Search Results - "Köhler, P"

OCO-2 advances photosynthesis observation from space via solar-induced chlorophyll fluorescence by Sun, Y., Frankenberg, C., Wood, J. D., Schimel, D. S., Jung, M., Guanter, L., Drewry, D. T., Verma, M., Porcar-Castell, A., Griffis, T. J., Gu, L., Magney, T. S., Köhler, P., Evans, B., Yuen, K.

“…Quantifying gross primary production (GPP) remains a major challenge in global carbon cycle research. Spaceborne monitoring of solar-induced chlorophyll…”
Get full text

A linear method for the retrieval of sun-induced chlorophyll fluorescence from GOME-2 and SCIAMACHY data by Köhler, P, Guanter, L, Joiner, J

“…Global retrievals of near-infrared sun-induced chlorophyll fluorescence (SIF) have been achieved in the last few years by means of a number of space-borne…”
Get full text

Marine radiocarbon reservoir age simulations for the past 50,000 years by Butzin, M., Köhler, P., Lohmann, G.

“…Radiocarbon (14C) dating calibration for the last glacial period largely relies on cross‐dated marine 14C records. However, marine reservoirs are isotopically…”
Get full text

On the Cause of the Mid‐Pleistocene Transition by Berends, C. J., Köhler, P., Lourens, L. J., Wal, R. S. W.

“…The Mid‐Pleistocene Transition (MPT), where the Pleistocene glacial cycles changed from 41 to ∼100 kyr periodicity, is one of the most intriguing unsolved…”
Get full text

A framework for harmonizing multiple satellite instruments to generate a long-term global high spatial-resolution solar-induced chlorophyll fluorescence (SIF) by Wen, J., Köhler, P., Duveiller, G., Parazoo, N.C., Magney, T.S., Hooker, G., Yu, L., Chang, C.Y., Sun, Y.

“…Several decade-long satellite retrievals of solar-induced chlorophyll fluorescence (SIF) have become available during the past few years, but understanding the…”
Get full text

Assessment of Nucleobase Protomeric and Tautomeric States in Nucleic Acid Structures for Interaction Analysis and Structure-Based Ligand Design by Kersten, Christian, Archambault, Philippe, Köhler, Luca P.

“…With increasing interest in RNA as a therapeutic and a potential target, the role of RNA structures has become more important. Even slight changes in…”
Get full text

Radiocarbon constraints on the extent and evolution of the South Pacific glacial carbon pool by Ronge, T. A., Tiedemann, R., Lamy, F., Köhler, P., Alloway, B. V., De Pol-Holz, R., Pahnke, K., Southon, J., Wacker, L.

“…During the last deglaciation, the opposing patterns of atmospheric CO 2 and radiocarbon activities (Δ 14 C) suggest the release of 14 C-depleted CO 2 from old…”
Get full text

Potential of the TROPOspheric Monitoring Instrument (TROPOMI) onboard the Sentinel-5 Precursor for the monitoring of terrestrial chlorophyll fluorescence by Guanter, L, Aben, I, Tol, P, Krijger, J. M, Hollstein, A, Köhler, P, Damm, A, Joiner, J, Frankenberg, C, Landgraf, J

“…Global monitoring of sun-induced chlorophyll fluorescence (SIF) is improving our knowledge about the photosynthetic functioning of terrestrial ecosystems. The…”
Get full text

COVID-19 in cancer patients: clinical characteristics and outcome—an analysis of the LEOSS registry by Rüthrich, Maria Madeleine, Giessen-Jung, C., Borgmann, S., Classen, A. Y., Dolff, S., Grüner, B., Hanses, F., Isberner, N., Köhler, P., Lanznaster, J., Merle, U., Nadalin, S., Piepel, C., Schneider, J., Schons, M., Strauss, R., Tometten, L., Vehreschild, J. J., von Lilienfeld-Toal, M., Beutel, G., Wille, K.

