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ResearcherID: G-3406-2011

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National Oceanic and Atmospheric Administration: Boulder, CO, US

Research Physicist (Earth System Research Laboratory)
Employment
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Charles Brock

Works (50 of 71)

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Page 1 of 2

A Significant Mode of Small, Tropospheric Particles in the Lower Stratosphere

2025-01-20 | Preprint
DOI: 10.5194/egusphere-egu24-3625
Contributors: Charles Brock; Ming Lyu; Adam Ahern; Gregory Schill; Michael Lawler; Maya Abou-Ghanem; Daniel Murphy; Colin Gurganus; Troy Thornberry; Fred Moore et al.
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Crossref

Widespread trace bromine and iodine in remote tropospheric non-sea-salt aerosols

Atmospheric Chemistry and Physics
2025-01-06 | Journal article
DOI: 10.5194/acp-25-45-2025
Contributors: Gregory P. Schill; Karl D. Froyd; Daniel M. Murphy; Christina J. Williamson; Charles A. Brock; Tomás Sherwen; Mat J. Evans; Eric A. Ray; Eric C. Apel; Rebecca S. Hornbrook et al.
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Non-sea-salt aerosols that contain trace bromine and iodine are widespread in the remote troposphere

2024-06-04 | Preprint
DOI: 10.5194/egusphere-2024-1399
Contributors: Gregory P. Schill; Karl D. Froyd; Daniel M. Murphy; Christina J. Williamson; Charles Brock; Tomás Sherwen; Mat J. Evans; Eric A. Ray; Eric C. Apel; Rebecca S. Hornbrook et al.
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Reducing Aerosol Forcing Uncertainty by Combining Models With Satellite and Within‐The‐Atmosphere Observations: A Three‐Way Street

Reviews of Geophysics
2023-06 | Journal article
DOI: 10.1029/2022RG000796
Contributors: Ralph A. Kahn; Elisabeth Andrews; Charles A. Brock; Mian Chin; Graham Feingold; Andrew Gettelman; Robert C. Levy; Daniel M. Murphy; Athanasios Nenes; Jeffrey R. Pierce et al.
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How much does new particle formation near the tropical tropopause contribute to stratospheric aerosol number concentration?

2023-05-15 | Preprint
DOI: 10.5194/egusphere-egu23-9166
Contributors: Eric Jensen; Charles Brock; Christina Williamson; Luke Ziemba; Matthew Brown
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Understanding the climate impacts of the Asian Summer Monsoon with in-situ observations of aerosol microphysical properties in the upper troposphere and lower stratosphere

2023-05-15 | Preprint
DOI: 10.5194/egusphere-egu23-1966
Contributors: Christina Williamson; Dylan Simone; Charles Brock; Ming Lyu; Matthew Brown; Luke Ziemba; Joowan Kim; Teresa Campos; Kirk Ullmann; Laura Pan
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Pyrocumulonimbus affect average stratospheric aerosol composition

Science
2023-02-24 | Journal article
DOI: 10.1126/science.add3101
Contributors: J. M. Katich; E. C. Apel; I. Bourgeois; C. A. Brock; T. P. Bui; P. Campuzano-Jost; R. Commane; B. Daube; M. Dollner; M. Fromm et al.
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Particle number concentrations and size distributions in the stratosphere: implications of nucleation mechanisms and particle microphysics

Atmospheric Chemistry and Physics
2023-02-02 | Journal article
DOI: 10.5194/acp-23-1863-2023
Contributors: Fangqun Yu; Gan Luo; Arshad Arjunan Nair; Sebastian Eastham; Christina J. Williamson; Agnieszka Kupc; Charles A. Brock
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Particle number concentrations and size distributions in the stratosphere: Implications of nucleation mechanisms and particle microphysics

2022-07-27 | Preprint
DOI: 10.5194/acp-2022-487
Contributors: Fangqun Yu; Gan Luo; Arshad Arjunan Nair; Sebastian Eastham; Christina J. Williamson; Agnieszka Kupc; Charles A. Brock
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Dominant role of mineral dust in cirrus cloud formation revealed by global-scale measurements

