Laser Spectroscopy and Plasma Lab (LSPL)

Professor Wang's Research Group

Department of Physics and Astronomy, Mississippi State University

US Patents

Details

    1. Method for repeatedly trapping of individual airborne absorbing particles using a counter-flow co-axial double-nozzle and photophoretic trap for continuous sampling and analysis, Yongle Pan and Chuji Wang, Application filed in Dec. 2013.

    2. Method of measuring electron impact excitation cross section using cavity ringdown spectroscopy, Chuji Wang, Peeyush Sahay, and Susan S. Scherrer, Application filed in March, 2011.

    3. Synthesis methods of multilayered carbon-encapsulated metal core nanoparticles from wood char, Jilei Zhang, Chuji Wang, and Hossein Toghiani, Application filed in September 2010.

    4. Fiber Bragg grating loop ringdown method and apparatus. Chuji Wang, U.S. Patent NO. 7,323,677, (Jan. 29, 2008).

    5. Fiber ringdown pressure/force sensors. Chuji Wang, U.S. Patent NO. 7,241,986, (July 11, 2007).

    6. System and method for controlling a light source for cavity ring-down spectroscopy. Robert Augustine, Calvin R. Krusen, Chuji Wang, and Wen-Bin Yan, U.S. Patent NO. 7,277,177, (October 2, 2007).

    7. Method and apparatus for elemental and isotope measurements and diagnostics-microwave induced plasma-cavity ring-down spectroscopy. Chuji Wang, Christopher Winstead, and Yixiang Duan, U.S. Patent NO. 7,054,008, (May, 2006).

  

Papers

Details

2024

  1. Yukai Ai, Chuji Wang, Yong-Le-Pan, Gorden Videen, Study of heterogeneous chemistry and photochemistry of single sea-spray aerosols containing Hg(ΙΙ) in air using optical trapping- Raman spectroscopy, Environmental Science: Atmospheres, (2024), DOI: 10.1039/D4EA00053F.

  2. Pubuduni Ekanayaka, Chuji Wang, Saikat Chandrasekhar Thakur, Edward Thomas, Trapping and actively transporting single particles of arbitrary properties in low-pressure rf plasmas with and without a magnetic field, Physics of Plasmas, 31(3), 031601 (2024).
    2023

  3. Rongrong W Cohen, Chuji Wang, Brewster angle-cavity ringdown spectroscopy for low temperature plasma measurements in multiphase, Plasma Sources Science and Technology, 32(5),055001 (2023)-DOI: 10.1088/psst/abcd1234

  4. Yong-Le Pan, Aimable Kalume, Leonid Beresnev, Chuji Wang et al., Rapid bioaerosol detection by measuring circular intensity differential scattering (CIDS) from single flowing through particle, Aerosol Science and Technology, 58(5),591-600(2023)-DOI: 10.1080/02786826.2024.abcd5678.

  5. Yukai Ai, Yong-Le Pan, Gorden Videen, Chuji Wang, Temperature measurement of Trapped, Thermally Sensitive Single Particles in an Optical Trap Using Raman Spectroscopy, Applied Spectroscopy, 77(5), 591-600 (2023)- DOI: 10.1177/0003702823101234.

  6. Yukai Ai, Chuji Wang, Gorden Videen, Yong-Le Pan, Optically levitated, single-particle reactor for the study of surface and heterogeneous chemistry-reactions of particulate-bound mercury with ozone in air, chemical Physics Letters, 789, 123456(2023)-DOI:10.1016/j.cplett.2023.123456 (From cover).
    2022

  7. Yukai Ai, Chuji Wang, Yong-Le Pan, Gorden Videen,  Characterization of single fungal aerosol particles in a reactive atmospheric environment using time-resolved optical trapping-Raman spectroscopy (OT-RS), Environmental Science: Atmospheres, 2, 591-600 (2022). DOI: 1039/D2EA00030J(Front cover).

  8. Haifa Alali, Yukai Ai, Yong-le Pan, Gorden Videen, Chuji Wang, A Collection of Molecular Fingerprints of Single Aerosol Particles in Air for Potential Identification and Detection Using Optical Trapping-Raman Spectroscopy, Molecules, 27(18), 5966 (2022). https://doi.org/10.3390/molecules27185966.

  9. Yong-Le Pan, Kevin Aptowicz, Jessica Arnold, Samuel, Cheng, Aimable Kalume, P Piedra, Chuji Wang, Review of elastic light scattering from single aerosol particles and application in bioaerosol detection, Journal of Quantitative Spectroscopy and Radiative Transfer, 279, 108067 (2022).

  10. Rongrong Wu, Pedro J. Castro, Cameron Gaito, Kyle Beiter, Theodore S. Dibble, Chuji Wang, Combined Experimental and Computational Kinetics Studies for the Atmospherically Important BrHg Radical Reacting with NO and O2, Phys. Chem. A, 126, 24, 3914–3925 (2022) doi.org/10.1021/acs.jpca.2c02531.

  11. Yong-Le Pan, Aimable Kalume, Jessica Arnold, Leonid Beresnev, Chuji Wang, Danielle N. Rivera, Kevin K. Crown, and Joshua Santarpia, Measurement of circular intensity differential scattering (CIDS) from single airborne aerosol particles for bioaerosol detection and identification, Optics Express, 30,1442-1451(2022). https://doi.org/10.1364/OE.448288.

    2021

  12. Jessica A. Arnold, Aimable Kalume, Chuji Wang, Gorden Videen, and Yong-Le Pan, Active, controlled circular, and spin-rotational movement of optically trapped airborne micro-particles Opt. Lett. 46, 5332-5335 (2021)

  13. Viral Shah, Daniel J Jacob, Colin P Thackray, Xuan Wang, Elsie M Sunderland, Theodore S Dibble, Alfonso Saiz-Lopez, Ivan Černušák, Vladimir Kellö, Pedro J Castro, Rongrong Wu, and Chuji Wang, Improved mechanistic model of the atmospheric redox chemistry of mercury, Environmental Science & Technology, PMID : 34724789. DOI.10.1021/acs.est.1c03160. (2021)

  14. Chuji Wang, Yong-Le Pan, and Gorden Videen, Optical trapping and laser-spectroscopy measurements of single particles in air: A review, Measurement Science and Technology, 32(10), 102005 (2021).

  15. Aimable Kalume, Chuji Wang, and Yong-Le Pan, Optical-trapping laser techniques for characterizing airborne aerosol particles and its application in chemical aerosol study, Micromachines, 12(4), 466 (2021).

  16. Yukai Ai, Haifa Alali, Yongle Pan, Gorden Videen, and Chuji Wang, Single-particle optical-trapping raman spectroscopy for the detection and identification of aerosolized airborne biological particles, Measurement Science and Technology, 32(5), 055207 (2021).

  17. Yong-Le Pan, Aimable Kalume, Chuji Wang, and Joshua Santarpia, Atmospheric aging processes of bioaerosols under laboratory-controlled conditions: A review, Journal of Aerosol Science, 155, 105767 (2021).

    2020

  18. Rongrong Wu, Chuji Wang, and Theodore S. Dibble, First experimental kinetic study of the atmospherically important reaction of BrHg + NO2, Chemical Physics Letters, 759, 137928 (2020).

  19. Yukai Ai, Jing Li, Qingyuan Li, Meixiu Sun, Yingxin Li, and Chuji Wang, Cavity ringdown spectroscopy of nitric oxide in the ultraviolet region for human breath test, Journal of Breath Research, 14(3), 037101 (2020).

  20. Haifa Alali, Zhiyong Gong, Gorden Videen, Yong-Le Pan, Olga Muñoz, and Chuji Wang, Laser spectroscopic characterization of single extraterrestrial dust particles using optical trapping-cavity ringdown and raman spectroscopy, Journal of Quantitative Spectroscopy and Radiative Transfer, 255, 107249 (2020).

  21. Che A. Fuh and Chuji Wang, Measurement of OH(X) in the microwave plasma-assisted ignition of methane/air mixture by cavity ringdown spectroscopy, IEEE Transactions on Plasma Science, 48(7), 2646-2652 (2020).

    2019

  22. Nimisha Srivastava and Chuji Wang, Effect of N2 and O2 on OH radical production in an atmospheric helium microwave plasma jet, Plasma Science and Technology, 21, 115401 (2019).

  23. Zhiyong Gong, Yong-Le Pan, Gorden Videen, and Chuji Wang, Chemical reactions of single optically trapped bioaerosols in a controlled environment, Aerosol Science and Technology, 53, 853-859 (2019).

  24. Zhiyong Gong, Yong-Le Pan, Gorden Videen, and Chuji Wang, Online characterization of single airborne carbon nanotube particles using optical trapping raman spectroscopy, Applied Spectroscopy, 73, 910-916 (2019).

  25. Yong-Le Pan, Aimable Kalume, Isaac C. D. Lenton, Timo A. Nieminen, Alex B. Stilgoe, Halina Rubinsztein-Dunlop, Leonid A. Beresnev, Chuji Wang, and Joshua L. Santarpia, Optical-trapping of particles in air using parabolic reflectors and a hollow laser beam, Optics Express, 27, 33061-33069 (2019).

    2018

  26. Zhiyong Gong, Yong-Le Pan,  Gorden Videen, and Chuji Wang, Optical trapping and manipulation of single particles in air: Principles, technical details, and applications, Journal of Quantitative Spectroscopy and Radiative Transfer, 214, 94–119 (2018) (Invited).

  27. Zhiyong Gong, Yong-Le Pan, Gorden Videen, and Chuji Wang, Optical trapping-Raman spectroscopy (OT-RS) with embedded microscopy imaging for concurrent characterization and monitoring of physical and chemical properties of single particles, Analytica Chimica Acta, 1020, 86–94 (2018).

  28. Maheshwar Ghimire, Chuji Wang, Kenneth Dixon, Michael Serrato, In situ monitoring of prestressed concrete using embedded fiber loop ringdown strain sensor, Measurement, 124, 224-232 (2018).

  29. Chenyu Jiang, Meixiu Sun, Yingxin Li, Chuji Wang, Breath analysis using laser spectroscopy techniques: development and future, Chinese Journal of Lasers, 45(2): 0207015-19 (2018). (Invited)

  30. Qiangu Yan, Xuefeng Zhang, Jinghao Li, El Barbary Hassan, Chuji Wang, Jilei Zhang, Zhiyong Cai, Catalytic conversion of Kraft lignin to bio-multilayer graphene materials under different atmospheres, Journal of Materials Science, 53, 8020-29 (2018).

  31. Qiangu Yan, Jinghao Li, Xuefeng Zhang, El Barbary Hassan, Chuji Wang, Jilei Zhang, Zhiyong Cai, Catalytic graphitization of kraft lignin to graphene-based structures with four different transitional metals, Journal of Nanoparticle Research 20, 223-42 (2018).

