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Staff information


Gourihar Kulkarni

Atmospheric Science & Technlgy
Earth Scientist
Pacific Northwest National Laboratory
PO Box 999
MSIN: K4-28
Richland, WA 99352

Research Interests

  • Aerosol-cloud interactions and their representation in climate models
  • Ice nucleation and formation parameterizations
  • CFD modeling of atmospheric sampling instruments
  • Atmospheric research instrumentation

Education and Credentials

  • Ph.D., Atmospheric Sciences, University of Leeds, UK
  • M.S., Computational Fluid Dynamics, University of Leeds, UK
  • B.E., Mechanical Engineering, Karnataka University, India

Affiliations and Professional Service

  • Member, American Geophysical Union
  • Member, National Society of Professional Engineers

PNNL Publications


  • Fraund M.W., D. Bonanno, S. China, D.Q. Pham, D.P. Veghte, J. Weis, and G.R. Kulkarni, et al. 2020. "Optical properties and composition of viscous organic particles found in the Southern Great Plains." Atmospheric Chemistry and Physics 20, no. 19:11593-11606. PNNL-SA-152289. doi:10.5194/acp-20-11593-2020
  • Kumar A.V., G. Pandithurai, G.R. Kulkarni, A. Hazra, S.S. Patil, S.D. Dudhambe, and R.D. Patil, et al. 2020. "Atmospheric ice nuclei concentration measurements over a high altitude-station in the Western Ghats, India." Atmospheric Research 235. PNNL-SA-150102. doi:10.1016/j.atmosres.2019.104795
  • Mei F., G. Mcmeeking, M.S. Pekour, R. Gao, G.R. Kulkarni, S. China, and H. Telg, et al. 2020. "Performance Assessment of Portable Optical Particle Spectrometer (POPS)." Sensors 20, no. 21:Article No. 6294. PNNL-SA-156649. doi:10.3390/s20216294


  • Hiranuma N., K. Adachi, D.M. Bell, F. Belosi, H. Beydoun, B. Bhaduri, and H. Bingemer, et al. 2019. "A comprehensive characterization of ice nucleation by three different types of cellulose particles immersed in water." Atmospheric Chemistry and Physics 19, no. 7:4823-4849. PNNL-SA-141665. doi:10.5194/acp-19-4823-2019
  • Kulkarni G.R. 2019. "Ice nucleation ability of loess from the northwestern United States." PLoS One 14, no. 8:e0220991. PNNL-SA-146589. doi:10.1371/journal.pone.0220991
  • Rivas-Ubach A., Y. Liu, A.L. Steiner, J. Sardans, M.M. Tfaily, G.R. Kulkarni, and Y. Kim, et al. 2019. "Atmo-ecometabolomics: a novel atmospheric particle chemical characterization methodology for ecological research." Environmental Monitoring and Assessment 191, no. 2:Article No. 78. PNNL-SA-118888. doi:10.1007/s10661-019-7205-x


  • DeMott P.J., O. Mohler, D.J. Cziczo, N. Hiranuma, M.D. Petters, S.S. Petters, and F. Belosi, et al. 2018. "The Fifth International Workshop on Ice Nucleation phase 2 (FIN-02): laboratory intercomparison of ice nucleation measurements." Atmospheric Measurement Techniques 11, no. 11:6231-3257. PNNL-SA-141072. doi:10.5194/amt-11-6231-2018
  • Girotto G., S. China, J. Bhandari, K. Gorkowski, B. Scarnatio, T. Capek, and A. Marinoni, et al. 2018. "Fractal-like Tar Ball Aggregates from Wildfire Smoke." Environmental Science & Technology Letters 5, no. 6:360-365. PNNL-SA-132120. doi:10.1021/acs.estlett.8b00229
  • Kulkarni G.R. 2018. "Immersion freezing of total ambient aerosols and ice residuals." Atmosphere 9, no. 2:Article No. 55. PNNL-SA-127607. doi:10.3390/atmos9020055


