Now showing items 1-20 of 1134

    • The 04 – 10 September 2017 Sun–Earth Connection Events: Solar Flares, Coronal Mass Ejections/Magnetic Clouds, and Geomagnetic Storms 

      Wu, Chin-Chun; Liou, Kan; Lepping, Ronald P.; Hutting, Lynn (Springer Netherlands, 2019-08-23)
      In early September 2017, a series of solar flares and coronal mass ejections (CMEs) erupted from the Sun. The Cor2a coronagraph, a unit of the Sun Earth Connection Coronal and Heliospheric Investigation (SECCHI), onboard ...
    • A 1D fluid model of the Centaurus A jet 

      Wykes, Sarka; Snios, Bradford T.; Nulsen, Paul E. J.; Kraft, Ralph P.; Birkinshaw, Mark; Hardcastle, Martin J.; Worrall, Diana M.; McDonald, Iain; Rejkuba, Marina; Jones, Thomas W.; Stark, David J.; Forman, William R.; Meyer, Eileen T.; Jones, Christine (2018-09-27)
      We implement a steady, one-dimensional flow model for the X-ray jet of Centaurus A in which entrainment of stellar mass loss is the primary cause of dissipation. Using over 260 ks of new and archival Chandra/ACIS data, we ...
    • 2 mm GISMO Observations of the Galactic Center. I. Dust Emission 

      Arendt, Richard G; Staguhn, Johannes; Dwek, Eli; Morris, Mark R; Yusef-Zadeh, Farhad; Benford, Dominic J; Kovacs, Attila; Gonzalez-Quiles, Junellie (The American Astronomical Society, 2019-11-01)
      The Central Molecular Zone (CMZ), covering the inner ∼ 1 ◦ of the Galactic plane has been mapped at 2 mm using the GISMO bolometric camera on the 30 m IRAM telescope. The 2100 resolution maps show abundant emission from ...
    • 2 mm GISMO Observations of the Galactic Center. II. A Nonthermal Filament in the Radio Arc and Compact Sources 

      Staguhn, Johannes; Arendt, Richard G; Dwek, Eli; Morris, Mark R; Yusef-Zadeh, Farhad; Benford, Dominic J; Kovacs, Attila; Gonzalez-Quiles, Junellie (The American Astronomical Society, 2019-11-01)
      We have used the Goddard IRAM 2-Millimeter Observer (GISMO) with the 30 m IRAM telescope to carry out a 2 mm survey of the Galaxy’s central molecular zone (CMZ). These observations detect thermal emission from cold ISM ...
    • The Acidity of Atmospheric Particles and Clouds 

      Pye, Havala O. T.; Nenes, Athanasios; Alexander, Becky; Ault, Andrew P.; Barth, Mary C.; Clegg, Simon L.; Collett, Jeffrey L. Jr.; Fahey, Kathleen M.; Hennigan, Christopher J.; Herrmann, Hartmut; Kanakidou, Maria; Kelly, James T.; Ku, I-Ting; McNeill, V. Faye; Riemer, Nicole; Schaefer, Thomas; Shi, Guoliang; Tilgner, Andreas; Walker, John T.; Wang, Tao; Weber, Rodney; Xing, Jia; Zaveri, Rahul A.; Zuend, Andreas (EGU, 2019-10-18)
      Acidity, defined as pH, is a central component of aqueous chemistry. In the atmosphere, the acidity of condensed phases (aerosol particles, cloud water, and fog droplets) governs the phase partitioning of semi-volatile ...
    • Activity Dependent Modulation of Granule Cell Survival in the Accessory Olfactory Bulb at Puberty 

      Oboti, Livio; Trova, Sara; Schellino, Roberta; Marraudino, Marilena; Harris, Natalie R.; Abiona, Olubukola M.; Stampar, Mojca; Lin, Weihong; Peretto, Paolo (Frontiers Media, 2020-05-23)
      The vomeronasal system (VNS) is specialized in the detection of salient chemical cues triggering social and neuroendocrine responses. Such responses are not always stereotyped, instead, they vary depending on age, sex, and ...
    • Adaptive color vision in Pullosquilla litoralis (Stomatopoda, Lysiosquilloidea) associated with spectral and intensity changes in light environment 

      Cheroske, Alexander G.; Cronin, Thomas W.; Caldwell, Roy L. (The Company of Biologists Ltd, 2002-10-17)
      Some stomatopod crustacean species that inhabit a range of habitat depths have color vision systems that adapt to changes in ambient light conditions. To date, this change in retinal function has been demonstrated in species ...
    • Adaptive Properties of the Genetically Encoded Amino Acid Alphabet Are Inherited from Its Subsets 

