Results 41 to 50 of about 48,168 (266)

Astrophysical spouts: The jet set [PDF]

open access: yesNature, 2002
Despite the ubiquity of astrophysical jets, there is no generally accepted theory for the mechanism of their formation.
openaire   +2 more sources

High Energy Neutrino Emission from Astrophysical Jets in the Galaxy

open access: yesAdvances in High Energy Physics, 2015
We address simulated neutrino emission originated from astrophysical jets of compact objects within the Galaxy. These neutrinos are of high energies (Eν of the order up to a few TeV) and for their observation specialized instruments are in operation ...
T. Smponias, O. T. Kosmas
doaj   +1 more source

GRMHD Simulations and Modeling for Jet Formation and Acceleration Region in AGNs

open access: yesUniverse, 2022
Relativistic jets are collimated plasma outflows with relativistic speeds. Astrophysical objects involving relativistic jets are a system comprising a compact object such as a black hole, surrounded by rotating accretion flows, with the relativistic jets
Yosuke Mizuno
doaj   +1 more source

Laboratory simulations of astrophysical jets and solar coronal loops: new results [PDF]

open access: yes, 2010
An experimental program underway at Caltech has produced plasmas where the shape is neither fixed by the vacuum chamber nor fixed by an external coil set, but instead is determined by self-organization.
Bellan, P. M.   +5 more
core   +1 more source

Momentum transfer by astrophysical jets

open access: yesThe Astrophysical Journal, 1994
We have used 3-D smoothed particle hydrodynamical simulations to study the basic properties of the outflow that is created by a protostellar jet in a dense molecular cloud. The dynamics of the jet/cloud interaction is strongly affected by the cooling in the shocked gas behind the bow shock at the head of the jet. We show that this cooling is very rapid,
Benz, W.   +3 more
openaire   +2 more sources

A Census of WISE-selected Dual and Offset AGNs Across the Sky: New Constraints on Merger-driven Triggering of Obscured AGNs

open access: yesThe Astrophysical Journal, 2023
Pairs of galaxies hosting active galactic nuclei (AGNs) are powerful probes of merger-driven supermassive black hole (SMBH) growth as they can resolve individual AGNs and trace mergers over a large range of physical separations.
R. Scott Barrows   +3 more
doaj   +1 more source

Curved Herbig-Haro Jets: Simulations and Experiments

open access: yes, 2007
Herbig-Haro jets often show some degree of curvature along their path, in many cases produced by the ram pressure of a side-wind. We present simulations of both laboratory and astrophysical curved jets and experimental results from laboratory experiments.
A. Ciardi   +5 more
core   +2 more sources

Relativistic tidal acceleration of astrophysical jets [PDF]

open access: yesPhysical Review D, 2017
26 pages, 6 figures, revtex macros used. Revised version matching the published one. v3: typos corrected in equations (5) and (10)-(12)
Donato Bini   +2 more
openaire   +2 more sources

Measurement of the plasma astrophysical S factor for the 3He(D, p)4He reaction in exploding molecular clusters [PDF]

open access: yes, 2013
The plasma astrophysical S factor for the 3He(D, p)4He fusion reaction was measured for the first time at temperatures of few keV, using the interaction of intense ultrafast laser pulses with molecular deuterium clusters mixed with 3He atoms.
Andreoli, P.   +20 more
core   +2 more sources

Anomalous‐Energy Runaway Electrons Originating in Fast Ionisation Wave During Pulsed Gas Breakdown

open access: yesHigh Voltage, EarlyView.
ABSTRACT Anomalous‐energy runaway electrons (RAEs), whose energy exceeds the maximum potential difference across the discharge gap, are widely observed in various plasma phenomena. This study investigates the origination of anomalous‐energy RAEs in fast ionisation waves (FIWs) formed during pulsed gas breakdown.
Bangdou Huang   +4 more
wiley   +1 more source

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