Results 31 to 40 of about 4,795 (129)

Solar Radio Wide‐Band Spectroscopy and Imaging Facilities of the Chinese Meridian Project Phase II

open access: yesSpace Weather, Volume 23, Issue 11, November 2025.
Abstract Solar eruptions, including flares and coronal mass ejections, are the most energetic phenomena in the solar system. These explosive events accelerate high‐energy particles and generate electromagnetic radiation from radio to gamma‐ray wavelengths, producing heliospheric disturbances and acting as primary drivers of space weather hazards.
Yihua Yan   +19 more
wiley   +1 more source

Tectonic connections to interior processes on Venus [PDF]

open access: yes
The ultimate goal of geophysical/geological exploration of Venus is to relate the present tectonic (and volcanic) state of the lithosphere to interior processes, particularly mantle convection, operating both now and in the past. The Magellan mission has
Phillips, R. J.
core   +1 more source

Auroral Ionosphere Responses to Solar Wind Perturbations: A Case Study Utilizing the Polar Regions Monitoring Subsystem of the Chinese Meridian Project

open access: yesSpace Weather, Volume 23, Issue 11, November 2025.
Abstract The Earth's polar regions serve as a natural conduit for solar wind energy and momentum, transferring this energy into the geospace and driving complex magnetosphere‐ionosphere‐thermosphere coupling processes that have significant global space weather and space climate impacts.
Jianjun Liu   +9 more
wiley   +1 more source

Problem footprints in Magellan altimetry data [PDF]

open access: yes
The intensity, time-delay, and frequency content of radar echoes from the Magellan altimetry system are reduced to several parameters that are of great use in addressing many geological issues of the surface of Venus.
Plaut, Jeffrey J.
core   +1 more source

Energy‐Dependent SEP Fe/O Abundances During the May 2024 Superstorm

open access: yesSpace Weather, Volume 23, Issue 11, November 2025.
Abstract During mid‐May 2024, active region (AR) 13664 produced a series of M‐ and X‐class flares along with several coronal mass ejections (CMEs) that resulted in exceptionally strong aurora at Earth. This study presents in situ solar energetic particle (SEP) ion composition data from Solar Terrestrial Relations Observatory Ahead (STA), Advanced ...
G. D. Muro   +18 more
wiley   +1 more source

Wrinkle ridges on Venusian plains: Indicators of shallow crustal stress orientations at local and regional scales [PDF]

open access: yes
The plains regions of Venus exhibit a complex array of structural features, including deformation belts of various types, wrinkle ridges, grabens, and enigmatic radar-bright linears. Probably the most pervasive of these structures are the wrinkle ridges,
Mcgill, George E.
core   +1 more source

Quaternary Sanukitoid-like Andesites Generated by Intracrustal Processes (Chacana Caldera Complex, Ecuador): Implications for Archean Sanukitoids [PDF]

open access: yes, 2017
High-Mg diorites enriched in incompatible elements and their extrusive equivalents are rare subduction-related rock types that have been found in modern arc settings and in Late Archean sequences, where they are associated with trondhjemite-tonalite ...
Beate, Bernardo   +2 more
core  

Electro-Magnetic Earthquake Bursts and Critical Rupture of Peroxy Bond Networks in Rocks

open access: yes, 2006
We propose a mechanism for the low frequency electromagnetic emissions and other electromagnetic phenomena which have been associated with earthquakes. The mechanism combines the critical earthquake concept and the concept of crust acting as a charging ...
Allègre   +158 more
core   +1 more source

Solar Wind and Geomagnetic Conditions That Lead to the Largest Relativistic Electron Fluxes in GPS Orbit

open access: yesSpace Weather, Volume 23, Issue 11, November 2025.
Abstract Relativistic electrons are an important space weather hazard, being a major source of radiation damage to satellites and posing a risk to humans in space. We use approximately 20 years of data from the US Global Positioning System (GPS) satellite NS41 to determine the characteristics of the geomagnetic storms that lead to the largest ...
Nigel P. Meredith   +6 more
wiley   +1 more source

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