Results 51 to 60 of about 1,703,581 (176)

A Microphysics Model of Multicomponent Venus' Clouds With a High‐Accuracy Condensation Scheme

open access: yesEarth and Space Science, Volume 12, Issue 6, June 2025.
Abstract Accurate modeling of the Venusian cloud structure remains challenging due to its complex microphysical properties. Condensation primarily determines the cloud particle size distribution within the various cloud layers. However, existing Venus microphysics models mainly use a full‐stationary bin scheme, which may be prone to numerical diffusion
H. Karyu   +8 more
wiley   +1 more source

Public opinion on migration [PDF]

open access: yes, 2018
Mapping and understanding what shapes public attitudes are particularly critical at a time when immigration is often perceived as one of the most important political issues facing countries around the world, with significant implications for election ...
DENNISON, James
core   +1 more source

Signs of Similar Stellar Obliquity Distributions for Hot and Warm Jupiters Orbiting Cool Stars

open access: yesThe Astronomical Journal
Transiting giant planets provide a natural opportunity to examine stellar obliquities, which offer clues about the origin and dynamical histories of close-in planets.
Marvin Morgan   +5 more
doaj   +1 more source

The Orbit of Warm Jupiter WASP-106 b is Aligned with its Star

open access: yesThe Astronomical Journal, 2023
Understanding orbital obliquities, or the misalignment angles between a star’s rotation axis and the orbital axis of its planets, is crucial for unraveling the mechanisms of planetary formation and migration.
Jan-Vincent Harre   +5 more
doaj   +1 more source

Long‐Lasting Volcanism of the Moon Aided by the Switch in Dominant Mechanisms of Magma Ascent: Role of Localized Radioactive Enrichment in a Numerical Model of Magmatism and Mantle Convection

open access: yesGeophysical Research Letters, Volume 52, Issue 8, 28 April 2025.
Abstract Significant volcanic activity continued for billions of years since 3.5–4 Gyr ago in the Procellarum KREEP Terrane (PKT) of the Moon, but not so significant outside the PKT. To understand this volcanic history, we developed a 2‐D numerical model of magmatism and mantle convection; the effects of the PKT on lunar evolution are considered by ...
Ken'yo U   +4 more
wiley   +1 more source

Tracing the Contribution of Abiotic Methane in Deep Natural Gases From the Songliao Basin, China Using Bulk Isotopes and Methane Clumped Isotopologue 12CH2D2

open access: yesGeochemistry, Geophysics, Geosystems, Volume 26, Issue 4, April 2025.
Abstract The identification and evaluation of abiotic methane remain an active research area due to uncertainties in traditional indicators that may lead to “false‐positive” detections. As an emerging isotopic tool, methane clumped isotope can provide novel information about the generation and post‐generation processes of methane gases.
Jiacheng Li   +5 more
wiley   +1 more source

Labour Migration for Vulnerable Communities: A Strategy to Adapt to a Changing Environment [PDF]

open access: yes, 2011
de Moor N. Labour Migration for Vulnerable Communities: A Strategy to Adapt to a Changing Environment. COMCAD Arbeitspapiere - Working Papers, 101.
Moor, Nicole de, de Moor, Nicole
core  

Dependence of Planet Populations on Stellar Mass and Metallicity: A Pebble-accretion-based Planet Population Synthesis Model

open access: yesThe Astrophysical Journal
The formation and evolution of planetary systems are linked to their host stellar environment. In this study, we employ a pebble-accretion-based planet population synthesis model to explore the correlation between planetary properties and stellar mass ...
Mengrui Pan   +5 more
doaj   +1 more source

Initial Thermal States of Super‐Earth Exoplanets and Implications for Early Dynamos

open access: yesJournal of Geophysical Research: Planets, Volume 130, Issue 2, February 2025.
Abstract The accretion of Earth and the formation of a metallic core released a large amount of primordial heat and may have enabled its evolution into a habitable world. Metal‐silicate segregation likely occurs in super‐Earth exoplanets as well, but its influence on their initial thermal states has not been fully examined.
Nathaniel I. White, Jie Li
wiley   +1 more source

Migration as an Adaptation Strategy and Its Consequences on Coastal Society: Experience from Bangladesh [PDF]

open access: yes, 2011
Mallick B. Migration as an Adaptation Strategy and Its Consequences on Coastal Society: Experience from Bangladesh. COMCAD Arbeitspapiere - Working Papers, 96.
Mallick, Bishawjit
core  

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