Now showing items 1059-1078 of 1343

    • Sea Spray Aerosol (SSA) as a Source of Perfluoroalkyl Acids (PFAAs) to the Atmosphere: Field Evidence from Long-Term Air Monitoring 

      Sha, Bo; Johansson, Jana H.; Tunved, Peter; Bohlin-Nizzetto, Pernilla; Cousins, Ian T.; Salter, Matthew E. (Peer reviewed; Journal article, 2021)
      The effective enrichment of perfluoroalkyl acids (PFAAs) in sea spray aerosols (SSA) demonstrated in previous laboratory studies suggests that SSA is a potential source of PFAAs to the atmosphere. In order to investigate ...
    • Seasonal and latitudinal variability in the atmospheric concentrations of cyclic volatile methyl siloxanes in the Northern Hemisphere 

      Wania, Frank; Warner, Nicholas Alexander; McLachlan, Michael S; Durham, Jeremy; Lei, Ying Duan; Xu, Shihe (Peer reviewed; Journal article, 2023)
      Field data from two latitudinal transects in Europe and Canada were gathered to better characterize the atmospheric fate of three cyclic methylsiloxanes (cVMSs), i.e., octamethyl-cyclotetrasiloxane (D4), decamethylcyclop ...
    • Seasonal variability of atmospheric nitrogen oxides and non-methane hydrocarbons at the GEOSummit station, Greenland 

      Kramer, L.J; Helmig, Detlev; Burkhart, John; Stohl, Andreas; Oltmans, S.; Honrath, Richard E. (Journal article; Peer reviewed, 2015)
    • Seasonal Variation of Wet Deposition of Black Carbon at Ny-Ålesund, Svalbard 

      Mori, Tatsuhiro; Kondo, Yutaka; Ohata, Sho; Goto-Azuma, Kumiko; Fukuda, Kaori; Ogawa-Tsukagawa, Yoshimi; Moteki, Nobuhiro; Yoshida, Atsushi; Koike, Makoto; Sinha, P. R.; Oshima, Naga; Matsui, Hitoshi; Tobo, Yutaka; Yabuki, Masanori; Aas, Wenche (Peer reviewed; Journal article, 2021)
      Black carbon (BC) aerosol deposited in and onto Arctic snow increases the snow's absorption of solar radiation and accelerates snowmelt. Concentrations of BC in the Arctic atmosphere and snow are controlled by wet deposition; ...
    • Seasonality of aerosol optical properties in the Arctic 

      Schmeisser, Lauren; Backman, John; Ogren, John A.; Andrews, Elisabeth; Asmi, Eija; Starkweather, Sandra; Uttal, Taneil; Fiebig, Markus; Sharma, Sangeeta; Eleftheriadis, Kostas; Vratolis, Stergios; Bergin, Michael; Tunved, Peter; Jefferson, Anne (Journal article; Peer reviewed, 2018)
      Given the sensitivity of the Arctic climate to short-lived climate forcers, long-term in situ surface measurements of aerosol parameters are useful in gaining insight into the magnitude and variability of these climate ...
    • Seasonality of the particle number concentration and size distribution: a global analysis retrieved from the network of Global Atmosphere Watch (GAW) near-surface observatories 

