Results 151 to 160 of about 78,655 (291)

Deciphering the “Missing Xenon Paradox” in Celestial Bodies: A Multifaceted Perspective Toward Demystifying This Enigma

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 4, April 2026.
Abstract Xenon (Xe) is a heavy noble gas with intriguing chemical properties, such as having several stable isotopes and the ability to form compounds under extreme conditions. Despite the predictions based on cosmochemical models that suggest xenon should be relatively abundant in planetary reservoirs, empirical data indicate a significant depletion ...
Avinash Kumar Both   +2 more
wiley   +1 more source

Measurement of ion acceleration and diffusion in a laser-driven magnetized plasma. [PDF]

open access: yesNat Commun
Chu JTY   +27 more
europepmc   +1 more source

Testing the Limits of Provenance Analysis From Basaltic Fluvial Sediment Near Sandvatn, Iceland, as a Mars Analog

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 4, April 2026.
Abstract Detrital sediments that accumulate downstream and are preserved in sedimentary rocks can allow characterization of geologic formations that are inaccessible for spatial or temporal reasons. However, mixing, sorting, and alteration of sediment during transport may complicate reconstruction of protolith characteristics.
Audrey R. Putnam   +7 more
wiley   +1 more source

Characterization of the Outer Uranian Rings in the Visual and Near‐IR Using Keck, JWST, and HST Observations

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 4, April 2026.
Abstract We present observations of the Uranian outer ring system at near‐infrared and visible wavelengths. Observations with the Keck Telescope were taken in July‐August 2007 at 2.12 and 1.63 μm, when the ring plane was almost edge‐on (ring opening angle B=0.62 $B=0.62$–0.24° ${}^{\circ}$). These data showed, for the first time, the μ ring at infrared
Imke de Pater   +7 more
wiley   +1 more source

Magnetized plasma rotator for relativistic mid-infrared pulses via frequency-variable Faraday rotation. [PDF]

open access: yesLight Sci Appl
Li DA   +10 more
europepmc   +1 more source

Magnetic Field Induced by Convective Flow in Ganymede's Subsurface Ocean

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 4, April 2026.
Abstract It has been suggested that the convective flows in Ganymede's subsurface ocean can generate a magnetic field that is strong enough to be measured by future space missions. Here, we investigate this hypothesis by developing a numerical model of Ganymede's magnetic field induced by the motion of salt water in its interior.
L. Šachl   +3 more
wiley   +1 more source

Mars Thermospheric Variability: Disentangling the Influence of Irradiance, Dust, and Dynamics

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 4, April 2026.
Abstract We present a comprehensive analysis of Martian thermospheric variability using nearly a decade of solar occultation measurements from the MAVEN Extreme Ultraviolet Monitor (EUVM). These data provide vertical profiles of CO2 ${\text{CO}}_{2}$ density and temperature from ∼130 ${\sim} 130$ to 180 km at dawn and dusk, enabling the investigation ...
E. M. B. Thiemann   +8 more
wiley   +1 more source

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