Results 81 to 90 of about 2,749 (221)

Multi-scale Dynamical Processes in Space and Astrophysical Plasmas

open access: yes, 2012
Magnetized plasmas in the universe exhibit complex dynamical behavior over a huge range of scales. The fundamental mechanisms of energy transport, redistribution and conversion occur at multiple scales.
Vörös, Zoltán, Leubner, Manfred
core   +1 more source

A Statistical Study of Warm Plasma Cloak Particles Using Van Allen Probe Data

open access: yesJournal of Geophysical Research: Space Physics, Volume 131, Issue 7, July 2026.
Abstract The Warm Plasma Cloak (WPC) consists of ions in the inner magnetosphere with energies between 10 eV and 1 keV and showing a bidirectional pitch angle distribution of particles. These particles play an important role in wave–particle interactions and in controlling the dayside reconnection rate at the magnetopause.
Bhairavi Apte   +2 more
wiley   +1 more source

Six Phases of Cosmic Chemistry [PDF]

open access: yes, 2013
The article presents a conceptually unified, quantitative account of the development of chemical phenomena throughout the cosmic history, with a detailed discussion of the cosmological, astrophysical, geological, biological and anthropological context ...
Lamza, Lukasz
core  

Easily retrievable objects among the NEO population

open access: yes, 2013
Asteroids and comets are of strategic importance for science in an effort to understand the formation, evolution and composition of the Solar System. Near-Earth Objects (NEOs) are of particular interest because of their accessibility from Earth, but also
Sanchez Cuartielles, Joan-Pau   +5 more
core   +1 more source

Bounce Resonance Between ULF Waves and Electrons in the Dayside Outer Magnetosphere

open access: yesGeophysical Research Letters, Volume 53, Issue 12, 28 June 2026.
Abstract Resonant interactions between ultra‐low‐frequency (ULF) waves and particles are critical for energy transfer in the Earth's magnetosphere, and have been extensively investigated in the inner magnetosphere. However, resonant processes between ULF waves and electrons in the dayside outer magnetosphere remain largely unexplored.
Zi‐He Zhao   +10 more
wiley   +1 more source

Occurrence of Flat‐Top Electron Velocity Distributions in Magnetotail Plasma Jets

open access: yesGeophysical Research Letters, Volume 53, Issue 12, 28 June 2026.
Abstract Non‐Maxwellian electron velocity distributions (eVDFs) are ubiquitous in collisionless plasmas. For example, various types of non‐Maxwellian eVDFs exist in magnetic reconnection jets in the Earth's magnetotail. At thermal energies, eVDF can be flat‐topped due to electron trapping associated with magnetic reconnection.
L. Richard   +2 more
wiley   +1 more source

AS12-AS101-3 Breakthrough Capability for the NASA Astrophysics Explorer Program: Reaching the Darkest Sky

open access: yes, 2011
We describe a mission architecture designed to substantially increase the science capability of the NASA Science Mission Directorate (SMD) Astrophysics Explorer Program for all AO proposers working within the near-UV to far-infrared spectrum.
Oleson, S.   +8 more
core  

The magnetosheath at high spectral resolution [PDF]

open access: yes
International audienceWhile we eagerly anticipate SMILE’s (Solar wind Magnetosphere Ionosphere Link Explorer) unprecedented X-ray observations of the Earth’s magnetosheath and the initiation of a new era of magnetospheric research, it seems appropriate ...
D. G. Sibeck   +14 more
core   +1 more source

Mercury's Eccentric Orbit as a Driver of Significant “Seasonal” Change in Upstream Solar Wind Forcing

open access: yesGeophysical Research Letters, Volume 53, Issue 12, 28 June 2026.
Abstract Mercury experiences the most intense and variable solar wind (SW) conditions in the solar system due to its close, eccentric orbit about the Sun. In addition to variation driven by coronal source and solar cycle, the SW arriving at Mercury varies periodically as the planet's heliocentric distance changes by over 50% per orbit.
Ryan M. Dewey   +17 more
wiley   +1 more source

Breakthrough Capability for the NASA Astrophysics Explorer Program: Reaching the Darkest Sky

open access: yes, 2012
We describe a mission architecture designed to substantially increase the science capability of the NASA Science Mission Directorate (SMD) Astrophysics Explorer Program for all AO proposers working within the near-UV to far-infrared spectrum.
Gardner, Joseph P.   +8 more
core  

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