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    Academic Journals

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• Ambient aerosol properties in the remote atmosphere from global-scale in situ measurements.

  Authors:Charles A. Brock, Karl D. Froyd, Maximilian Dollner, Christina J. Williamson, Gregory Schill, Daniel M. Murphy, et al.From:Atmospheric Chemistry and Physics (Vol. 21, Issue 19) Peer-Reviewed

  Oct. 8, 2021488 words Article In situ measurements of aerosol microphysical, chemical, and optical properties were made during global-scale flights from 2016-2018 as part of the Atmospheric Tomography Mission (ATom). The NASA DC-8 aircraft flew from...

• Observationally constrained analysis of sea salt aerosol in the marine atmosphere

  Authors:Huisheng Bian, Karl Froyd, Daniel M. Murphy, Jack Dibb, Anton Darmenov, Mian Chin, et al.From:Atmospheric Chemistry and Physics (Vol. 19, Issue 16) Peer-Reviewed

  Aug. 26, 2019347 words Author abstract, Bri...

  Atmospheric sea salt plays important roles in marine cloud formation and atmospheric chemistry. We performed an integrated analysis of NASA GEOS model simulations run with the GOCART aerosol module, in situ...

• Chemical and physical transformations of aluminosilicate clay minerals due to acid treatment and consequences for heterogeneous ice nucleation

  Authors:Sarah K. Sihvonen, Gregory P. Schill, Nicholas A. Lyktey, Daniel P. Veghte, Margaret A. Tolbert, and Miriam Arak FreedmanFrom:Journal of Physical Chemistry A (Vol. 118, Issue 38) Peer-Reviewed

  Sept. 25, 2014 Report

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• A new method to quantify mineral dust and other aerosol species from aircraft platforms using single-particle mass spectrometry.

  Authors:Karl D. Froyd, Daniel M. Murphy, Charles A. Brock, Pedro Campuzano-Jost, Jack E. Dibb, Jose-Luis Jimenez, et al.From:Atmospheric Measurement Techniques (Vol. 12, Issue 11) Peer-Reviewed

  Nov. 27, 2019408 words Article Single-particle mass spectrometry (SPMS) instruments characterize the composition of individual aerosol particles in real time. Their fundamental ability to differentiate the externally mixed particle types that...

• Radiative and chemical implications of the size and composition of aerosol particles in the existing or modified global stratosphere.

  Authors:Daniel M. Murphy, Karl D. Froyd, Ilann Bourgeois, Charles A. Brock, Agnieszka Kupc, Jeff Peischl, et al.From:Atmospheric Chemistry and Physics (Vol. 21, Issue 11) Peer-Reviewed

  June 11, 2021389 words Brief article The size of aerosol particles has fundamental effects on their chemistry and radiative effects. We explore those effects using aerosol size and composition data in the lowermost stratosphere along with calculations of...

• Use of the Single Particle Soot Photometer (SP2) as a pre-filter for ice nucleation measurements: effect of particle mixing state and determination of SP2 conditions to fully vaporize refractory black carbon

  Authors:Gregory P. Schill, Paul J. DeMott, Ezra J. T. Levin, and Sonia M. KreidenweisFrom:Atmospheric Measurement Techniques (Vol. 11, Issue 5) Peer-Reviewed

  May 22, 2018441 words Author abstract, Bri... Ice nucleation is a fundamental atmospheric process that impacts precipitation, cloud lifetimes, and climate. Challenges remain to identify and quantify the compositions and sources of ice-nucleating particles (INPs)....

• The potential role of organics in new particle formation and initial growth in the remote tropical upper troposphere.

  Authors:Agnieszka Kupc, Christina J. Williamson, Anna L. Hodshire, Jan Kazil, Eric Ray, T. Paul Bui, et al.From:Atmospheric Chemistry and Physics (Vol. 20, Issue 23) Peer-Reviewed

  Dec. 4, 2020580 words Article Global observations and model studies indicate that new particle formation (NPF) in the upper troposphere (UT) and subsequent particles supply 40 %-60 % of cloud condensation nuclei (CCN) in the lower troposphere, thus...

• Comparative measurements of ambient atmospheric concentrations of ice nucleating particles using multiple immersion freezing methods and a continuous flow diffusion chamber

  Authors:Paul J. DeMott, Thomas C. J. Hill, Markus D. Petters, Allan K. Bertram, Yutaka Tobo, Ryan H. Mason, et al.From:Atmospheric Chemistry and Physics (Vol. 17, Issue 18) Peer-Reviewed

  Sept. 22, 2017439 words Author abstract, Bri... A number of new measurement methods for ice nucleating particles (INPs) have been introduced in recent years, and it is important to address how these methods compare. Laboratory comparisons of instruments sampling...

• Large hemispheric difference in nucleation mode aerosol concentrations in the lowermost stratosphere at mid- and high latitudes.

  Authors:Christina J. Williamson, Agnieszka Kupc, Andrew Rollins, Jan Kazil, Karl D. Froyd, Eric A. Ray, et al.From:Atmospheric Chemistry and Physics (Vol. 21, Issue 11) Peer-Reviewed

  June 15, 2021322 words Brief article The details of aerosol processes and size distributions in the stratosphere are important for both heterogeneous chemistry and aerosol-radiation interactions. Using in situ, global-scale measurements of the size...

• The contribution of black carbon to global ice nucleating particle concentrations relevant to mixed-phase clouds.

  Authors:Gregory P. Schill Paul J. Demott, Ethan W. Emerson, Anne Marie C. Rauker, John K. Kodros, Kaitlyn J. Suski, Thomas C.J. Hill, et al.From:Proceedings of the National Academy of Sciences of the United States (Vol. 117, Issue 37) Peer-Reviewed

  Sept. 15, 20206,905 words Report 1380L

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• Characterization of organic aerosol across the global remote troposphere: a comparison of ATom measurements and global chemistry models.

  Authors:Alma Hodzic, Pedro Campuzano-Jost, Huisheng Bian, Mian Chin, Peter R. Colarco, Douglas A. Day, et al.From:Atmospheric Chemistry and Physics (Vol. 20, Issue 8) Peer-Reviewed

  Apr. 21, 2020509 words Article The spatial distribution and properties of submicron organic aerosol (OA) are among the key sources of uncertainty in our understanding of aerosol effects on climate. Uncertainties are particularly large over remote...

• The distribution of sea-salt aerosol in the global troposphere

  Authors:Daniel M. Murphy, Karl D. Froyd, Huisheng Bian, Charles A. Brock, Jack E. Dibb, Joshua P. DiGangi, et al.From:Atmospheric Chemistry and Physics (Vol. 19, Issue 6) Peer-Reviewed

  Apr. 2, 201970 words Author abstract, Bri... Byline: Daniel M. Murphy, Karl D. Froyd, Huisheng Bian, Charles A. Brock, Jack E. Dibb, Joshua P. DiGangi, Glenn Diskin, Maximillian Dollner, Agnieszka Kupc, Eric M. Scheuer, Gregory P. Schill, Bernadett Weinzierl,...

• Depositional ice nucleation on monocarboxylic acids: effect of the O:C ratio

  Authors:Gregory P. Schill and Margaret A. TolbertFrom:Journal of Physical Chemistry A (Vol. 116, Issue 25) Peer-Reviewed

  June 28, 2012 Report

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