Results 111 to 120 of about 67,060 (301)

Short‐Term Variability of Jupiter's Satellite Footprints as Spotted by JWST

open access: yesGeophysical Research Letters, Volume 53, Issue 5, 16 March 2026.
Abstract We present the main Alfvén wing (MAW) spots of Io and Europa as observed by the Near‐Infrared Spectrograph onboard the James Webb Space Telescope. These auroral footprint features have been measured previously, but only in emission. Here, the derived ionospheric H3+ ${\mathrm{H}}_{3}^{+}$ emission, temperature and column density are reported ...
Katie L. Knowles   +10 more
wiley   +1 more source

Aperture and Resolution Effects on Ultraviolet Star-forming Properties: Insights from Local Galaxies and Implications for High-redshift Observations

open access: yesThe Astrophysical Journal
We present an analysis of the effects of spectral resolution and aperture scale on derived galaxy properties using far-ultraviolet (FUV) spectra of local star-forming galaxies from the International Ultraviolet Explorer ( R ∼ 250, field of view (FOV ...
Ilyse Clark   +4 more
doaj   +1 more source

Thin Film Heater for Removable Volatile Protecting Coatings

open access: yesThe Scientific World Journal, 2013
Freshly coated aluminum mirrors have excellent reflectivity at far ultraviolet wavelengths. However, reflectivity rapidly degrades when the mirror surfaces are exposed to atmosphere.
Abid Karim
doaj   +1 more source

On the Coherent and Incoherent Characteristics of Semidiurnal Internal Tides Near the Luzon Strait: Influences of Sampling Interval and Observation Duration

open access: yesGeophysical Research Letters, Volume 53, Issue 5, 16 March 2026.
Abstract Internal tides (ITs) usually exhibit incoherent characteristics during their propagation. However, estimations of incoherent ITs from different platform (mooring and satellite) observations exhibit discrepancies, partly due to their different sampling intervals and observation durations.
Anzhou Cao   +3 more
wiley   +1 more source

Coronal Magnetometry with EUV Permitted Lines

open access: yesThe Astrophysical Journal
A major challenge in solar physics is to obtain empirical information on the magnetic field of the million-degree plasma of the solar corona. To this end, we need observables of the solar radiation sensitive to the coronal magnetic field.
Nataliia G. Shchukina   +4 more
doaj   +1 more source

Spin–orbit torque-assisted switching in magnetic insulator thin films with perpendicular magnetic anisotropy

open access: yesNature Communications, 2016
By virtue of strong spin-orbit coupling, a current-carrying heavy metal may generate a torque on the magnetization of an interfaced ferromagnetic metal.
Peng Li   +18 more
doaj   +1 more source

Life on Mars? The physiological perspective

open access: yes
Experimental Physiology, EarlyView.
Ronan M. G. Berg, Damian M. Bailey
wiley   +1 more source

First Principles Rovibronic Absorption Spectra of HF Molecule

open access: yesJournal of Computational Chemistry, Volume 47, Issue 6, March 5, 2026.
Hydrogen fluoride (HF) is astrophysically important, as it has been detected in sunspots, Venus, red giants, and the interstellar medium, serving as a probe of exoplanet atmospheres. This article presents an ab initio investigation of HF rovibronic spectroscopy, combining high‐level electronic‐structure data with nuclear‐motion solutions and refinement
Nariman Abu El Kher   +5 more
wiley   +1 more source

UVSat: a concept of an ultraviolet/optical photometric satellite

open access: yes, 2017
Time-series photometry from space in the ultraviolet can be presently done with only a few platforms, none of which is able to provide wide-field long-term high-cadence photometry.
Baran, A.   +27 more
core  

Apollo-Soyuz pamphlet no. 2: X-rays, gamma-rays [PDF]

open access: yes, 1977
The nature of high energy radiation and its penetration through earth's atmosphere is examined with emphasis on X-rays, gamma rays, and cosmic radiation and the instruments used in their detection.
From, T. P., Page, L. W.
core   +1 more source

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