Results 31 to 40 of about 22,368 (251)

Seismic wave propagation in icy ocean worlds

open access: yes, 2017
Seismology was developed on Earth and shaped our model of the Earth's interior over the 20th century. With the exception of the Philae lander, all in situ extraterrestrial seismological effort to date was limited to other terrestrial planets. All have in
Kedar, Sharon   +6 more
core   +1 more source

Plant Resonance of Seismometers [PDF]

open access: yesThe Journal of the Acoustical Society of America, 1957
A seismometer resting on an elastic medium can be regarded as a simple damped oscillator. Methods for measuring the “plant” resonance of seismometers are discussed along with the various parameters affecting the resonance. Laboratory measurements on sand and rubber, and field measurements on different types of soils were made using an electromechanical
James T. Wilson, D. E. Willis
openaire   +2 more sources

A History of UNAVCO: Four Decades of Advancing Geodesy

open access: yesPerspectives of Earth and Space Scientists, Volume 6, Issue 1, December 2025.
Abstract UNAVCO was a university‐governed consortium funded by the National Science Foundation (NSF), with support from the National Aeronautics and Space Administration (NASA) and the United States Geological Survey (USGS), to support geoscience research and education using geodesy.
Emily E. Zawacki   +4 more
wiley   +1 more source

Efficient Sampling of Geophysical Sensor Arrays on the Seafloor

open access: yesPerspectives of Earth and Space Scientists, Volume 6, Issue 1, December 2025.
Abstract The great expense of deploying dense arrays of seafloor sensors for continuous collection of geophysical data inhibits the proliferation of measurement systems to the majority of the planet's surface. Advancing geophysical coverage offshore will require technologies different from conventional methods applied onshore where electrical power and
M. A. Zumberge, D. Horwitt
wiley   +1 more source

Along‐Arc Heterogeneity in Local Seismicity across the Lesser Antilles Subduction Zone from a Dense Ocean‐Bottom Seismometer Network

open access: yesSeismological Research Letters, 2019
The Lesser Antilles arc is only one of two subduction zones where slow‐spreading Atlantic lithosphere is consumed. Slow‐spreading may result in the Atlantic lithosphere being more pervasively and heterogeneously hydrated than fast‐spreading Pacific ...
L. Bie   +21 more
semanticscholar   +1 more source

tNSF GAGE/SAGE Community Science Workshop: Advancing Geophysical Research Through Collaboration

open access: yesPerspectives of Earth and Space Scientists, Volume 6, Issue 1, December 2025.
Abstract The 2025 NSF GAGE/SAGE Community Science Workshop, hosted by the EarthScope Consortium from May 18–21 in Bloomington, Minnesota, convened 188 participants from 109 institutions for four days of scientific exchange and community engagement. The workshop featured plenary sessions, poster presentations, special interest groups, and networking ...
Gillian Haberli   +4 more
wiley   +1 more source

Onland and Offshore Extrinsic Fabry–Pérot Optical Seismometer at the End of a Long Fiber

open access: yesSeismological Research Letters, 2019
We report here the design, performance, and in situ demonstration, on‐land and offshore, of an innovative high‐resolution low‐cost optical (laser) seismometer.
P. Bernard   +16 more
semanticscholar   +1 more source

Field Measurements of Terrestrial and Martian Dust Devils [PDF]

open access: yes, 2016
Surface-based measurements of terrestrial and martian dust devils/convective vortices provided from mobile and stationary platforms are discussed. Imaging of terrestrial dust devils has quantified their rotational and vertical wind speeds, translation ...
A. Powell   +153 more
core   +5 more sources

Common Sensor Platform Project

open access: yesPerspectives of Earth and Space Scientists, Volume 6, Issue 1, December 2025.
Abstract EarthScope Consortium's Common Sensor Platform (CSP) project is a unified, modular, and scalable design approach for geophysical instrumentation deployments. Developed through cross disciplinary collaboration of National Science Foundation's GAGE and SAGE facilities, the platform outlines core station subsystems that have the flexibility to be
Molly Staats   +14 more
wiley   +1 more source

Monitoring and Modelling the Vibrational Effects of Small (<50 kW) Wind Turbines on the Eskdalemuir IMS Station [PDF]

open access: yes, 2011
It is known (Styles et al., 2005) that windfarms generate low frequency vibrations which propagate through the ground and have the potential to adversely affect sensitive installations, most notably seismometer arrays set up to monitor for nuclear tests.
Styles, P, Toon, S, Westwood, RF
core   +1 more source

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