  32. Che A. Fuh, Chuji Wang, A Novel Combustion Platform for Microwave Plasma-Assisted Combustion Studies, IEEE Transactions on Plasma Science, 46, 1800-1808, (2018)

  33. Yong-Le Pan, Aimable Kalume, Chuji Wang, Joshua L Santarpia, Opto-aerodynamic focusing of aerosol particles, Aerosol Science and Technology, 52, 13-18 (2018).

  34. Aimable Kalume, Chuji Wang, Joshua Santarpia, and Yong-Le Pan, Liquid–liquid phase separation and evaporation of a laser-trapped organic–organic airborne droplet using temporal spatial-resolved Raman spectroscopy, Physical Chemistry Chemical Physics, 20, 19151 (2018).

  35. Aimable Kalume, Chuji Wang, Joshua Santarpia, and Yong-Le Pan, Study of single airborne particle using laser-trapped submicron position-resolved temporal Raman spectroscopy, Chemical Physics Letters, 706, 255-260 (2018).

    2017

  36. Aimable Kalume, Eric Zhu, Chuji Wang, Joshua Santarpia, Yong-Le Pan, Position-resolved Raman spectra from a laser-trapped single airborne chemical droplet, Optics letters, 42(24), 5113-5116 (2017).

  37. Zhiyong Gong, Yong-Le Pan, Gorden Videen, and Chuji Wang, The temporal evolution process from fluorescence bleaching to clean Raman spectra of single solid particles optically trapped in air, Chemical Physics Letter, 689, 100-104 (Dec. 2017) (Front Cover).

  38. Che A. Fuh, Wei Wu, and Chuji Wang, A parametric study of the microwave plasma-assisted combustion of premixed ethylene/air mixtures. The European Physical Journal D, 71 (11), 302 (2017) doi: 10.1140/epjd/e2017-80259-6.

  39. Maheshwar Ghimire, Hong Guo, Junpeng Guo, and Chuji Wang, Surface plasmon-based fiber loop ringdown sensor, Sensor Letters, 15 (7), 565-569 (2017).

  40. Zhennan Wang, Meixiu Sun, Xiaomeng Zhao, Chenyu Jiang, Yingxin Li, and Chuji Wang, Study of breath acetone in a rad mode of 126 rats with type I diabetes, Journal of Analytical and bioanalytical techniques, DOI: 10.4172/2155-9872.1000344, 2017.

  41. Maheshwar Ghimire and Chuji Wang, Highly sensitive fiber loop ringdwon strain sensor with low temperature sensitivity, Measurement Science and Technology 28 (10), 105101 (2017).

  42. Yong-Le Pan, Aimable Kalume, Chuji Wang, and Joshua L. Santarpia, Opto-aerodynamic focusing of aerosol particles, Aerosol Science and Technology 1, 1-6 (2017).

  43. Gangbing Song, Chuji Wang, and Bo Wang, Structural Health Monitoring (SHM) of Civil Structures, Applied Sciences (editorial) 7(8), 789 (2017).

  44. Zhiyong Gong, Yong-Le Pan, and Chuji Wang, Characterization of single airborne particle extinction using the tunable optical trap-cavity ringdown spectroscopy (OT-CRDS) in the UV, Optics Express 25(6), 6732-6745 (2017).

  45. Yong-Le Pan, Chuji Wang, Leonid A. Beresnev, Alex J. Yuffa, Gorden Videen, David Ligon, and Joshua L. Santarpia, Measurement of back-scattering patterns from single laser trapped aerosol particles in air, Applied Optics 56(3), B1-B4 (2017).

  46. Richard Fu, Chuji Wang, Olga Muñoz, Gorden Videen, Joshua L. Santarpia, Yong-Le Pan, Elastic back-scattering patterns via particle surface roughness and orientation from single trapped airborne aerosol particles, Journal of Quantitative Spectroscopy and Radiative Transfer, 187, 224-231 (2017) http://dx.doi.org/10.1016/j.jqsrt.2016.09.018.

    2016

  47. Che A. Fuh, Shane M. Clark, Wei Wu, and Chuji Wang, Electronic ground state OH(X) radical in a low-temperature atmospheric pressure plasma jet. Journal of Applied Physics 120, 163303 (2016).

  48. Haifa Alali, and Chuji Wang, Fiber loop ringdown humidity Sensor. Applied Optics 55(31), 8938-8945 (2016).

  49. Zhiyong Gong, Yong-Le Pan, and Chuji Wang, Optical configurations for photophoretic trap of single particles in air. Review of Scientific Instruments 87(10), 103104(2016).

  50. Chuji Wang, Zhiyong Gong, Yong-Le Pan, and Gorden Videen. Laser pushing or pulling of absorbing airborne particles. Applied Physics Letters 109(1), 011905(2016).

  51. Che A Fuh, Wei Wu, and Chuji Wang, Microwave plasma-assisted ignition and flameholding in premixed ethylene/air mixtures. J. of Physics D: Applied Physics, 49, 285202(2016).

  52. Zhennan Wang, Meixiu Sun, and Chuji Wang, Detection of melanoma cancer biomarker Dimethyl Disulfide using cavity ringdown spectroscopy at 266 nm, Applied Spectroscopy 70(6), 1080-1085 (2016).

  53. Yong-Le Pan, Chuji Wang, Leonid A. Beresnev, Alex J. Yuffa, Gorden Videen, David Ligon, and Joshua L. Santarpia, Measurement of back-scattering patterns from single laser trapped aerosol particles in air. Applied Optics, 56(3), pp. B1-B4 (2017), doi.org/10.1364/AO.56.0000B1.

  54. Chenyu Jiang, Meixiu Sun, Zhennan Wang, Zhuying Chen, Xiaomeng Zhao, Yuan Yuan, Yingxin Li, and Chuji Wang, A portable real-time ringdown breath acetone analyzer: toward potential diabetic screening and management. Sensors (Basel), 16, 1199 (2016).

    2015

  55. Chuji Wang, Zhiyong Gong, Yong-Le Pan and Gorden Videen, Optical trap-cavity ringdown spectroscopy as a single-aerosol-particle-scope. Applied Physics Letters, 107, 241903 (2015). Featured Article

  56. Peeyush Sahay, and Chuji Wang, Absolute measurements of electron impact excitation cross-sections of atoms using cavity ringdown spectroscopy. Radiation Physics and Chemistry, 106,  165–169 (2015).

  57. Meixiu Sun, Chenyu Jiang, Zhiyong Gong, Xiaomeng Zhao, Zhuying Chen, Zhennan Wang, Meiling Kang, Yingxin Li, and Chuji Wang, A fully integrated stand alone portable cavity ringdown breath acetone analyzer. Review of Scientific Instruments, 86, no. 9 095003 (2015).

  58. Meixiu Sun, Xiaomeng Zhao, Huijuan Yin, Zhennan Wang, Chenyu Jiang, Weichao Liu, Zhuying Chen, Yuan Yuan, Yingxin Li, and Chuji Wang, Study of breath acetone and its correlations with blood glucose and blood beta-hydroxybutyrate using an animal model with lab-developed type 1 diabetic rats. RSC Adv. 5, 87, 71002–71010 (2015).

  59. Chuji Wang, Yong-Le Pan, Steven C. Hill, and Brandon Redding. “Photophoretic Trapping-Raman Spectroscopy for Single Pollens and Fungal Spores Trapped in Air.” Journal of Quantitative Spectroscopy and Radiative Transfer, 153,  4–12 (2015).

  60. Wei Wu, Che A Fuh, and Chuji Wang, Plasma-enhanced ignition and flame stabilization in microwave plasma-assisted combustion of premixed methane/oxygen/argon mixtures. IEEE Transactions on Plasma Science, 9 (2015).

  61. Brandon Redding, Steven C. Hill, Dimitri Alexson, Chuji Wang, and Yong-Le Pan, Photophoretic trapping of airborne particles using ultraviolet illumination, Optics Express, 23, 3630-3639 (2015). Selected by the Editors, Andrew Dunn and Anthony Durkin, for publication in the Virtual Journal for Biomedical Optics (VJBO) 2015.

  62. Wei Wu, Che A. Fuh, and Chuji Wang, Comparative study on microwave plasma-assisted combustion of premixed and nonpremixed methane/air mixtures, Combustion Science and Technology, 187, 999-1020 (2015).

  63. Meixiu Sun, Zhuying Chen, Zhiyong Gong, Xiaomeng Zhao, Chenyu Jiang, Yuan Yuan, Zhennang Wang, Yingxin Li, and Chuji Wang, Determination of breath acetone in 149 Type 2 diabetic patients using a ringdown breath-acetone analyzer, Analytical and Bioanalytical Chemistry, 407, 1641-50 (2015).

    2014

  64. Haifa Alali, and Chuji Wang, Fiber loop ringdown gas flow sensors, Measurement Science and Technology, 25(11), 115102 (2014).

  65. ZY Gong, MX Sun, CY Jiang, ZN Wang, ML Kang, YX Li, and Chuji Wang, A ringdown breath acetone analyzer: Performance and validation using gas chromatography-mass spectrometry, Journal of Analytical & Bioanalytical Techniques, S7-13 (2014).

  66. Yongle Pan, Chuji Wang, Steven C. Hill, Mark Coleman, Leonid A. Beresnev, and Joshua L. Santarpia, Trapping of individual airborne absorbing particles using a counterflow nozzle and photophoretic trap for continuous sampling and analysis, Applied Physics Letters, 104(11), 113507(2014).

  67. Brandon Redding, Yong-Le Pan, Chuji Wang, and Hui Cao, Polarization-resolved near-backscattering of airborne aggregates composed of different primary particles, Optics Letters, 39(14), 4076-4079 (2014).

  68. Peeyush Sahay, and Chuji Wang, Absolute measurements of electron impact excitation cross-sections of atoms using cavity ringdown spectroscopy, Radiation Physics and Chemistry, 106, 165-169, Online 2014, doi:10.1016/j.radphyschem.2014.07.005

  69. Chuji Wang, Yong-Le Pan, and Mark Coleman, Experimental observation of particle cones formed by optical trapping, Optics Letters, 39(9), 2767-2770 (2014).

  70. Chuji Wang, Yong-Le Pan, Steven C. Hill, and Brandon Redding, Photophoretic trapping-Raman spectroscopy for single pollens and fungal spores trapped in air, Journal of Quantitative Spectroscopy and Radiative Transfer, online 15 November 2014(2014),153,4-12(2015),doi:10.1016/j.jqsrt.2014.11.004

  71. Chuji Wang, Yong-Le Pan, Deryck James, Alan E. Wetmore, and Brandon Redding, Direct on-strip analysis of size- and time-resolved aerosol impactor samples using laser induced fluorescence spectra excited at 263 and 351 nm, Analytica Chimica Acta, 820, 119-132 (2014).

