Results 11 to 20 of about 1,486,900 (338)

Acceleration of particles by acceleration horizons [PDF]

open access: yesPhysical Review D, 2013
We consider collision of two particles in the vicinity of the extremal acceleration horizon (charged or rotating) that includes the Bertotti-Robinson space-time and the geometry of the Kerr throat.
Zaslavskii, O. B.
core   +3 more sources

The accelerated acceleration of the universe [PDF]

open access: yesJournal of Cosmology and Astroparticle Physics, 2006
We present a simple mechanism which can mimic dark energy with an equation of state w < -1 as deduced from the supernova data. We imagine that the universe is accelerating under the control of a quintessence field, which is moving up a very gently sloping potential.
John Terning   +2 more
openaire   +3 more sources

Accelerators and the Accelerator Community [PDF]

open access: yesReviews of Accelerator Science and Technology, 2008
In this paper, standing back — looking from afar — and adopting a historical perspective, the field of accelerator science is examined. The subjects explored are: how it grew, what were the forces that made it what it is, where it is now, and what it is likely to be in the future. Clearly, many personal opinions, are offered in this process.
Malamud, Ernest, Sessler, Andrew
openaire   +2 more sources

Accelerating solitons [PDF]

open access: yesPhysical Review D, 2020
We present the saddle-point approximation for the effective Hamiltonian of the quantum kink in two-dimensional linear sigma models to all orders in the time-derivative expansion. We show how the effective Hamiltonian can be used to obtain semiclassical soliton form factors, valid at momentum transfers of order the soliton mass.
Ilarion V. Melnikov   +2 more
openaire   +2 more sources

Accelerating decay with acceleration

open access: yes, 2023
We investigate accelerated Unruh-deWitt detectors as a model for particle decay. We find non-trivial decay rates, including a pattern of peaks in decay rate that extends to lower accelerations. Applying our model to the alpha decay of $\mathrm{^{210}Po}$, we find that effects could be observed with an acceleration of $a\approx 10^{26} \frac{\mathrm{m}}{
Beenakker, Wim, Venhoek, David
openaire   +2 more sources

Peculiar acceleration [PDF]

open access: yesPhysics Letters B, 2008
It has been proposed recently to observe the change in cosmological redshift of distant galaxies or quasars with the next generation of large telescope and ultra-stable spectrographs (the so-called Sandage-Loeb test). Here we investigate the possibility of observing the change in peculiar velocity in nearby clusters and galaxies.
Amendola, Luca   +2 more
openaire   +4 more sources

Acceleration modules in linear induction accelerators [PDF]

open access: yesChinese Physics C, 2014
Linear Induction Accelerator (LIA) is a unique type of accelerator, which is capable to accelerate kilo-Ampere beam current to tens of MeV. The LIA acceleration modules, filled with ferrite or ferromagnetic toroid cores, can be conveniently stacked to obtain high energy. During the evolution of LIA, several models for the LIA acceleration module and the
Jian-Jun Deng, Shao-Heng Wang
openaire   +3 more sources

Accelerator and new accelerating schemes [PDF]

open access: yesRevue de Physique Appliquée, 1988
No abstract ...
B. Heusch, G. Matthieussent
openaire   +2 more sources

Dissociation by acceleration [PDF]

open access: yesJournal of High Energy Physics, 2008
6 pages, 3 ...
Peeters, K., Zamaklar, m.
openaire   +4 more sources

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