Search Results - "Detmers, R. G"

Anomalous carbon uptake in Australia as seen by GOSAT by Detmers, R. G., Hasekamp, O., Aben, I., Houweling, S., van Leeuwen, T. T., Butz, A., Landgraf, J., Köhler, P., Guanter, L., Poulter, B.

“…One of the unanswered questions of climate change is how the biospheric uptake of carbon responds to events such as droughts and floods. Especially, semiarid…”
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Biomass burning fuel consumption rates: a field measurement database by van Leeuwen, T. T, van der Werf, G. R, Hoffmann, A. A, Detmers, R. G, Rücker, G, French, N. H. F, Archibald, S, Carvalho Jr., J. A, Cook, G. D, de Groot, W. J, Hély, C, Kasischke, E. S, Kloster, S, McCarty, J. L, Pettinari, M. L, Savadogo, P, Alvarado, E. C, Boschetti, L, Manuri, S, Meyer, C. P, Siegert, F, Trollope, L. A, Trollope, W. S. W

“…Landscape fires show large variability in the amount of biomass or fuel consumed per unit area burned. Fuel consumption (FC) depends on the biomass available…”
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XMM-Newton X-ray and Ultraviolet Observations of the Fast Nova V2491 Cyg during the Supersoft Source Phase by Ness, J.-U, Osborne, J. P, Dobrotka, A, Page, K. L, Drake, J. J, Pinto, C, Detmers, R. G, Schwarz, G, Bode, M. F, Beardmore, A. P, Starrfield, S, Hernanz, M, Sala, G, Krautter, J, Woodward, C. E

“…Two XMM-Newton observations of the fast classical nova V2491 Cyg were carried out in short succession on days 39.93 and 49.62 after discovery, during the…”
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Satellite-derived methane hotspot emission estimates using a fast data-driven method by Buchwitz, Michael, Schneising, Oliver, Reuter, Maximilian, Heymann, Jens, Krautwurst, Sven, Bovensmann, Heinrich, Burrows, John P, Boesch, Hartmut, Parker, Robert J, Somkuti, Peter, Detmers, Rob G, Hasekamp, Otto P, Aben, Ilse, Butz, André, Frankenberg, Christian, Turner, Alexander J

“…Methane is an important atmospheric greenhouse gas and an adequate understanding of its emission sources is needed for climate change assessments, predictions,…”
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Global satellite observations of column-averaged carbon dioxide and methane: The GHG-CCI XCO2 and XCH4 CRDP3 data set by Buchwitz, M., Reuter, M., Schneising, O., Hewson, W., Detmers, R.G., Boesch, H., Hasekamp, O.P., Aben, I., Bovensmann, H., Burrows, J.P., Butz, A., Chevallier, F., Dils, B., Frankenberg, C., Heymann, J., Lichtenberg, G., De Mazière, M., Notholt, J., Parker, R., Warneke, T., Zehner, C., Griffith, D.W.T., Deutscher, N.M., Kuze, A., Suto, H., Wunch, D.

“…Carbon dioxide (CO2) and methane (CH4) are the two most important greenhouse gases emitted by mankind. Better knowledge of the surface sources and sinks of…”
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Computation and analysis of atmospheric carbon dioxide annual mean growth rates from satellite observations during 2003–2016 by Buchwitz, Michael, Reuter, Maximilian, Schneising, Oliver, Noël, Stefan, Gier, Bettina, Bovensmann, Heinrich, Burrows, John P., Boesch, Hartmut, Anand, Jasdeep, Parker, Robert J., Somkuti, Peter, Detmers, Rob G., Hasekamp, Otto P., Aben, Ilse, Butz, André, Kuze, Akihiko, Suto, Hiroshi, Yoshida, Yukio, Crisp, David, O'Dell, Christopher

“…The growth rate of atmospheric carbon dioxide (CO2) reflects the net effect of emissions and uptake resulting from anthropogenic and natural carbon sources and…”
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Simultaneous XMM-Newton and HST-COS observation of 1H0419-577: the absorbing and emitting ionized gas by Di Gesu, L, Costantini, E, Arav, N, Borguet, B, Detmers, R. G, Ebrero, J, Edmonds, D, Kaastra, J. S, Piconcelli, E, Verbunt, F

“…In this paper we analyze the X-ray, UV and optical data of the Seyfert 1.5 galaxy 1H0419-577, with the aim of detecting and studying an ionized-gas outflow…”
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AGN outflow feedback: Constraints from variability by Detmers, R. G, Kaastra, J. S

“…We present an overview on how variability can be used to constrain the location of the ionized outflow in nearby Active Galactic Nuclei using high-resolution…”
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X-ray narrow line region variability as a geometry probe: The case of NGC 5548 by Detmers, R. G, Kaastra, J. S, McHardy, I. M

“…We study the long time scale variability of the gas responsible for the X-ray narrow emission lines in the Seyfert 1 galaxy NGC 5548, in order to constrain the…”
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Gamma-Ray Bursts from tidally spun-up Wolf-Rayet stars? by Detmers, R. G, Langer, N, Podsiadlowski, Ph, Izzard, R. G

“…The collapsar model requires rapidly rotating Wolf-Rayet stars as progenitors of long gamma-ray bursts. However, Galactic Wolf-Rayet stars rapidly lose angular…”
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The outflow in Mrk 509: A method to calibrate XMM-Newton EPIC-pn and RGS by Detmers, R. G, Kaastra, J. S, Costantini, E, Verbunt, F, Cappi, M, de Vries, C

