Geophysik, Extraterrestische Forschung
Recent Submissions
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Projecting Stratocumulus Transitions on the Albedo—Cloud Fraction Relationship Reveals Linearity of Albedo to Droplet Concentrations
; ; ; ; ; ; (Geophysical Research Letters, 2022-10-13)
Satellite images show solid marine stratocumulus cloud decks (Sc) that break up over the remote oceans. The Sc breakup is initiated by precipitation and is accompanied by a strong reduction in the cloud radiative effect. ... -
Reconstructing the slip velocities of the 1202 and 1759 CE earthquakes based on faulted archaeological structures at Tell Ateret, Dead Sea Fault
(Journal of Seismology, 2021-06-03)Archaeological structures built across active faults and ruptured by earthquakes have been used as markers to measure the amount of displacement caused by ground motion and thus to estimate the magnitude of ancient ... -
Interdecadal Pacific Oscillation in Northern Greenland Dust Concentration Variability During the Last 400 Years
; ; (Geophysical Research Letters, 2022-12-23)
Statistical analysis of reanalysis and observed data reveals that high dust surface mass concentration in northern Greenland is associated with a Pacific Decadal Oscillation like pattern in its negative phase in the North ... -
Seismotectonics of the Blanco Transform Fault System, Northeast Pacific: Evidence for an Immature Plate Boundary
; ; (Journal of Geophysical Research: Solid Earth, 2023-03-09)
At the Blanco transform fault system (BTFS) off Oregon, 138 local earthquakes and 84 double‐couple focal mechanisms from ocean‐bottom‐seismometer recordings jointly discussed with bathymetric features reveal a highly ... -
Magnetic Fields and Plasma Motions in a Hybrid Martian Magnetosphere
; ; ; ; ; ; ; (Journal of Geophysical Research: Space Physics, 2023-01-04)
The Martian magnetosphere contains elements of induced and intrinsic origin. To display them one must use different coordinate systems. Although the solar‐electric coordinate system (Mars Solar Electric [MSE]) adequately ... -
The Mie representation for Mercury’s magnetospheric currents
(Earth, Planets and Space, 2021-11-09)Poloidal–toroidal magnetic field decomposition is a useful application of the Mie representation and the decomposition method enables us to determine the current density observationally and unambiguously in the local region ... -
Significance of flow rule for the passive earth pressure problem
; ; (Acta Geotechnica, 2021-05-21)
Determination of earth pressures is one of the fundamental tasks in geotechnical engineering. Although many different methods have been utilized to present passive earth pressure coefficients, the influence of non-associated ... -
Unpacking future climate extremes and their sectoral implications in western Nepal
; ; (Climatic Change, 2021-09-19)
Existing climate projections and impact assessments in Nepal only consider a limited number of generic climate indices such as means. Few studies have explored climate extremes and their sectoral implications. This study ... -
Kometen auf Kollisionskurs - Gefahr aus dem All
(Tectum, 2010) -
Interiors of Earth-Like Planets and Satellites of the Solar System
; ; ; ; ; (Surveys in Geophysics, 2021-12-14)
The Earth-like planets and moons in our solar system have iron-rich cores, silicate mantles, and a basaltic crust. Differentiated icy moons can have a core and a mantle and an outer water–ice layer. Indirect evidence for ... -
An Improved Model of the Earth’s Static Gravity Field Solely Derived from Reprocessed GOCE Data
; ; (Surveys in Geophysics, 2021-01-18)
After it was found that the gravity gradients observed by the Gravity field and steady-state Ocean Circulation Explorer (GOCE) satellite could be significantly improved by an advanced calibration, a reprocessing project ... -
Context aware benchmarking and tuning of a TByte-scale air quality database and web service
; ; ; (Earth Science Informatics, 2021-06-07)
We present context-aware benchmarking and performance engineering of a mature TByte-scale air quality database system which was created by the Tropospheric Ozone Assessment Report (TOAR) and contains one of the world’s ... -
Global Geomagnetic Field Evolution From 900 to 700 ka Including the Matuyama‐Brunhes Reversal
; ; (Journal of Geophysical Research: Solid Earth, 2023-06-08)
Abstract Polarity reversals and excursions are the most significant geomagnetic field changes ...
