• Simulated aggregates of ice crystals
  • Monthly samples collected near Huaraz, Peru

My lead author publications

Carl G Schmitt, Martin Schnaiter, Andrew J Heymsfield, Ping Yang, Edwin Hirst, Aaron Bansemer, 2016: The microphysical properties of small ice particles measured by the Small Ice Detector-3 probe during the MACPEX field campaign, early online release, Journal of the Atmospheric Sciences

Schmitt, C. G., All, J. D., Schwarz, J. P., Arnott, W. P., Cole, R. J., Lapham, E., and Celestian, A.: Measurements of light-absorbing particles on the glaciers in the Cordillera Blanca, Peru, The Cryosphere, 9, 331-340, doi:10.5194/tc-9-331-2015, 2015. Link to article

Schmitt.C. G., J. All, R. J. Cole, A. Celestian, and W. P. Arnott, 2014: The remote detection of black carbon on tropical glaciers, Photogrammetric Engineering and Remote Sensing, Feature article, 80, 385-390.

Schmitt, C. G., and Heymsfield, A. J., 2014: Observational quantification of the separation of simple and complex atmospheric ice particles, Geophys. Res. Lett., 41, doi:10.1002/2013GL058781.

Schmitt, C. G., M. Stuefer, A. J. Heymsfield, C. K. Kim, 2013: The microphysical properties of ice fog measured in urban environments of interior Alaska. Journal Geophysical Research, 118, 11,136–11,147, DOI: 10.1002/jgrd.50822.

Schmitt, C. G., A. J. Heymsfield, 2010: The dimensional characteristics of ice crystal aggregates from fractal geometry. Journal of the Atmospheric Sciences, 67, 1605-1616, doi: 10.1175/2009JAS3187.1.

Schmitt, C. G., A. J. Heymsfield, 2009: The size distribution and mass-weighted terminal velocity of low-latitude tropopause cirrus crystal populations. Journal of the Atmospheric Sciences, 66, 2013-2028, doi: 10.1175/2009JAS3004.1.

Schmitt, C. G., A. J. Heymsfield, 2007: On the occurrence of hollow bullet rosette- and column-shaped ice crystals in midlatitude cirrus. Journal of the Atmospheric Sciences, 64, 4514-4519, doi: 10.1175/2007JAS2317.1.

Schmitt, C. G., J. Iaquinta, A. J. Heymsfield, 2006: The asymmetry parameter of cirrus clouds composed of hollow bullet rosette shaped ice crystals from ray-tracing calculations. Journal of Applied Meteorology and Climatology, 45, 973-981.

Schmitt, C. G., A. J. Heymsfield, 2005: Total surface area estimates for individual ice particles and particle populations. Journal of Applied Meteorology, 44, 467-474.

Schmitt, C. G., W. P. Arnott, 1999: Infrared emission (500-2000 cm-1) of laboratory ice clouds. Journal of Quantatative Spectroscopy Radiative Transfer, 63, 701-725.

Additional publications:

Samantha R Weintraub, Rebecca J Cole, Carl G Schmitt, John D All, 2016: Climatic controls on the isotopic composition and availability of soil nitrogen across mountainous tropical forest

Emma Järvinen, Martin Schnaiter, Guillaume Mioche, Olivier Jourdan, Valery N Shcherbakov, Anja Costa, Armin Afchine, Martina Krämer, Fabian Heidelberg, Tina Jurkat, Christiane Voigt, Hans Schlager, Leonid Nichman, Martin Gallagher, Edwin Hirst, Carl Schmitt, Aaron Bansemer, Andy Heymsfield, Paul Lawson, Ugo Tricoli, Klaus Pfeilsticker, Paul Vochezer, Ottmar Möhler, Thomas Leisner, 2016: Quasi-spherical Ice in Convective Clouds

Martin Schnaiter, Emma Järvinen, Paul Vochezer, Ahmed Abdelmonem, Robert Wagner, Olivier Jourdan, Guillaume Mioche, Valery N Shcherbakov, Carl G Schmitt, Ugo Tricoli, Zbigniew Ulanowski, Andrew J Heymsfield, 2016: Cloud chamber experiments on the origin of ice crystal complexity in cirrus clouds

Luisa T Molina, Laura Gallardo, M Andrade, D Baumgardner, M Borbor‐Córdova, R Bórquez, G Casassa, F Cereceda‐Balic, L Dawidowski, R Garreaud, N Huneeus, F Lambert, JL McCarty, J Mc Phee, M Mena‐Carrasco, GB Raga, C Schmitt, JP Schwarz: Pollution and its Impacts on the South American Cryosphere, Earths Future, DOI: 10.1002/2015EF000311, 2015.

