Results 101 to 110 of about 1,528,002 (232)

Ferric Chloride: The Venusian Unknown UV Absorber?

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 9, September 2026.
Abstract Near‐ultraviolet imaging of the planet Venus reveals inhomogeneous absorption features in the otherwise bright clouds. This absorption has been studied for nearly 100 years, but identification of the near‐UV absorber remains one of the largest open questions in Venusian research.
Joanna V. Egan   +8 more
wiley   +1 more source

Astronomy & Astrophysics (CAUCASUS)-VOLUME 3

open access: yes, 2020
The III volume of Journal “Astronomy & Astrophysics (Caucasus)” was dedicated to the 110th Anniversary of Academician Eugene Kharadze. Academician Evgene Kharadze Vice - President of International Union of Astronomy (1976-82) I would like to give you
(Caucasus)”, Astronomy & Astrophysics
core   +1 more source

Nuclear Astrophysics in underground laboratories: the LUNA experiment

open access: yesEPJ Web of Conferences, 2017
One of the main ingredients of nuclear astrophysics is the knowledge of the thermonuclear reactions responsible for powering the stellar engine and for the synthesis of the chemical elements.

doaj   +1 more source

On the Origin of Summer Sporadic E Periodicities at Midlatitudes

open access: yesSpace Weather, Volume 24, Issue 9, September 2026.
Abstract Summertime midlatitude sporadic E (Es) layers exhibit daily periodicities whose underlying physical causes remain to be fully identified. We investigate the origin of these periodicities by analyzing an 11‐year data set (2007–2017) comprising ionosonde measurements, FORMOSAT‐3/COSMIC radio occultation (RO) observations, and WACCM‐X neutral ...
Xu Yan   +6 more
wiley   +1 more source

The Influence of Nuclear Reactions and Nuclear Structure in Astrophysics

open access: yesEPJ Web of Conferences, 2017
Nuclear reactions play an important role for the energy production and the nucleosynthesis in stars. New facilities, able to accelerate radioactive nuclei or high-intensity stable beams have allowed us to measure in the laboratory reactions involving ...
Rehm K. E.
doaj   +1 more source

Proceedings of the 11th workshop on 'Nuclear Astrophysics'

open access: yes, 2002
From February 11 through 15, 2002, again a Workshop on Nuclear Astrophysics was held at the Ringberg Castle near Munich. This workshop was the 11th in a series which began in May 1981.
Mueller, E. (eds.)   +2 more
core  

Global Ozone Reduction Driven by Dust‐Catalyzed Halogen Chemistry

open access: yesAGU Advances, Volume 7, Issue 6, September 2026.
Abstract Tropospheric ozone (O3) influences climate and poses risks to human health and crop productivity. Its distribution is shaped by complex interactions between chemical production, transport, and loss processes, including reactions with naturally occurring halogens.
D. Meidan   +8 more
wiley   +1 more source

Listening, in Times of Noise

open access: yes
Perspectives of Earth and Space Scientists, Volume 7, Issue 1, December 2026.
Li Li
wiley   +1 more source

First Observational Results of the Neutral Gas Mass Spectrometer Onboard the China's TianMu‐1 Constellation

open access: yesEarth and Space Science, Volume 13, Issue 9, September 2026.
Abstract In situ observations of thermospheric composition have long been scarce, limiting our understanding of the upper atmosphere and its response to space weather. This study focuses on the Neutral Gas Mass Spectrometer (NGMS) onboard the TM19 and TM20 satellites of China's TianMu‐1 constellation, presenting the first systematic elaboration of its ...
Jiangzhao Ai   +11 more
wiley   +1 more source

Nuclear astrophysics

open access: yes, 1992
The problem of core-collapse supernovae is used to illustrate the many connections between nuclear astrophysics and the problems nuclear physicists study in terrestrial laboratories.
Haxton, W. C.
core   +1 more source

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