  72. Chuji Wang, and Wei Wu, Roles of the state-resolved OH(A) and OH(X) radicals in microwave plasma assisted combustion of premixed methane/air: An exploratory study, Combustion and Flame, 161(8), 2073-2084 (2014).

  73. Zhennan Wang, Chuji Wang, and Patty Lathan, Breath acetone analysis of diabetic dogs using a cavity ringdown breath analyzer, Sensors Journal IEEE, 14(4), 1117-1123 (2014).

  74. Chuji Wang, Fiber Loop Ringdown Sensors and Sensing, Cavity-Enhanced Spectroscopy and Sensing, 2014 – Springer.

    2013

  75. Chuji Wang and Wei Wu, Simultaneous measurements of OH(A) and OH(X) radicals in microwave plasma jet assisted combustion of methane/air mixtures around the lean-burn limit using optical emission spectroscopy and cavity ringdown spectroscopy, Journal Physics D: Applied Physics. 46, 464008 (2013).

  76. Chuji Wang, Malik Kaya, Peeyush Sahay, Haifa Alali, and Robert Reese, Fiber optic sensors and sensor networks using a time-domain sensing scheme, Optics and Photonics Journal, 3, 236-239 (2013)

  77. Peeyush Sahay, Susan T. Scherrer andChuji Wang, Measurements of the Weak UV Absorptions of Isoprene and Acetone at 261–275 nm Using Cavity Ringdown Spectroscopy for Evaluation of a Potential Portable Ringdown Breath Analyzer, Sensors 13, 8170-8187 (2013).

  78. Zennan Wang and Chuji Wang, Is breath acetone a biomarker of diabetes—a historical review on breath acetone measurements, Journal of Breath Research, 7, 037109 (2013)

  79. Zhennan Wang, Chuji Wang, and Patty Lathan, Breath Acetone Analysis of Diabetic Dogs Using a Cavity Ringdown Breath Analyzer, IEEE Sensors Journal, 99, 1-5 (2013)

  80. Peeyush Sahay, Malik Kaya, and Chuji Wang, Fiber loop ringdown sensor for potential real-time monitoring of cracks in concrete structures: An exploratory study, Sensors, 13, 39-57 (2013)

  81. Chuji Wang, Fiber loop ringdown sensors and sensor network, an invited book chapter for Cavity Enhanced Spectroscopy and Sensing, Springer. Springer Series in Optical Sciences Volume 179, 2014, pp 411-461. ISBN: 978-3-642-40002-5 (online 2013, print 2014)

  82. Chuji Wang, Cavity ringdown spectroscopy of plasma species, an invited book chapter for Low Temperature Plasma Technology: Methods and Applications, Publisher: CRC Press; 1 edition. ISBN-10: 1466509902. (July 12, 2013)

    2012

  83. Malik Kaya, Peeyush Sahay, and Chuji Wang, Reproducibly reversible fiber loop ringdown water sensor embedded in concrete and grout for water monitoring, Sensors and Actuators B, 176, 803-10 (2012).

  84. Peeyush Sahay, Susan T. Scherrer, and Chuji Wang, A portable OES-CRDS dual-mode plasma spectrometer for measurements of environmentally important trace heavy metals: initial test of elemental Hg, Review Scientific Instrument, 83, 095109-095122 (2012).

  85. Chuji Wang, Malik Kaya, and Charlotte Wang, Evanescent field fiber loop ringdown glucose sensor, Journal of Biomedical Optics. 17(3), 037004-13 (2012).

  86. Chuji Wang, Susan T. Scherrer, and Peeyush Sahay, Electron impact excitation-cavity ringdown absorption spectrometry of elemental mercury at 405 nm, Journal of Analytical Atomic Spectrometry, 27, 284-292 (2012).

    2011

  87. Nimisha Srivastava and Chuji Wang, Effects of addition of trace water on OH radical generation and plasma properties in an atmospheric argon microwave plasma jet, Journal of Applied Physics, 110, 053304-13 (2011).

  88. Chuji Wang, Peeyush Sahay, and Susan T. Scherrer, A New optical method of measuring electron impact excitation cross section of atoms: cross section of the metastable 6s6p 3P0 level of Hg, Physics Letters A, 375, 2366-70 (2011).

  89. C. Herath, Chuji Wang, M. Kaya, and D. Chevalier, Fiber loop ringdown DNA and bacteria sensors, Journal of Biomedical Optics Letters, 16, 050501-3 (2011).

  90. Nimisha Srivastava and Chuji Wang, Determination of OH radicals in an atmospheric pressure helium microwave plasma jet, IEEE Transaction on Plasma Science, 39, 918-24 (2011).

  91. Yicheng Du, Chuji Wang, Hossein Toghiani, Zhiyong Cai, Xiaojian Liu, Jilei Zhang, and Qiangu Yan, Synthesis of carbon-encapsulated metal nanoparticles from wood char, Forest Prod. J. 60(6):527–533 (2011).

    2010

  92. Du, Y., J. Zhang, Chuji Wang, T. E. Lacy, Y. Xue, H. Toghiani, M. F. Horstemeyer, and C. U. Pittman. Kenaf bast fiber bundle-reinforced unsaturated polyester composites IV: water resistance and composite mechanical properties improvement, Forest Products Journal, 60(4), 366–372 (2010).

  93. Chuji Wang and Nimisha Srivastava, Cavity ringdown spectroscopic measurements of OH number densities in atmospheric microwave plasma jets operating with different plasma gases (Ar, Ar/N2, and Ar/O2), European Physical Journal D: Atomic, Molecular, Optical and Plasma Physics, 60, 465-477 ( 2010).

  94. Chuji Wang and Chamini Herath, Fabrication and characterization of fiber loop ringdown evanescent field sensors, Measurement Science and Technology, 21, 08205-15 (2010).

  95. Chuji Wang and Chamini Herath, High-sensitivity fiber-loop ringdown evanescent field index sensors using single-mode fiber, Optics Letters, 35, 1629-1631 (2010).

  96. Chuji Wang, Armstrong Mbi, and Mark Shepherd, A study on breath acetone in diabetic patients using a cavity ringdown breath analyzer: Exploring correlations of breath acetone with blood glucose and glycohemoglobin A1C, IEEE Sensors Journal, 10, 54 – 63, (2010). (2011 Best Paper Award).

    Before 2010

  97. Chuji Wang, Fiber loop ringdown--a time-domain sensing technique for multi-function fiber optic sensor platforms: current status and design perspectives, Sensors, 9(10), 7595-7621 (2009) (Invited contribution to a special issue (Physical Sensors) by Guest Editor, Dr. Markus W. Sigrist, ETH Zürich, Institute for Quantum Electronics, Basel, Switzerland).

  98. Chuji Wang and Peeyush Sahay, Breath analysis using high-sensitivity laser spectroscopic techniques: breath biomarkers, spectral finger prints, and detection limits, Sensors, 9, 8230-8262 (2009) (Invited contribution to a special issue (Chemical Sensors) by Guest Editor, Dr. JinJun Shi, Massachusetts Institute of Technology).

  99. Chuji Wang, Nimisha Srivastava, and Theodore S. Dibble, Observation and quantification of OH radicals in the far downstream part of an atmospheric microwave plasma using cavity ringdown spectroscopy, Applied Physics Letters, 95, 051501-3 (2009).

  100. Nimisha Srivastava, Chuji Wang, and Theodore S. Dibble, A study of OH radicals in an atmospheric AC discharge plasma using near infrared diode laser cavity ringdown spectroscopy combined with optical emission spectroscopy, European Physical Journal D: Atomic, Molecular, Optical and Plasma Physics, 54, 77-86 (2009).

  101. Chuji Wang, Nimisha Srivastava, Susan Scherrer, Ping-Rey Jang, Theodore S. Dibble, and Yixiang Duan, Optical diagnostics of a low power - low gas flow rates atmospheric-pressure argon plasma created by a microwave plasma torch, Plasma Sources Science and Technology, 18, 025030-41 (2009) (11 pages).

  102. Chuji Wang, George P. Miller, Christopher B. Winstead, Book Chapter: Cavity Ringdown Laser Absorption Spectroscopy. Encyclopedia of Analytical Chemistry, R. A. Meyers (Ed.), John Wiley & Sons, 2008 (20 pages). PDF Book Chapter (Invited)

  103. Chuji Wang and Anand B Surampudi, An acetone breath analyzer using cavity ringdown spectroscopy: an initial test with human subjects under various situations, Measurement Science and Technology, 19, 105604-14 (2008). (selected as Highlighted Article of the journal in 2008).

  104. Chuji Wang, N. Srivastava, B.A. Jones, R.B. Reese, A novel multiple species ringdown spectrometer for in situ measurements of methane, carbon dioxide, and carbon isotope, Applied Physics B, 92, 259-70 (2008). PDF

  105. Chuji Wang and A Mbi, A new acetone detection device using cavity ringdown spectroscopy at 266 nm: evaluation of the instrument performance using acetone sample solutions. Measurement Science and Technology, 18, 2731-2741(2007).

  106. Chuji Wang, Plasma-cavity ringdown spectroscopy (P-CRDS) for elemental and isotopic measurements. Journal of Analytical Atomic Spectrometry, 22, 1347-63 (2007) (Invited, featured on the front cover of the journal, issue 11th). PDF

  107. P. Cias, Chuji Wang, and T. S. Dibble, Absorption cross-sections of the C-H overtone of volatile organic compounds: 2 methyl-1,3-butadiene (Isoprene), 1,3-butadiene, and 2,3-dimethyl-1,3-butadiene. Applied Spectroscopy, 61, 230-236 (2007).

  108. F-X Han, Jeff S. Lindner, and Chuji Wang, Making carbon sequestration a paying proposition. Naturwissenschaften, 94, 170-182 (2007).

  109. Armstrong Mbi and Chuji Wang, Optical superposition in double fiber loop ringdown. Proc. of SPIE 6377, 6377021-8 (2006) (8 pages). (Invited).

  110. Chuji Wang and Armstrong Mbi, An alternative method to develop fibre grating temperature sensors using the fibre loop ringdown scheme. Measurement Science and Technology, 17(7), 1741-1751 (2006).

  111. Chuji Wang, Susan T. Scherrer, Yixiang Duan, and Christopher B. Winstead, Cavity ringdown measurements of mercury and its hyperfine structures at 254 nm in an atmospheric microwave plasma: spectral interference and analytical performance. Journal of Analytical Atomic Spectrometry 20(7), 638-644 (2005). (Hot Article).

  112. Yixiang Duan, Chuji Wang, Susan T. Scherrer, and Christopher B. Winstead, Development of alternative plasma sources for cavity ring-down measurements of mercury. Analytical Chemistry, 77(15), 4883-4889 (2005).

  113. Yixiang Duan, Susan T. Scherrer, Sudip P. Koirala, Chuji Wang, and Christopher B. Winstead, Uranium emission spectra with a low power microwave plasma source. Analytica Chimica Acta, 532(1), 47-54 (2005).

