Results 91 to 100 of about 384,338 (204)

Unveiling What Makes Saturn Ring: Quantifying the Amplitudes of Saturn's Planetary Normal‐Mode Oscillations and Trends in C‐Ring Properties Using Kronoseismology (VII)

open access: yesJournal of Geophysical Research: Planets, Volume 130, Issue 4, April 2025.
Abstract Certain spiral density waves in Saturn's rings are generated through resonances with planetary normal modes, making them valuable probes of Saturn's internal structure. Previous research has primarily focused on the rotation rates of these waves. However, other characteristics of these waves also contain valuable information about the planet's
V. M. Afigbo   +6 more
wiley   +1 more source

Design of a 400 kV deep underground, high detector efficiency, high target density, high beam intensity accelerator facility

open access: yesPhysical Review Special Topics. Accelerators and Beams, 2011
Thermonuclear reaction cross sections of astrophysical interest decrease exponentially with energy, approaching the level of femtobarn or less at the Gamow window.
A. Lemut   +10 more
doaj   +1 more source

Gravity and Radio Science Investigation at the Moons of Uranus to Reveal Subsurface Oceans and Characterize Interior Structures

open access: yesJournal of Geophysical Research: Planets, Volume 130, Issue 4, April 2025.
Abstract The prospect that the five major moons of Uranus could host subsurface oceans makes them high‐priority targets for future exploration. Different techniques can be used to search for deep oceans in these objects. Here, we focus on ocean detection and characterization from measurements of the moons' response to the gravitational tides and ...
Flavio Petricca   +3 more
wiley   +1 more source

The Magnetosphere‐Ionosphere‐Ground Responses to the May 2024 Super Solar Storm

open access: yesSpace Weather, Volume 23, Issue 4, April 2025.
Abstract Earth suffered the attack of the strongest geomagnetic storm in the last 20 years (Kp = 9, Dst∼ ${\sim} $ −400 nT) occurred on 11 May 2024. Taking advantage of the LEO multi‐parameter CSES satellite (launched in 2018) with a large inclination angle 97° $97{}^{\circ}$, with the joint observations of NOAA and GOES, we present a comprehensive ...
Zhenxia Zhang   +15 more
wiley   +1 more source

What Is the Lowest Latitude of Discrete Aurorae During Superstorms?

open access: yesSpace Weather, Volume 23, Issue 4, April 2025.
Abstract From a survey of published accounts of visual sightings of aurorae, a compilation is presented of the lowest identified geomagnetic latitude at which discrete aurorae were seen at local zenith during magnetic storms having intensities with maximum −Dst>200 ${-}Dst > 200$ nT. The compilation includes data for the superstorms of 2 September 1859,
Jeffrey J. Love   +3 more
wiley   +1 more source

Relativistic MHD jets and the GRBs [PDF]

open access: yesarXiv, 2002
High velocity highly collimated beams of plasma -- the jets -- are known as a general phenomenon among astrophysical sources of different energy and spatial scale. The common MHD scenario of astrophysical jet formation allows to describe the different jet sources by a scaling of the jet magnetization.
arxiv  

Astrophysical Jets Treated as Experiment in the Cyber Space Laboratory [PDF]

open access: bronze, 2000
Yutaka Uchida   +5 more
openalex   +1 more source

Thank You to Our 2024 Reviewers

open access: yesAGU Advances, Volume 6, Issue 2, April 2025.
Abstract The editorial team of AGU Advances is grateful for the excellent contributions of our peer reviewers. We rely on their expertise to ensure that the manuscripts submitted to the journal undergo a rigorous, fair, and timely review. Remarkably, during 2024, the journal benefitted from the dedication from 273 reviewers, contributing a total of 338
Alberto Montanari   +26 more
wiley   +1 more source

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