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Kombination geophysikalischer und hydrogeologischer Methoden zur gezielten Erkundung feinkörniger Talfüllungen
; ; ; ; (Grundwasser, 2021-10-05)
Sedimentäre Strukturen können die Fließ- und Stofftransportpfade in feinkörnigen Talfüllungen stark beeinflussen. Diese Strukturen müssen gezielt auf ihre Ausdehnung und Eigenschaften untersucht werden, um Verweilzeiten, ... -
Modellierung der küstennahen Grundwasserversalzung in Niedersachsen abgeleitet aus aeroelektromagnetischen Daten
; ; ; ; ; (Grundwasser, 2021-02-24)
Die Bundesanstalt für Geowissenschaften und Rohstoffe (BGR) führte in den Jahren 2000–2014 umfangreiche (etwa 5900 km2) aerogeophysikalische Erkundungen an der niedersächsischen Nordseeküste durch. Die Aeroelektromagnetik ... -
Circulation pattern controls of wet days and dry days in Free State, South Africa
(Meteorology and Atmospheric Physics, 2021-07-24)
Atmospheric circulation is a vital process in the transport of heat, moisture, and pollutants around the globe. The variability of rainfall depends to some extent on the atmospheric circulation. This paper investigates ... -
Discriminating Aromatic Parent Compounds and Their Derivative Isomers in Ice Grains From Enceladus and Europa Using a Laboratory Analogue for Spaceborne Mass Spectrometers
; ; ; ; (Earth and Space Science, 2023-04-20)
Abstract Results from the Cassini‐Huygens space mission at Enceladus revealed a substantial ...
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The Zenith‐Angle Dependence of the Downward Radiation Dose Rate on the Martian Surface: Modeling Versus MSL/RAD Measurement
; ; ; ; ; ; ; ; (Journal of Geophysical Research: Planets, 2023-04-17)
Abstract The Radiation Assessment Detector (RAD) on board the Mars Science Laboratory's Curiosity ...
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Determination of Spatial Scale in Martian Landscape Images Acquired by the Curiosity Rover, and Viewing Image Scale and Target Chemistry Using the ASIC Website
; ; ; ; (Earth and Space Science, 2023-05-11)
Abstract In this paper we describe a method to compute spatial scales for images acquired by ...
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Lagrangian description of the atmospheric flow from Eulerian tracer advection with relaxation
; (Quarterly Journal of the Royal Meteorological Society, 2023-04-24)
Abstract The Lagrangian representation of fluid flows offers a natural perspective to study many ...
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First Quantification of the Permafrost Heat Sink in the Earth's Climate System
; ; ; ; (Geophysical Research Letters, 2023-06-12)
Abstract Due to an imbalance between incoming and outgoing radiation at the top of the atmosphere, ...
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Is There a Semi‐Molten Layer at the Base of the Lunar Mantle?
; ; (Journal of Geophysical Research: Planets, 2023-06-29)
Abstract Parameterised by the Love number
k 2 and the tidal quality ... -
Convergence of forecast distributions in a 100,000‐member idealised convective‐scale ensemble
; ; (Quarterly Journal of the Royal Meteorological Society, 2023-03-22)
Abstract Many operational weather services use ensembles of forecasts to generate probabilistic ...
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Partial analysis increments as diagnostic for LETKF data assimilation systems
; ; ; ; (Quarterly Journal of the Royal Meteorological Society, 2023-04-03)
Abstract Local ensemble transform Kalman filters (LETKFs) allow explicit calculation of the Kalman ...
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A Note on Aerosol Processing by Droplet Collision‐Coalescence
; (Geophysical Research Letters, 2023-06-01)
Abstract The processing of aerosol by droplet collision‐coalescence is analyzed in three‐dimensional ...
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