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• Redistribution of total reactive nitrogen in the lowermost Arctic stratosphere during the cold winter 2015/2016.

  Authors:Helmut Ziereis, Peter Hoor, Jens-Uwe Grooß, Andreas Zahn, Greta Stratmann, Paul Stock, et al.From:Atmospheric Chemistry and Physics (Vol. 22, Issue 5) Peer-Reviewed

  Mar. 17, 2022480 words Article During winter 2015/2016, the Arctic stratosphere was characterized by extraordinarily low temperatures in connection with a very strong polar vortex and with the occurrence of extensive polar stratospheric clouds. From...

• Instant classification for the spatially-coded BCI.

  Authors:Alexander Maÿe, Raika Rauterberg, and Andreas K. EngelFrom:PLoS ONE (Vol. 17, Issue 4) Peer-Reviewed

  Apr. 28, 20225,570 words Report 1420LThe spatially-coded SSVEP BCI exploits changes in the topography of the steady-state visual evoked response to visual flicker stimulation in the extrafoveal field of view. In contrast to frequency-coded SSVEP BCIs, the...

• Preparatory delta phase response is correlated with naturalistic speech comprehension performance.

  Authors:Jiawei Li, Bo Hong, Guido Nolte, Andreas K. Engel, and Dan ZhangFrom:Cognitive Neurodynamics (Vol. 16, Issue 2) Peer-Reviewed

  Apr. 2022279 words Report, Brief articl...

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• Comparison of inorganic chlorine in the Antarctic and Arctic lowermost stratosphere by separate late winter aircraft measurements.

  Authors:Markus Jesswein, Heiko Bozem, Hans-Christoph Lachnitt, Peter Hoor, Thomas Wagenhäuser, Timo Keber, et al.From:Atmospheric Chemistry and Physics (Vol. 21, Issue 23) Peer-Reviewed

  Nov. 29, 2021388 words Brief article Stratospheric inorganic chlorine (Cl.sub.y) is predominantly released from long-lived chlorinated source gases and, to a small extent, very short-lived chlorinated substances. Cl.sub.y includes the reservoir species (HCl...

• Cloud-scale modelling of the impact of deep convection on the fate of oceanic bromoform in the troposphere: a case study over the west coast of Borneo.

  Authors:Paul D. Hamer, Virginie Marécal, Ryan Hossaini, Michel Pirre, Gisèle Krysztofiak, Franziska Ziska, et al.From:Atmospheric Chemistry and Physics (Vol. 21, Issue 22) Peer-Reviewed

  Nov. 23, 2021446 words Case study This paper presents a modelling study on the fate of CHBr.sub.3 and its product gases in the troposphere within the context of tropical deep convection. A cloud-scale case study was conducted along the west coast of...

• Organic and inorganic bromine measurements around the extratropical tropopause and lowermost stratosphere: insights into the transport pathways and total bromine.

  Authors:Meike K. Rotermund, Vera Bense, Martyn P. Chipperfield, Andreas Engel, Jens-Uwe Grooß, Peter Hoor, et al.From:Atmospheric Chemistry and Physics (Vol. 21, Issue 20) Peer-Reviewed

  Oct. 15, 2021463 words Article We report on measurements of total bromine (Br.sup.tot) in the upper troposphere and lower stratosphere taken during 15 flights with the German High Altitude and LOng range research aircraft (HALO). The research campaign...

• Evidence of a recent decline in UK emissions of hydrofluorocarbons determined by the InTEM inverse model and atmospheric measurements.

  Authors:Alistair J. Manning, Alison L. Redington, Daniel Say, Simon O'Doherty, Dickon Young, Peter G. Simmonds, et al.From:Atmospheric Chemistry and Physics (Vol. 21, Issue 16) Peer-Reviewed

  Aug. 27, 2021424 words Article National greenhouse gas inventories (GHGIs) are submitted annually to the United Nations Framework Convention on Climate Change (UNFCCC). They are estimated in compliance with Intergovernmental Panel on Climate Change...

• The three-dimensional structure of aquaporin-1

  Authors:Thomas Walz, Teruhisa Hirai, Kazuyoshi Murata, J. Bernard Heymann, Kaoru Mitsuoka, Yoshinori Fujiyoshi, et al.From:Nature (Vol. 387, Issue 6633) Peer-Reviewed

  June 5, 199769 words Article

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• POLSTRACC: Airborne Experiment for Studying the Polar Stratosphere in a Changing Climate with the High Altitude and Long Range Research Aircraft (HALO): The POLSTRACC mission provided a wealth of data on the structure and comparison of the Arctic lower-most stratosphere and upper troposphere during the extraordinarily cold winter 2015/16.

  Authors:Hermann Oelhaf, Bjorn-Martin Sinnhuber, Wolfgang Woiwode, Harald Bonisch, Heiko Bozem, Andreas Engel, et al.From:Bulletin of the American Meteorological Society (Vol. 100, Issue 12) Peer-Reviewed

  Dec. 201913,407 words Article 1530LABSTRACT The Polar Stratosphere in a Changing Climate (POLSTRACC) mission employed the German High Altitude and Long Range Research Aircraft (HALO). The payload comprised an innovative combination of remote sensing and...