Nature Geoscience
2022-03 | Journal article
DOI: 10.1038/s41561-022-00901-w
Contributors: Karl D. Froyd; Pengfei Yu; Gregory P. Schill; Charles A. Brock; Agnieszka Kupc; Christina J. Williamson; Eric J. Jensen; Eric Ray; Karen H. Rosenlof; Huisheng Bian et al.
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Angularly-resolved measurements of light scattering by smoke from wildfires during FIREX-AQ

2022-03-27 | Preprint
DOI: 10.5194/egusphere-egu22-3116
Contributors: Adam T. Ahern; Nicholas L. Wagner; Charles A. Brock; Ming Lyu; Richard H. Moore; Elizabeth B. Wiggins; Edward L. Winstead; Claire E. Robinson; Daniel M. Murphy
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Laser imaging nephelometer for aircraft deployment

Atmospheric Measurement Techniques
2022-03-04 | Journal article
DOI: 10.5194/amt-15-1093-2022
Contributors: Adam T. Ahern; Frank Erdesz; Nicholas L. Wagner; Charles A. Brock; Ming Lyu; Kyra Slovacek; Richard H. Moore; Elizabeth B. Wiggins; Daniel M. Murphy
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Ambient aerosol properties in the remote atmosphere from global-scale in situ measurements

Atmospheric Chemistry and Physics
2021-10-08 | Journal article
DOI: 10.5194/acp-21-15023-2021
Contributors: Charles A. Brock; Karl D. Froyd; Maximilian Dollner; Christina J. Williamson; Gregory Schill; Daniel M. Murphy; Nicholas J. Wagner; Agnieszka Kupc; Jose L. Jimenez; Pedro Campuzano-Jost et al.
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Laser Imaging Nephelometer for aircraft deployment

2021-08-30 | Preprint
DOI: 10.5194/amt-2021-251
Contributors: Adam T. Ahern; Frank Erdesz; Nicholas L. Wagner; Charles A. Brock; Ming Lyu; Kyra Slovacek; Richard H. Moore; Elizabeth B. Wiggins; Daniel M. Murphy
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Supplementary material to "Laser Imaging Nephelometer for aircraft deployment"

2021-08-30 | Preprint
DOI: 10.5194/amt-2021-251-supplement
Contributors: Adam T. Ahern; Frank Erdesz; Nicholas L. Wagner; Charles A. Brock; Ming Lyu; Kyra Slovacek; Richard H. Moore; Elizabeth B. Wiggins; Daniel M. Murphy
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Radiative and chemical implications of the size and composition of aerosol particles in the existing or modified global stratosphere

Atmospheric Chemistry and Physics
2021-06-11 | Journal article
DOI: 10.5194/acp-21-8915-2021
Contributors: Daniel M. Murphy; Karl D. Froyd; Ilann Bourgeois; Charles A. Brock; Agnieszka Kupc; Jeff Peischl; Gregory P. Schill; Chelsea R. Thompson; Christina J. Williamson; Pengfei Yu
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Complex refractive indices in the ultraviolet and visible spectral region for highly absorbing non-spherical biomass burning aerosol

Atmospheric Chemistry and Physics
2021-05-12 | Journal article
DOI: 10.5194/acp-21-7235-2021
Contributors: Caroline C. Womack; Katherine M. Manfred; Nicholas L. Wagner; Gabriela Adler; Alessandro Franchin; Kara D. Lamb; Ann M. Middlebrook; Joshua P. Schwarz; Charles A. Brock; Steven S. Brown et al.
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Constraints on global aerosol number concentration, SO2 and condensation sink in UKESM1 using ATom measurements

Atmospheric Chemistry and Physics
2021-03-31 | Journal article
DOI: 10.5194/acp-21-4979-2021
Contributors: Ananth Ranjithkumar; Hamish Gordon; Christina Williamson; Andrew Rollins; Kirsty Pringle; Agnieszka Kupc; Nathan Luke Abraham; Charles Brock; Ken Carslaw
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Ambient aerosol properties in the remote atmosphere from global-scale in-situ measurements

