Results 161 to 170 of about 162,871 (277)

Discovery and Spectroscopic Confirmation of Aquarius III: A Low-mass Milky Way Satellite Galaxy

open access: yesThe Astrophysical Journal
We present the discovery of Aquarius III, an ultra-faint Milky Way satellite galaxy identified in the second data release of the DECam Local Volume Exploration survey.
W. Cerny   +40 more
doaj   +1 more source

Machine learning approach of multi‐RAT selection for travelling users in 5G NSA networks

open access: yesIET Networks, EarlyView.
The authors present RAT selection algorithm for efficient resource allocation for public bus travelling user(s), utilising live data from multiple 5G NSA base stations. Models of the supervised machine learning algorithms: SVM, DNN and XGBoost were deployed for implementation to predict or select the appropriate RAT between 4G and 5G RATs.
Nurudeen O. Salau   +2 more
wiley   +1 more source

A Deep Dive into the NGC 741 Galaxy Group: Insights into a Spectacular Head-tail Radio Galaxy from VLA, MeerKAT, uGMRT, and LOFAR

open access: yesThe Astrophysical Journal
We present deep, wideband multifrequency radio observations (144 MHz−8 GHz) of the remarkable galaxy group NGC 741, which yield crucial insights into the interaction between the infalling head-tail radio galaxy (NGC 742) and the main group.
K. Rajpurohit   +19 more
doaj   +1 more source

Hedgehog: An Isolated Quiescent Dwarf Galaxy at 2.4 Mpc

open access: yesThe Astrophysical Journal Letters
It is well known that almost all isolated dwarf galaxies are actively forming stars. We report the discovery of dw1322m2053 (nicknamed Hedgehog), an isolated quiescent dwarf galaxy at a distance of 2.40 ± 0.15 Mpc with a stellar mass of M _⋆ ≈ 10 ^5.8 M ...
Jiaxuan Li   +3 more
doaj   +1 more source

Global warming and obesity: External heat exposure as a modulator of energy balance

open access: yesFASEB BioAdvances, EarlyView.
Core body temperature regulation can significantly influence metabolic processes to maintain energy balance. For example, geographic and environmental factors (global warming) can affect obesity rates and can be tracked along latitudinal boundaries.
Imani Muhammad   +3 more
wiley   +1 more source

Hydrostatic Equilibrium Constraints in X-COP Galaxy Clusters: Testing Hyperconical Modified Gravity in Hot-gas-dominated Regions

open access: yesThe Astrophysical Journal
Modified Newtonian dynamics (MOND) was originally proposed to model galaxy rotation curves without dark matter. However, MOND presents difficulties in explaining the radial acceleration relation observed in galaxy clusters, and moreover, it does not ...
Robert Monjo
doaj   +1 more source

Comparative analysis of dietary iron deprivation and supplementation in a murine model of colitis

open access: yesFASEB BioAdvances, EarlyView.
Iron deficiency and anemia are frequent complications of inflammatory bowel disease (IBD) and patients are treated with oral iron supplements. To compare the outcome of iron‐deficiency or iron‐supplementation on the severity of inflammation, wild‐type mice were fed an iron‐deficient, iron‐adequate or iron‐supplemented diet.
Thanina Medjbeur   +6 more
wiley   +1 more source

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