Results 41 to 50 of about 1,800,884 (153)
First results from the IllustrisTNG simulations: the galaxy colour bimodality
We introduce the first two simulations of the IllustrisTNG project, a next generation of cosmological magnetohydrodynamical simulations, focusing on the optical colours of galaxies.
Hernquist L +11 more
core +2 more sources
We experimentally evaluate a rectangular latent‐heat thermal energy storage box filled with paraffin RT57. Embedding 1–3 aluminum‐foam pieces (ε ≈ 0.89 and 10 PPI) increases effective thermal conductivity, making the temperature field more uniform and accelerating phase change.
Mahdi Fatourehchi +3 more
wiley +1 more source
A Coscaling Grid for Athena++. II. Magnetohydrodynamics
We extend the coscaling formalism of Habegger & Heitsch implemented in Athena++ to magnetohydrodynamics. The formalism relies on flow symmetries in astrophysical problems involving expansion, contraction, and center-of-mass motion. The formalism is fully
Fabian Heitsch, Roark Habegger
doaj +1 more source
ABSTRACT Tree‐contact single‐phase‐to‐ground fault (TSF) is a common and hazardous type of failure in distribution networks. TSF is likely to occur when overhead conductors contact moist tree branches, potentially leading to insulation breakdown, posing serious threats to grid safety.
Wenjun Ning +5 more
wiley +1 more source
Existence and uniqueness in critical spaces for the magnetohydrodynamical system in R n
We give a description of a magnetohydrodynamical system in n dimension using the exterior derivative. We then prove existence of global solutions for small initial data and local existence for arbitrary large data in two classes of critical spaces-L q t ...
Denis, Clément
core
Study on the Power‐Frequency Arc Extinction Characteristics of Semi‐Closed Short‐Gap Device
ABSTRACT Multi‐chamber arc‐extinguishing devices have a simple structure and excellent arc‐extinguishing performance; thus, they have attracted considerable attention as lightning protection devices. However, the structural parameters of different models of the aforementioned devices vary, leading to inconsistent protection levels; therefore, the arc ...
Yeqiang Deng +4 more
wiley +1 more source
Nightside Auroral Arcs Near the Electron Isotropy Boundary: TRACERS–THEMIS–MetOp Observations
Abstract Particle precipitation is the ultimate driver of aurorae. Monoenergetic (∼keV) electrons accelerated above the ionosphere produce discrete auroral forms and are associated with field‐aligned currents that govern magnetosphere–ionosphere (MI) coupling.
S. R. Kamaletdinov +5 more
wiley +1 more source
The Galaxy Stellar Mass–Star Formation Rate–Size Relation in EAGLE, TNG100, and Observations
The stellar mass, size, and star formation rate (SFR) are fundamental properties that encode the structural and evolutionary states of galaxies. Observations reveal a mass–SFR–size relation, whereby galaxies become more compact both above and below the ...
Jiani Chu +3 more
doaj +1 more source
As the thermal demands of automotive radiators and electronic cooling systems continue to grow, it is imperative to develop advanced heat transfer fluids that possess better thermo physical properties. Current work focuses on the hydrodynamic and thermal behavior of a tri‐hybrid nanofluid formulated with ethylene glycol as the base fluid (CuO‐Al2O3 ...
Sidra Afzal +4 more
wiley +1 more source
A simulation of the IPS variations from a magnetohydrodynamical simulation [PDF]
Calculations of the variations of interplanetary scintillation (IPS) from a disturbance simulated by a 3-D magnetohydrodynamical (MHD) model of the solar wind are presented.
Wu, S. T. +3 more
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