• Autosomal recessive retinitis pigmentosa E150K opsin mice exhibit photoreceptor disorganization

  Authors:Ning Zhang, Alexander V. Kolesnikov, Beata Jastrzebska, Debarshi Mustafi, Osamu Sawada, Tadao Maeda, et al.From:Journal of Clinical Investigation (Vol. 123, Issue 1) Peer-Reviewed

  Jan. 201311,575 words Report 1470LThe pathophysiology of the E150K mutation in the rod opsin gene associated with autosomal recessive retinitis pigmentosa (arRP) has yet to be determined. We generated knock-in mice carrying a single nucleotide change in...

• Atomic-force microscopy: Rhodopsin dimers in native disc membranes

  Authors:Dimitrios Fotiadis, Yan Liang, Slawomir Filipek, David A. Saperstein, Andreas Engel, and Krzysztof PalczewskiFrom:Nature (Vol. 421, Issue 6919) Peer-Reviewed

  Jan. 9, 20031,112 words Article 1450LAuthor(s): Dimitrios Fotiadis [1]; Yan Liang [2]; Slawomir Filipek [3]; David A. Saperstein [2]; Andreas Engel [1]; Krzysztof Palczewski (corresponding author) [2, 4, 5] In vertebrate retinal photoreceptors, the rod...

• Secretin PulD: association with pilot PulS, structure, and ion-conducting channel formation

  Authors:Nico Nouwen, Neil Ranson, Helen Saibil, Bettina Wolpensinger, Andreas Engel, Alexander Ghazi, et al.From:Proceedings of the National Academy of Sciences of the United States (Vol. 96, Issue 14) Peer-Reviewed

  July 6, 1999170 words Article

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• Fluidic integration of equipment in cleanrooms

  Authors:Joachim Milberg, Johannes Fischbacher, and Andreas EngelFrom:Solid State Technology (Vol. 34, Issue 8) Peer-Reviewed

  Aug. 19911,078 words Article The continuous inflow of clean air in a work environment does not guarantee contaminant-free processing because particles can become "entrained" as air is redirected by equipment and product. Flowing air encounters...

• Deriving stratospheric age of air spectra using an idealized set of chemically active trace gases

  Authors:Marius Hauck, Frauke Fritsch, Hella Garny, and Andreas EngelFrom:Atmospheric Chemistry and Physics (Vol. 19, Issue 7) Peer-Reviewed

  Apr. 17, 201942 words Author abstract, Bri... Byline: Marius Hauck, Frauke Fritsch, Hella Garny, Andreas Engel To access, purchase, authenticate, or subscribe to the full-text of this article, please visit this link:...

• Structural determinants of water permeation through aquaporin-1

  Authors:Kazuyoshi Murata, Kaoru Mitsuoka, Teruhisa Hirai, Thomas Walz, Peter Agre, J. Bernard Heymann, et al.From:Nature (Vol. 407, Issue 6804) Peer-Reviewed

  Oct. 5, 20005,950 words Article 1500LHuman red cell AQP1 is the first functionally defined member of the aquaporin family of membrane water channels. Here we describe an atomic model of AQP1 at 3.8 [Angstrom] resolution from electron crystallographic data....

• A new time-independent formulation of fractional release

  Author:Andreas EngelFrom:Atmospheric Chemistry and Physics (Vol. 17, Issue 6) Peer-Reviewed

  Mar. 20, 2017283 words Brief article The fractional release factor (FRF) gives information on the amount of a halocarbon that is released at some point into the stratosphere from its source form to the inorganic form, which can harm the ozone layer through...

• Structure and mechanics of membrane proteins

  Authors:Andreas Engel and Hermann E. GaubFrom:Annual Review of Biochemistry (Vol. 77) Peer-Reviewed

  Annual 200858 words Article

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• Impact of the Asian monsoon on the extratropical lower stratosphere: trace gas observations during TACTS over Europe 2012

  Authors:Peter Hoor, Heiko Bozem, Ellen Gute, Andreas Zahn, Timo Keber, Christian Rolf, et al.From:Atmospheric Chemistry and Physics (Vol. 16, Issue 16) Peer-Reviewed

  Aug. 25, 2016281 words Brief article The transport of air masses originating from the Asian monsoon anticyclone into the extratropical upper troposphere and lower stratosphere (Ex-UTLS) above potential temperatures...

• An indirect-calibration method for non-target quantification of trace gases applied to a time series of fourth-generation synthetic halocarbons at the Taunus Observatory (Germany).

  Authors:Fides Lefrancois, Markus Jesswein, Markus Thoma, Andreas Engel, Kieran Stanley, and Tanja SchuckFrom:Atmospheric Measurement Techniques (Vol. 14, Issue 6) Peer-Reviewed

  June 23, 2021411 words Article Production and use of many synthetic halogenated trace gases are regulated internationally due to their contribution to stratospheric ozone depletion or climate change. In many applications they have been replaced by...

• Structural biology: Proton-powered turbine of a plant motor

  Authors:Holger Seelert, Ansgar Poetsch, Norbert A. Dencher, Andreas Engel, Henning Stahlberg, and Daniel J. MullerFrom:Nature (Vol. 405, Issue 6785) Peer-Reviewed

  May 25, 20001,192 words Article 1410LAuthor(s): Holger Seelert [1]; Ansgar Poetsch [1]; Norbert A. Dencher (corresponding author) [1]; Andreas Engel [2]; Henning Stahlberg [2]; Daniel J. Müller [2, 3] ATP synthases are enzymes that can work in two...