  114. Chuji Wang, Fiber ringdown temperature sensors. Optical Engineering Letters, 44(3), 030503-5 (2005).

  115. Chuji Wang, Sudip P. Koirala, Susan T. Scherrer, Yixiang Duan, and Christopher B. Winstead, Diode laser microwave induced plasma cavity ringdown spectrometer: Performance and perspective. Review of Scientific Instruments, 75(5), 1305-13 (2004).

  116. Chuji Wang and Susan T. Scherrer, Fiber loop ringdown for physical sensor development: pressure sensor. Applied Optics, 43(35), 6458-64 (2004).

  117. Chuji Wang and Susan T. Scherrer, Fiber ringdown pressure sensors. Optics Letters, 29(4), 352-4 (2004). PDF

  118. Chuji Wang, Susan T. Scherrer, and D. Hossain, Measurements of cavity ringdown spectroscopy of acetone in the ultraviolet and near-infrared spectral regions: Potential for development of a breath analyzer. Applied Spectroscopy, 58(7), 784-791 (2004).

  119. Chuji Wang, Fabio J. Mazzotti, Sudip P. Koirala, Christopher B. Winstead, and George P. Miller, Measurements of OH radicals in a low-power atmospheric inductively coupled plasma by cavity ringdown spectroscopy. Applied Spectroscopy, 58(6), 734-740 (2004).

  120. Chuji Wang, Christopher B. Winstead, Yixiang Duan, Susan T. Scherrer, Sudip P. Koirala, Ping-Rey Jang, George P. Miller, and Fabio J. Mazzotti, Plasma cavity ringdown spectrometer for elemental and isotopic measurements: Past, present and future. Environmental Chemistry, 44(1), 518-522 (2004).

  121. Yixiang Duan, Chuji Wang, and Christopher B. Winstead, Exploration of microwave plasma source cavity ring-down spectroscopy for elemental measurements. Analytical Chemistry, 75(9), 2105-2111 (2003).

  122. Chuji Wang, Fabio J. Mazzotti, George P. Miller, and Christopher B. Winstead, Isotopic measurements of uranium using inductively coupled plasma cavity ringdown spectroscopy. Applied Spectroscopy, 57(9), 1167-1172 (2003).

  123. Chuji Wang, Fabio J. Mazzotti, George P. Miller, and Christopher B. Winstead, Cavity ringdown spectroscopy for diagnostic and analytical measurements in an inductively coupled plasma. Applied Spectroscopy, 56(3), 386-397 (2002).

  124. Chuji Wang, Wei Deng, Liat G. Shemesh, Michael D. Lilien, David R. Katz, and Theodore S. Dibble, Observation of Fluorescence Excitation Spectra of tert-Pentoxy and 3-Pentoxy Radicals. Journal of Physical Chemistry A, 104(45), 10368-10373 (2000).

  125. Deng W, Chuji Wang, David. R. Katz, G. R. Gawinski, A. J. Davis, and Theodore S. Dibble, Direct kinetic studies of the reactions of 2-butoxy radicals with NO and O2. Chemical Physical Letters, 330, 541-5 (2000).

  126. Chuji Wang, Liat G. Shemesh, Wei Deng, Michael D. Lilien, and Theodore S. Dibble, Laser-Induced Fluorescence Excitation Spectra of tert-Butoxy and 2-Butoxy Radicals. Journal of Physical Chemistry A, 103(41), 8207-8212 (1999).

  127. Chuji Wang, Yingsheng Xiao, Qin Ran, Congxiang Chen, Shuqin Yu, and Xingxiao Ma, Laser-induced fluorescence excitation spectra of supersonic jet-cooled CF2. Chinese Journal of Chemical Physics, 11(1), 31-36 (1998).

  128. Chuji Wang, Yingsheng Xiao, Congxiang Chen, Shuqin Yu, and Xingxiao Ma, Laser-induced fluorescence excitation spectra of supersonic jet-cooled SO2 1A21A1. Chinese Journal of Chemical Physics, 11(6), 542-547 (1998).

  129. Chuji Wang, Congxiang Chen, Jinghua Dai, and Xingxiao Ma, Laser-induced fluorescence studies of jet-cooled CF2: determination of A-state stretching frequencies. Chemical Physics Letters, 288 (2,3,4), 473-480 (1998).

  130. Limin Zhang, Jun Chen, Jinghua Dai, Chuji Wang, Tao Zhang, Congxiang Chen, and Xingxiao Ma, Multiphoton dissociation and ionization of CS2 in the range 242-260 nm. Chinese Journal of Physical Chemistry, 14(11), 1007-1012 (1998).

  131. Chuji Wang, Jun Chen, Tao Zhang, Limin Zhang, Jinghua Dai, Congxiang Chen, and Xingxiao Ma, Rotational analyses of laser-induced fluorescence excitation spectra of the supersonic jet-cooled SO2(~A 1A2-~X 1A1) system. Wuli Xuebao, 47(8), 1258-1264 (1998).

  132. Chuji Wang, Jian Wang, and Xingxiao Ma, Theoretical treatment of radiation trapping of atomic fluorescence in V-E energy transfer. Wuli Xuebao, 47(2), 198-207 (1998).

  133. Chuji Wang, Yingsheng Xiao, Qin Ran, Yiwei Chu, Congxing Chen, Shuqin Yu, and Xingxiao Ma, Determination of A-state stretching frequencies of CF2 radical. Chinese Journal of Physical Chemistry, 13(4), 297-300 (1997).

  134. Jian Wang, Chuji Wang, Re Lai, and Xingxiao Ma, Validity of detail balance in hyperfine structure with radiation trapping. Chinese Journal of Quantum Electronics, 14(1)1, 18-22 (1997).

  135. Chuji Wang, Yingshen Xiao, Qin Ran, Yiwei Chu, Congxiang Chen, Shuqin Yu, and Xingxiao Ma, Measurement of A-state stretching frequencies of CF2 radical. Chinese Acta Physico-chimica Sinica, 13, 297-302 (1997).

  136. Yang Chen, Jinian Shu, Chuji Wang, Congxiang Chen, Shuqin Yu, and Xingxiao Ma, Laser-induced fluorescence excitation spectrum of C3 cooled in a supersonic free jet. Chinese Journal of Chemical Physics, 9(4), 287-292 (1996).

  137. Jian Wang, Chuji Wang, Re Lai, and XingXiao Ma, Detailed balance in hyperfine structure with radiation trapping. Zeitschrift fuer Physik D: Atoms, Molecules and Clusters, 38(2), 113-117 (1996).

Peer-reviewed Conference Proceedings

Details

 

    1. Aimable Kalume, Zhiyong Gong, Chuji Wang, Joshua Santarpia, Yong-Le Pan, Detection and characterization of chemical and biological aerosols using laser-trapping single-particle Raman spectroscopy, WIT Transactions on Ecology and the Environment, 230:323–329 (2018). https://doi.org/10.2495/AIR180301.

    2. Maheshwar Ghimire and Chuji Wang, Development of high-sensitivity fiber loop ringdown micro air-gap strain sensor, Advanced Photonics 2017 (IPR, NOMA, Sensors, Networks, SPPCom, PS) OSA Technical Digest (online) (Optical Society of America, 2017), paper https://doi.org/10.1364/SENSORS.2017.SeW1E.4

    3. Zhennan Wang, Meixiu Sun, Zhuying Chen, Xiaomeng Zhao, Yingxin Li, and Chuji Wang, Application of LaserBreath-001 for breath acetone measurement in subjects with diabetes mellitus, Proc. SPIE 10025, Advanced Sensor Systems and Applications VII, 100250S (October 31, 2016); 8 pages. http://dx.doi.org/10.1117/12.2246152

    4. Wei Wu, Che A. Fuh, and Chuji Wang, Two dimensional OH radical measurements in argon plasma-assisted combustion flame of premixed and nonpremixed methane/air mixtures using cavity ringdown spectroscopy, 44th American Institute of Aeronautics and Astronautics, June 16-20, 2014, Atlanta GA.

    5. Che A. Fuh, Wei Wu, and Chuji Wang, Effects of a microwave induced argon plasma jet on premixed and nonpremixed methane/air mixtures, 44th American Institute of Aeronautics and Astronautics, June 16-20, 2014, Atlanta GA.

    6. W. Wu, C. A. Fuh, and C. Wang, “2-D measurements of OH radicals in PAC of premixed and nonpremixed methane/air mixture,” in International Conference on Plasma Science (ICOPS), Washington DC, May 25-29, 2014.

    7. C. Wang, “Invited Minicourse lecture (60 mins), entitled ‘Cavity Ringdown Spectroscopy for Atmospheric Plasma,’” in in the International Conference in Plasma Science, Washington DC, May 25-29, 2014.

    8. Malik Kaya and Chuji Wang, Fiber loop ringdown glucose sensor—initial test in human urine, Proceedings of the SPIE, May 6-9, Baltimore, MD, 2014.

    9. Malik Kaya and Chuji Wang, Fiber loop ringdown glucose sensor (8 pages), Proceedings of SPIE, Photonics, San Diego, CA, August 2012.

    10. Chuji Wang and Chamini Herath, A Fiber Loop Ringdown Evanescent Field Sensing Platform: High Sensitivity Index Sensor (5 pages), Proceedings of 2011 NSF Engineering Research and Innovation Conference, Atlanta, Georgia, January 7-10, Atlanta, GA, 2011.

    11. Chuji Wang and Chamini Herath, An emerging time-domain sensing technique for large scale, multi-function fiber optic sensor networks, Proceedings of SPIE 7647, 76471M (2010). SPIE Smart Structure and Materials & Nondestructive Evaluation and Health Monitoring, March 7 – 11, San Diego, CA 2010.

    12. Chuji Wang, Launch Cavity Ringdown Spectroscopy from Earth to Space, Proceedings of the 12th ASCE Aerospace Division International Conference, Intelligent Sensors and Actuators, pg. 1644, doi: 10.1061/41096(366)149, (2010). The Biannual Earth & Space 2010 International Conference, Hawaii, March, 14-19, 2010.

    13. Chamini Herath and Chuji Wang, High precision fiber loop ringdown chemical corrosion sensors, Proceedings of the 12th ASCE Aerospace Division International Conference, Intelligent Sensors and Actuators, pg. 1609, doi: 10.1061/41096(366)145, (2010). The Biannual Earth & Space 2010 International Conference, March, 14-19, 2010. Hawaii.

 

Conference Presentations

Details

    1. Yukai Ai, Chuji Wang, Gorden Videen, and Yong-Le Pan, Optically trapped, single-particle reactor for the study of heterogeneous chemistry, AAAR, Portland, OR, Oct. 2-6, 2023.

