Results 101 to 110 of about 29,160 (315)

Analytical and Numerical Methods for Circumbinary Disk Dynamics. II. Inclined Disks

open access: yesThe Astrophysical Journal
To gain insight into the dynamical influence of a supermassive black hole binary on a circumbinary accretion disk, we investigate the binary and viscous torque densities throughout such a disk, with emphasis on the final density distribution ...
Michal Pirog   +2 more
doaj   +1 more source

All-sky search for short gravitational-wave bursts in the first Advanced LIGO run [PDF]

open access: yes, 2017
We present the results from an all-sky search for short-duration gravitational waves in the data of the firstrun of the Advanced LIGO detectors between September 2015 and January 2016. The search algorithmsuse minimal assumptions on the signal morphology,
The LIGO Scientific Collaboration and The Virgo Collaboration etal   +2 more
core  

Search for Multimessenger Sources of Gravitational Waves and High-energy Neutrinos with Advanced LIGO during Its First Observing Run, ANTARES, and IceCube [PDF]

open access: yes, 2019
Astrophysical sources of gravitational waves, such as binary neutron star and black hole mergers or core-collapse supernovae, can drive relativistic outflows, giving rise to non-thermal high-energy emission.

core   +1 more source

Halide Perovskite: A Rich Source of Thermal Insulator

open access: yesAdvanced Science, EarlyView.
Halide perovskites exhibit ultralow thermal conductivity driven by intrinsic lattice softness and strong anharmonicity, falling below conventional defect‐engineering limits. Weak metavalent bonding, A‐site rattling, and dynamic octahedral tilting drive phonon scattering to the Ioffe–Regel limit, where wave‐like tunneling replaces particle‐like ...
Haolin Ye   +3 more
wiley   +1 more source

Analysis of negative flow of gravitational waves

open access: yesSistemnì Doslìdženâ ta Informacìjnì Tehnologìï, 2019
In this article, we made the mathematical explanation of the anti-gravitational waves, by the inspiration that we got from the observed positron in cosmic rays.
Yoshio Matsuki, Petro I. Bidyuk
doaj   +1 more source

Photo‐Gated Corona Microfluidics

open access: yesAdvanced Science, EarlyView.
Photo‐gated corona microfluidics decouples optical programming from electric‐field actuation to enable reconfigurable manipulation on open, electrode‐pattern‐free surfaces. Near‐infrared irradiation locally melts paraffin, creating a reversible charge‐relaxation pathway that reconstructs the electric field.
Xiaxia Cui   +9 more
wiley   +1 more source

Prevalence of Compact Nuclear Radio Emission in Post-merger Galaxies and Its Origin

open access: yesThe Astrophysical Journal
Post-merger galaxies are unique laboratories to study the triggering and interplay of star formation and active galactic nucleus (AGN) activity. Combining new, high-resolution Jansky Very Large Array (VLA) observations with archival radio surveys, we ...
Gregory Walsh, Sarah Burke-Spolaor
doaj   +1 more source

Effects of Non-Standard Neutrinos on Gravitational Waves [PDF]

open access: yes
openIt is well known that the primordial stochastic background of gravitational waves (GWs) can be damped due to the free-streaming of neutrinos during the propagation of GWs through cosmic structures. However, for some frequencies of the GWs an opposite
GURSES, EYUP
core  

Interfaces in Numerical Relativistic hydrodynamics [PDF]

open access: yes, 2010
This thesis investigates numerical techniques for modelling sharp interfacesbetween relativistic fluids. The motivation for this work lies in obtaining accuratemodels of neutron star interiors for use in multidimensional simulationsin general relativity.
Millmore, Stephen Timothy
core  

Newtonian noise and ambient ground motion for gravitational wave detectors [PDF]

open access: yes, 2016
Fluctuations of the local gravitational field as a result of seismic and atmospheric displacements will limit the sensitivity of ground based gravitational wave detectors at frequencies below 10 Hz.
Van Den Brand, J.   +3 more
core   +1 more source

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