Results 111 to 120 of about 51,333 (260)

Solar Flare Ion Temperatures

open access: yesThe Astrophysical Journal Letters
Abstract This Letter proposes that the ion temperature is several times the local electron temperature in the hot onset phase and in the above-the-loop region of solar flares. The Letter considers: the evidence of spectral line Doppler widths (“nonthermal” broadening); evidence for “universal” ion and electron temperature increase ...
Alexander J. B. Russell   +4 more
openaire   +3 more sources

Solar flare neutrinos

open access: yesIl Nuovo Cimento C, 1991
The theory of high-energy neutrinos generation in the solar atmosphere during the flares is developed. A possible effect in different neutrino detectors is discussed.
G. E. Kocharov   +2 more
openaire   +1 more source

Incorporating polar field data for improved solar flare prediction [PDF]

open access: gold, 2022
Mehmet Aktukmak   +6 more
openalex   +1 more source

Uncovering the heterogeneity of a solar flare mechanism with mixture models

open access: yesFrontiers in Astronomy and Space Sciences
The physics of solar flares occurring on the Sun is highly complex and far from fully understood. However, observations show that solar eruptions are associated with the intense kilogauss fields of active regions, where free energies are stored with ...
Bach Viet Do   +4 more
doaj   +1 more source

Solar flares: An overview

open access: yesAdvances in Space Research, 1992
This is a survey of solar phenomena and physical models that may be useful for improving forecasts of solar flares and proton storms in interplanetary space. Knowledge of the physical processes that accelerate protons has advanced because of gamma-ray and X-ray observations from the Solar Maximum Mission telescopes.
openaire   +2 more sources

SOLAR FLARE

open access: yes, 2014
Citation: 'solar flare' in the IUPAC Compendium of Chemical Terminology, 3rd ed.; International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. 10.1351/goldbook.S05729 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms.
openaire   +2 more sources

X-ray imaging of flare loops and coronal arches [PDF]

open access: yes
HXIS (Hard X-ray Imaging Spectrometer) results related to preflare, flare-decay, and post-flare phases in the solar corona are summarized. Particularly discussed are miniflares, long-lived X-ray enhancements along filament channels, flare precursors ...
Svestka, Z.
core   +1 more source

New classification parameter of solar flares based on the maximum flux in soft X-rays and on duration of flare

open access: yes, 2020
Solar flare activity is characterised by different classification systems, both in optical and X-ray ranges. The most generally accepted classifications of solar flares describe important parameters of flares such as the maximum of brightness of the ...
Bruevich, Elena
core  

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