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Staff information


Gourihar Kulkarni

Atmospheric Measurement & Data Sciences
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


  • Kulkarni GR. 2018. "Immersion freezing of total ambient aerosols and ice residuals." Atmosphere 9(2):Article No. 55.  doi:10.3390/atmos9020055
  • Girotto G, S China, J Bhandari, K Gorkowski, B Scarnatio, T Capek, A Marinoni, DP Veghte, GR Kulkarni, AC Aiken, MK Dubey, and C Mazzoleni. 2018. "Fractal-like Tar Ball Aggregates from Wildfire Smoke." Environmental Science & Technology Letters 5(6):360-365.  doi:10.1021/acs.estlett.8b00229


  • Garimella S, TB Kristensen, K Ignatius, A Welti, J Voigtlander, GR Kulkarni, F Sagan, GL Kok, J Dorsey, L Nichman, DA Rothenberg, M Rosch, AC Kirchgassner, R Ladkin, H Wex, TW Wilson, LA Ladino, JPD Abbatt, O Stetzer, U Lohmann, F Stratmann, and DJ Cziczo. 2016. "The SPectrometer for Ice Nuclei (SPIN): an instrument to investigate ice nucleation." Atmospheric Measurement Techniques 9(7):2781-2795.  doi:10.5194/amt-9-2781-2016
  • Hiranuma N, O Mohler, GR Kulkarni, M Schnaiter, S Vogt, P Vochezer, E Jarvinen, R Wagner, DM Bell, JM Wilson, A Zelenyuk-Imre, and DJ Cziczo. 2016. "Development and characterization of an ice-selecting pumped counterflow virtual impactor (IS-PCVI) to study ice crystal residuals." Atmospheric Measurement Techniques 9(8):3817-3836.  doi:10.5194/amt-9-3817-2016
  • Kulkarni GR, S China, S Liu, MI Nandasiri, N Sharma, JM Wilson, AC Aiken, D Chand, A Laskin, C Mazzoleni, MS Pekour, JE Shilling, V Shutthanandan, A Zelenyuk, and RA Zaveri. 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(7):3580-3588.  doi:10.1002/2016GL068707
  • Twohy CH, GR McMeeking, PJ DeMott, C McCluskey, TCJ Hill, SM Burrows, GR Kulkarni, M Tanarhte, DN Kafle, and DW Toohey. 2016. "Abundance of fluorescent biological aerosol particles at temperatures conducive to the formation of mixed-phase and cirrus clouds." Atmospheric Chemistry and Physics 16(13):8205-8225.  doi:10.5194/acp-16-8205-2016


  • China S, GR Kulkarni, B Scarnatio, N Sharma, MS Pekour, JE Shilling, JM Wilson, A Zelenyuk, D Chand, S Liu, A Aiken, MK Dubey, A Laskin, RA Zaveri, and C Mazzoleni. 2015. "Morphology Of Diesel Soot Residuals From Supercooled Water Droplets And Ice Crystals: Implications For Optical Properties." Environmental Research Letters 10:114010.  doi:10.1088/1748-9326/10/11/114010
  • Hiranuma N, S Augustin-Bauditz, H Bingemer, C Budke, J Curtius, A Danielczok, K Diehl, K Dreischmeier, M Ebert, F Frank, N Hoffmann, K Kandler, A Kiselev, T Koop, T Leisner, O Mohler, B Nillius, A Peckhaus, D Rose, S Weinbruch, H Wex, Y Boose, PJ DeMott, JD Hader, T Hill, Z Kanji, GR Kulkarni, E Levin, C McCluskey, M Murakami, BJ Murray, D Niedermeier, MD Petters, D O'Sullivan, A Saito, G Schill, T Tajiri, MA Tolbert, A Welti, T Whale, T Wright, and K Yamashita. 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(5):2489-2518.  doi:10.5194/acp-15-2489-2015
  • Kulkarni GR, K Zhang, C Zhao, MI Nandasiri, V Shutthanandan, X Liu, JD Fast, and LK Berg. 2015. "Ice formation on nitric acid coated dust particles: Laboratory and modeling studies." Journal of Geophysical Research. D. (Atmospheres) 120(15):7682-7698.  doi:10.1002/2014JD022637
  • Kulkarni GR, MI Nandasiri, A Zelenyuk, J Beranek, N Madaan, A Devaraj, V Shutthanandan, S Thevuthasan, and T Varga. 2015. "Effects Of Crystallographic Properties On The Ice Nucleation Properties Of Volcanic Ash Particles." Geophysical Research Letters 42(8):3048-3055.  doi:10.1002/2015GL063270