“…Introduction Since the early SARS-CoV-2 pandemic, cancer patients have been assumed to be at higher risk for severe COVID-19. Here, we present an analysis of…”
Get full text

Making sense of palaeoclimate sensitivity by PROJECT MEMBERS, Palaeosens

“…Considerable confusion exists as to the most likely value of climate sensitivity; by proposing a consistent framework for analysing and synthesizing research…”
Get full text

Synchronous Change of Atmospheric CO2and Antarctic Temperature During the Last Deglacial Warming by Parrenin, F., Masson-Delmotte, V., Köhler, P., Raynaud, D., Paillard, D., Schwander, J., Barbante, C., Landais, A., Wegner, A., Jouzel, J.

“…Understanding the role of atmospheric CO 2 during past climate changes requires clear knowledge of how it varies in time relative to temperature. Antarctic ice…”
Get full text

Radiocarbon: A key tracer for studying Earth's dynamo, climate system, carbon cycle, and Sun by Heaton, T J, Bard, E, Bronk Ramsey, C, Butzin, M, Köhler, P, Muscheler, R, Reimer, P J, Wacker, L

“…Radiocarbon ( C), as a consequence of its production in the atmosphere and subsequent dispersal through the carbon cycle, is a key tracer for studying the…”
Get full text

Modeling Global Vegetation Gross Primary Productivity, Transpiration and Hyperspectral Canopy Radiative Transfer Simultaneously Using a Next Generation Land Surface Model—CliMA Land by Wang, Y., Braghiere, R. K., Longo, M., Norton, A. J., Köhler, P., Doughty, R., Yin, Y., Bloom, A. A., Frankenberg, C.

“…Recent progress in satellite observations has provided unprecedented opportunities to monitor vegetation activity at global scale. However, a major challenge…”
Get full text

Effects of elevated CO2 on grain yield and quality of wheat: results from a 3-year free-air CO2 enrichment experiment by Högy, P., Wieser, H., Köhler, P., Schwadorf, K., Breuer, J., Franzaring, J., Muntifering, R., Fangmeier, A.

“…Spring wheat (Triticum aestivum L. cv. TRISO) was grown for three consecutive seasons in a free‐air carbon dioxide (CO2) enrichment (FACE) field experiment in…”
Get full text

Towards ground-truthing of spaceborne estimates of above-ground life biomass and leaf area index in tropical rain forests by Köhler, P., Huth, A.

“…The canopy height h of forests is a key variable which can be obtained using air- or spaceborne remote sensing techniques such as radar interferometry or…”
Get full text

Sustained Nonphotochemical Quenching Shapes the Seasonal Pattern of Solar‐Induced Fluorescence at a High‐Elevation Evergreen Forest by Raczka, Brett, Porcar‐Castell, A., Magney, T., Lee, J. E., Köhler, P., Frankenberg, C., Grossmann, K., Logan, B. A., Stutz, J., Blanken, P. D., Burns, S. P., Duarte, H., Yang, X., Lin, J. C., Bowling, D. R.

“…Traditional methods of carbon monitoring in mountainous regions are challenged by complex terrain. Recently, solar‐induced fluorescence (SIF) has been found to…”
Get full text

On the state dependency of the equilibrium climate sensitivity during the last 5 million years by Köhler, P, de Boer, B, von der Heydt, A. S, Stap, L. B, van de Wal, R. S. W

“…It is still an open question how equilibrium warming in response to increasing radiative forcing – the specific equilibrium climate sensitivity S – depends on…”
Get full text

Management of an adult patient with sickle cell disease and acute chest syndrome by veno-venous extracorporeal membrane oxygenation by Al-Sawaf, O., Köhler, P., Eichenauer, D. A., Böll, B., Kochanek, M., Shimabukuro-Vornhagen, A.

Get full text

Reconstruction of a continuous high-resolution CO 2 record over the past 20 million years by van de Wal, R. S. W., de Boer, B., Lourens, L. J., Köhler, P., Bintanja, R.

“…The gradual cooling of the climate during the Cenozoic has generally been attributed to a decrease in CO2 concentration in the atmosphere. The lack of…”
Get full text

Reconstruction of a continuous high-resolution CO2 record over the past 20 million years by de Wal, R S. W. van, de Boer, B, Lourens, L J, Köhler, P, Bintanja, R

“…The gradual cooling of the climate during the Cenozoic has generally been attributed to a decrease in CO2 concentration in the atmosphere. The lack of…”
Get full text