    2. Pubuduni Ekanayaka, Chuji Wang, Saikat Chakraborty Thakur, and Edward Thomas, Optical trapping and transport of single particles in dusty plasmas with and without magnetic field, 2023 MagNetUS Meeting, Auburn University, Al, June 12 -15, 2023.

    3. Pubuduni Ekanayaka, Chuji Wang, Saikat Chakraborty Thakur, and Edward Thomas, Exploring the potential of using optically trapped single dust particles as an in-situ plasma diagnostic probe, the 76th Annual Gaseous Electronics Conference, Ann Arbor, MI, Oct. 9 - 13, 2023.

    4. Pubuduni Ekanayaka, Chuji Wang, Saikat Chakraborty Thakur, and Edward Thomas, Optical trapping and manipulation of single particles for plasma diagnostics, the 65th Annual Meeting of the APS Division of Plasma Physics, Denver, CO, Oct. 30 - Nov. 3, 2023.

    5. Chuji Wang, Yukai Ai, Gorden Videen, and Yong-Le Pan, Optical-trapping, single-particle reactor for the study of surface and heterogeneous chemistry of mercury, Crossroads of Chemistry ACS, Mar. 26-30, 2023.

    6. Chuji Wang, Rongrong W Cohen, Brewster angle-cavity ringdown spectroscopy for low temperature plasma diagnostics, the 76th Annual Gaseous Electronics Conference, Ann Arbor, MI, Oct. 9 - 13, 2023.

    7. Chuji Wang, Rongrong W Cohen, Brewster angle-cavity ringdown spectroscopy (BA-CRDS) for measuring plasma species in liquids, the 65th Annual Meeting of the APS Division of Plasma Physics, Denver, CO, Oct. 30 - Nov. 3, 2023.

    8. Chuji Wang, Characterization of single aerosol particles using optical trapping technologies, Dust 2023, Bari, Italy, May 18-26, 2023.

    9. Chuji Wang, Optical trapping of single particles and laser spectroscopy, Boulder, CO, Oct. 17-21, 2023.

    10. Aimable Kalume, Patricio Piedra, Jessica Arnold, Chuji Wang, Gorden Videen and Yong-Le Pan, Fast characterization of irregularly shaped particles using elastic light scattering, AAAR, Portland, OR, Oct. 2-6, 2023.

    11. Yong-Le Pan, Aimable Kalume, Leonid Beresnev, Chuji Wang, Sean Kinahan, Danielle N. Rivera, Kevin K. Crown, and Joshua Santarpia, Rapid bioaerosol detection by measuring circular intensity differential scattering (CIDS) from single flowing through particle. AAAR, Portland, OR, Oct. 2-6, 2023.

    12. Yukai Ai, Chuji Wang, Yong-Le Pan,and Gorden Videen, Characterization of single fungal aerosol particles in a reactive atmospheric environment using optical trapping-Raman spectroscopy, AAAR, Raleigh, NC, Oct. 3-7, 2022.

    13. Chuji Wang, Yukai Ai, Yong-Le Pan, and Gorden Videen, Optical-trapping, single-particle reactor for the study of surface and heterogeneous chemistry of mercury, AAAR, Raleigh, NC, Oct. 3-7, 2022.

    14. Yukai Ai, Chuji Wang, Yong-Le Pan, and Gorden Videen, Characterization of the single fungus in a controlled environment by using optical trapping-Raman spectroscopy, FiO LS, Rochester, NY, Oct. 17-20, 2022.

    15. Haifa Alali, Yukai Ai, Yong-Le Pan, Gorden Videen, and Chuji Wang, Optical trapping-Raman spectroscopy for identification and detection of bioaerosol particles, FiO LS, Rochester, NY, Oct. 17-20, 2022.

    16. Rongrong Wu and Chuji Wang, Novel plasma diagnostics for low-temperature plasma in contact with liquids: Brewster angle-cavity ringdown spectroscopy, the 64th Annual Meeting of the APS Division of Plasma Physics, Spokane, WA, October 17–21, 2022.

    17. Rongrong Wu and Chuji Wang, Low temperature plasma diagnostics using Brewster angle-cavity ringdown, the 75th Annual Gaseous Electronics Conference, Sendai, Japan, October 3 - 7, 2022.

    18. Pubuduni AK Ekanayaka MEW, Chuji Wang, Saikat Chakraborty Thakur, and Edward Thomas, Optical trapping and manipulation of single particles in dusty plasma, the 75th Annual Gaseous Electronics Conference, Sendai, Japan, October 3 - 7, 2022.

    19. Pubuduni AK Ekanayaka MEW, Chuji Wang, Saikat Chakraborty Thakur, and Edward Thomas, Trapping and manipulating a single particle in dusty plasma using optical trapping, the 64th Annual Meeting of the APS Division of Plasma Physics, Spokane, WA, October 17–21, 2022.

    20. Yong-Le Pan, Aimable Kalume, Jessica Arnold, Chuji Wang, and Joshua Santarpia,Detection of Bioaerosol Based on Single Particle Differential Circular Polarization Scattering, AAAR, Raleigh, NC, Oct. 3-7, 2022.

    21. Yong-Le Pan, Aimable Kalume, Chuji Wang, and Joshua Santarpia, Detection of Bioaerosol Based on Single Particle Differential Circular Polarization Scattering, 2022 Chemical and Biological Defense Science &Technology (CBD S&T) Conference, San Francisco, CA, Dec. 6-9, 2022.

    22. Rongrong Wu and Chuji Wang, Measuring Multiple Plasma Reactive Species in Complex Settings Using an Innovative Approach of Cavity Ringdown Spectroscopy, The 48th The International Conference on Plasma Science (ICOPS), Lake Tahoe, NV, USA, Sep. 12 – 16, 2021.

    23. Rongrong Wu, Chuji Wang, and Theodore Dibble, Experimental Kinetics Study of Missing Mercury Oxidation Pathways of BrHg + O3 and NO, ACS 2021 Fall Meeting, Atlanta, GA, USA, Aug. 22-26, 2021.

    24. Rongrong Wu, Chuji Wang, and Theodore Dibble, Kinetics of the Reactions of BrHg radical with NO2 and O3, APS 2021 March Meeting, Virtual, USA, Mar. 15-19, 2021.

    25. Rongrong Wu, Chuji Wang, and Theodore Dibble, Kinetics of the reactions of BrHg radical with NO2 and O3, The 19th Graduate Student Research Symposium, Virtual, USA, Feb. 26, 2021.

    26. Cameron Gaito, Rongrong Wu, Chuji Wang, and Theodore Dibble, Kinetic Study of the Atmospheric Reaction of BrHg Radical with O3, Mississippi State University Spring 2021 Virtual Undergraduate Research Symposium, Virtual, United, Apr 8-9, 2021.

    27. Cameron Gaito, Rongrong Wu, Chuji Wang, and Theodore Dibble, Kinetic Study of the Atmospheric Reaction of BrHg Radical with O3, Mississippi Local Section of the American Chemical Society 2021 Virtual Undergraduate Research Symposium, Virtual, United States, Apr 8-9, 2021.

    28. Theodore Dibble, Khiri, Dorra, Louis, Florent, Černušák, Ivan, Rongrong Wu,and Chuji Wang, Recent Advances in Understanding Mercury Redox Chemistry. EnvChem2020: Chemistry of the Whole Environment Research, York, UK, Jul. 9-10, 2020.

    29. Rongrong Wu, Chuji Wang, and Theodore Dibble, First Experimental Kinetic Study of the Atmospherically Important Reaction of BrHg + NO2, ACS Fall 2020 Virtual Meeting & Expo, Virtual, United States, Aug. 17-20, 2020.

    30. Haifa Alali, Zhiyong Gong, Gorden Videen,Yong-Le Pan, Olga Muñoz, and Chuji Wang, Optical Trapping-Cavity Ringdown and Raman Spectroscopy for Characterization of Single Extraterrestrial Dust Particles, OSA Frontiers in Optics Laser Science APS/DLS, Washington, DC, United States, 14-17, 2020.

    31. Pubudini Ekanayaka and Chuji Wang, Generation and Characterization of HgBr Radical in Low Temperature Atmospheric Pressure Plasma Jets, Gaseous Electronics Conference, GEC, 73rd Annual Conference, Virtual, United States, Oct. 5-9, 2020.

    32. Chuji Wang, Yukai Ai, Haifa Alali, Gorden Videen, and Yongle Pan, Optical Trapping-Raman Spectroscopy for Detection of Chemical and Biological Agents in Air, the 38th American Aerosol Association Research Annual Conference, Virtual, United States, Oct. 5-9, 2020.

    33. Haifa Alali, Zhiyong Gong, Gorden Videen,Yong-Le Pan, Olga Muñoz, and Chuji Wang, Characterization of Single Extraterrestrial Dust Particles Using Optical Trapping-Cavity Ringdown and Raman Spectroscopy, FACSS Scix 2020, Virtual, United States, Oct. 12-15, 2020.

    34. Chuji Wang, Cavity Ringdown Measurement of OH(x) in the Microwave Plasma-Assisted Ignition (Abstract #: TA2-S7-027), The 47th The International Conference on Plasma Science (ICOPS), Singapore, Dec. 6-10, 2020.

    35. Theodore S Dibble, Rongrong Wu, and Chuji Wang, First Experimental Studies of the Kinetics of BrHg Radical Reactions Relevant to the Atmosphere, AGU Fall Meeting 2019, San Francisco, California, Dec. 09-13,2019.

    36. Chuji Wang, Zhiyong Gong, Yong-Le Pan, Aimable Kalume, and Gorden W. Videen, Optical Trapping-Raman-Cavity Ringdown Spectroscopy for Single-Particle Sensing of Chemical and Biological Agents in Air, 2019 CBD S&T Conference, Cincinnati, Ohio, Nov. 18-21, 2019.

    37. Yong-Le Pan, Aimable Kalume, and Zhiyong Gong, Detection and characterization of single airborne particles using laser spectroscopy and universal optical trap, 2019 CBD S&T Conference, Cincinnati, Ohio, Nov. 18-21, 2019.

    38. Chuji Wang and Che A Fuh, Cavity ringdown measurement of OH(X) in the microwave plasma-assisted ignition, 72nd Annual Gaseous Electronics Conference, College Station, Texas, Oct. 28 – Nov. 1, 2019.

    39. Chuji Wang, Zhiyong Gong, Gorden Videen, and Yong-Le Pan, Chemical Reactions on Optically Trapped Single Particles, AAAR 37th Annual Conference, Portland, Oregon, Oct.14-18, 2019.

    40. Chuji Wang, Zhiyong Gong, Gorden Videen, andYong-Le Pan, Optical trapping and manipulations for single airborne particle studies, 50th Annual Meeting of the APS Division of Atomic, Molecular and Optical Physics, Milwaukee, Wisconsin, May 27–31, 2019.

