Nicholas Meskhidze

Team Updates

  • 2025

    Romm, M., M. Behrenfeld, L. Remer, Y. R. Shi, T. Westberry, H. Yu, H. Plaas, N. Meskhidze, and D. Hamilton, Phytoplankton Response to Individual Dust Events in the North Atlantic Between 2003 and 2020, NC Space Symposium, Raleigh, NC, 11 April, 2025.

    Rasheeda Satheesh, A, N. Meskhidze, and M.D. Petters, Understanding Marine Boundary Layer Aerosol Number Budget Using Airborne Measurements, Poster presentation at 2025 ARM-ASR Joint Facility PI Meeting, Rockville, MD, 3 – 6 March, 2025.

    E. Ivanova, N. Meskhidze, and M.D. Petters, Evaluating Urban Surface Emissions of Coarse-Mode Particles Using Lidar Retrievals and Large Eddy Simulations, Poster presentation at 2025 ARM-ASR Joint Facility PI Meeting, Rockville, MD, 3 – 6 March, 2025.

    2024

    Hazelwood, J., L. Cai, S. Bachman, N. Meskhidze, M. Petters, Mapping the Spatial Distribution of 2.5 to 10 nm and Total Particle Concentrations on Highways, Secondary, and Tertiary Roads, Poster presentation at AAAR 42nd Annual Conference, Albuquerque, NM, October 21-25 October 2024.

    Sutherland, B., N. Meskhidze, Estimating Surface PM2.5 Concentrations and Chemical Composition from High Spectral Resolution Lidar Retrievals Using the HSRL-CH Methodology, Platform presentation at AAAR 42nd Annual Conference, Albuquerque, NM, October 21-25 October 2024.

    Rasheeda Satheesh A., N. Meskhidze, M. Petters, Understanding Marine Boundary Layer Aerosol Number Budget Using Airborne Flux Measurement, Platform presentation at AAAR 42nd Annual Conference, Albuquerque, NM, October 21-25 October 2024.

    Pujiastuti, T., N. Meskhidze, M.D. Petters, New Methodology for Deriving Super-micron Sea Salt Aerosol Number and Flux Values Using Doppler Lidar Measurements, Platform presentation at AAAR 42nd Annual Conference, Albuquerque, NM, October 21-25 October 2024.

    Bachman, S., N. Meskhidze, J. Hazelwood, L. Cai, M. D. Petters, Source Identification of Sub-10 nm Particles through Air Dispersion Modeling, Oral Presentation, 2024 CMAS Conference, Chapel Hill, NC, October 21-23, 2024.

    Meskhidze N., Atmospheric inputs of iron to the upper-ocean, Keynote Speaker at Goldschmidt Conference, Chicago, IL, 18-23 August 2024.

    2023

    Rasheeda Satheesh, A. M. D. Petters, and N. Meskhidze Boundary layer profiles of particle turbulent mass fluxes at the Southern Great Plains site, Platform presentation at AAAR 41st Annual Conference, Portland, OR, 2 -6 October 2023.

    Meskhidze N., A.Rasheeda Satheesh, and M. D. Petters, Challenges in measurement and interpretation of the lidar-retrieved aerosol vertical turbulent mass fluxes, Poster presentation at AAAR 41st Annual Conference, Portland, OR, 2 -6 October 2023.

    Petters, M.D., T. Pujiastuti, A. Rasheeda Satheesh, S. Kasparoglu, B. Sutherland, N. Meskhidze, Wind-driven emissions of coarse mode particles in an urban environment, Platform presentation at AAAR 41st Annual Conference, Portland, OR, 2 -6 October 2023.

    Sutherland, N. and N. Meskhidze, Determination of the instantaneous aerosol-radiation interactions (direct effects) using High Spectral Resolution Lidar (HSRL)-derived aerosol type-specific optical properties and CATCH algorithm, Platform presentation at AAAR 41st Annual Conference, Portland, OR, 2 -6 October 2023.

    Meskhidze N., A. Rasheeda Satheesh, T. Pujiastuti, S. Kasparoglu, B. Sutherland, and M. D. Petters, Challenges in Measurement and Interpretation of the Lidar-retrieved Aerosol Vertical Turbulent Fluxes, Poster presentation at Gordon Research Conference (GRC) in Atmospheric Chemistry, Newry, ME, 30 July – 4 August, 2023.

    Petters M D, T. Pujiastuti, A. Rasheeda Satheesh, S. Kasparoglu, B. Sutherland, N. Meskhidze, Wind-Driven Emissions of Coarse Mode Particles in an Urban Environment, Poster presentation at 2023 ARM-ASR Joint Facility PI Meeting, Bethesda, MD, 7 – 10 August, 2023.

