Search Results - "Schwarz, Joshua P."

Lifecycle of light-absorbing carbonaceous aerosols in the atmosphere by Liu, Dantong, He, Cenlin, Schwarz, Joshua P., Wang, Xuan

“…Light-absorbing carbonaceous aerosols (LACs), including black carbon and light-absorbing organic carbon (brown carbon, BrC), have an important role in the…”
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Brown carbon and internal mixing in biomass burning particles by Lack, Daniel A, Langridge, Justin M, Bahreini, Roya, Cappa, Christopher D, Middlebrook, Ann M, Schwarz, Joshua P

“…Biomass burning (BB) contributes large amounts of black carbon (BC) and particulate organic matter (POM) to the atmosphere and contributes significantly to the…”
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Top-of-atmosphere radiative forcing affected by brown carbon in the upper troposphere by Zhang, Yuzhong, Forrister, Haviland, Liu, Jiumeng, Dibb, Jack, Anderson, Bruce, Schwarz, Joshua P., Perring, Anne E., Jimenez, Jose L., Campuzano-Jost, Pedro, Wang, Yuhang, Nenes, Athanasios, Weber, Rodney J.

“…Carbonaceous aerosols affect the global radiative balance by absorbing and scattering radiation, which leads to warming or cooling of the atmosphere,…”
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Exploring the observational constraints on the simulation of brown carbon by Wang, Xuan, Heald, Colette L, Liu, Jiumeng, Weber, Rodney J, Campuzano-Jost, Pedro, Jimenez, Jose L, Schwarz, Joshua P, Perring, Anne E

“…Organic aerosols (OA) that strongly absorb solar radiation in the near-UV are referred to as brown carbon (BrC). The sources, evolution, and optical properties…”
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Evolution of brown carbon in wildfire plumes by Forrister, Haviland, Liu, Jiumeng, Scheuer, Eric, Dibb, Jack, Ziemba, Luke, Thornhill, Kenneth L., Anderson, Bruce, Diskin, Glenn, Perring, Anne E., Schwarz, Joshua P., Campuzano-Jost, Pedro, Day, Douglas A., Palm, Brett B., Jimenez, Jose L., Nenes, Athanasios, Weber, Rodney J.

“…Particulate brown carbon (BrC) in the atmosphere absorbs light at subvisible wavelengths and has poorly constrained but potentially large climate forcing…”
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Extrapolation of single particle soot photometer incandescent signal data by Schwarz, Joshua P.

“…The Single Particle Soot Photometer (SP2) is an instrument for quantifying the refractory black carbon (rBC) mass of individual aerosol particles. It heats the…”
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Stratospheric Aerosol--Observations, Processes, and Impact on Climate by Kresmer, Stefanie, Thomason, Larry W., von Hobe, Marc, Hermann, Markus, Deshler, Terry, Timmreck, Claudia, Toohey, Matthew, Stenke, Andrea, Schwarz, Joshua P., Weigel, Ralf, Fueglistaler, Stephan, Prata, Fred J., Vernier, Jean-Paul, Schlager, Hans, Barnes, John E., Antuna-Marrero, Juan-Carlos, Fairlie, Duncan, Palm, Mathias, Mahieu, Emmanuel, Notholt, Justus, Rex, Markus, Bingen, Christine, Vanhellemont, Filip, Bourassa, Adam, Plane, John M. C., Klocke, Daniel, Carn, Simon A., Clarisse, Lieven, Trickl, Thomas, Neeley, Ryan, James, Alexander D., Rieger, Landon, Wilson, James C., Meland, Brian

“…Interest in stratospheric aerosol and its role in climate have increased over the last decade due to the observed increase in stratospheric aerosol since 2000…”
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Global Measurements of Brown Carbon and Estimated Direct Radiative Effects by Zeng, Linghan, Zhang, Aoxing, Wang, Yuhang, Wagner, Nicholas L., Katich, Joseph M., Schwarz, Joshua P., Schill, Gregory P., Brock, Charles, Froyd, Karl D., Murphy, Daniel M., Williamson, Christina J., Kupc, Agnieszka, Scheuer, Eric, Dibb, Jack, Weber, Rodney J.

“…Brown carbon (BrC) is an organic aerosol material that preferentially absorbs light of shorter wavelengths. Global‐scale radiative impacts of BrC have been…”
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How emissions uncertainty influences the distribution and radiative impacts of smoke from fires in North America by Carter, Therese S., Heald, Colette L., Jimenez, Jose L., Campuzano-Jost, Pedro, Kondo, Yutaka, Moteki, Nobuhiro, Schwarz, Joshua P., Wiedinmyer, Christine, Darmenov, Anton S., Silva, Arlindo M. da, Kaiser, Johannes W.

“…Fires and the aerosols that they emit impact air quality, health, and climate, but the abundance and properties of carbonaceous aerosol (both black carbon and…”
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Strong impact of wildfires on the abundance and aging of black carbon in the lowermost stratosphere by Ditas, Jeannine, Ma, Nan, Zhang, Yuxuan, Assmann, Denise, Neumaier, Marco, Riede, Hella, Karu, Einar, Williams, Jonathan, Scharffe, Dieter, Wang, Qiaoqiao, Saturno, Jorge, Schwarz, Joshua P., Katich, Joseph M., McMeeking, Gavin R., Zahn, Andreas, Hermann, Markus, Brenninkmeijer, Carl A. M., Andreae, Meinrat O., Pöschl, Ulrich, Su, Hang, Cheng, Yafang

“…Wildfires inject large amounts of black carbon (BC) particles into the atmosphere, which can reach the lowermost stratosphere (LMS) and cause strong radiative…”
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Global budget and radiative forcing of black carbon aerosol: Constraints from pole-to-pole (HIPPO) observations across the Pacific by Wang, Qiaoqiao, Jacob, Daniel J., Spackman, J. Ryan, Perring, Anne E., Schwarz, Joshua P., Moteki, Nobuhiro, Marais, Eloïse A., Ge, Cui, Wang, Jun, Barrett, Steven R. H.

