Results 131 to 140 of about 153,040 (288)

A low mass cluster of extremely red galaxies atz= 1.10 in the GOODS Southern Field [PDF]

open access: bronze, 2007
A. Díaz‐Sánchez   +3 more
openalex   +1 more source

Logarithmic and Strong Coupling Models in Weyl‐Type f(Q,T)$f(Q,T)$ Gravity

open access: yesAnnalen der Physik, Volume 538, Issue 1, January 2026.
This work explores Weyl‐type f(Q,T) gravity using recent observational datasets — CC, Pantheon+, Union 3.0, and DESI DR2. Through MCMC analysis of logarithmic and strong coupling models, the study reveals a transition from deceleration to acceleration, quintessence‐to‐phantom dynamics, and late‐time consistency with LCDM, offering a geometry‐driven ...
Rahul Bhagat, S. K. Tripathy, B. Mishra
wiley   +1 more source

Distribution of Merging and Post-merger Galaxies in Nearby Galaxy Clusters

open access: yesThe Astrophysical Journal
We study the incidence and spatial distribution of galaxies that are currently undergoing gravitational merging (M) or that have signs of being post-merger (PM) in six galaxy clusters (A754, A2399, A2670, A3558, A3562, and A3716) within the redshift ...
Duho Kim   +12 more
doaj   +1 more source

STAR-FORMING GALAXIES IN THE HERCULES CLUSTER: Hα IMAGING OF A2151 [PDF]

open access: bronze, 2009
Bernabé Cedrés   +5 more
openalex   +1 more source

Phylogenetic History and Adaptation Mechanisms of Casuarina equisetifolia Landraces in China

open access: yesEcology and Evolution, Volume 16, Issue 1, January 2026.
Genetic analysis revealed that Chinese Casuarina equisetifolia landraces exhibit structures similar to Southeast Asian populations but also show evidence of hybridization with C. glauca. The study detected genomic variations linked to pathogen interactions along migration pathways and identified integrated adaptive signals in hybrids, including traits ...
Jingxiang Meng   +3 more
wiley   +1 more source

The S-PLUS Fornax Project (S+FP): Mapping Globular Clusters Systems within 5 Virial Radii around NGC 1399

open access: yesThe Astronomical Journal
We present the largest sample (∼13,000 candidates, ∼3000 of which are bona fide candidates) of globular cluster (GCs) candidates reported in the Fornax cluster so far.
Luis Lomelí-Núñez   +27 more
doaj   +1 more source

Exploring the Effects of Reduced Gravitational Field Impacts on Convective Heat Transfer: A Comprehensive Review

open access: yesHeat Transfer, Volume 55, Issue 1, Page 764-774, January 2026.
ABSTRACT This review explores the impact of gravitational instability on convective heat transfer, integrating existing research results and theoretical models. Gravitational instability is vital in promoting or hindering convective actions in different systems, such as atmospheric events, ocean currents, and industrial processes.
Hossam A. Nabwey   +3 more
wiley   +1 more source

Cosmology with galaxy clusters

open access: yes
23 pages, 5 figures. This is a pre-print of a chapter for the Encyclopedia of Astrophysics (edited by I. Mandel, section editor C.
openaire   +2 more sources

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