Chiranjivi Bhattarai

Dr. Chiranjivi Bhattarai

Staff Research Scientist, Atmospheric Chemistry

E-Mail

Chiranjivi.Bhattarai@dri.edu

Campus

Reno Campus

Full Resume / CV

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Division

Atmospheric Sciences

Keywords

Biomass Burring emissions, Air quality, Aerosols, kinetics and thermodynamic of atmospheric aerosols, E-cigs, Toxicity

Publications

2024

Campbell, D. E., Bhattarai, C., Son, Y., Khlystov, A. Y. (2024). An Automated “Hands-Off” Method for Sampling Mainstream Smoke from Cannabis Cigarettes, Toxics, 12 (5), 313, 10.3390/toxics12050313

2023

Sengupta, D., Samburova, V., Bhattarai, C., Moosmüller, H., Khlystov, A. Y. (2023). Emission Factors for Polycyclic Aromatic Hydrocarbons from Laboratory Biomass-Burning and Their Chemical Transformations During Aging in an Oxidation Flow Reactor, Sci. Total Environ., 870, 161857, 10.1016/j.scitotenv.2023.161857

Axelrod, K., Bhattarai, C., Bahdanovich, P., Samburova, V., Khlystov, A. Y. (2023). The volatility of pollen extracts and their main constituents in aerosolized form via the integrated volume method (IVM) and the volatility basis set (VBS), Aerosol Science and Technology, Open Access, 1-15
https://doi.org/10.1080/02786826.2023.2265954

2022

Iaukea-Lum, M., Bhattarai, C., Sengupta, D., Samburova, V., Khlystov, A. Y., Watts, A. C., Arnott, W. P., Moosmüller, H. (2022). Optical Characterization of Fresh and Photochemically-Aged Aerosols Emitted from Laboratory Siberian Peat Burning, Atmosphere, 13, 386. MDPI: Basel, Switzerland, 10.3390/atmos13030386

2021

Zhang, T., Bhattarai, C., Son, Y., Samburova, V., Khlystov, A. Y., Varganov, S. (2021). Reaction Mechanisms of Anisole Pyrolysis at Different Temperatures: Experimental and Theoretical Studies, Energy & Fuels, 35 (12), 9994–10008. ACS Publications

Bhattarai, C., Khlystov, A. Y. (2021). Derivation of particle size changes from polydisperse size distribution measurements: numerical and experimental verification, Aerosol Science and Engineering, 5 (2), 214-222, 10.1007/s41810-021-00095-5

2020

Son, Y., Bhattarai, C., Samburova, V., Khlystov, A. Y. (2020). Carbonyls and Carbon Monoxide Emissions from Electronic Cigarettes Affected by Device Type and Use Patterns, International Journal of Environmental Research and Public Health, 17 (8), 2767, 10.3390/ijerph17082767

Rennie, M., Samburova, V., Sengupta, D., Bhattarai, C., Arnott, W. P., Khlystov, A. Y., Moosmüller, H. (2020). Emissions from the Open Laboratory Combustion of Cheatgrass (Bromus Tectorum), Atmosphere, 11 (4), 406

Sengupta, D., Samburova, V., Bhattarai, C., Watts, A. C., Moosmüller, H., Khlystov, A. Y. (2020). Polar semivolatile organic compounds in biomass-burning emissions and their chemical transformations during aging in an oxidation flow reactor, Atmospheric Chemistry and Physics, 20, 8227–8250, 10.5194/acp-20-8227-2020

2019

Nelson, K. N., Boehmler, J., Khlystov, A. Y., Moosmüller, H., Samburova, V., Bhattarai, C., Wilcox, E.M., Watts, A. C. (2019). A Multipollutant Smoke Emissions Sensing and Sampling Instrument Package for Unmanned Aircraft Systems: Development and Testing, Fire, 2, 32, 10.3390/fire2020032

2018

Sengupta, D., Samburova, V., Bhattarai, C., Kirillova, E., Mazzoleni, L., Iaukea-Lum, M., Watts, A. C., Moosmüller, H., Khlystov, A. Y. (2018). Light absorption by polar and non-polar aerosol compounds from laboratory biomass combustion, Atmos. Chem. Phys., 18, 10849-10867, 10.5194/acp-18-10849-2018