      Ilardo, Melissa; Bose, Rudrarup; Meringer, Markus; Rasulev, Bakhtiyor; Grefenstette, Natalie; Stephenson, James; Freeland, Stephen; Gillams, Richard J.; Butch, Christopher J.; Cleaves II, James (natureresearch, 2019-08-28)
      Life uses a common set of 20 coded amino acids (CAAs) to construct proteins. This set was likely canonicalized during early evolution; before this, smaller amino acid sets were gradually expanded as new synthetic, proofreading ...
    • Addressing empathy in intercultural virtual exchange: a preliminary framework 

      Golubeva, Irina; Guntersdorfer, Ivett (Research-Publishing.net, 2020)
      Empathy is widely perceived and understood as an unquestioned component of Intercultural Competence (IC). The authors see the ability to empathise with others and to see their point of view as an important condition for ...
    • Advancements in the Aerosol Robotic Network (AERONET) Version 3 database – automated near-real-time quality control algorithm with improved cloud screening for Sun photometer aerosol optical depth (AOD) measurements 

      Giles, David M.; Sinyuk, Alexander; Sorokin, Mikhail G.; Schafer, Joel S.; Smirnov, Alexander; Slutsker, Ilya; Eck, Thomas F.; Holben, Brent N.; Lewis, Jasper R.; Campbell, James R.; Welton, Ellsworth J.; Korkin, Sergey V.; Lyapustin, Alexei I. (Copernicus Publications on behalf of the European Geosciences Union, 2019-01-11)
      The Aerosol Robotic Network (AERONET) has provided highly accurate, ground-truth measurements of the aerosol optical depth (AOD) using Cimel Electronique Sun–sky radiometers for more than 25 years. In Version 2 (V2) of the ...
    • Advancing an Open Educational Resource Initiative through Collaborative Leadership 

      Durham, Erin; Braxton, Sherri (2020)
      In its examination of initial stages of OER implementation at a mid-size public research institution, this article discusses the collaborative leadership practices developed by the Senior Director of Information Technology ...
    • Advancing the Field of Writing Analytics: Lessons from “Text-as-Data” in the Social Sciences 

      Anson, Ian G.
      The field of writing analytics is currently in a state of growth, redefinition, and refinement. In this essay, I review the trajectory of a related subfield, text-as-data in political science, as a lens through which to ...
    • AeroCom phase III multi-model evaluation of the aerosol life cycle and optical properties using ground- and space-based remote sensing as well as surface in situ observations 

      Gliß, Jonas; Mortier, Augustin; Schulz, Michael; Andrews, Elisabeth; Balkanski, Yves; Bauer, Susanne E.; Benedictow, Anna M. K.; Bian, Huisheng; Checa-Garcia, Ramiro; Chin, Mian; Ginoux, Paul; Griesfeller, Jan J.; Heckel, Andreas; Kipling, Zak; Kirkevåg, Alf; Kokkola, Harri; Laj, Paolo; Sager, Philippe Le; Lund, Marianne Tronstad; Myhre, Cathrine Lund; Matsui, Hitoshi; Myhre, Gunnar; Neubauer, David; Noije, Twan van; North, Peter; Olivié, Dirk J. L.; Rémy, Samuel; Sogacheva, Larisa; Takemura, Toshihiko; Tsigaridis, Kostas; Tsyro, Svetlana G. (Copernicus Publications, 2021-01-06)
      Within the framework of the AeroCom (Aerosol Comparisons between Observations and Models) initiative, the state-of-the-art modelling of aerosol optical properties is assessed from 14 global models participating in the phase ...
    • Aging in Place Changing Socio-ecology and the Power of Kinship on Smith Island, Maryland 

      Rehak, Jana Kopelent (University of Pittsburgh Press, 2019)
      This article examines how the people known as Smith Islanders interact with their environment over the life-course. The purpose of the study is to contribute to a better understanding of aging in a small, rural, coastal ...
    • The Aging of a Clinical Information System 

      Rada, Roy; Finley, Scott (Elsevier, 2004-07-30)
      The senescence of a clinical information system is more likely to have administrative than technical bases. Supporting this claim is a case study of one aging oncology information system. The case study is qualitative, as ...
    • Agricultural fires in the southeastern U.S. during SEAC⁴RS: Emissions of trace gases and particles and evolution of ozone, reactive nitrogen, and organic aerosol 