2021-03-04 | Preprint
DOI: 10.5194/acp-2021-173
Contributors: Charles A. Brock; Karl D. Froyd; Maximilian Dollner; Christina J. Williamson; Gregory Schill; Daniel M. Murphy; Nicholas J. Wagner; Agnieszka Kupc; Jose L. Jimenez; Pedro Campuzano-Jost et al.
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Cloud droplet variability in the summertime in the southeast United States: day vs. night

2021-03-04 | Other
DOI: 10.5194/egusphere-egu21-16245
Contributors: Aikaterini Bougiatioti; Athanasios Nenes; Jack Lin; Charles Brock; Joost de Gouw; Jin Liao; Ann Middlebrook; Andre Welti
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Global in-situ cloud phase observations during the airborne Atmospheric Tomography mission and A-LIFE field experiment

2021-03-04 | Other
DOI: 10.5194/egusphere-egu21-9595
Contributors: Maximilian Dollner; Josef Gasteiger; Manuel Schöberl; Glenn Diskin; T. Paul Bui; Charles A. Brock; Bernadett Weinzierl
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Supplementary material to "Ambient aerosol properties in the remote atmosphere from global-scale in-situ measurements"

2021-03-04 | Preprint
DOI: 10.5194/acp-2021-173-supplement
Contributors: Charles A. Brock; Karl D. Froyd; Maximilian Dollner; Christina J. Williamson; Gregory Schill; Daniel M. Murphy; Nicholas J. Wagner; Agnieszka Kupc; Jose L. Jimenez; Pedro Campuzano-Jost et al.
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Distinct particle modes in the lower stratosphere constrain secondary aerosol chemistry and gas-phase concentrations

2021-03-03 | Other
DOI: 10.5194/egusphere-egu21-1365
Contributors: Daniel Murphy; Karl Froyd; Greg Schill; Charles Brock; Agnieszka Kupc; Christina Williamson
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Crossref

Complex refractive indices in the ultraviolet and visible spectral region for highly absorbing non-spherical biomass burning aerosol

2020-11-24 | Preprint
DOI: 10.5194/acp-2020-1200
Contributors: Caroline C. Womack; Katherine M. Manfred; Nicholas L. Wagner; Gabriela Adler; Alessandro Franchin; Kara D. Lamb; Ann M. Middlebrook; Joshua P. Schwarz; Charles A. Brock; Steven S. Brown et al.
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Supplementary material to "Complex refractive indices in the ultraviolet and visible spectral region for highly absorbing non-spherical biomass burning aerosol"

2020-11-24 | Preprint
DOI: 10.5194/acp-2020-1200-supplement
Contributors: Caroline C. Womack; Katherine M. Manfred; Nicholas L. Wagner; Gabriela Adler; Alessandro Franchin; Kara D. Lamb; Ann M. Middlebrook; Joshua P. Schwarz; Charles A. Brock; Steven S. Brown et al.
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Review

2020-11-10 | Other
DOI: 10.5194/amt-2020-416-RC1
Contributors: Charles Brock
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Constraints on global aerosol number concentration, SO2 and condensation sink in UKESM1 using ATom measurements

2020-11-03 | Preprint
DOI: 10.5194/acp-2020-1071
Contributors: Ananth Ranjithkumar; Hamish Gordon; Christina Williamson; Andrew Rollins; Kirsty J. Pringle; Agnieszka Kupc; Nathan Luke Abraham; Charles A. Brock; Kenneth S. Carslaw
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Crossref

Drivers of cloud droplet number variability in the summertime in the southeastern United States

Atmospheric Chemistry and Physics
2020-10-27 | Journal article
DOI: 10.5194/acp-20-12163-2020
Contributors: Aikaterini Bougiatioti; Athanasios Nenes; Jack J. Lin; Charles A. Brock; Joost A. de Gouw; Jin Liao; Ann M. Middlebrook; André Welti
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Crossref

