Results 31 to 40 of about 16,812,166 (316)

First results on low-mass dark matter from the CRESST-III experiment [PDF]

open access: yesJournal of Physics: Conference Series, 2016
The CRESST experiment (Cryogenic Rare Even Search with Superconducting Thermometers), located at Laboratori Nazionali del Gran Sasso in Italy, searches for dark matter particles via their elastic scattering off nuclei in a target material.
F. Petricca   +44 more
semanticscholar   +1 more source

Suppression of phase transitions and glass phase signatures in mixed cation halide perovskites

open access: yesNature Communications, 2020
Understanding the underlying physics and improving the performance of mixed lead halide perovskite materials remains a challenge. Here, the authors present experimental and theoretical study of structural phases, phase transitions, and dipolar dynamics ...
Mantas Simenas   +14 more
doaj   +1 more source

Low-mass Quiescent Galaxies Are Small in Isolated Environments: Environmental Dependence of the Mass–Size Relation of Low-mass Quiescent Galaxies

open access: yesThe Astrophysical Journal, 2023
We study the mass–size relation of quiescent galaxies across various environments, with a particular focus on its environmental dependence at the low-mass part of $\mathrm{log}({M}_{\mathrm{star}}/{M}_{\odot })\lesssim 10.0$ .
Yongmin Yoon, Jae-Woo Kim, Jongwan Ko
doaj   +1 more source

Electron-capture and Low-mass Iron-core-collapse Supernovae: New Neutrino-radiation-hydrodynamics Simulations [PDF]

open access: yes, 2017
We present new 1D (spherical) and 2D (axisymmetric) simulations of electron-capture (EC) and low-mass iron-core-collapse supernovae (SN). We consider six progenitor models: the ECSN progenitor from Nomoto; two ECSN-like low-mass low-metallicity iron-core
D. Radice   +4 more
semanticscholar   +1 more source

Low-mass dark matter search using ionization signals in XENON100 [PDF]

open access: yes, 2016
We perform a low-mass dark matter search using an exposure of 30 kg$\times$yr with the XENON100 detector. By dropping the requirement of a scintillation signal and using only the ionization signal to determine the interaction energy, we lowered the ...
E. Aprile   +110 more
semanticscholar   +1 more source

Low serum TSH levels are associated with low values of fat-free mass and body cell mass in the elderly

open access: yesScientific Reports, 2021
Previous studies on the association between thyroid function and body composition are conflicting and showed strong differences across age groups. Our aim was to clarify age-specific associations of serum thyroid-stimulating hormone (TSH) levels with ...
Till Ittermann   +7 more
doaj   +1 more source

SDSS-IV MaNGA: evidence of the importance of AGN feedback in low-mass galaxies [PDF]

open access: yes, 2017
We present new evidence for AGN feedback in a subset of 69 quenched low-mass galaxies ($M_{\star} \lesssim 5\times10^{9}$ M$_{\odot}$, $M_{\rm{r}} > -19$) selected from the first two years of the SDSS-IV MaNGA survey.
S. Penny   +17 more
semanticscholar   +1 more source

The self-similarity theory of high pressure torsion

open access: yesBeilstein Journal of Nanotechnology, 2016
By analyzing the problem of high pressure torsion (HPT) in the rigid plastic formulation, we show that the power hardening law of plastically deformed materials leads to self-similarity of HPT, admitting a simple mathematical description of the process ...
Yan Beygelzimer   +3 more
doaj   +1 more source

Unstable low-mass planetary systems as drivers of white dwarf pollution [PDF]

open access: yes, 2017
At least 25 percent of white dwarfs show atmospheric pollution by metals, sometimes accompanied by detectable circumstellar dust/gas discs or (in the case of WD 1145+017) transiting disintegrating asteroids.
A. Mustill   +4 more
semanticscholar   +1 more source

Study of Mg–Al–Ca magnesium alloy ameliorated with designed Al8Mn4Gd phase

open access: yesJournal of Magnesium and Alloys, 2020
To investigate the effect of Al8Mn4Gd phase on microstructural and mechanical properties of Mg–Al–Ca magnesium alloy, two Mg–2.5Al2Ca and Mg–2.5Al2Ca-0.1Al8Mn4Gd alloys were designed and compared in this work.
Chaosheng Ma   +3 more
doaj   +1 more source

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