  • Garimella S., T.B. Kristensen, K. Ignatius, A. Welti, J. Voigtlander, G.R. Kulkarni, and F. Sagan, et al. 2016. "The SPectrometer for Ice Nuclei (SPIN): an instrument to investigate ice nucleation." Atmospheric Measurement Techniques 9, no. 7:2781-2795. PNNL-SA-119306. doi:10.5194/amt-9-2781-2016
  • Hiranuma N., O. Mohler, G.R. Kulkarni, M. Schnaiter, S. Vogt, P. Vochezer, and E. Jarvinen, et al. 2016. "Development and characterization of an ice-selecting pumped counterflow virtual impactor (IS-PCVI) to study ice crystal residuals." Atmospheric Measurement Techniques 9, no. 8:3817-3836. PNNL-SA-120887. doi:10.5194/amt-9-3817-2016
  • Kulkarni G.R., S. China, S. Liu, M.I. Nandasiri, N. Sharma, J.M. Wilson, and A.C. Aiken, et al. 2016. "Ice nucleation activity of diesel soot particles at Cirrus relevant conditions: Effects of hydration, secondary organics coating, hydration, soot morphology, and coagulation." Geophysical Research Letters 43, no. 7:3580-3588. PNNL-SA-113363. doi:10.1002/2016GL068707
  • Twohy C.H., G.R. McMeeking, P.J. DeMott, C. McCluskey, T.J. Hill, S.M. Burrows, and G.R. Kulkarni, et al. 2016. "Abundance of fluorescent biological aerosol particles at temperatures conducive to the formation of mixed-phase and cirrus clouds." Atmospheric Chemistry and Physics 16, no. 13:8205-8225. PNNL-SA-115217. doi:10.5194/acp-16-8205-2016


  • China S., G.R. Kulkarni, B. Scarnatio, N. Sharma, M.S. Pekour, J.E. Shilling, and J.M. Wilson, et al. 2015. "Morphology Of Diesel Soot Residuals From Supercooled Water Droplets And Ice Crystals: Implications For Optical Properties." Environmental Research Letters 10. PNNL-SA-112661. doi:10.1088/1748-9326/10/11/114010
  • Hiranuma N., S. Augustin-Bauditz, H. Bingemer, C. Budke, J. Curtius, A. Danielczok, and K. Diehl, et al. 2015. "A comprehensive laboratory study on the immersion freezing behavior of illite NX particles: a comparison of 17 ice nucleation measurement techniques." Atmospheric Chemistry and Physics 15, no. 5:2489-2518. PNNL-SA-104923. doi:10.5194/acp-15-2489-2015
  • Kulkarni G.R., K. Zhang, C. Zhao, M.I. Nandasiri, V. Shutthanandan, X. Liu, and J.D. Fast, et al. 2015. "Ice formation on nitric acid coated dust particles: Laboratory and modeling studies." Journal of Geophysical Research. D. (Atmospheres) 120, no. 15:7682-7698. PNNL-SA-105539. doi:10.1002/2014JD022637
  • Kulkarni G.R., M.I. Nandasiri, A. Zelenyuk, J. Beranek, N. Madaan, A. Devaraj, and V. Shutthanandan, et al. 2015. "Effects Of Crystallographic Properties On The Ice Nucleation Properties Of Volcanic Ash Particles." Geophysical Research Letters 42, no. 8:3048-3055. PNNL-SA-109130. doi:10.1002/2015GL063270


  • Hiranuma N., M. Paukert, I. Steinke, K. Zhang, G.R. Kulkarni, C. Hoose, and M. Schnaiter, et al. 2014. "A Comprehensive Parameterization of Heterogeneous Ice Nucleation of Dust Surrogate: Laboratory Study with Hematite Particles and Its Application to Atmospheric Models." Atmospheric Chemistry and Physics 14, no. 23:13145-13158. PNNL-SA-102858. doi:10.5194/acp-14-13145-2014
  • Hiranuma N., N. Hoffmann, A. Kiselev, A. Dreyer, K. Zhang, G.R. Kulkarni, and T. Koop, et al. 2014. "Influence of surface morphology on the immersion mode ice nucleation efficiency of hematite particles." Atmospheric Chemistry and Physics 14, no. 5:2315-2324. PNNL-SA-97693. doi:10.5194/acp-14-2315-2014
  • Kulkarni G.R., C.N. Sanders, K. Zhang, X. Liu, and C. Zhao. 2014. "Ice Nucleation of Bare and Sulfuric Acid-coated Mineral Dust Particles and Implication for Cloud Properties." Journal of Geophysical Research. D. (Atmospheres) 119, no. 16:9993-10011. PNNL-SA-94976. doi:10.1002/2014JD021567