    Meskhidze, N., Dust iron-organic interaction at the ocean surface, SCOR Working Group meeting at ASLO Aquatic Sciences Meeting 2023, Palma de Mallorca, Spain, 4–9 June 2023.

    Meskhidze, N., F. Yu, and M. D. Petters, Improved Understanding of the Parameters Involved in Near-surface and Residual-layer NPF Events and Their Representations in Models, Platform presentation at 2023 ARM-ASR Joint Facility PI Meeting, Bethesda, MD, 7 – 10 August, 2023.

    2022

    Sutherland, B., N. Meskhidze, S. P Burton, J. W Hair, C. A Hostetler, and R. A. Ferrare, Chemical Speciation from High Spectral Resolution Lidar (HSRL)-Based Methods for Estimating PM2.5 During the DISCOVER-AQ and KORUS-AQ Campaigns, Platform presentation at AGU Fall 2022 Conference, Chicago, IL, December 11 to 15, 2022.

    Rasheeda Satheesh, A., B. Sutherland, S, Kasparoglu, N. Meskhidze, and M. Petters, Particle Turbulent Mass Flux Retrievals Through Novel Remote Sensing Methodology, Poster presentation at AGU Fall 2022 Conference, Chicago, IL, December 11 to 15, 2022.

    Meskhidze, N., A. Rasheeda Satheesh, S. Kasparoglu, M. Islam, B. Sutherland, Turbulent Flux Measurements and Transfer Velocity Estimates of Sub-10 nm Sized Particles, Poster presentation at AGU Fall 2022 Conference, Chicago, IL, December 11 to 15, 2022.

    Meskhidze, N., A. Rasheeda Satheesh, S, Kasparoglu, M. Maksimul Islam, B. Sutherland, and M. Petters, Turbulent Flux Measurements and Transfer Velocity Estimates of Nucleation-sized Particles, Platform presentation at AAAR 40th Annual Conference, Raleigh, NC, 3-7 October,2022

    Islam, M., N. Meskhidze, and M. D. Petters, Turbulent Flux Measurements of the Near-surface and Residual-layer Nucleation Particles, Virtual poster presentation at 2021 ARM/ASR PI Meeting, June 21-24, 2022.

    Rasheeda Satheesh, A., S. Kasparoglu, B. Sutherland, N. Meskhidze, and M. Petters, Particle Turbulent Mass Flux Retrievals through Novel Remote Sensing Methodology, Poster presentation at AAAR 40th Annual Conference, Raleigh, NC, 3-7 October, 2022.

    Kasparoglu, S., M. M. Islam, N. Meskhidze, M. Petters, Characterization of an Augmented Version of the Printed Optical Particle Spectrometer for Integration into Multi-Instrument Aerosol Sampling Systems, Platform presentation at AAAR 40th Annual Conference, Raleigh, NC, 3-7 October, 2022.

    2021

    Meskhidze, N., B. Sutherland, C. Hostetler, R. Ferrare, S. Burton, J. Hair, Application of the CMAQ-HSRL-CH and HSRL-CH methodologies for improving estimates of PM2.5 concentration to data from the KORUS-AQ campaign, Platform presentation at AGU Fall 2021 Conference, December 13 to 17, 2021.

    Sutherland, B. and N. Meskhidze, Estimation of Aerosol Direct Radiative Effect Through CATCH-derived Aerosol Types Poster presentation at AGU Fall 2021 Conference, December 13 to 17, 2021.

    Meskhidze, N., M. D. Petters, M. Islam, Turbulent Flux Measurements of the Near-surface and Residual-layer Nucleation Particles, Virtual presentation at AAAR 39th Annual Conference, October 18 to 22, 2021.

    Sutherland, B. and N. Meskhidze, Estimation of Aerosol Direct Radiative Effect through CATCH-derived Aerosol Types, Virtual presentation at AAAR 39th Annual Conference, October 18 to 22, 2021.

    Islam, M., N. Meskhidze, and M. D. Petters, Turbulent Flux Measurements of the Near-surface and Residual-layer Nucleation Particles, Virtual poster presentation at 2021 ARM/ASR PI Meeting, June 21-24, 2021. , 2021.

  • 2020

    Sutherland, B., N. Meskhidze, X. Ling, K. Dawson, M. S. Johnson, B. Henderson, C. A. Hostetler, and R. A. Ferrare, Improving Estimates of PM2.5 Concentration and Chemical Composition by Application of High Spectral Resolution Lidar (HSRL) and Creating Aerosol Types from Chemistry (CATCH) Algorithm, AAAR 38th Annual Conference, October 5 to 9, 2020.