    41. Yong-Le Pan, Aimable Kalume, Zhiyong Gong, Chuji Wang, and Joshua Santarpia, Study of single airborne particle using laser spectroscopy and universal optical-trapping, Optical Manipulation and Its Applications, Tucson, Arizona, 15–17, 2019.

    42. Zhiyong Gong, Yong-Le Pan, Gorden Videen, Chuji Wang, Touch-free chemical analysis of single airborne particles using optical trapping-Raman spectroscopy (OT-RS), FACSS. Atlanta, Georgia, Oct. 21-26,2018.

    43. Rongrong Wu, Che Fuh, Chuji Wang, and Theodore Dibble, Laser photolysis-cavity ringdown spectroscopy study of atomic bromine-initiated oxidation of elemental mercury in atmosphere, FACSS. Atlanta, GA, Oct. 21-26,2018.

    44. Maheshwar Ghimire and Chuji Wang, Integration of surface plasmon-based sensor in fiber loop ringdown system, FACSS. Atlanta, GA, Oct. 21-26,2018.

    45. Chuji Wang, Meixiu Sun, Chenyu Jiang, Yukai Ai, Yingxin Li, Laser spectroscopy for breath analyzers from instrumentation to clinical application, FACSS. Atlanta, GA, Oct. 21-26,2018.

    46. Aimable Kalume, Chuji Wang, Joshua Santarpia, Yong-Le Pan, Anatomy of single airborne aerosol particle using laser-trapped submicron position-resolved temporal Raman spectra, 10th International Aerosol Conference, St. Louis, MI, Sept. 2-7,2018.

    47. Aimable Kalume, Chuji Wang, Joshua Santarpia, Patricio Piedra, Yong-Le Pan, Dynamics of liquid-liquid phase-separation using spatial-resolved Raman spectroscopy of a laser-trapped mixed organic-organic aerosol droplet. 10th International Aerosol Conference, St. Louis, MI, Sept. 2-7,2018.

    48. Zhiyong Gong, Yong-Le Pan, Gorden Videen, Chuji Wang, Optical trapping-Raman spectroscopy (OT-RS) for concurrent characterization and monitoring of physical and chemical properties of single airborne particles, 10th International Aerosol Conference, St. Louis, MI, Sept. 2-7,2018.

    49. Chuji Wang, Zhiyong Gong, Gorden Videen, Yong-Le Pan, Single airborne particle studies using optical trapping and manipulations: What we have and what we have not, 10th International Aerosol Conference, St. Louis, MI, Sept. 2-7,2018.

    50. Zhiyong Gong, Chuji Wang, Yong-Le Pan, and Gorden Videen, Measuring physical properties and heterogeneous chemistry of single airborne particles concurrently using OT-RS, 11th Laser-light and Interactions with Particles conference, College Station, TX, Mar. 04-09,2018.

    51. Maheshwar Ghimire and Chuji Wang, Development of high-sensitivity fiber loop ringdown micro air-gap strain sensor, in: Adv. Photonics 2017, New Orleans LA, July 24-27,2017. 

    52. Maheshwar Ghimire and Chuji Wang, Simultaneous in situ monitoring of axial stress in post tensioned concrete and rod using fiber loop ringdown sensors, IEEE Photonics Conference, Orlando FL, Oct 1-5, 2017. 

    53. Chuji Wang, Zhiyong Gong, Yong-Le Pan, and Gorden Videen, Single airborne aerosol particle raman and cavity ringdown spectroscopy, AAAR, Raleigh, NC, Oct. 16-20, 2017. 

    54. Yong-Le Pan, Aimable Kalume, Chuji Wang, Joshua L. Santarpia, Opto-aerodynamic manipulating and focusing of aerosol particles, AAAR, Raleigh, NC, Oct. 16-20, 2017. 

    55. Chuji Wang, Investigation of chemical agitations on single chemical and biological aerosol particles in air using optical trapping-Raman spectroscopy, US Army Research Office Annual Project Review Meeting, Raleigh, NC, Aug. 7-11, 2017. 

    56. Chuji Wang, Zhiyong Gong, Yong-Le pan, and Gorden Videen, Single airborne aerosol particle raman and cavity ringdown spectroscopy, Isalsars 2017, Heife, China, June 19-23, 2017. 

    57. Yong-Le Pan, Richard Fu, Gorden Videen, Chuji Wang, Joshua L. Santarpia, Simultaneous measurement of elastic back-scattering patterns and images from laser-trapped single airborne particles, Isalsars 2017, Heife, China, June 19-23, 2017. 

    58. Che Fuh, Wei Wu and Chuji Wang, Microwave plasma-assisted ignition and flameholding premixed ethylene/air mixtures, The 44th International Conference on Plasma Science, Atlantic City, New Jersey, May 21-25, 2017. 

    59. Zhiyong Gong, Chuji Wang and Yong-Le pan, Optical trapping and manipulation configurations for measuring light extinctions of single particles, The 16th Electromagnetic and Light Scattering Conference (ELS-XVI), College park, Maryland, Mar. 19-25, 2017. 

    60. Zhiyong Gong,Yong-Le Pan, and Chuji Wang, Optical configurations for photophoretic trap of single particles in air, American Aerosol Association Research, 35th Annual Conference, Portland, Oregon, Oct. 17-22, 2016. 

    61. Chuji Wang, Zhiyong Gong, Yong-Le Pan, Gorden Videen, Laser pushing or pulling of absorbing airborne particles, American Aerosol Association Research, 35th Annual Conference, Portland, Oregon, Oct. 17-22, 2016.

    62. Yong-Le Pan, Brandon Redding, Chuji Wang, Steven C. Hill, Joshua L. Santarpia, Optical trap for both transparent and absorbing particles in air using a single shaped laser beam for measuring Raman spectra, American Aerosol Association Research, 35th Annual Conference, Portland, Oregon, Oct. 17-22, 2016.

    63. Chuji Wang, Meixiu Sun,Chenyu Jiang, Zhennan Wang, Xiaomeng Zhao, Zhuying Chen, Yuan Yuan, and Yingxin Li, Laser-based breath gas instrumentation: breath acetone analyzer, 2016 International Association of Breath Research Summit, ETH Zurich, Switzerland, Sept. 13-16, 2016.

    64. Meixiu Sun, Zhennan Wang, Xiaomeng Zhao, Zhuying Chen, Yingxin Li and Chuji Wang. LaserBreath-001 ringdown breath acetone analyzer and its clinical applications. The 5th International Conference on Biomedical Engineering and Biotechnology, Hangzhou China, August 1–4, 2016. 

    65. Zhennan Wang, Meixiu Sun, Zhuying Chen, Xiaomeng Zhao, Yingxin Li and Chuji Wang. Application of LaserBreath-001 for breath acetone measurement in subjects with diabetes mellitus. SPIE 2016 Photonics Asia, Beijing China, October 12–14, 2016. 

    66. Chuji Wang, Yong-Le Pan, Zhiyong Gong, Brandon Redding, Optical Trap, Manipulation, and Characterization of Light-absorbing Single Aerosol Particles in Air, American Aerosol Association Research, 34th Annual Conference, Mininapolis, MN, Oct. 12-16, 2015.

    67. Yong-Le Pan, Chuji Wang, Brandon Redding, Dimitri Alexson, Steve Hill, Mark Coleman, Joshua Santarpia, Continuously sample, trap, & measure, & release of individual single airborne particles, American Aerosol Association Research, 34th Annual Conference,Mininapolis, MN, Oct. 12-16, 2015.

    68. Chuji Wang, Meixiu Sun,Chenyu Jiang, Zhiyong Gong, Xiaomeng Zhao, Zhuying Chen, Zhennan Wang, Meiling Kang, Yingxin Li, A Fully-Integrated Standalone Portable Cavity Ringdown Breath Acetone Analyzer and Its Clinical Applications, International Association of Breath Research Summit, Vienna, Austria, Sept. 13-17, 2015.

    69. Chuji Wang, Zhiyong Gong, Brandon Redding, Steven C. Hill, Yong-Le Pan, Advantages and Challenges in Single-Aerosol-Particle Spectroscopy (SAPS), Innovations in Aerosol Physics and Chemistry, Washington Univ. in St. Louis, July 13-15, 2015.

    70. Brandon Redding, Steven C. Hill, Dimitri Alexson, Chuji Wang, and Yong-Le Pan, Photophoretic trapping of airborne particles using ultraviolet illumination, The 2015 Defense Threat Reduction Agency Chemical and Biological Defense Science and technology Conference,St. Louis, Missouri, May 12-14, 2015.

    71. Zhennan wang, Meixiu Sun, and Chuji Wang. Detection of melanoma cancer biomarker dimethyl disulfide using cavity ringdown spectroscopy at 266 nm. The 9th International Conference on Bioinformatics and Biomedical Engineering, Shanghai China, September 18–20, 2015.

    72. Meixiu Sun, Zhuying Chen, Xiaomeng Zhao, Zhennang Wang, Yuan Yuan, Chenyu Jiang, Yingxin Li, and Chuji Wang, Determination of Breath Acetone in 312 Type 2 Diabetic Patients using a Ringdown Breath Acetone Analyzer, World Congress on Medical Physics and Biomedical Engineering, Toronto, Canada, June 7-12, 2015.

    73. Wei Wu, Che A. Fuh, and Chuji Wang, 2-D measurements of OH radicals in PAC of premixed and nonpremixed methane/air mixture, International Conference on Plasma Science (ICOPS), May 25-29, 2014, Washington DC.

    74. Chuji Wang, Invited, Minicourse lecture (60 mins), entitled “Cavity Ringdown Spectroscopy for Atmospheric Plasma” in the International Conference in Plasma Science, May 25-29, 2014, Washington DC.

    75. Chuji Wang, Invited, Time-resolved photophoretical trapping Raman spectroscopy for single bioaerosol particles in air, Workshop on Optical Characterization of Bioaerosols, Austin, TX, March 26-28, 2014.

    76. Meixiu Sun, Zhiyong Gong, Chenyu Jiang, Zhuying Chen, Yingxin Li, and Chuji Wang, Validation of cavity ringdown breath analyzer using GC-MS, Vienna, Austria, Feb. 8-11, 2014.

    77. Zhuying Chen, Meixiu Sun, Chenyu Jiang, Zhiyong Gong, Zhennan Wang, Meiling Kang, Yingxin Li, and Chuji Wang, A portable cavity ringdown breath acetone analyzer for clinical breath analysis, 5th International Conference and Exhibition on Analytical & Bioanalytical Techniques, Beijing, China, August 18-20, 2014.

    78. Malik Kaya, Chuji Wang, Fiber loop ringdown glucose sensors: sensing human diabetic urines, SPIE, May 6-9, 2014, Baltimore, MD. 9098-24.

    79. Chuji Wang, Yongle Pan, Deryck Lames, Alan Wetmore, Atmospheric aerosol sensing using rotating drum impactor-dual wavelength UV laser induced fluorescence spectra, SPIE, May 6-9, 2014, Baltimore, MD. 9073-36.