Bhattarai, C., Samburova, V., Sengupta, D., Iaukea-Lum, M., Watts, A. C., Moosmüller, H., Khlystov, A. Y. (2018). Physical and chemical characterization of aerosol in fresh and aged emissions from open combustion of biomass fuels, Aerosol Science and Technology, 10.1080/02786826.2018.1498585

Samburova, V., Bhattarai, C., Strickland, M., Darrow, L., Angermann, J., Son, Y., Khlystov, A. Y. (2018). Aldehydes in Exhaled Breath during E-Cigarette Vaping: Pilot Study Results, Toxics, 6 (3), 46, 10.3390/toxics6030046

Conference Proceedings

2024

Samburova, V., Khlystov, A. Y., Moosmüller, H., Raeofy, Y., Sengupta, D., Bhattarai, C. (2024). PAH Analytics and PM Collection for Toxicology. International Workshop on Emissions, Atmospheric Processing, and Health Effects of Wildland Fires: Las Vegas, NV, March 20, 2024, Invited.

Khlystov, A. Y., Martinez, B., Lu, S., Bhattarai, C., Sengupta, D., Samburova, V., Moosmüller, H. (2024). Wildfire Emissions and their Aging. International Workshop on Emissions, Atmospheric Processing, and Health Effects of Wildland Fires: Las Vegas, NV, March 20, 2024, Invited.

2022

Khlystov, A. Y., Son, Y., Samburova, V., Bhattarai, C. (2022). The Effect of Puff Topography and Device Type on Toxicant Emissions from Electronic Cigarettes, 22nd Annual Meeting of the International Society of Exposure Science: Lisbon, Portugal, September 2022.

2021

Khlystov, A. Y., Samburova, V., Sengupta, D., Bhattarai, C., Axelrod, K., Staten, D. K., Lu, S., Watts, A. C., Moosmüller, H. (2021). What’s in the Smoke? Chemical Composition of Smoke and its Effect on Climate and Health. DRI Lightning Lunches: Reno and Las Vegas, NV, January 12, 2021

Samburova, V., Sengupta, D., Bhattarai, C., Moosmüller, H., Khlystov, A. Y. (2021). Comprehensive Analysis of Organic Species in Fresh and Aged Biomass-Burning Emissions. International Chemical Congress of Pacific Basin Societies (Pacifichem): Online, December 16, 2021-December 21, 2021

2020

Bhattarai, C., Khlystov, A. Y. (2020). Improvement on Differential Mobility Analyzer Method for Estimation of the Enthalpy of Vaporization Using an Algorithm to Derive Particle Size Changes from Full-Size Distribution. American Association for Aerosol Research (AAAR) 38th Annual Conference: (Virtual), October 5, 2020-October 9, 2020

2019

Khlystov, A. Y., Samburova, V., Sengupta, D., Bhattarai, C., Watts, A. C., Moosmüller, H. (2019). Emission Factors and Chemical Composition of Laboratory-Generated Fresh and Aged Biomass Burning Aerosols. 12th International Conference on Carbonaceous Particles in the Atmosphere ICCPA): Vienna, Austria, April 3, 2019-April 6, 2019

Watts, A. C., Samburova, V., Moosmüller, H., Khlystov, A. Y., Sengupta, D., Bhattarai, C. (2019). Selecting important fuels for biomass emissions research. 8th International Fire Ecology and Management Congress: Tucson, AZ, November 18, 2019-November 22, 2019

Sengupta, D., Samburova, V., Bhattarai, C., Watts, A. C., Moosmüller, H., Khlystov, A. Y. (2019). Polar fraction of semi-volatile organic compounds in biomass burning emissions and their chemical transformations during aging with an oxidation flow reactor. American Association for Aerosol Research: Portland, OR, October 14, 2019-October 18, 2019

Samburova, V., Sengupta, D., Bhattarai, C., Watts, A. C., Moosmüller, H., Khlystov, A. Y. (2019). Analysis of Unidentified Organic Species in Fresh and Aged Biomass-Burning Emissions Generated under Controlled Conditions. 37th Annual Conference of the American Association for Aerosol Research: Portland, OR, October 14, 2019-October 18, 2019

Bhattarai, C., Khlystov, A. Y. (2019). Volatility-Based Measurements of Aerosol Mixing State at an Urban Background Site in the Western United States. American Association for Aerosol Research Annual Conference, October 14, 2019-October 18, 2019