      Liu, Xiaoxi; Zhang, Y.; Huey, L. G.; Yokelson, R.J.; Wang, Y.; Jimenez, J. L.; Campuzano-Jost, P.; Beyersdorf, A.J.; Blake, D.R.; Choi, Y.; St. Clair, J. M.; Crounse, J.D.; Day, D. A.; Diskin, G.S.; Fried, A.; Hall, S. R.; Hanisco, T. F.; King, L. E.; Meinardi, S.; Mikoviny, T.; Palm, B. B.; Peischl, J.; Perring, A. E.; Pollack, I. B.; Ryerson, T. B.; Sachse, G.; Schwarz, J. P.; Simpson, I. J.; Tanner, D. J.; Thornhill, K. L.; Ullmann, K.; Weber, R. J.; Wennberg, P. O.; Wisthaler, A.; Wolfe, G. M.; Ziemba, L. D. (AGU Pubication, 2016-05-28)
      Emissions from 15 agricultural fires in the southeastern U.S. were measured from the NASA DC‐8 research aircraft during the summer 2013 Studies of Emissions and Atmospheric Composition, Clouds and Climate Coupling by ...
    • Agricultural Landscape Composition Linked with Acoustic Measures of Avian Diversity 

      Dixon, Adam P.; Baker, Matthew E.; Ellis, Erle C. (MDPI, 2020-05-10)
      Measuring, monitoring, and managing biodiversity across agricultural regions depends on methods that can combine high-resolution mapping of landscape patterns with local biodiversity observations. This study explores the ...
    • Airborne measurements of BrO and the sum of HOBr and Br2 over the Tropical West Pacific from 1 to 15 km during the CONvective TRansport of Active Species in the Tropics (CONTRAST) experiment 

      Chen, Dexian; Huey, L. Gregory; Tanner, David J.; Salawitch, Ross J.; Anderson, Daniel C.; Wales, Pamela A.; Pan, Laura L.; Atlas, Elliot L.; Hornbrook, Rebecca S.; Apel, Eric C.; Blake, Nicola J.; Campos, Teresa L.; Donets, Valeria; Flocke, Frank M.; Hall, Samuel R.; Hanisco, Thomas F.; Hills, Alan J.; Honomichl, Shawn B.; Jensen, Jørgen B.; Kaser, Lisa; Montzka, Denise D.; Nicely, Julie M; Reeves, Michael J.; Riemer, Daniel D.; Schauffler, Sue M.; Ullmann, Kirk; Weinheimer, Andrew J.; Wolfe, Glenn M. (AGU Pubication, 2016-10-13)
      A chemical ionization mass spectrometer was used to measure BrO and HOBr + Br₂ over the Tropical West Pacific Ocean within the altitude range of 1 to 15 km, during the CONvective TRansport of Active Species in the Tropics ...
    • Airborne measurements of the atmospheric emissions from a fuel ethanol refinery 

      Gouw, J. A. de; McKeen, S. A.; Aikin, K. C.; Brock, C. A.; Brown, S. S.; Gilman, J. B.; Graus, M.; Hanisco, T.; Holloway, J. S.; Kaiser, J.; Keutsch, F. N.; Lerner, B.M.; Liao, J.; Markovic, M. Z.; Middlebrook, A. M.; Min, K.-E.; Neuman, J. A.; Nowak, J. B.; Peischl, J.; Pollack, I. B.; Roberts, J. M.; Ryerson, T. B.; Trainer, M.; Veres, P. R.; Warneke, C.; Welti, A.; Wolfe, G. M. (AGU Pubication, 2015-04-08)
      Ethanol made from corn now constitutes approximately 10% of the fuel used in gasoline vehicles in the U.S. The ethanol is produced in over 200 fuel ethanol refineries across the nation. We report airborne measurements ...
    • Airborne measurements of western U.S. wildfire emissions: Comparison with prescribed burning and air quality implications 

      Liu, Xiaoxi; Huey, L. Gregory; Yokelson, Robert J.; Selimovic, Vanessa; Simpson, Isobel J.; Müller, Markus; Jimenez, Jose L.; Campuzano‐Jost, Pedro; Beyersdorf, Andreas J.; Blake, Donald R.; Zachary, Butterfield; Choi, Yonghoon; Crounse, John D.; Day, Douglas A.; Diskin, Glenn S.; Dubey, Manvendra K.; Edward, Fortner; Hanisco, Thomas F.; Hu, Weiwei; King, Laura E.; Kleinman, Lawrence; Meinardi, Simone; Mikoviny, Tomas; Onasch, Timothy B.; Palm, Brett B.; Peischl, Jeff; Pollack, Ilana B.; Ryerson, Thomas B.; Sachse, Glen W.; Sedlacek, Arthur J.; Shilling, John E.; Springston, Stephen; St. Clair, Jason M.; Tanner, David J.; Teng, Alexander P.; Wennberg, Paul O.; Wisthaler, Armin; Wolfe, Glenn M. (AGU Pubication, 2017-06-14)
      Wildfires emit significant amounts of pollutants that degrade air quality. Plumes from three wildfires in the western U.S. were measured from aircraft during the Studies of Emissions and Atmospheric Composition, Clouds and ...