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

2020-09-22 | Preprint
DOI: 10.5194/acp-2020-909
Contributors: Daniel M. Murphy; Karl D. Froyd; Ilann Bourgeois; Charles A. Brock; Agnieszka Kupc; Jeff Peischl; Gregory P. Schill; Chelsea R. Thompson; Christina J. Williamson; Pengfei Yu
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Supplementary material to "Radiative and chemical implications of the size and composition of aerosol particles in the existing or modified global stratosphere"

2020-09-22 | Preprint
DOI: 10.5194/acp-2020-909-supplement
Contributors: Daniel M. Murphy; Karl D. Froyd; Ilann Bourgeois; Charles A. Brock; Agnieszka Kupc; Jeff Peischl; Gregory P. Schill; Chelsea R. Thompson; Christina J. Williamson; Pengfei Yu
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Widespread biomass burning smoke throughout the remote troposphere

Nature Geoscience
2020-06-01 | Journal article
DOI: 10.1038/s41561-020-0586-1
Contributors: G. P. Schill; K. D. Froyd; H. Bian; A. Kupc; C. Williamson; C. A. Brock; E. Ray; R. S. Hornbrook; A. J. Hills; E. C. Apel et al.
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Comparison of cirrus clouds in naturally and anthropogenically influenced regions of the atmosphere

2020-03-23 | Other
DOI: 10.5194/egusphere-egu2020-16472
Contributors: Maximilian Dollner; Josef Gasteiger; Charles A. Brock; Manuel Schöberl; Christina Williamson; Agnieszka Kupc; Anne Philipp; Petra Seibert; Karl Froyd; Gregory P. Schill et al.
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Evaluating the Consistency of All Submicron Aerosol Mass Measurements (Total and Speciated) for the NASA Atmospheric Tomography Aircraft Mission (ATom)

2020-03-23 | Other
DOI: 10.5194/egusphere-egu2020-11863
Contributors: Hongyu Guo; Pedro Campuzano-Jost; Benjamin Nault; Douglas Day; Christina Williamson; Agnieszka Kupc; Charles Brock; Gregory Schill; Karl Froyd; Daniel Murphy et al.
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Drivers of cloud droplet number variability in the summertime Southeast United States

2020-03-17 | Preprint
DOI: 10.5194/acp-2020-225
Contributors: Aikaterini Bougiatioti; Athanasios Nenes; Jack J. Lin; Charles A. Brock; Joost de Gouw; Jin Liao; Ann M. Middlebrook; Andre Welti
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A new method to quantify mineral dust and other aerosol species from aircraft platforms using single-particle mass spectrometry

Atmospheric Measurement Techniques
2019-11-27 | Journal article
DOI: 10.5194/amt-12-6209-2019
Contributors: Karl D. Froyd; Daniel M. Murphy; Charles A. Brock; Pedro Campuzano-Jost; Jack E. Dibb; Jose-Luis Jimenez; Agnieszka Kupc; Ann M. Middlebrook; Gregory P. Schill; Kenneth L. Thornhill et al.
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Aerosol size distributions during the Atmospheric Tomography Mission (ATom): methods, uncertainties, and data products

Atmospheric Measurement Techniques
2019-06-06 | Journal article
DOI: 10.5194/amt-12-3081-2019
Contributors: Charles A. Brock; Christina Williamson; Agnieszka Kupc; Karl D. Froyd; Frank Erdesz; Nicholas Wagner; Matthews Richardson; Joshua P. Schwarz; Ru-Shan Gao; Joseph M. Katich et al.
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Response to Reply

2019-05-09 | Other
DOI: 10.5194/amt-2019-44-AC3
Contributors: Charles Brock
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Response to Reviewer 1

2019-05-08 | Other
DOI: 10.5194/amt-2019-44-AC1
Contributors: Charles Brock
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Response to Reviewer 2

2019-05-08 | Other
DOI: 10.5194/amt-2019-44-AC2
Contributors: Charles Brock
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A new method to quantify mineral dust and other aerosol species from aircraft platforms using single particle mass spectrometry

