Results 71 to 80 of about 629,027 (290)

THE INTERNAL STRUCTURE OF OVERPRESSURED, MAGNETIZED, RELATIVISTIC JETS [PDF]

open access: yes, 2016
This work presents the first characterization of the internal structure of overpressured, steady superfast-magnetosonic relativistic jets in connection with their dominant type of energy.
J. M. Mart'i, M. Perucho, J. L. G'omez
semanticscholar   +1 more source

A Modest Conception of Moral Right & Wrong

open access: yesAnalytic Philosophy, EarlyView.
ABSTRACT Taking inspiration from Hume, I advance a conception of the part of morality concerned with right and wrong, rooted in the actual moral rules established and followed within our society. Elsewhere, I have argued this approach provides a way of thinking about how we are genuinely “bound in a moral way” to keep our moral obligations that it is ...
Jorah Dannenberg
wiley   +1 more source

Formation of relativistic MHD jets: stationary state solutions & numerical simulations [PDF]

open access: yes, 2008
We discuss numerical results of relativistic magnetohydrodynamic (MHD) jet formation models. We first review some examples of stationary state solutions treating the collimation and acceleration process of relativistic MHD jets.
Fendt, Christian, Memola, Elisabetta
core   +1 more source

Inverse Compton Emission and Cooling of Relativistic Particles Accelerated at Shear Boundary Layers in Relativistic Jets

open access: yesThe Astrophysical Journal
Both observational evidence and theoretical considerations from magnetohydrodynamic simulations of jets suggest that the relativistic jets of active galactic nuclei (AGN) are radially stratified, with a fast inner spine surrounded by a slower-moving ...
Tej Chand, Markus Böttcher
doaj   +1 more source

Stars Bisected by Relativistic Blades

open access: yesThe Astrophysical Journal Letters, 2023
We consider the dynamics of an equatorial explosion powered by a millisecond magnetar formed from the core collapse of a massive star. We study whether these outflows—generated by a priori magneto-centrifugally driven, relativistic magnetar winds—might ...
Marcus DuPont, Andrew MacFadyen
doaj   +1 more source

Formation of precessing jets by tilted black hole discs in 3D general relativistic MHD simulations [PDF]

open access: yes, 2017
Gas falling into a black hole (BH) from large distances is unaware of BH spin direction, and misalignment between the accretion disc and BH spin is expected to be common. However, the physics of tilted discs (e.g.
M. Liska   +7 more
semanticscholar   +1 more source

Meaning, anti‐alienation, and fulfillment

open access: yesThe Southern Journal of Philosophy, EarlyView.
Abstract One intuition that motivates subjectivist theories about meaning in life is the anti‐alienation intuition, that is, for a life to be meaningful it must engage with the person whose life it is. This article contends that the anti‐alienation and subjectivist theories it motivates are best understood as tracking fulfillment in life; this is an ...
Chad Mason Stevenson
wiley   +1 more source

Characterization of Jets in Relativistic Heavy Ion Collisions

open access: yes, 2003
Jet quenching is considered to be one of the signatures of the formation of quark gluon plasma. In order to investigate the jet quenching, it is necessary to detect jets produced in relativistic heavy ion collisions, determine their properties and ...
P. K. Sahu, R. K. Ellis, S. C. Phatak
core   +2 more sources

Deflection of jets induced by jet-cloud & jet-galaxy interactions [PDF]

open access: yes, 2000
The model first introduced by Raga & Canto (1996) in which astrophysical jets are deflected on passing through an isothermal high density region is generalised by taking into account gravitational effects on the motion of the jet as it crosses the high ...
Longair, M. S., Mendoza, S.
core   +2 more sources

Synchrotron Radiation Maps from Relativistic MHD Jet Simulations

open access: yesGalaxies, 2017
Relativistic jets from active galactic nuclei (AGN) often display a non-uniform structure and are, under certain conditions, susceptible to a number of instabilities.
Dimitrios Millas   +2 more
doaj   +1 more source

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