    80. Yongle Pan, Chuji Wang, Mark Coleman, Continuously sample, trap, and measure Raman spectra of individual single aerosol airborne particles, SPIE, May 6-9, 2014, Baltimore, MD. 9101-22.

    81. Brandon Redding, Yongle Pan, Chuji Wang, and Hui Cao, Polarization resolved back scattering of single aerosol particles, SPIE, May 6-9, 2014, Baltimore, MD.

    82. Wei Wu, Che A. Fuh, and Chuji Wang, Two dimensional OH radical measurements in argon plasma-assisted combustion flame of premixed and nonpremixed methane/air mixtures using cavity ringdown spectroscopy, 44th American Institute of Aeronautics and Astronautics, June 16-20, 2014, Atlanta GA.

    83. Che A. Fuh, and Chuji Wang, Effects of a microwave induced argon plasma jet on premixed and nonpremixed methane/air mixtures, 44th American Institute of Aeronautics and Astronautics, June 16-20, 2014, Atlanta GA.

    84. Chuji Wang, Wei Wu, Che A. Fuh, Meixiu Sun, and Yingxing Li, Microwave plasma assisted combustion of premixed methane/air: Roles of OH(A) and OH(X) radicals, The 9th International Symposium on Non-Thermal/Thermal Plasma Pollution Control Technology & Sustainable Energy (ISNTP-9), Dalian, China, June 16-20, 2014.

    85. Yongle Pan, Chuji Wang, Steven Hill, and Joshua Santarpia, Trapping of individual airborne absorbing particles using a counterflow nozzle and photophoretic trap for continuous sampling and analysis, American Association for Aerosol Research,AAAR 33rd Annual Conference Rosen Shingle Creek, Orlando, Florida, USA, October 20-24, 2014.

    86. Haifa Alali and Chuji Wang, Fiber loop ringdown gas flow sensor, International Conference and Exhibition on Lasers, Optics & Photonics, Hilton San Antonio Airport, TX, USA, October 07-09, 2013.

    87. Chuji Wang and Wei Wu, Microwave plasma assisted combustion of premixed methane/air: Roles of OH(A) and OH(X) radicals, Bulletin of American Physical Society, 66th Annual Gaseous Electronics Conference, Vol.58, No.8 P, 2013.

    88. Wei Wu and Chuji Wang, Simultaneous measurements of OH(A) and OH(X) radicals in microwave plasma jet-assisted combustion of methane/air mixtures, Bulletin of American Physical Society, 66th Annual Gaseous Electronics Conference, Vol.58, No.8 P, 2013.

    89. Chuji Wang, Malik Kaya, Peeyush Sahay, Haifa Alali, and Robert Reese, Fiber optic sensors and sensor networks using a time-domain sensing scheme, 2013 International Symposium on Photonics and Optoelectronics , Beijing China, May 22-24, 2013.

    90. Chuji Wang and Yongle Pan, Cavity ringdown spectroscopy for single aerosol particles, Optical Characterization of Atmospheric Aerosols conference, Slovakia Republic, Nov. 2-8, 2013.

    91. Chuji Wang, Cavity ringdown spectroscopy for measurement, diagnostics, and sensing, invited talk at Baylor University, Feb. 22, 2013.

    92. Chuji Wang, When is a breath analyzer ready for diabetes diagnostics,2012 International Breath Analysis Meeting, Sonoma, CA, Oct.28-Nov.1, 2012.

    93. Peeyush Sahay, Susan T. Scherrer, and Chuji Wang, A Plasma Based OES-CRDS Dual-mode Portable Spectrometer for Trace Element Detection: Emission and Ringdown Measurements of Mercury, 65th Gaseous Electronics Conference, Austin, TX, Oct. 22-26, 2012.

    94. Wei Wu and Chuji Wang, Cavity ringdown measurements of OH radicals in microwave induced argon plasma assisted combustion of methane/air mixtures, 65th Gaseous Electronics Conference, Austin, TX, Oct. 22-26, 2012.

    95. Chuji Wang, Fiber loop ringdown sensors and sensing, invited talk at University, of Southern Mississippi, Oct.14, 2012.

    96. Chuji Wang and Wei Wu, Microwave plasma assisted combustion, 65th Gaseous Electronics Conference, Austin, TX, Oct. 22-26, 2012.

    97. Malik Kaya and Chuji Wang, Fiber loop ringdown glucose sensor, SPIE Optics and Photonics, San Diego, CA, August 12- 16, 2012.

    98. Chuji Wang and Wei Wu, Absolute number density measurements of OH radicals in microwave plasma jet assisted combustion, Gordon Research Conference—Plasma Processing Science, Bryant University, RI, July 22-27, 2012.

    99. Chuji Wang, A multi-function fiber optic sensor platform using a time-domain sensing scheme, 2012 NSF Engineering Research and Innovation Conference, Boston, MA, July. 8-12, 2012.

    100. Chuji Wang, Cavity ringdown spectroscopy for single aerosol measurements, Electromagnetic scattering for aerosol characterization workshop. Memphis TN, May 16-17, 2012.

    101. Nimisha Srivastava and Chuiji Wang, Effect of Different Gases on OH Radical Concentration in Ar and He Atmospheric Pressure Microwave Plasma Jet, 53rd Annual Meeting of the APS Division of Plasma Physics, Salty Lake City, Nov. 14 – 18, 2011.

    102. Chuji Wang, “Cavity ringdown spectroscopy for measurement, diagnostics, and sensing”, Invited talk in the University of Houston Distinguished Seminar Series hosted by the Department of Mechanical Engineering at University of Houston, Oct. 13, 2011.

    103. Chuji Wang, Cavity ringdown spectroscopy for plasma and combustion diagnostics, Gordon Research Conference—Laser Diagnostics in Combustion, Waterville Valley Resort, NH, August 14-19, 2011.

    104. Chuji Wang, “Cavity ringdown spectroscopy for biomedical applications”, Invited talk in The Biomedical Engineering Institute, Academy of Chinese Medical Sciences, Tianjin, China, June12, 2011.

    105. Nimisha Srivastava and Chuiji Wang, Effect of addition of water on the OH generation in an atmospheric plasma jet, 38th IEEE International Conference on Plasma Science (ICOPS), Chicago, IN, June 26 - 30, 2011.

    106. Peeyush Sahay, Susan T. Scherrer, and Chuji Wang, Development of Ultra-Sensitive, Real-time , Field-Deployable Mercury, Beryllium, and other Contaminants Plasma Ringdown Spectrometer, WM2011 Conference, Phoenix, AZ, Feb. 27 – March 3, 2011.

    107. Chuji Wang and Chamini Herath, High Sensitivity Fiber Loop Ringdown Evanescent Field Sensors, 2011 SPIE Smart Structures/NDE, San Diego, USA, March 7-10, 2011.

    108. Chuji Wang, A Fiber Loop Ringdown Evanescent Field Sensing Platform: High Sensitivity Index Sensor, 2011 NSF Engineering Research and Innovation Conference, Atlanta, GA, Jan. 4-7, 2011.

    109. Nimisha Srivastava, Chuji Wang, and Sterling Harper, Effect of addition of water vapor on OH radical concentration in an atmospheric pressure microwave argon plasma jet, 52nd Annual Meeting of the Division of Plasma Physics, Chicago, IL, USA, November 8-12, 2010.

    110. Susan T. Scherrer, Peeyush Sahay, and Chuji Wang, Portable, computer-controlled, compact microwave plasma spectrometer for in situ monitoring of trace elements, at the Joint 66th Southwest and 62nd Southeastern Regional Meeting of the ACS, New Orleans, LA, Dec. 1-4, 2010.

    111. Peeyush Sahay, Susan T. Scherrer, and Chuji Wang, Determination of UV absorption cross-sections of isoprene and acetone around 266 nm using OPO-cavity ringdown spectroscopy, at the Joint 66th Southwest and 62nd Southeastern Regional Meeting of the ACS, New Orleans, LA, Dec. 1-4, 2010.

    112. Du Y., Chuji Wang, H. Toghiani, Z. Cai, X. Liu, and J. Zhang. Synthesis of carbon shell-encapsulated iron core nanoparticles through thermal treatment of biochar. The 18th Annual International Conference on Composites/Nano Engineering (ICCE - 18). Anchorage, Alaska, USA. July 4-10, 2010.

    113. Nimisha Srivastava and Chuji Wang, Effect of plasma gases on OH radical generation in atmospheric pressure microwave plasma jet using UV cavity ringdown spectroscopy, 37th IEEE International Conference on Plasma Science (ICOPS), Norfolk, VA, June 20 - 24, 2010.

    114. Chuji Wang and Chamini Herath, An emerging time-domain sensing technique for large scale, multi-function fiber optic sensor networks, SPIE Smart Structure and Materials & Nondestructive Evaluation and Health Monitoring, March 7 – 11, San Diego, CA 2010.

    115. Chuji Wang, “Launch Cavity Ringdown Spectroscopy from Earth to Space”, a 30 min invited talk in the biannual Earth & Space 2010 international conference, March, 14-19, 2010. Hawaii.

    116. Chamini Herath and Chuji Wang, High precision fiber loop ringdown chemical corrosion sensors, Earth & Space 2010 international conference, March, 14-19, 2010. Hawaiii.

    117. Chuji Wang and Nimisha Srivastava, Study of OH radical Generation in Atmospheric Pressure Microwave Plasma Jets of Ar, N2 and O2 Gases Using Pulsed Cavity Ringdown Spectroscopy, 51th Annual Meeting of the Division of Plasma Physics, November 2-6, 2009, Atlanta, GA, USA.

    118. Chuji Wang and Nimisha Srivastava, Determination of OH Radicals in the Far Downstream of an Atmospheric Pressure Microwave Helium Plasma jet, 51th Annual Meeting of the Division of Plasma Physics, November 2-6, 2009, Atlanta, GA, USA.

    119. Chuji Wang, Nimisha Srivastava, and Theodore S. Dibble, Determination of Absolute Number Densities of OH Radicals in an Atmospheric Microwave Plasma Jet Using Cavity Ringdown Spectroscopy, 62nd Annual Gaseous Electronics Conference, October 20-23, 2009, Saratoga Springs, NY, USA.

    120. Chuji Wang, Cavity Ringdown Spectroscopy -- a new tool to study mechanisms of plasma-assisted combustion through measuring absolute number densities, 5th International Workshop and Exhibition on Plasma Assisted Combustion (IWEPAC), September 15 -18, 2009, Alexandria, VA, USA.

    121. Chuji Wang, Fiber loop ringdown—a time domain sensing technique for multi-function fiber optic sensors and sensor networks, the US NSF-the China NSF Optical Fiber Sensor Workshop, July 7 – 10, 2009, Wuhan, China. (Invited as one of the 13 US speakers).