2019-04-25 | Preprint
DOI: 10.5194/amt-2019-165
Contributors: Karl D. Froyd; Daniel M. Murphy; Charles A. Brock; Pedro Campuzano-Jost; Jack E. Dibb; Jose-Luis Jimenez; Agnieszka Kupc; Ann M. Middlebrook; Gregory P. Schill; Kenneth L. Thornhill et al.
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Supplementary material to "A new method to quantify mineral dust and other aerosol species from aircraft platforms using single particle mass spectrometry"

2019-04-25 | Preprint
DOI: 10.5194/amt-2019-165-supplement
Contributors: Karl D. Froyd; Daniel M. Murphy; Charles A. Brock; Pedro Campuzano-Jost; Jack E. Dibb; Jose-Luis Jimenez; Agnieszka Kupc; Ann M. Middlebrook; Gregory P. Schill; Kenneth L. Thornhill et al.
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The distribution of sea-salt aerosol in the global troposphere

Atmospheric Chemistry and Physics
2019-04-02 | Journal article
DOI: 10.5194/acp-19-4093-2019
Contributors: 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 et al.
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Aerosol size distributions during the Atmospheric Tomography (ATom) mission: methods, uncertainties, and data products

2019-03-22 | Preprint
DOI: 10.5194/amt-2019-44
Contributors: Charles A. Brock; Christina Williamson; Agnieszka Kupc; Karl Froyd; Frank Erdesz; Nicholas Wagner; Matthews Richardson; Joshua P. Schwarz; Ru-Shan Gao; Joseph M. Katich et al.
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The distribution of sea-salt aerosol in the global troposphere

2018-11-07 | Preprint
DOI: 10.5194/acp-2018-1013
Contributors: 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 et al.
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An intercomparison of aerosol absorption measurements conducted during the SEAC4RS campaign

Aerosol Science and Technology
2018-09-02 | Journal article
DOI: 10.1080/02786826.2018.1500012
Contributors: B. Mason; N. L. Wagner; G. Adler; E. Andrews; C. A. Brock; T. D. Gordon; D. A. Lack; A. E. Perring; M. S. Richardson; J. P. Schwarz et al.
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Fast time response measurements of particle size distributions in the 3–60 nm size range with the nucleation mode aerosol size spectrometer

Atmospheric Measurement Techniques
2018-06-19 | Journal article
DOI: 10.5194/amt-11-3491-2018
Contributors: Christina Williamson; Agnieszka Kupc; James Wilson; David W. Gesler; J. Michael Reeves; Frank Erdesz; Richard McLaughlin; Charles A. Brock
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Fast time response measurements of particle size distributions in the 3–60 nm size range with the Nucleation Mode Aerosol Size Spectrometer

2018-02-26 | Preprint
DOI: 10.5194/amt-2018-27
Contributors: Christina Williamson; Agnieszka Kupc; James Wilson; David W. Gesler; J. Michael Reeves; Frank Erdesz; Richard McLaughlin; Charles A. Brock
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Supplementary material to "Fast time response measurements of particle size distributions in the 3–60 nm size range with the Nucleation Mode Aerosol Size Spectrometer"

2018-02-26 | Preprint
DOI: 10.5194/amt-2018-27-supplement
Contributors: Christina Williamson; Agnieszka Kupc; James Wilson; David W. Gesler; J. Michael Reeves; Frank Erdesz; Richard McLaughlin; Charles A. Brock
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Modification, calibration, and performance of the Ultra-High Sensitivity Aerosol Spectrometer for particle size distribution and volatility measurements during the Atmospheric Tomography Mission (ATom) airborne campaign

Atmospheric Measurement Techniques
2018-01-17 | Journal article
DOI: 10.5194/amt-11-369-2018
Contributors: Agnieszka Kupc; Christina Williamson; Nicholas L. Wagner; Mathews Richardson; Charles A. Brock
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Single-particle measurements of bouncing particles and in situ collection efficiency from an airborne aerosol mass spectrometer (AMS) with light-scattering detection

Atmospheric Measurement Techniques
2017-10-17 | Journal article
DOI: 10.5194/amt-10-3801-2017
Contributors: Jin Liao; Charles A. Brock; Daniel M. Murphy; Donna T. Sueper; André Welti; Ann M. Middlebrook
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