“…We use a global chemical transport model (GEOS‐Chem) to interpret aircraft curtain observations of black carbon (BC) aerosol over the Pacific from 85°N to 67°S…”
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Light absorption enhancement of black carbon in a pyrocumulonimbus cloud by Beeler, Payton, Kumar, Joshin, Schwarz, Joshua P., Adachi, Kouji, Fierce, Laura, Perring, Anne E., Katich, J. M., Chakrabarty, Rajan K.

“…Pyrocumulonimbus (pyroCb) firestorm systems have been shown to inject significant amounts of black carbon (BC) to the stratosphere with a residence time of…”
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Publisher Correction: Light absorption enhancement of black carbon in a pyrocumulonimbus cloud by Beeler, Payton, Kumar, Joshin, Schwarz, Joshua P., Adachi, Kouji, Fierce, Laura, Perring, Anne E., Katich, J. M., Chakrabarty, Rajan K.

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Adjusting elemental carbon emissions in Northeast Asia using observed surface concentrations of downwind area and simulated contributions by Kang, Yoon-Hee, Son, Kyuwon, Kim, Byeong-Uk, Chang, YuWoon, Kim, Hyun Cheol, Schwarz, Joshua P., Kim, Soontae

“…[Display omitted] •A two-step method to adjust bottom-up EC emissions was developed.•The approach was applied to estimate regional and local EC…”
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Characterization of organic aerosol across the global remote troposphere: a comparison of ATom measurements and global chemistry models by Hodzic, Alma, Campuzano-Jost, Pedro, Bian, Huisheng, Chin, Mian, Colarco, Peter R., Day, Douglas A., Froyd, Karl D., Heinold, Bernd, Jo, Duseong S., Katich, Joseph M., Kodros, John K., Nault, Benjamin A., Pierce, Jeffrey R., Ray, Eric, Schacht, Jacob, Schill, Gregory P., Schroder, Jason C., Schwarz, Joshua P., Sueper, Donna T., Tegen, Ina, Tilmes, Simone, Tsigaridis, Kostas, Yu, Pengfei, Jimenez, Jose L.

“…The spatial distribution and properties of submicron organic aerosol (OA) are among the key sources of uncertainty in our understanding of aerosol effects on…”
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Efficient In‐Cloud Removal of Aerosols by Deep Convection by Yu, Pengfei, Froyd, Karl D., Portmann, Robert W., Toon, Owen B., Freitas, Saulo R., Bardeen, Charles G., Brock, Charles, Fan, Tianyi, Gao, Ru‐Shan, Katich, Joseph M., Kupc, Agnieszka, Liu, Shang, Maloney, Christopher, Murphy, Daniel M., Rosenlof, Karen H., Schill, Gregory, Schwarz, Joshua P., Williamson, Christina

“…Convective systems dominate the vertical transport of aerosols and trace gases. The most recent in situ aerosol measurements presented here show that the…”
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Microphysics-based black carbon aging in a global CTM: constraints from HIPPO observations and implications for global black carbon budget by He, Cenlin, Li, Qinbin, Liou, Kuo-Nan, Qi, Ling, Tao, Shu, Schwarz, Joshua P

“…We develop and examine a microphysics-based black carbon (BC) aerosol aging scheme that accounts for condensation, coagulation, and heterogeneous chemical…”
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Aircraft measurements of black carbon vertical profiles show upper tropospheric variability and stability by Schwarz, Joshua P., Weinzierl, Bernadett, Samset, Bjørn H., Dollner, Maximilian, Heimerl, Katharina, Markovic, Milos Z., Perring, Anne E., Ziemba, Luke

“…We present new data sets of black carbon (BC) aerosol mass mixing ratio (MMR) obtained from aircraft missions over North America, Europe, the Arctic, and the…”
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Aerosol size distributions during the Atmospheric Tomography Mission (ATom): methods, uncertainties, and data products by Brock, Charles A, Williamson, Christina, Kupc, Agnieszka, Froyd, Karl D, Erdesz, Frank, Wagner, Nicholas, Richardson, Matthews, Schwarz, Joshua P, Gao, Ru-Shan, Katich, Joseph M, Campuzano-Jost, Pedro, Nault, Benjamin A, Schroder, Jason C, Jimenez, Jose L, Weinzierl, Bernadett, Dollner, Maximilian, Bui, ThaoPaul, Murphy, Daniel M

“…From 2016 to 2018 a DC-8 aircraft operated by the US National Aeronautics and Space Administration (NASA) made four series of flights, profiling the atmosphere…”
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Light-absorption enhancement of black carbon in the Asian outflow inferred from airborne SP2 and in-situ measurements during KORUS-AQ by Cho, Chaeyoon, Schwarz, Joshua P., Perring, Anne E., Lamb, Kara D., Kondo, Yutaka, Park, Jong-Uk, Park, Do-Hyeon, Shim, Kyuseok, Park, Jin-Soo, Park, Rokjin J., Lee, Meehye, Song, Chang-Keun, Kim, Sang-Woo

“…We investigated the changes in the size distribution, coating thickness, and mass absorption cross-section (MAC) of black carbon (BC) with aging and estimated…”
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