      Rose, Clemence; Coen, Martine Collaud; Andrews, Elisabeth; Lin, Yong; Bossert, Isaline; Myhre, Cathrine Lund; Tuch, Thomas; Wiedensohler, Alfred; Fiebig, Markus; Aalto, Pasi; Alastuey, Andrés; Alonso-Blanco, Elisabeth; Andrade, Marcos; Artiñano, Begoña; Arsov, Todor; Baltensperger, Urs; Bastian, Susanne; Bath, Olaf; Beukes, Johan Paul; Brem, Benjamin T.; Bukowiecki, Nicolas; Casquero-Vera, Juan Andres; Conil, Sébastien; Eleftheriadis, Konstantinos; Favez, Olivier; Flentje, Harald; Gini, Maria I.; Gómez-Moreno, Francisco Javier; Gysel-Beer, Martin; Hallar, Anna Gannet; Kalapov, Ivo; Kalivitis, Nikos; Kasper-Giebl, Anne; Keywood, Melita; Kim, Jeong Eun; Kim, Sang-Woo; Kristensson, Adam; Kulmala, Markku; Lihavainen, Heikki; Lin, Neng-Huei; Lyamani, Hassan; Marinoni, Angela; Dos Santos, Sebastiao Martins; Mayol-Bracero, Olga; Meinhardt, Frank; Merkel, Maik; Metzger, Jean-Marc; Mihalopoulos, Nikolaos; Ondráček, Jakub; Pandolfi, Marco; Pérez, Noemi; Petäjä, Tuukka; Petit, Jean-Eudes; Picard, David; Pichon, Jean-Marc; Pont, Veronique; Putaud, Jean-Philippe; Reisen, Fabienne; Sellegri, Karine; Sharma, Sangeeta; Schauer, Gerhard; Sheridan, Patrick; Sherman, James Patrick; Schwerin, Andreas; Sohmer, Ralf; Sorribas, Mar; Sun, Junying; Tulet, Pierre; Vakkari, Ville; van Zyl, Pieter Gideon; Velarde, Fernando; Villani, Paolo; Vratolis, Stergios; Wagner, Zdenek; Wang, Sheng-Hsiang; Weinhold, Kay; Weller, Rolf; Yela, Margarita; Ždímal, Vladimir; Laj, Paolo G. (Peer reviewed; Journal article, 2021)
      Aerosol particles are a complex component of the atmospheric system which influence climate directly by interacting with solar radiation, and indirectly by contributing to cloud formation. The variety of their sources, as ...
    • Semidiurnal nonmigrating tides in low-latitude lower thermospheric NO: A climatology based on 20 years of Odin/SMR measurements 

      Grieco, Francesco; Orsolini, Yvan Joseph Georges Emile G.; Pérot, Kristell (Peer reviewed; Journal article, 2023)
      The Sub-Millimetre Radiometer (SMR) on board the Odin satellite provides almost 20 years of nitric oxide (NO) measurements in the mesosphere and lower thermosphere (MLT) at equatorial crossing local solar times (LSTs) of ...
    • SensEURCity: A multi-city air quality dataset collected for 2020/2021 using open low-cost sensor systems 

      Van Poppel, Martine; Schneider, Philipp; Peters, Jan; Yatkin, Sinan; Gerboles, Michel; Matheeussen, Christina; Bartonova, Alena; Davila, Silvije; Signorini, Marco; Vogt, Matthias; Dauge, Franck Rene; Skaar, Jøran Solnes; Haugen, Rolf (Peer reviewed; Journal article, 2023)
      Low-cost air quality sensor systems can be deployed at high density, making them a significant candidate of complementary tools for improved air quality assessment. However, they still suffer from poor or unknown data ...
    • Sensitivity of summer 2-m temperature to sea ice conditions 

      Benestad, R.E.; Senan, R.; Balmaseda, M; Ferranti, L; Orsolini, Yvan; Melsom, A. (Journal article; Peer reviewed, 2011)
    • Separation of ash and sulfur dioxide during the 2011 Grímsvötn eruption 

      Moxnes, Eldbjørg Dirdal; Kristiansen, Nina Iren; Stohl, Andreas; Clarisse, Lieven; Durant, Adam; Weber, Konradin; Vogel, Andreas (Journal article; Peer reviewed, 2014)
    • SEVIRI Aerosol Optical Depth Validation Using AERONET and Intercomparison with MODIS in Central and Eastern Europe 

      Ajtai, Nicolae; Mereuta, Alexandru; Stefanie, Horatiu; Radovici, Andrei; Botezan, Camelia; Zawadzka-Manko, Olga; Stachlewska, Iwona S.; Stebel, Kerstin; Zehner, Claus (Peer reviewed; Journal article, 2021)
      This paper presents the validation results of Aerosol Optical Depth (AOD) retrieved from the Spinning Enhanced Visible Infrared Radiometer (SEVIRI) data using the near-real-time algorithm further developed in the frame of ...
    • Sheath formation time for spherical Langmuir probes 

      Kjølerbakken, Kai Morgan; Miloch, Wojciech Jacek; Røed, Ketil (Peer reviewed; Journal article, 2023)
      The formation time of the surrounding sheath of Langmuir probes in an ionospheric plasma has been studied to better understand the constraints this puts on the sampling frequency of a probe. A fully kinetic three-dimensional ...
    • SHIPMATE - Ship traffic particulate matter emissions. Final project report. 