C Liu, P Yang, P Minnis, N Loeb, S Kato, A Heymsfield, C Schmitt: A two-habit model for the microphysical and optical properties of ice clouds, Atmospheric Chemistry and Physics, 14, 13719-13737

Rebecca J. Cole, John D. All, Carl G. Schmitt, Marvin F. Lopez, 2014: Remote sensing and ground-based measurements across a remote rainforest transect, Photogrammetric Engineering and Remote Sensing, Feature article, 80, 817-822.

Bryan A. Baum, Ping Yang, Andrew J. Heymsfield, Aaron Bansemer, Benjamin H. Cole, Aronne Merrelli, Carl Schmitt, Chenxi Wang, 2014: Ice cloud single-scattering property models with the full phase matrix at wavelengths from 0.2 to 100 um, Journal of Quantitative Spectroscopy and Radiative Transfer, 146, 123-139, DOI: 10.1016/j.jqsrt.2014.02.029.

Kim, C. K., M. Stuefer, C. Schmitt, A. Heymsfield, G. Thompson, 2014:Numerical Modeling of Ice Fog in Interior Alaska Using the Weather Research and Forecasting Model, Journal of Pure and Applied Geophysics, doi: 10.1007/s00024-013-0766-7.

Heymsfield, Andrew J., Carl Schmitt, Aaron Bansemer, 2013: Ice Cloud Particle Size Distributions and Pressure-Dependent Terminal Velocities from In Situ Observations at Temperatures from 0° to −86°C. J. Atmos. Sci., 70, 4123–4154. doi: http://dx.doi.org/10.1175/JAS-D-12-0124.1.

A. E. Perring , J. P. Schwarz , R. S. Gao , A. J. Heymsfield , C. G. Schmitt , M. Schnaiter and D. W. Fahey, 2013: Evaluation of a Perpendicular Inlet for Airborne Sampling of Interstitial Submicron Black-Carbon Aerosol, Aerosol Science and Technology, 47:10, 1066-1072, DOI: 10.1080/02786826.2013.821196.

Jensen, E. J., R. P. Lawson, J.W. Bergman, L. Pfister, T. P. Bui, and C. G. Schmitt ,2013: Physical processes controlling ice concentrations in synoptically forced, midlatitude cirrus, J. Geophys. Res. Atmos., 118, 5348–5360, doi:10.1002/jgrd.50421.

Schön, Roland, Martin Schnaiter, Zbigniew Ulanowski, Carl Schmitt, Stefan Benz, Ottmar Mohler, Steffen Vogt, Robert Wagner, and Ulrich Schurath, 2011: Particle Habit Imaging Using Incoherent Light: A First Step toward a Novel Instrument for Cloud Microphysics. J. Atmos. Oceanic Technol., 28, 493–512. doi: 10.1175/2011JTECHA1445.1

Baum, B. A., P. Yang, A. J. Heymsfield, C. G. Schmitt, Y. Xie, A. Bansemer, Y-X, Hu, Z. Zhang, 2011: Improvements in shortwave bulk scattering and absorption models for remote sensing of ice clouds., J. Appl. Meterol. and Climatol., 50, 1037-1056, doi: 10.1175/2010JAMC2608.1.

Heymsfield, A. J., C. G. Schmitt, A. Bansemer, C. H. Twohy, 2010: Improved representation of ice particle masses based on observations in natural clouds., J. Atmos. Sci., 67, 3303:3318, doi: 10.1175/2010JAS3507.1.

Heymsfield, A. J., P. C. Kennedy, S. Massie, C. G. Schmitt, Z. Wang, S. Haimov, A. Ragno, 2010: Aircraft-induced hole punch and canal clouds: inadvertent cloud seeding., Bull. American. Meterol. Soc., 91, 753-766, doi: 10.1175/2009BAMS2905.1.

