Results 61 to 70 of about 62,635 (144)

Fluid‐Induced Fault Reactivations in Strike‐Slip Regimes: Temporal Constraints From GNSS and Seismological Analysis in the Peloritani Mts and Aeolian Archipelago (Central Mediterranean)

open access: yesGeochemistry, Geophysics, Geosystems, Volume 27, Issue 1, January 2026.
Abstract Fluids can modify the mechanical properties of rocks, including shear strength and strain behavior. We investigate the timing and magnitude of seismic events during fault motion in strike–slip systems across the Peloritani Mountains (northeastern Sicily) and Aeolian Archipelago using GNSS and seismological data analysis.
Danilo Messina   +8 more
wiley   +1 more source

All Sky Camera, LIDAR and Electric Field Meter: Auxiliary instruments for the ASTRI SST-2M prototype

open access: yesEPJ Web of Conferences, 2015
ASTRI SST-2M is the end-to-end prototype telescope of the Italian National Institute of Astrophysics, INAF, designed to investigate the 10–100 TeV band in the framework of the Cherenkov Telescope Array, CTA.
Leto Giuseppe   +5 more
doaj   +1 more source

Characterization of a Lava Plain NW of Ascraeus Mons, Mars, Through Surface Morphometric Analyses and SHARAD Subsurface Detections

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 1, January 2026.
Abstract The Martian lava plains are characterized by their extensive, low‐relief surfaces, which are the result of numerous basaltic eruptions and feature a variety of volcanic landforms, including vents, cones, pits, and skylights. The combination of these features and impact craters yields a significant understanding of the planet's geological past ...
G. Nodjoumi   +4 more
wiley   +1 more source

Clustercentric Distance or Local Density? It Depends on Galaxy Morphology

open access: yesThe Astrophysical Journal, 2023
Determining which between projected local density and distance from the cluster center plays a major role in regulating morphological fractions in clusters is a longstanding debate.
Benedetta Vulcani   +8 more
doaj   +1 more source

Cenozoic Evolution of the North‐Eastern Mediterranean Basins

open access: yesTectonics, Volume 45, Issue 1, January 2026.
Abstract The Eastern Mediterranean lies at the junction of the African, Arabian, and Eurasian plates, a region shaped by a long and complex tectonic history. While the Levant Basin in the southern sector has been extensively studied for hydrocarbon exploration, the northern domain offshore Cyprus, Turkey, Syria, and Lebanon remains less understood.
Nicolò Bertone   +6 more
wiley   +1 more source

Constraints to the SSC model for Mkn 501

open access: yes, 2000
We fit the SEDs of the TeV blazar Mkn 501 adopting the homogeneous Synchrotron-Self Compton model to simultaneous X-ray and TeV spectra recently become available.
di Brera, Laura Maraschi Osservatorio Astronomico   +3 more
core   +1 more source

Mercury's Hollows: A Potential Signature of Sulfur Exosphere‐Subsurface Transport

open access: yesGeophysical Research Letters, Volume 52, Issue 24, 28 December 2025.
Abstract Bright geological formations called hollows were observed at Mercury and are mostly found in impact craters. While their composition is unknown, subsurface sulfur could be responsible for their formation. Mercury's porous surface favors the subsurface diffusion of returning exospheric atoms.
S. Verkercke   +6 more
wiley   +1 more source

Expected performance of the ASTRI-SST-2M telescope prototype

open access: yes, 2013
ASTRI (Astrofisica con Specchi a Tecnologia Replicante Italiana) is an Italian flagship project pursued by INAF (Istituto Nazionale di Astrofisica) strictly linked to the development of the Cherenkov Telescope Array, CTA.
Agnetta, G.   +83 more
core  

Evidence for Supernova Signatures in the Spectrum of the Late-time Bump of the Optical Afterglow of GRB 021211

open access: yes, 2003
We present photometric and spectroscopic observations of the gamma-ray burst GRB 021211 obtained during the late stages of its afterglow. The light curve shows a rebrightening occurring ~25 days after the GRB.
Bloom   +48 more
core   +1 more source

Fine Tuning Eruption Source Parameters to Improve Ash Dispersion Simulations: An Example From Eyjafjallajökull 2010

open access: yesJournal of Geophysical Research: Atmospheres, Volume 130, Issue 24, 28 December 2025.
Abstract Volcanic ash dispersion simulations and remote sensing of ash clouds are conducted by volcano observatories and Volcanic Ash Advisory Centres to monitor and forecast the evolution of volcanic ash clouds in space and time in order to mitigate the risk posed by these events on civil aviation.
F. Dioguardi   +5 more
wiley   +1 more source

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