    Meskhidze, N., Zimmerman, A., and M. D. Petters, Observations of new particle formation, modal growth rates, and direct emissions of sub-10 nm particles in an urban environment, AAAR 38th Annual Conference, October 5 to 9, 2020.

  • 2019

    Ling, X., N. Meskhidze, K. Dawson, M. S. Johnson, B. Henderson, S. P. Burton, C. A. Hostetler, and R. A. Ferrare, Improving Estimates of Ground-Level PM2.5 by Application of High Spectral Resolution Lidar, a poster presentation at AAAR 37th Annual Conference October 14-18, 2019, Portland, OR.

    Zimmerman, A., N. Meskhidze, J. C. Jaimes-Correa, M. D. Petters, T. M. Royalty, B. N. Phillips, R. Reed, Exploring the Role of Planetary Boundary Layer Dynamics on the Ground Level Ultrafine Particle Number Concentration, a poster presentation at AAAR 37th Annual Conference October 14-18, 2019, Portland, OR.

    Meskhidze, N., Using Global Aerosol Types For Improved Assessment Of Aerosol Direct Radiative Effect, poster presentation at Radiation and Climate Gordon Research Conference, July 21 – July 26, 2019, Lewiston, ME.

    Meskhidze, N., X. Ling, K. Dawson, B. Henderson, M. Johnson, S. Burton, C. Hostetler, R. Ferrare, New methodology for deriving PM2.5 chemical composition using GEOS-Chem & High Spectral Resolution Lidar, The 9th International GEOS-Chem Meeting (IGC9), May 6-9, 2019, Harvard, MA.

    Ling, X., Meskhidze, N., K. Dawson, B. Henderson, M. Johnson, S. Burton, C. Hostetler, R. Ferrare, , Improved representation of surface PM2.5 using High Spectral Resolution Lidar retrievals and GEOS-Chem-derived aerosol types, The 9th International GEOS-Chem Meeting (IGC9), May 6-9, 2019, Harvard, MA.

    Meskhidze, N., X. Ling, K. Dawson, B. Henderson, M. Johnson, S. Burton, C. Hostetler, R. Ferrare, New methodology for deriving PM2.5 chemical composition using GEOS-Chem & High Spectral Resolution Lidar, The 9th International GEOS-Chem Meeting (IGC9), May 6-9, 2019, Harvard, MA.

    Ling, X., Meskhidze, N., K. Dawson, B. Henderson, M. Johnson, S. Burton, C. Hostetler, R. Ferrare, , Improved representation of surface PM2.5 using High Spectral Resolution Lidar retrievals and GEOS-Chem-derived aerosol types, The 9th International GEOS-Chem Meeting (IGC9), May 6-9, 2019, Harvard, MA.

  • 2018

    Ling, X., N. Meskhidze, K. Dawson, M. S. Johnson, B. Henderson, S. P. Burton, C. A. Hostetler, R. A. Ferrare, A novel approach to improving the accuracy of ground-level PM2.5 concentration estimates by application of High Spectral Resolution Lidar, a poster presentation at the 17th annual CMAS conference, October 22 – 24, 2018, Chapel Hill, NC.

    Ling, X., N. Meskhidze, K. Dawson, M. S. Johnson, B. Henderson, S. P. Burton, C. A. Hostetler, R. A. Ferrare, A novel approach to improving the accuracy of ground-level PM2.5 concentration estimates by application of High Spectral Resolution Lidar, a poster presentation at the 17th annual CMAS conference, October 22 – 24, 2018, Chapel Hill, NC.

    Meskhidze, N., Possible Effect of Atmospheric Organics on Aerosol Soluble Iron in Seawater, Workshop on Identifying and Characterizing the Processes Controlling Iron Speciation and Residence Time at the Atmosphere-Ocean Interface, July 30 – August 3, Telluride, CO.

    Meskhidze, N., The analysis of regional climate model results and remotely sensed data for the Southern Caucasus Black Sea region, Invited series of 11 public lectures, July 9 – 11, 2018, Batumi, Georgia

    Meskhidze, N., K. Dawson, S. Burton, M. S. Johnson, M. Kacenelenbogen, C. Hostetler, and Y . Hu, Using CATCH (Creating Aerosol Types from CHemistry) for Improved Connection of Remote Sensing and Models, ACE Science Working Group (SWG) Workshop, April 30 – May 2, 2018, Silver Spring, MD.