Results 121 to 130 of about 55,109 (308)

Saturn orbiter mission study [PDF]

open access: yes
A preliminary analysis of the important aspects of missions orbiting the planet Saturn is provided. Orbital missions to Saturn is given serious consideration for the 1980's, or after flybys by Pioneer 10/G and Mariner Jupiter-Saturn 1977.
Sullivan, R. J., Wells, W. C.
core   +1 more source

Atmospheric Ion‐Neutral Coupling as a Potential Driver for Saturn's Magnetospheric Antisunward Electric Field

open access: yesGeophysical Research Letters, Volume 53, Issue 3, 16 February 2026.
Abstract Saturn's inner magnetosphere contains a weak antisunward electric field that has influenced a wide array of different aspects of the magnetospheric conditions in that region. Previously, these currents have been explained as being caused by magnetospheric drivers.
Tom S. Stallard
wiley   +1 more source

Ionization and transport in partially ionized multicomponent plasmas: Application to atmospheres of hot Jupiters [PDF]

open access: green, 2021
Sandeep Kumar   +7 more
openalex   +1 more source

From Rigid to Elastic: Tailoring the Properties of Linear Poly(IBOA‐co‐2EHA) Copolymers Synthesized by UV Polymerization

open access: yesJournal of Applied Polymer Science, Volume 143, Issue 7, February 15, 2026.
The combination of a rigid monomer (IBOA) and a flexible monomer (2‐EHA) via free‐radical copolymerization yields amorphous poly(IBOA‐co‐2‐EHA) with a wide range of tunable mechanical properties. The image depicts how increasing the IBOA content shifts the material's behavior from that of an elastic elastomer (PEHA) to a rigid, brittle plastic (PIBOA),
Djazia Bendeddouche   +7 more
wiley   +1 more source

The Influence of Non‐Thermal Collisions in Europa's Atmosphere

open access: yesGeophysical Research Letters
In this study, we show that non‐thermal collisions can play a significant role in shaping Europa's exospheric structure. Collisions between radiolytically produced O2 and the O produced via electron impact dissociation of O2 affect the exospheric ...
Shane R. Carberry Mogan   +2 more
doaj   +1 more source

Laser Ablation Sampling With Low‐Power Plasma: A LA‐MIP‐MS Instrument for Spaceflight

open access: yesRapid Communications in Mass Spectrometry, Volume 40, Issue 3, 15 February 2026.
ABSTRACT Rationale Inductively coupled plasma (ICP) is a commonly used ion source for mass spectrometry‐based chemical analysis of a wide range of materials. Traditional ICP ion sources use high power (> 1000 W) and significant gas flow (> 10 L/min), rendering them unsuitable for spaceflight, as they are too resource‐intensive for planetary spacecraft.
Benjamin J. Farcy   +11 more
wiley   +1 more source

Biosynthesis of Silver Nanoparticles Using Black Pepper (Piper nigrum) Seed Extract and Evaluation of Their Cytotoxicity

open access: yesChemistry &Biodiversity, Volume 23, Issue 2, February 2026.
This study reports the green biosynthesis of piperine‐functionalized silver nanoparticles from Piper nigrum seed extract, followed by comprehensive physicochemical characterization and in vitro cytotoxic evaluation. The results confirm successful nanocomposite formation and demonstrate a marked enhancement of cytotoxic activity against gastric cancer ...
Nylton Ferreira Maciel   +17 more
wiley   +1 more source

JWST-TST DREAMS: A Precise Water Abundance for Hot Jupiter WASP-17b from the NIRISS SOSS Transmission Spectrum

open access: yesThe Astronomical Journal
Water has proven to be ubiquitously detected in near-infrared (NIR) transmission spectroscopy observations of hot Jupiter atmospheres, including WASP-17b.
Dana R. Louie   +29 more
doaj   +1 more source

Upper atmospheres and ionospheres of planets and satellites

open access: yes, 2017
The upper atmospheres of the planets and their satellites are more directly exposed to sunlight and solar wind particles than the surface or the deeper atmospheric layers.
A Bhardwaj   +109 more
core   +1 more source

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