Results 71 to 80 of about 111,631 (275)

Ring or No Ring—Revisiting the Multiphase Nuclear Environment in M31

open access: yesThe Astrophysical Journal
Nuclear rings, prevalent in barred galaxies, are essential to understanding gas transport toward galactic nuclei. However, the peculiar nuclear ring in our neighboring galaxy M31 remains poorly understood.
Zongnan Li   +11 more
doaj   +1 more source

The relation between bar formation, galaxy luminosity, and environment

open access: yes, 2013
We derive the bar fraction in three different environments ranging from the field to Virgo and Coma clusters, covering an unprecedentedly large range of galaxy luminosities (or, equivalently, stellar masses).
Aguerri, J. A. L.   +4 more
core  

Adverse Outcome Pathways Applied to Space Radiation Research

open access: yesEnvironmental and Molecular Mutagenesis, EarlyView.
ABSTRACT Long‐duration spaceflight exposes astronauts to various stressors that can alter human physiology, potentially causing immediate and long‐term health effects. These stressors can damage biomolecules, cells, tissues, and organs, leading to adverse outcomes.
Vinita Chauhan   +18 more
wiley   +1 more source

Shelf‐Life Enhancement of Sugarcane Juice With Herbal Extracts: Extracted Through Novel Microwave‐Assisted Drying Extraction Technique

open access: yesFood Safety and Health, EarlyView.
ABSTRACT Antioxidants in foods delay or prevent the oxidation of the food. Previously, synthetic antioxidants were commonly used in food formulations, but, due to safety concerns, interest in natural antioxidants has intensified. A novel microwave‐assisted drying extraction process was adopted to dry mint and coriander leaves.
Zarnab Asif   +3 more
wiley   +1 more source

The graviton background: a new way to quantum gravity [PDF]

open access: yes, 2006
Graviton pairing and destruction of these pairs under collisions with bodies may lead to the Newtonian attraction. It opens us a new way to a very-low-energy quantum gravity model.
Ivanov, Michael A.
core   +1 more source

Numerical simulations of interacting disk galaxies [PDF]

open access: yes
Galaxy-galaxy interactions have long attracted many extragalactic astronomers in various aspects. A number of computer simulations performed in the 1970s have successfully reproduced the peculiar morphologies observed in interacting disk galaxies and ...
Noguchi, Masafumi
core   +1 more source

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

open access: yesHeat Transfer, EarlyView.
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

HCG 57: Evidence for Shock-heated Intergalactic Gas from X-Rays and Optical Emission Line Spectroscopy

open access: yesThe Astrophysical Journal
We present Chandra and XMM-Newton X-ray observations of the compact group HCG 57, and optical integral field spectroscopy of the interacting galaxy pair HCG 57A/D.
Ewan O’Sullivan   +7 more
doaj   +1 more source

Somato‐Cognitive Action Network in Focal Dystonia

open access: yesMovement Disorders, EarlyView.
Abstract Background The central pathology causing idiopathic focal dystonia remains unclear. The recently identified somato‐cognitive action network (SCAN) has been implicated. Objective We tested whether the effector‐agnostic SCAN may constitute a central pathology shared across dystonia subtypes, whereas the effector‐specific regions in the primary ...
Yuchao Wang   +8 more
wiley   +1 more source

AMPK‐Dependent Epigenetic Regulation of Metabolism Mediates the Anti‐Cancer Action of Pterostilbene in Hepatocellular Carcinoma

open access: yesMolecular Nutrition &Food Research, EarlyView.
This study investigates the anti‐cancer effects of pterostilbene (PTS), a naturally occurring dietary phytoestrogen, in a rat model of hepatocellular carcinoma (HCC) induced by a choline‐deficient L‐amino acid‐defined (CDAA) diet. Supplementation with PTS significantly reduces liver steatosis and tumor formation.
Cayla Boycott   +12 more
wiley   +1 more source

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