Results 141 to 150 of about 55,109 (308)

The First Spectrum of the Coldest Brown Dwarf

open access: yes, 2016
The recently discovered brown dwarf WISE 0855 presents our first opportunity to directly study an object outside the Solar System that is nearly as cold as our own gas giant planets.
Allers, Katelyn   +8 more
core   +2 more sources

Recent JunoCam Revelations About Discrete Features in Jupiter’s Atmosphere

open access: gold, 2021
Glenn S. Orton   +10 more
openalex   +1 more source

Heat Capacity Measurements and Thermodynamic Assessment of the Y2O3–Ta2O5 System

open access: yesJournal of the American Ceramic Society, Volume 109, Issue 2, February 2026.
ABSTRACT Phase equilibria in the Y2O3–Ta2O5 system play an important role in the development of new materials for thermal barrier coating (TBC) applications, with higher thermal stability resulting in more efficient gas turbines with reduced exhaust gas emissions.
M. Löffler   +4 more
wiley   +1 more source

Predictions of Auroral Electron Precipitation and Joule Heating at Uranus

open access: yesGeophysical Research Letters
The precipitation of electrons and Joule heating are key processes through which energy is transferred from Uranus' magnetosphere to its upper atmosphere. These processes drive atmospheric ionization, thermospheric heating, and auroral emission at Uranus.
Daniel J. Gershman, George Clark
doaj   +1 more source

Effects of Periodontal‐Specific Exosomes and rhBMP2 on Osteogenic Behaviour and Differentiation of BMSCs

open access: yesJournal of Cellular and Molecular Medicine, Volume 30, Issue 3, February 2026.
ABSTRACT Growth factors, including recombinant human bone morphogenetic protein‐2 (rhBMP2), have been clinically utilised for large bone augmentation with good outcomes. Nevertheless, long‐term healing, swelling, safety concerns, and high cost limit their use.
Paras Ahmad   +6 more
wiley   +1 more source

Unveiling the Atmosphere of the Super-Jupiter HAT-P-14 b with JWST NIRISS and NIRSpec

open access: yesThe Astronomical Journal
We report the combined JWST Near Infrared Spectrograph (NIRSpec)/G395H and the Near Infrared Imager and Slitless Spectrograph (NIRISS)/Single Object Slitless Spectroscopy (SOSS) transmission spectrum of the transiting super-Jupiter HAT-P-14 b, from 0.60 ...
Rongrong Liu   +3 more
doaj   +1 more source

Global dynamics and thermal structure of Jupiter's atmosphere [PDF]

open access: yes
Voyager flyby observations have yielded the first detailed maps of wind and temperature fields in the Jupiter atmosphere; these data indicate that Jupiter's zonal currents violate the barotropic instability criterion if they extend only a few scale ...
Flasar, F. M.
core   +1 more source

The Open-source Photochem Code: A General Chemical and Climate Model for Interpreting (Exo)Planet Observations

open access: yesThe Planetary Science Journal
With the launch of the James Webb Space Telescope, we are firmly in the era of exoplanet atmosphere characterization. Understanding exoplanet spectra requires atmospheric simulations that span the diversity of planetary atmospheres.
Nicholas F. Wogan   +9 more
doaj   +1 more source

Key Questions of Earth Wind–Moon Interaction

open access: yesSpace: Science & Technology
The Moon is exposed to a variety of complex space environments during its 29.5-d orbiting around Earth, of which one-quarter in Earth’s magnetosphere. The collection of particles in Earth’s magnetosphere is called Earth wind, which consists of the solar ...
Jinbin Cao   +3 more
doaj   +1 more source

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