Results 51 to 60 of about 12,097 (215)

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

Fault Volume Digital Twin to Reproduce the Full Slip Spectrum, Scaling, and Statistical Laws

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 5, May 2026.
Abstract Seismological and geodetic observations of fault zones reveal diverse slip dynamics, scaling, and statistical laws. Existing mechanisms explain some but not all of these behaviors. We show that incorporating an off‐fault damage zone—characterized by distributed fractures surrounding a main fault—can reproduce many key features observed in ...
M. Almakari   +9 more
wiley   +1 more source

Fiber-optic vibration sensing—I: Rotation measurement technique and its seismological applications

open access: yes地球与行星物理论评, 2022
The seismic wavefield can be decomposed into three-component translational motions and three-component rotational motions. The rotation components contain important wavefield gradient information and are key elements of seismic wavefield reconstruction ...
Weijun Wang   +3 more
doaj   +1 more source

Lateral Variations in Lunar Crustal Thickness Inferred From Apollo Seismic and GRAIL Gravity Data

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 5, May 2026.
Abstract The internal structure of the Moon is key to understanding its formation, evolution, and bulk composition. In particular, determining the structure of the crust–mantle interface (Moho), including its lateral variations, is of significant importance, but current knowledge is still insufficient to fully constrain it.
Xiang Zhang   +7 more
wiley   +1 more source

Shear‐Wave Splitting Measured for Permanent Reservoir Monitoring Systems: An Example From the Snorre Field

open access: yesGeophysical Prospecting, Volume 74, Issue 4, May 2026.
ABSTRACT Microseismic monitoring of offshore CO2$\rm CO_2$ storage projects is likely to include some deployment of offshore sensors. To improve the value proposition of this monitoring infrastructure, it is important to consider what other information can be gained about the CO2$\rm CO_2$ storage complex and the surrounding region.
Joseph Asplet   +3 more
wiley   +1 more source

Characteristics of Seismic Energy Rate Functions of Shallow Tremors

open access: yesGeophysical Research Letters, Volume 53, Issue 8, 28 April 2026.
Abstract We investigated the energy rate functions of shallow tremors southeast of the Kii Peninsula in the Nankai subduction zone. Unimodal functions (triangle or bell‐shaped) explain the characteristics of small (<104 J) shallow tremors. As the seismic radiated energy increases, the energy rate functions become more complex and are better ...
Shunsuke Takemura, Suguru Yabe
wiley   +1 more source

Real-Time Seismic Data from the Bottom Sea

open access: yesSensors, 2018
An anchored marine seismometer, acquiring real-time seismic data, has been built and tested. The system consists of an underwater seismometer, a surface buoy, and a mooring line that connects them.
Xavier Roset   +8 more
doaj   +1 more source

Diurnal expansion and contraction of englacial fracture networks revealed by seismic shear wave splitting

open access: yesCommunications Earth & Environment, 2021
Daily variations in seismic S-wave anisotropy reveal the dynamic response of englacial fractures to changing meltwater supply, according to shear wave splitting measurements from a seismometer network on the Rhonegletscher, Switzerland.
Wojciech Gajek   +4 more
doaj   +1 more source

Near real time seismic data from the coastal ocean [PDF]

open access: yes, 2016
A moored-buoy system for collecting near real-time seismic data from the coastal ocean has been developed and will be deployed for its initial field trial in the fall of 2016.
Alonso Seyos, Xavier   +4 more
core   +1 more source

Layered Seismic Anisotropy and Tectonics of the Anatolian Plate

open access: yesGeophysical Research Letters, Volume 53, Issue 8, 28 April 2026.
Abstract Anatolian tectonics are associated with slab retreat in the west and gravitational potential energy and continental collision in the east, leading to westward motion of Anatolia relative to Eurasia, partially accommodated on the North and East Anatolian transform faults.
Chuanming Liu   +4 more
wiley   +1 more source

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