Seifert, P., A. Ansmann, D. Muller, U. Wandinger, D. Althausen, A. J. Heymsfield, S. T. Massie, C. Schmitt, 2007: Cirrus optical properties observed with lidar, radiosonde, and satellite over the tropical Indian Ocean during the aerosol-polluted northeast and clean maritime southwest monsoon. J. Geophys. Res., 112, D17205, doi: 10.1029/2006JD008352.

Massie, S. T., A. Heymsfield, C. Schmitt, D. Mueller, P. Seifert, 2007: Aerosol indirect effects as a function of cloud top pressure. J. Geophys. Res., 112, D06202, doi: 10.1029/2006JD007383.

Mitchell, D. L., A. J. Baran, W. P. Arnott, C. G. Schmitt, 2006: Testing and comparing the modified anomalous diffraction approximation. J. Atmos. Sci., 63, 2948-2962, doi: 10.1175/JAS3775.1.

Heymsfield, A. J., C. Schmitt, A. Bansemer, G. van Zadelhoff, M. J. McGill, C. Twohy, D. Baumgardner, 2006: Effective radius of ice cloud particle populations derived from aircraft probes. J. Atmos. Ocean. Technol., 23(3), 361-380.

Heymsfield, A. J., L. Miloshevich, C. Schmitt, A. Bansemer, C. Twohy, M. Poellot, A. Fridlind, H. Gerber, 2005: Homogeneous ice nucleation in subtropical and tropical convection and its influence on cirrus anvil microphysics. J. Atmos. Sci., 62, 41-64.

Jensen, E., J. B. Smith, L. Pfister, J. V. Pitman, E. M. Weinstock, D. S. Sayres, R. L. Herman, R. F. Troy, K. Rosenlof, T. L. Thompson, A. Fridlind, P. Hudson, D. J. Csiczo, A. J. Heymsfield, C. Schmitt, J. C. Wilson, 2005: Ice supersaturations exceeding 100% at the cold tropical tropopause: implications for cirrus formation and dehydration. Atmos. Chem. Phys., 5, 851-862.

Wendisch, M., P. Pilewskie, J. Pommier, S. Howard, P. Yang, A. J. Heymsfield, C. G. Schmitt, D. Baumgardner, B. Mayer, 2005: Impact of cirrus crystal shape on solar spectral irradiance: A case study for subtropical cirrus. J. Geophys. Res., 110, D03202, doi: 10.1029/2004JD005294.

Heymsfield, A. J., A. R. Bansemer, C. G. Schmitt, C. H. Twohy, M. Poellot, 2004: Effective ice particle densities derived from aircraft data. J. Atmos. Sci., 61, 982-1003.

Heymsfield, A. J., C. G. Schmitt, A. R. Bansemer, D. Baumgardner, E. M. Weinstock, J. T. Smith, D. Sayres, 2004: Effective ice particle densities for cold anvil cirrus. Geophys. Res. Lett., 31, L0201, doi: 10.1029/2003GL018311.

Mitchell, D. L., W. P. Arnott, C. Schmitt, A. J. Baran, S. Havemann, Q. Fu, 2001: Photon tunneling contributions to extinction for laboratory grown hexagonal columns. J. Quant. Spectrosc. Radiat. Transfer, 70, 761-776, doi: 10.1016/S0022-4073(01)00044-9.

Lawson, R. P., B. A. Baker, C. G. Schmitt, T. L. Jensen, 2001: An overview of microphysical properties of Arctic clouds observed in May and July 1998 during FIRE ACE. J. Geophys. Res., 106, 14989-15014.

Arnott, W. P., C. Schmitt, Y. Liu, J. Hallett, 1997: Droplet size spectra and water-vapor concentrations of laboratory water clouds: inversion of Fourier transform infrared (500-5000 cm-1) optical-depth measurement. Appl. Opt., 36, 5205-5216.

Arnott, W. P., Y., Liu, C. Schmitt, 1997: The unreasonable effectiveness of mimicking measured infrared extinction by hexagonal ice crystals with Mie ice spheres. Technical Digest Series. Vol.5: Optical Remote Sensing of the Atmosphere, Optical Society of America.