      Lopez-Aparicio, Susana; Karl, Matthias; Leck, Caroline; Bäcklund, Are (NILU report;1/2016, Research report, 2016)
      In the SHIPMATE project, we have carried out measurements of a large number of pollutants and aerosol components at the Mt. Zeppelin observatory during 2014 and 2015, with focus on the summer period (April to September). ...
    • Shipping emissions in a Nordic port: Assessment of mitigation strategies 

      Lopez-Aparicio, Susana; Tønnesen, Dag Arild; Thompson, Rona Louise; Thanh, The Nguyen; Neilson, Heidi (Journal article; Peer reviewed, 2017)
    • Siberian Arctic black carbon sources constrained by model and observation 

      Winiger, Patrik; Andersson, August; Eckhardt, Sabine; Stohl, Andreas; Semiletov, Igor P.; Dudarev, Oleg V.; Charkin, Alexander; Shakhova, Natalia; Klimont, Zbigniew; Heyes, Chris; Gustafsson, Örjan (Journal article; Peer reviewed, 2017)
    • Siberian Arctic black carbon: gas flaring and wildfire impact 

      Popovicheva, Olga; Evangeliou, Nikolaos; Kobelev, Vasily O.; Chichaeva, M. A.; Eleftheriadis, Konstantinos; Gregorič, Asta; Kasimov, Nikolay (Peer reviewed; Journal article, 2022)
      As explained in the latest Arctic Monitoring and Assessment Programme (AMAP) report released in early 2021, the Arctic has warmed 3 times more quickly than the planet as a whole, as well as faster than previously thought. ...
    • Simulated and projected relationship between the East Asian winter monsoon and winter Arctic Oscillation in CMIP5 models 

      Li, Shuo; He, Shengping; Li, Fei; Wang, Huijun (Journal article; Peer reviewed, 2018)
      Interdecadal change in the relationship between the East Asian winter monsoon (EAWM) and the Arctic Oscillation (AO) has been documented by many studies. This study, utilizing the model outputs from phase 5 of the Coupled ...
    • Simulating CH4 and CO2 over South and East Asia using the zoomed chemistry transport model LMDz-INCA 

      Lin, Xin; Ciais, Philippe; Bousquet, Philippe; Ramonet, Michel; Yin, Yi; Balkanski, Yves; Cozic, Anne; Delmotte, Marc; Evangeliou, Nikolaos; Indira, Nuggehalli K.; Locatelli, Robin; Peng, Shushi; Piao, Shilong; Saunois, Marielle; Swathi, Panangady S.; Wang, Rong; Yver-Kwok, Camille; Tiwari, Yogesh K.; Zhou, Lingxi (Journal article; Peer reviewed, 2018)
      The increasing availability of atmospheric measurements of greenhouse gases (GHGs) from surface stations can improve the retrieval of their fluxes at higher spatial and temporal resolutions by inversions, provided that ...
    • Simulation of SEVIRI infrared channels: a case study from the Eyjafjallajokull April/May 2010 eruption 

      Kylling, Arve; Buras, R.; Eckhardt, Sabine; Emde, C.; Mayer, B.; Stohl, Andreas (Journal article; Peer reviewed, 2013)
    • Simulations of Sky Radiances in Red and Blue Channels at Various Aerosol Conditions Using Radiative Transfer Modeling 

      Giannaklis, Christos-Panagiotis; Logothetis, Stavros-Andreas; Salamalikis, Vasileios; Tzoumanikas, Panagiotis; Katsidimas, Konstantinos; Kazantzidis, Andreas (Journal article, 2023)
      We conducted a theoretical analysis of the relationship between red-to-blue (RBR) color intensities and aerosol optical properties. RBR values are obtained by radiative transfer simulations of diffuse sky radiances. Changes ...