2018

Sengupta, D., Gao, L., Beres, N. D., Bhattarai, C., Wilcox, E.M., Samburova, V., Watts, A. C., Khlystov, A. Y., Moosmüller, H. (2018). Estimation of Snow Albedo Reduction by Light Absorbing Impurities Using a Monte Carlo Radiative Transfer Model.. Joint Meeting of 17th Electromagnetic and Light Scattering Conference (ELS-XVII) and 11th Conference on Laser-Light and Interactions with Particles (LIP2018): College Station, TX, March 4, 2018-March 9, 2018

Khlystov, A. Y., Samburova, V., Pearson, J., Strickland, M., Angermann, J., Darrow, L., Bhattarai, C. (2018). The Effect of Puff Topography and Power Settings on Aldehyde and Carbon Monoxide in E-cigarette Aerosols. SRNT Annual Meeting: Baltimore, MD, February 21, 2018-February 24, 2018

Khlystov, A. Y., Samburova, V., Pearson, J., Strickland, M., Angermann, J., Darrow, L., Bhattarai, C. (2018). Dangerous flavors: the effect of flavoring additives on emissions of toxic compounds during e-cigarette use. PittCon 2018: Orlando, FL, February 26, 2018-March 1, 2018

Nelson, K. N., Watts, A. C., Samburova, V., Khlystov, A. Y., Bhattarai, C., Moosmüller, H., Wilcox, E.M., Giordano, M. E. (2018). An emissions sampling payload for use with small Unmanned Aircraft Systems (sUAS). International Society for Atmospheric Research Using Remotely Piloted Aircraft Annual Conference: Boulder, CO, July 9, 2018-July 12, 2018

Mazzoleni, L., Kirillova, E., Schum, S., Khaksari, M., Sengupta, D., Bhattarai, C., Samburova, V., Watts, A. C., Moosmüller, H., Khlystov, A. Y. (2018). Water-Soluble Aerosol Organic Matter from Wildland Fire Emissions as Observed using Ultrahigh Resolution Orbitrap Elite Mass Spectrometry.. Goldschmidt 2018: Boston, MA, August 12, 2018-August 17, 2018

Sengupta, D., Gao, L., Wilcox, E.M., Beres, N. D., Bhattarai, C., Samburova, V., Watts, A. C., Khlystov, A. Y., Moosmüller, H. (2018). Estimation of Snow Albedo Reduction by Light Absorbing Impurities Using a Monte Carlo Radiative Transfer Model. 10th International Aerosol Conference (IAC 2018): St. Louis, MO, September 2, 2018-September 7, 2018

Sengupta, D., Samburova, V., Bhattarai, C., Iaukea-Lum, M., Watts, A. C., Moosmüller, H., Khlystov, A. Y. (2018). Chemical Composition of Semi-Volatile Organic Compounds from Fresh and Laboratory-Aged Biomass Burning Particles.. 10th International Aerosol Conference (IAC 2018): St. Louis, MO, September 2, 2018-September 7, 2018

Samburova, V., Son, Y., Bhattarai, C., Strickland, M., Darrow, L., Angermann, J. E., Khlystov, A. Y. (2018). Aldehydes in Exhaled Breath during E-cigarette Vaping: Results of a Pilot Study. Nevada Tobacco Prevention Coalation Regular Meeting: Reno, NV, September 12, 2018, Invited speaker

2017

Bhattarai, C., Sengupta, D., Samburova, V., Watts, A. C., Moosmüller, H., Khlystov, A. Y. (2017). Physical and Chemical Characterization of Fresh and Aged Emissions from Open Combustion of Biomass. Desert Research Institute Graduate Student Poster Competition: Reno, NV, May 3, 2017

Kirillova, E. N., Samburova, V., Bhattarai, C., Sengupta, D., Moosmüller, H., Khlystov, A. Y., Mazzoleni, L. R. (2017). Molecular Characterization of Water-Soluble Organic Carbon (WSOC) from Biomass Burning Aerosol Using Ultrahigh Resolution Orbitrap Elite Mass Spectrometry. 65th ASMS Conference on Mass Spectrometry and Allied Topics: Indianapolis, IN, June 4, 2017-June 8, 2017

Sengupta, D., Samburova, V., Bhattarai, C., Iaukea-Lum, M., Watts, A. C., Moosmüller, H., Khlystov, A. Y. (2017). Light absorption of polar and non-polar aerosol components from laboratory biomass combustion. Desert Research Institute Graduate Student Poster Competition: Reno, NV, May 3, 2017