  • Friedman B., A. Zelenyuk, J. Beranek, G.R. Kulkarni, M.S. Pekour, A.G. Hallar, and I. McCubbin, et al. 2013. "Aerosol measurements at a high-elevation site: composition, size, and cloud condensation nuclei activity." Atmospheric Chemistry and Physics 13, no. 23:11839-11851. PNNL-SA-91113. doi:10.5194/acp-13-11839-2013


  • Anheier N.C., B.D. Cannon, G.R. Kulkarni, J.T. Munley, D.A. Nelson, H. Qiao, and J.R. Phillips. 2012. "Safeguards Verification Measurements using Laser Ablation, Absorbance Ratio Spectrometry in Gaseous Centrifuge Enrichment Plants." In 53rd Annual Meeting of the Institute of Nuclear Materials Management (INMM 53), July 15-19, 2012, Orlando, Florida, 2, 860-869. Deerfield, Illinois:Institute of Nuclear Materials Management. PNNL-SA-89050.
  • Baustian K.J., D.J. Cziczo, M.A. Wise, K. Pratt, G.R. Kulkarni, A.G. Hallar, and M.A. Tolbert. 2012. "Importance of aerosol composition, mixing state, and morphology for heterogeneous ice nucleation: A combined field and laboratory approach." Journal of Geophysical Research. D. (Atmospheres) 117. PNNL-SA-87580. doi:10.1029/2011JD016784
  • Kulkarni G.R. 2012. "Separating Cloud Forming Nuclei from Interstitial Aerosol." In Atmospheric Aerosols - Regional Characteristics - Chemistry and Physics. Manhattan, New York:InTech. PNNL-SA-88821.
  • Kulkarni G.R., and G.L. Kok. 2012. Mobile Ice Nucleus Spectrometer. PNNL-21384. Richland, WA: Pacific Northwest National Laboratory. Mobile Ice Nucleus Spectrometer
  • Kulkarni G.R., J. Fan, J.M. Comstock, X. Liu, and M. Ovchinnikov. 2012. "Laboratory Measurements and Model Sensitivity Studies of Dust Deposition Ice Nucleation." Atmospheric Chemistry and Physics 12, no. 16:7295-7308. PNNL-SA-83107. doi:10.5194/acp-12-7295-2012


  • Friedman B.J., G.R. Kulkarni, J. Beranek, A. Zelenyuk, J.A. Thornton, and D.J. Cziczo. 2011. "Ice Nucleation and Droplet Formation by Bare and Coated Black Carbon Particles." Journal of Geophysical Research. D. (Atmospheres) 116. PNNL-SA-79084. doi:10.1029/2011jd015999
  • Friedman B.J., G.R. Kulkarni, J. Beranek, A. Zelenyuk, J.A. Thornton, and D.J. Cziczo. 2011. "Ice Nucleation and Droplet Formation by Bare and Coated Soot Particles." Journal of Geophysical Research. D. (Atmospheres) 116, no. D17:Article No. D17203. PNNL-SA-82777. doi:10.1029/2011JD015999
  • Kulkarni G.R., M.S. Pekour, A. Afchine, D.M. Murphy, and D.J. Cziczo. 2011. "Comparison of experimental and numerical studies of the performance characteristics of a pumped counterflow virtual impactor." Aerosol Science and Technology 45, no. 3:382-392. PNNL-SA-69934. doi:10.1080/02786826.2010.539291


  • Kulkarni G.R., and S. Dobbie. 2010. "Ice nucleation properties of mineral dust particles: Determination of onset RHi, IN active fraction, nucleation time-lag, and the effect of active sites on contact angles." Atmospheric Chemistry and Physics 10, no. 1:95-105. PNNL-SA-65434. doi:10.5194/acp-10-95-2010


  • Kulkarni G.R., S. Dobbie, and J. McQuaid. 2009. "A new thermal gradient ice nucleation diffusion chamber instrument: design, development and first results using Saharan mineral dust." Atmospheric Measurement Techniques 2, no. 1:221-229. PNNL-SA-65700. doi:10.5194/amt-2-221-2009

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