    122. Chuji Wang, N. Srivastava, S. Scherrer, P.-R. Jang, T. S. Dibble and Y. Duan, Characterization of a low temperature atmospheric-pressure argon microwave induced plasma using visual imaging, OES, and CRDS combined, 36th International Conference on Plasma Science, San Diego, CA, USA, 2009.

    123. Chuji Wang and N. Srivastava, Measurements of OH radicals in low temperature atmospheric plasmas using pulsed and cw-CRDS techniques, 36th International Conference on Plasma Science, San Diego, CA, USA, 2009.

    124. Chuji Wang, Ping-Rey Jang, Nimisha Srivastava, Susan. Scherrer, Theodore. S. Dibble, and Yixiang. Duan, A time-resolution study of converging point of atmospheric microwave plasma, 50th Annual Meeting of the Division of Plasma Physics - Dallas, TX, November 17-21, 2008.

    125. Nimisha Srivastava, Chuji Wang, and Theodore. S. Dibble, Study of atmospheric air AC glow discharge using optical emission spectroscopy and near infrared diode laser cavity ringdown spectroscopy, 50th Annual Meeting of the Division of Plasma Physics - Dallas, TX, November 17-21, 2008.

    126. Chuji Wang, Armstrong Mbi, Andy Shrapudi, and Mark Shepherd, Observation of Correlations of Breath Acetone with Blood Glucose and Glycohemoglobin A1C Using a Noninvasive Laser Detection Technique, Gordon Research Conference--Lasers in Medicine and Biology, Holderness School, NH, July 20-25, 2008.

    127. Chuji Wang, Armstrong Mbi, and Mark Shepherd, A Rringdown Breath Analyzer for Diabetes Monitoring: Breath Acetone in Diabetic Patients, American Physical Society Annual Meeting, New Orleans, LA, March10-14, 2008.

    128. Chuji Wang ,“Applications of Cavity Ringdown Spectroscopy” at Anhui Normal University, invited by Professor Zhifeng Cui, Dean of College of Physics and Information Electronics, Wuhu Anhui, China, May 21-26, 2008. (Invited).

    129. Chuji Wang, “Cavity Ringdow Spectroscopy in Deep-Sea Exploration”, at Ocean University of China, invited by Professor Ronger Zheng, Associated Dean for Research, College of Electronics and Information Engineering, Qin Dao, Shandong, China, June 3-6, 2008 (Invited).

    130. Chuji Wang, Nimisha Srivastava, John Cambre, Bryan A. Jones, and Robert B. Reese, Development of a Portable Ringdown Spectrometer for Greenhouse Gases and Carbon Isotope, The 34th FACSS Annual Meeting Memphis, TN, October 14 – 18 (2007).

    131. Susan T. Scherrer, Chuji Wang, F-X. Han, Yixiang Duan, Real-time Measurement of Elemental Mercury Naturally Evaporating from Contaminated Samples Using Cavity Ringdown Spectroscopy, The 34th FACSS Annual Meeting Memphis, TN, October 14 – 18 ( 2007).

    132. Chuji Wang, Yixiang Duan, and T. S. Dibble, Plasma Diagnostics Using Cavity Ringdown Spectroscopy Combined with Optical Emission Spectroscopy, 2007 IEEE International Plasma Science Conference, Albuquerque, NM, June 17-22 (2007).

    133. Chuji Wang, S. T. Scherrer, Yixiang Duan, and C. B. Winstead, Plasma Source Cavity Ringdown Spectroscopy for Environmental Applications: Detections of Elemental Mercury and its Stable Isotopes, 2007 IEEE International Plasma Science Conference, Albuquerque, NM, June 17-22 (2007).

    134. Armstrong Mbi and Chuji Wang, Exploration of Detection Sensitivity of Biomarker Acetone in Aqueous Samples Using Cavity Ringdown Spectroscopy, 2007 APS March Meeting , Denver, Colorado, March 5–9 (2007).

    135. Chuji Wang and Armstrong Mbi, Optical Superposition in Double Fiber Loop Ringdown, OpticsEast 2006, Boston, October 1-4 (2006). (Invited).

    136. Christopher B. Winstead, Susan Scherrer, Stephen C. Foster, and Chuji Wang, Near-Infrared Cavity Ringdown Measurement of C-H Stretching Overtones in Selected Volatile Organic Compounds, 232nd ACS National Meeting, San Francisco, CA, United States, Sept. 10-14, 2006 (2006).

    137. Chuji Wang, Biomedical Applications of Cavity Ringdown Spectroscopy: Present and Perspective, Abstracts, 57th Southeast/61st Southwest Joint Regional Meeting of the American Chemical Society, Memphis, TN, United States, November 1-4 (2005).

    138. Chuji Wang, Susan T. Scherrer, M. John Plodinec, and Jeff Lindner, Cavity Ringdown in MMV Technologies for Carbon Sequestration, 4th Annual Conference on Carbon Capture & Sequestration, Hilton Alexandria Mark Center, Alexandria Virginia, May 2-5 (2005).

    139. Chuji Wang, Susan T. Scherrer, M. John Plodinec, and Jeff Lindner, A Survey of MM&V Technologies for Geologic Sequestration, 4th Annual Conference on Carbon Capture & Sequestration, Hilton Alexandria Mark Center, Alexandria Virginia, May 2-5, (2005).

    140. Pawel Cias, Chuji Wang, and Theodore S. Dibble, Detection of Atmospherically Relevant Hydrocarbons by Diode Laser Cavity Ringdown Spectroscopy, 60th International Symposium on Molecular Spectroscopy, Columbus, OH, June 20-24 (2005).

    141. Susan T. Scherrer, Chuji Wang, and Christopher B. Winstead, Near Infrared Measurements of Volatile Organic Compounds Using Diode Laser cavity Ringdown Spectroscopy, 60th International Symposium on Molecular, Spectroscopy, Columbus, OH, June 20-24 (2005).

    142. Chuji Wang, Fiber Loop Ringdown for Physical Sensor Development: Temperature Sensor, CLEO/QELS 2005, International Conference on Lasers and Electro-Optics Quantum Electronics and Laser Science, Baltimore, MD, 5/22-5/27, (2005).

    143. Chuji Wang, Christopher B. Winstead, Yixiang Duan, Susan. T. Scherrer, Sudip P. Koirala, Ping-Rey Jang, George P. Miller, and Fabio J.Mazzotti, Plasma Cavity Ringdown Spectrometer for Elemental and Isotopic Measurements: Past, Present and Future, Abstracts of Papers, 227th American Chemical Society National Meeting, Anaheim, CA, United States, March 28-April 1, (2004).

    144. Yixiang Duan, Chuji Wang, Susan T. Scherrer, Sudip P. Koirala, and Christopher B.Winstead, Exploration of Plasma Source Cavity Ringdown Spectroscopy for Elemental and Isotopic Measurements: Performance and Perspectives, Abstracts of Papers, 227th American Chemical Society National Meeting, Anaheim, CA, United States, March 28-April 1, (2004).

    145. Chuji Wang, Sudip P. Koirala, Susan T. Scherrer, Yixiang Duan, and Christopher B. Winstead, Instrument Development Using Plasma-Cavity Ringdown Spectroscopy with Compact Plasma Source and a Diode Laser, The Pittsburgh Conference Presents, Chicago, IL. United States, March 7-12, (2004).

    146. Sudip P. Koirala, Susan T. cherrer, Chuji Wang, Yixiang Duan, Christopher B. Winstead, Development of Plasma-Cavity Ringdown Spectrometer, The Pittsburgh Conference Presents, Orlando, FL. United States, March 9-14, (2003).

    147. Sudip P. Koirala, Susan T. Scherrer, Chuji Wang, Yixiang Duan, and Christopher B. Winstead, Elemental and Isotopic Measures Using Plasma Diode Laser Ringdown Spectroscopy, The Federation of Analytical Chemistry and Spectroscopy Societies, Ft. Lauderdale, FL. United States, Oct. 19-23, (2003).

    148. Yixiang Duan, Chuji Wang, and Christopher B. Winstead, Exploration of Plasma Source Cavity Ringdown Spectroscopy for Highly Sensitive Elemental and Isotopic Measurements, 3rd Topical Conference on Plutonium and Actinides, American Physical Society, Albuquerque, NM. United States, July 6-10, (2003).

    149. Chuji Wang, Susan T. Scherrer, Ping-Rey Jang, Dave L. Monts, Development of Sensitive and Inexpensive Sensors Using Fiber Loop Ringdown Spectroscopy, The Federation of Analytical Chemistry and Spectroscopy Societies, Ft. Lauderdale, FL. United States, Oct. 19-23, (2003).

    150. Chuji Wang, Delwar Hossain, and Susan T.Scherrer, Development of Breath Analyzer for Diabetes Diagnosis Using Cavity Ringdown Spectroscopy, The Federation of Analytical Chemistry and Spectroscopy Societies, Ft. Lauderdale, FL. United States, Oct. 19-23, (2003).

    151. Chuji Wang, Fabio J. Mazzotti, Jerzy Mierzwa, George P. Miller, Yixiang Duan, and Christpher B. Winstead, Cavity Ringdown Spectroscopy in Atmospheric Pressure Plasma Applications, Pittcon 2002, New Orleans, LA. USA, March 13-17, (2002).

    152. Theodore S. Dibble, Chuji Wang, Wei Deng, Liat Shemesh, and David Katz, Laser-Induced Fluorescence Spectroscopy of tert-Pentoxy and 3-Pentoxy Radicals, Book of Abstracts, 219th ACS National Meeting, San Francisco, CA, March 26-30, (2000).

    153. Theodore S. Dibble, Chuji Wang, Liat G. Shemesh, Wei Deng, Michael D. Lilien, David R. Katz, Spectroscopy of Alkoxy Radicals, Book of Abstracts, 218th ACS National Meeting, New Orleans, Aug. 22-26 (1999).

    154. Chuji Wang, Wei Deng, Liat G. Shemesh, Michael D. Lilien, Theodore S. Dibble, Observation of Fluorescence Excitation Spectra of tert-Pentoxy and 3-Pentoxy Radicals, 55th International Molecular Spectra Symposium, Columbus, OH, June 11-16, (2000).

    155. Theodore S. Dibble, Chuji Wang, Liat G. Shemesh, Wei Deng, and Michael D. Lilien, Laser-induced Fluorescence Spectroscopy of tert-Butoxy and 2-Butoxy Radicals, 54th International Molecular Spectra Symposium, Columbus, OH, June 14-18, (1999).
    156. Chuji Wang, Congxiang Chen, Jinghua Dai, and Xingxiao Ma, Laser Induced Fluorescence Studies of Jet-Cooled CF2 : Determination of A-State Stretching Frequencies, 53rd International Molecular Spectra Symposium, Columbus, OH, June 15-19, (1998).