Results 111 to 120 of about 86,799 (386)

Geodynamic laboratory SRC PAS in Książ - state of 2013

open access: yesMining Science, 2014
The paper provides information on the history of the creation and activities of the Geodynamic Laboratory in Książ (Central Sudetes, SW Poland). A unique laboratory environment, instrumental facilities and research program were presented.
Damian Kasza
doaj   +1 more source

The Transient and Intermittent Nature of Slow Slip

open access: yesAGU Advances, 2020
To first order, faults are locked while stress builds up to a devastating earthquake. However, we know that faults also slip slowly. After decades of geophysical observation, slow slip is now recognized as part of a continuum of transient deformation ...
R. Jolivet, W. B. Frank
doaj   +1 more source

Satellite applications to marine geodesy [PDF]

open access: yes
Potential use of satellites for enhancing positioning capabilities and for marine geodetic ...
Frazier, N. A.   +4 more
core   +1 more source

How sensitive are Sahelian mesoscale convective systems to cold‐pool suppression?

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
Cold pools are a ubiquitous feature of mesoscale convective systems (MCSs) with important upscale impacts on West African climate, but their role in the maintenance of tropical MCSs remains debated. Using a 40‐day model with explicit convection and no rainfall evaporation, we show that cold pools do not play a primary role in Sahel MCS development or ...
Ben Maybee   +6 more
wiley   +1 more source

Contrasting impacts of two mesoscale cyclones on the South Shetland Islands' glaciers, northern Antarctic Peninsula

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
This study analyzed the impact of two mesoscale cyclones on the meteorology and glaciology of South Shetland Islands (SSI) glaciers, using in‐situ observations, ERA5 reanalysis data, and high‐resolution weather and glacier mass balance models. Mesoscale cyclones drive temperature drops, heavy snowfall, and strong winds over the SSI, significantly ...
Christian Torres   +6 more
wiley   +1 more source

Observing earth from Skylab [PDF]

open access: yes
Skylab technology and observations of earth resources are discussed. Special attention was given to application of Skylab data to mapmaking, geology/geodesy, water resources, oceanography, meteorology, and geography ...

core   +1 more source

Open and Closed Loop Approaches for Energy Efficient Quantum Optimal Control

open access: yesAdvanced Quantum Technologies, EarlyView.
Concepts from quantum thermodynamics and optimal control are blended to derive a theoretical framework to quantify and minimize the energetic cost of a pulse for unitary synthesis. Two complementary techniques (based on GRAPE and Reinforce‐DRL) are implemented as open‐source software that co‐optimizes the fidelity and energetic cost within quantum ...
Sebastiaan Fauquenot   +2 more
wiley   +1 more source

Post-Eruptive Inflation of Okmok Volcano, Alaska, from InSAR, 2008–2014

open access: yesRemote Sensing, 2015
Okmok, a ~10-km wide caldera that occupies most of the northeastern end of Umnak Island, is one of the most active volcanoes in the Aleutian arc. The most recent eruption at Okmok during July–August 2008 was by far its largest and most explosive since at
Feifei Qu   +5 more
doaj   +1 more source

DMA precise time and time interval requirements [PDF]

open access: yes
Defense Mapping Agency timing requirements ranging from milliseconds to tenths of nanoseconds and its use of geodetic astronomy and satellite geodesy programs are discussed in ...
Carnahan, R. H.
core   +1 more source

Sub‐Pixel Displacement Estimation With Deep Learning: Application to Optical Satellite Images Containing Sharp Displacements

open access: yesJournal of Geophysical Research: Machine Learning and Computation
Optical image correlation is a powerful method for remotely constraining ground movement from optical satellite imagery related to natural disasters (e.g., earthquakes, volcanoes, landslides).
Tristan Montagnon   +5 more
doaj   +1 more source

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