  • Hiranuma N, M Paukert, I Steinke, K Zhang, GR Kulkarni, C Hoose, M Schnaiter, H Saathoff, and O Mohler. 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(23):13145-13158.  doi:10.5194/acp-14-13145-2014
  • Hiranuma N, N Hoffmann, A Kiselev, A Dreyer, K Zhang, GR Kulkarni, T Koop, and O Mohler. 2014. "Influence of surface morphology on the immersion mode ice nucleation efficiency of hematite particles." Atmospheric Chemistry and Physics 14(5):2315-2324.  doi:10.5194/acp-14-2315-2014
  • Kulkarni GR, CN 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(16):9993-10011.  doi:10.1002/2014JD021567


  • Friedman B, A Zelenyuk, J Beranek, GR Kulkarni, MS Pekour, AG Hallar, I McCubbin, JA Thornton, and DJ Cziczo. 2013. "Aerosol measurements at a high-elevation site: composition, size, and cloud condensation nuclei activity." Atmospheric Chemistry and Physics 13(23):11839-11851.  doi:10.5194/acp-13-11839-2013


  • Kulkarni GR, and GL Kok. 2012. Mobile Ice Nucleus SpectrometerPNNL-21384, Pacific Northwest National Laboratory, Richland, WA. 
  • Kulkarni GR. 2012. "Separating Cloud Forming Nuclei from Interstitial Aerosol." Chapter 16 in Atmospheric Aerosols - Regional Characteristics - Chemistry and Physics.  InTech, Manhattan, NY. 
  • Anheier NC, Jr, BD Cannon, GR Kulkarni, JT Munley, DA Nelson, HA Qiao, and JR 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, vol. 2, pp. 860-869.  Institute of Nuclear Materials Management, Deerfield, IL. 
  • Baustian KJ, DJ Cziczo, MA Wise, K Pratt, GR Kulkarni, AG Hallar, and MA 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:Article No. D06217.  doi:10.1029/2011JD016784
  • Kulkarni GR, J Fan, JM Comstock, X Liu, and M Ovchinnikov. 2012. "Laboratory Measurements and Model Sensitivity Studies of Dust Deposition Ice Nucleation." Atmospheric Chemistry and Physics 12(16):7295-7308.  doi:10.5194/acp-12-7295-2012


  • Friedman BJ, GR Kulkarni, J Beranek, A Zelenyuk, JA Thornton, and DJ Cziczo. 2011. "Ice Nucleation and Droplet Formation by Bare and Coated Black Carbon Particles." Journal of Geophysical Research. D. (Atmospheres) 116:Article No. D17203.  doi:10.1029/2011jd015999
  • Friedman BJ, GR Kulkarni, J Beranek, A Zelenyuk, JA Thornton, and DJ Cziczo. 2011. "Ice Nucleation and Droplet Formation by Bare and Coated Soot Particles." Journal of Geophysical Research. D. (Atmospheres) 116:Article No. D17203.  doi:10.1029/2011JD015999
  • Kulkarni GR, MS Pekour, A Afchine, DM Murphy, and DJ Cziczo. 2011. "Comparison of experimental and numerical studies of the performance characteristics of a pumped counterflow virtual impactor." Aerosol Science and Technology 45(3):382-392.  doi:10.1080/02786826.2010.539291


  • Kulkarni GR, 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(1):95-105.  doi:10.5194/acp-10-95-2010


  • Kulkarni GR, 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 2:221-229.  doi:10.5194/amt-2-221-2009

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