Sengupta, D., Samburova, V., Bhattarai, C., Iaukea-Lum, M., Watts, A. C., Moosmüller, H., Khlystov, A. Y. (2017). Light Absorption of Polar and Non-Polar Aerosols in Fresh and Aged Biomass-Burning Emissions. 36th Annual Conference of the American Association for Aerosol Research: Raleigh, NC, October 16, 2017-October 20, 2017

Bhattarai, C., Samburova, V., Sengupta, D., Iaukea-Lum, M., Watts, A. C., Moosmüller, H., Khlystov, A. Y. (2017). Physical and Chemical Characterization of Fresh and Aged Emissions from Open Combustion of Biomass Fuels. 36th Annual Conference of the American Association for Aerosol Research: Raleigh, NC, October 16, 2017-October 20, 2017

Iaukea-Lum, M., Bhattarai, C., Sengupta, D., Piedra, P. G., Connolly, J., Samburova, V., Khlystov, A. Y., Watts, A. C., Moosmüller, H. (2017). Three-Wavelength Optical Characterization of Fresh and Photochemically-Aged Aerosols from Siberian Peat Burning. 36th Annual Conference of the American Association for Aerosol Research: Raleigh, NC, October 16, 2017-October 20, 2017

2016

Bhattarai, C., Samburova, V., Moosmüller, H., Khlystov, A. Y. (2016). Characterization of Aerodyne Potential Aerosol Mass Oxidative Flow Reactor. 35th Annual Conference of the American Association for Aerosol Research: Portland, OR, October 17, 2016

Watts, A. C., Moosmüller, H., Samburova, V., Khlystov, A. Y., Gyawali, M., Sengupta, D., Bhattarai, C., Yatavelli, R.L.N., Chakrabarty, R. K., Arnold, I. J., Zielinska, B. K., Knue, J. D., Chow, J. C., Watson, J. G., Wang, X., Chen, L.-W.A., Tsibart, A., Engling, G. (2016). Detailed Analyses of Emissions from Peat Combustion Across Biomes. Proceedings of the 15th International Peat Congress: Sarawak, Malaysia, August 15, 2016-August 19, 2016

Khlystov, A. Y., Samburova, V., Connolly, J., Bhattarai, C., Sengupta, D., Watts, A. C., Moosmüller, H. (2016). Contribution of Different Chemical Species to Brown Carbon Aerosol in Biomass Burning Emissions. Atmospheric Optics: Aerosols, Visibility, and the Radiative Balance, A&WMA Visibility Specialty Conference: Snow King Hotel, Jackson Hole, WY, September 27, 2016-September 30, 2016

Khlystov, A. Y., Samburova, V., Connolly, J., Bhattarai, C., Sengupta, D., Watts, A. C., Moosmüller, H. (2016). Brown Carbon Aerosol in Fresh and Aged Biomass Burning Emissions: Contribution of Individual Compounds. 35th Annual Conference of the American Association for Aerosol Research: Portland, OR, October 17, 2016-October 21, 2016

Sengupta, D., Samburova, V., Bhattarai, C., Iaukea-Lum, M., Watts, A. C., Moosmüller, H., Khlystov, A. Y. (2016). Contribution of Water-Soluble “Brown Carbon” Organic Species to Light Absorption by Biomass-Burning Aerosols. 35th Annual Conference of the American Association for Aerosol Research: Portland, OR, October 17, 2016-October 21, 2016

Bhattarai, C., Khlystov, A. Y. (2016). An Algorithm to Derive Particle Size Changes from Full Size Distribution Measurements. 35th Annual Conference of the American Association for Aerosol Research: Portland, OR, October 17, 2016

Khlystov, A. Y., Campbell, D. E., McDaniel, M. R., Bhattarai, C. (2016). Comprehensive Characterization of Vehicle Emissions in Ft. McHenry Tunnel. 35th Annual Conference of the American Association for Aerosol Research: Portland, OR, October 17, 2016

Sengupta, D., Connolly, J., Bhattarai, C., Samburova, V., Moosmüller, H., Khlystov, A. Y. (2016). Brown Carbon Emissions from Laboratory Biomass Burning and Their Atmospheric Aging. Nevada NASA EPSCoR and Space Grant Consortium Annual Meeting: Reno, NV, April 29, 2016