Results 31 to 40 of about 606 (259)

Dusty plasma in space [PDF]

open access: yesGeofísica Internacional, 1998
Dusty plasmas consist of electrons, ions and charged dust particles observed in several astro-and space-physical environments such as nebulas, cometary tails, planetary rings, and planetary ionospheres.
N. Kotsarenko   +2 more
doaj  

Martian Crustal Magnetic Field Effects on the Ionospheric Main Peak

open access: yesThe Astrophysical Journal
Planetary magnetic fields can affect ionospheric plasma transport and coupling with the solar wind. In contrast to the terrestrial global magnetic field, there are only weaker and sporadic crustal magnetic fields on Mars. Many studies have indicated that
Yiding Chen   +3 more
doaj   +1 more source

Observation of CO2++ dication in the dayside Martian upper atmosphere

open access: yesEarth and Planetary Physics, 2020
Doubly charged positive ions (dications) are an important component of planetary ionospheres because of the large energy required for their formation.
Hao Gu   +7 more
doaj   +1 more source

Experimental Study of the Response of Sheared E × B Flow to Varying Ion–Neutral Collisions

open access: yesThe Astrophysical Journal, 2023
Partially ionized plasma is a common occurrence in astrophysical and space environments. The emergence and development of plasma instabilities are significantly impacted by the inelastic collisions between the ions and neutrals in the partially ionized ...
Xiao Zhang   +5 more
doaj   +1 more source

Meteorological Tsunamis: From Local Hazard to Global Relevance

open access: yesReviews of Geophysics, Volume 63, Issue 4, December 2025.
Abstract Research on meteorological tsunamis or meteotsunamis—long ocean waves in the tsunami frequency band generated by propagating atmospheric disturbances which resonantly enhance ocean waves—has grown significantly in recent decades. This expansion is due to progress in (a) ocean and atmospheric measurements, including advanced instrumentation ...
Ivica Vilibić   +2 more
wiley   +1 more source

The Power of a Name: Toward a Unified Approach to Naming Space Weather Events

open access: yesPerspectives of Earth and Space Scientists, Volume 6, Issue 1, December 2025.
Abstract Our increasing reliance on technology vulnerable to space weather effects underscores the urgent need for effective public communication about these phenomena. While scientific research thrives on precise technical language, broader public engagement necessitates a more accessible and memorable approach.
Sophie Chabanski   +4 more
wiley   +1 more source

On the Seasonal Variations of the Ion Precipitation Down to the Upper Atmosphere of Mars

open access: yesThe Astrophysical Journal
We investigate the seasonal variations of ion precipitation, utilizing observations from the Mars Atmosphere and Volatile Evolution mission spanning from 2014 January 4 to 2023 February 14.
Xinzhi Qiu   +5 more
doaj   +1 more source

Breaking Down the Wall That Historically Separates the Atmosphere, Ionosphere, and Magnetosphere (AIM) Communities: AGU Chapman Conference on AIM Coupling

open access: yesPerspectives of Earth and Space Scientists, Volume 6, Issue 1, December 2025.
Abstract This meeting report summarizes outcomes from the AGU Chapman Conference on Particle Precipitation: Drivers, Properties, and Impacts on Atmosphere, Ionosphere, Magnetosphere (AIM) Coupling, held 14–21 February 2025, in Melbourne, Australia. This conference brought together scientists from around the world to identify pressing AIM open science ...
A. W. Breneman   +8 more
wiley   +1 more source

Magnetic Flux Ropes at Mars and Their Impacts on Heavy Ion Escape

open access: yesGeophysical Research Letters, Volume 52, Issue 20, 28 October 2025.
Abstract Flux ropes (FRs), ubiquitous helical magnetic structures in solar system plasmas, are important to energy and particle transport. At Mars, where global intrinsic magnetic fields are absent, FRs form through magnetic reconnection (MR) and magnetospheric or ionospheric boundary wave instabilities (BWIs), but their role in ion escape remains ...
Jinqiao Fan   +8 more
wiley   +1 more source

Current Events at Saturn: Ring–Planet Electromagnetic Coupling

open access: yesThe Planetary Science Journal
This study presents a synthesized analysis of in situ and ground-based observations to investigate electromagnetic coupling between Saturn and its rings. During the Cassini Grand Finale, the magnetometer detected gradients in the azimuthal magnetic field
Omakshi Agiwal   +6 more
doaj   +1 more source

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