“…We have analyzed three XMM-Newton observations of the Seyfert 1 galaxy Mrk 509, with the goal to detect small variations in the ionized outflow properties…”
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Multiwavelength Campaign on Mrk 509 X. Lower limit on the distance of the absorber from HST COS and STIS spectroscopy by Arav, N, Edmonds, D, Borguet, B, Kriss, G. A, Kaastra, J. S, Behar, E, Bianchi, S, Cappi, M, Costantini, E, Detmers, R. G, Ebrero, J, Mehdipour, M, Paltani, S, Petrucci, P. O, Pinto, C, Ponti, G, Steenbrugge, K. C, de Vries, C. P

“…A&A, 2012 Active Galactic Nuclei often show evidence of photoionized outflows. A major uncertainty in models for these outflows is the distance ($R$) to the…”
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Multiwavelength campaign on Mrk 509 VIII. Location of the X-ray absorber by Kaastra, J. S, Detmers, R. G, Mehdipour, M, Arav, N, Behar, E, Bianchi, S, Branduardi-Raymont, G, Cappi, M, Costantini, E, Ebrero, J, Kriss, G. A, Paltani, S, Petrucci, P. -O, Pinto, C, Ponti, G, Steenbrugge, K. C, de Vries, C. P

“…The bright Seyfert 1 galaxy Mrk 509 was monitored by XMM-Newton and other satellites in 2009 to constrain the location of the outflow. We have studied the…”
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XMM-Newton RGS observation of the warm absorber in Mrk 279 by Ebrero, J, Costantini, E, Kaastra, J. S, Detmers, R. G, Arav, N, Kriss, G. A, Korista, K. T, Steenbrugge, K. C

“…The Seyfert 1 galaxy Mrk 279 was observed by XMM-Newton in November 2005 in three consecutive orbits, showing significant short-scale variability (average soft…”
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Multiwavelength campaign on Mrk 509 VII. Relative abundances of the warm absorber by Steenbrugge, K. C, Kaastra, J. S, Detmers, R. G, Ebrero, J, Ponti, G, Costantini, E, Kriss, G. A, Mehdipour, M, Pinto, C, Branduardi-Raymont, G, Behar, E, Arav, N, Cappi, M, Bianchi, S, Petrucci, P. -O, Ratti, E. M, Holczer, T

“…Context. The study of abundances in the nucleus of active galaxies allows us to investigate the evolution of abundance by comparing local and higher redshift…”
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Multiwavelength campaign on Mrk 509. II. Analysis of high-quality Reflection Grating Spectrometer spectra by Kaastra, J. S, de Vries, C. P, Steenbrugge, K. C, Detmers, R. G, Ebrero, J, Behar, E, Bianchi, S, Costantini, E, Kriss, G. A, Mehdipour, M, Paltani, S, Petrucci, P. -O, Pinto, C, Ponti, G

“…We study the bright Seyfert 1 galaxy Mrk~509 with the Reflection Grating Spectrometers (RGS) of XMM-Newton using the RGS multi-pointing mode of XMM-Newton for…”
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Multiwavelength campaign on Mrk 509. III. The 600 ks RGS spectrum: unravelling the inner region of an AGN by Detmers, R. G, Kaastra, J. S, Steenbrugge, K. C, Ebrero, J, Kriss, G. A, Arav, N, Behar, E, Costantini, E, Branduardi-Raymont, G, Mehdipour, M, Bianchi, S, Cappi, M, Petrucci, P. -O, Pinto, C, Ratti, E. M, Holczer, T

“…We present the results of our 600 ks RGS observation as part of the multiwavelength campaign on Mrk 509. The very high quality of the spectrum allows us to…”
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Multiwavelength campaign on Mrk 509. V. Chandra-LETGS observation of the ionized absorber by Ebrero, J, Kriss, G. A, Kaastra, J. S, Detmers, R. G, Steenbrugge, K. C, Costantini, E, Arav, N, Bianchi, S, Cappi, M, Branduardi-Raymont, G, Mehdipour, M, Petrucci, P. -O, Pinto, C, Ponti, G

“…We present here the results of a 180 ks Chandra-LETGS observation as part of a large multi-wavelength campaign on Mrk 509. We study the warm absorber in Mrk…”
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Multiwavelength campaign on Mrk 509. VI. HST/COS observations of the far-ultraviolet spectrum by Kriss, G. A, Arav, N, Kaastra, J. S, Ebrero, J, Pinto, C, Borguet, B, Edmonds, D, Costantini, E, Steenbrugge, K. C, Detmers, R. G, Behar, E, Bianchi, S, Blustin, A. J, Branduardi-Raymont, G, Cappi, M, Mehdipour, M, Petrucci, P, Ponti, G

“…We present medium resolution (R~20,000) HST/COS ultraviolet spectra covering 1155-1760 A of the Seyfert 1 Mrk 509 obtained simultaneously with a Chandra/LETGS…”
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XMM-Newton X-ray and UV observations of the fast nova V2491 Cyg during the supersoft source phase by Ness, J. -U, Osborne, J. P, Dobrotka, A, Page, K. L, Drake, J. J, Pinto, C, Detmers, R. G, Schwarz, G, Bode, M. F, Beardmore, A. P, Starrfield, S, Hernanz, M, Sala, G, Krautter, J, Woodward, C. E

“…ApJ 733, 70N (2011) Two XMM observations of the fast classical nova V2491Cyg were carried out on days 39.93 and 49.62 after discovery, during the supersoft…”
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