Results 101 to 110 of about 1,141,583 (297)

Electron acceleration in solar flares [PDF]

open access: yesSolar Physics, 1989
AbstractFor the period September 1978 to December 1982 we have identified 55 solar flare particle events for which our instruments on board the ISEE-3 (ICE) spacecraft detected electrons above 10 MeV. Combining our data with those from the ULEWAT spectrometer (MPI Garching and University of Maryland) electron spectra in the range from 0.1 to 100 MeV ...
Dan Moses   +3 more
openaire   +3 more sources

On the classifications of the solar active regions (ARs); Case study for solar cycles 23 and 24

open access: yesEgyptian Journal of Remote Sensing and Space Sciences, 2018
The declining phase of solar cycle 23 is an important case of study. Many high energetic solar flares occurred in 2003. The occurrence of high energetic solar X-ray flares (X-type) is related to solar cycle’s phases and the state of the active regions ...
Wael Mohamed   +2 more
doaj  

Uncovering Emotion in Youth Digital Civic Participation Around Climate Change: Entanglements of Fear, Despair, and Anger in Civic Practice

open access: yesScience Education, EarlyView.
ABSTRACT Attention to emotion could offer insight into supporting the science‐informed civic participation of young people. We drew on sociocultural views of emotion, civic participation, and science literacies to examine digital civic media about climate change produced by youth during the 2020 U.S.
Lynne Zummo, Lea Hadzic, Emma Gargroetzi
wiley   +1 more source

Modelling Quasi-Periodic Pulsations in Solar and Stellar Flares [PDF]

open access: yes, 2018
Solar flare emission is detected in all EM bands and variations in flux density of solar energetic particles. Often the EM radiation generated in solar and stellar flares shows a pronounced oscillatory pattern, with characteristic periods ranging from a ...
J. McLaughlin   +6 more
semanticscholar   +1 more source

Eruption of a multi-flux-rope system in solar active region 12673 leading to the two largest flares in Solar Cycle 24 [PDF]

open access: yesAstronomy & Astrophysics, 2018
Context. Solar active region (AR) 12673 in 2017 September produced the two largest flares in Solar Cycle 24: the X9.3 flare on September 6 and the X8.2 flare on September 10. Aims.
Y. Hou   +4 more
semanticscholar   +1 more source

Distribution of low-power solar flares by brightness rise time

open access: yesSolar-Terrestrial Physics, 2018
Using data from the international flare patrol for 1972–2010, we have formed an electronic database for more than 123 thousand solar flares. We determined the mean brightness rise time (flash phase) for flare area classes and importance. We show that the
Borovik A.V., Zhdanov A.A.
doaj   +1 more source

Industrial Development, Poverty Reduction, and Inequality: A Robustness Test Using Nighttime Lights in Vietnam

open access: yesSustainable Development, EarlyView.
ABSTRACT This paper examines the interplay between sectoral growth compositions, initial inequality, and poverty reduction in Vietnam during the 2000s, utilizing disaggregated provincial‐level data. The analysis focuses on the differential impacts of industrial and agricultural sector growth on poverty alleviation while also assessing the moderating ...
Takahiro Yamada, Christian S. Otchia
wiley   +1 more source

Is FLARE for Solar flare?

open access: yes, 2005
5 pages, HEP 2005 conference, Lisbon ...
openaire   +2 more sources

Solar Magnetic Activity and Its Terrestrial Impact through Correlations with Drought Indices

open access: yesPhysical Sciences and Technology
Solar activity manifests itself in the form of sunspots on the solar surface and solar flares, which can influence Earth's climatic conditions, including drought in mid-latitude regions.
Aiganym Sarsembayeva   +3 more
doaj   +1 more source

Analysis of Ionospheric Disturbances during X-Class Solar Flares (2021–2022) Using GNSS Data and Wavelet Analysis

open access: yesRemote Sensing, 2023
The influence of solar activity on the ionosphere, a critical area of investigation due to its relevance to the Sun–Earth relationship, has been extensively examined through various methodologies.
Charbeth López-Urias   +3 more
doaj   +1 more source

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