Results 11 to 20 of about 124,471 (169)

Beam offset due to beam-beam interactions at a warm linear collider

open access: yesPhysical Review Special Topics. Accelerators and Beams, 2005
At a warm linear collider the short time interval at which bunches will pass near each other in the interaction region may lead to significant alteration of the bunches positions.
Nicolas Delerue   +2 more
doaj   +1 more source

Beam-beam effects at the Fermilab Tevatron: Theory

open access: yesPhysical Review Special Topics. Accelerators and Beams, 2004
The Tevatron in Run II is operating with three trains of 12 bunches each. Long-range beam-beam interactions have been significant sources of beam loss and lifetime limitations of antiprotons.
T. Sen, B. Erdelyi, M. Xiao, V. Boocha
doaj   +1 more source

Human-Human Hand Interactions Aid Balance During Walking by Haptic Communication

open access: yesFrontiers in Robotics and AI, 2021
Principles from human-human physical interaction may be necessary to design more intuitive and seamless robotic devices to aid human movement. Previous studies have shown that light touch can aid balance and that haptic communication can improve ...
Mengnan Wu   +5 more
doaj   +1 more source

Coherent beam-beam interaction with four colliding beams [PDF]

open access: yesPhysical Review E, 1995
The coherent beam-beam interaction in the absence of Landau damping is studied with a computer simulation of four space-charge-compensated colliding beams. Results are presented for the modes, phase space structures, widths, and growth rates of coherent beam-beam resonances.
, Podobedov, , Siemann
openaire   +2 more sources

Transverse mode coupling instability of colliding beams

open access: yesPhysical Review Special Topics. Accelerators and Beams, 2014
In high brightness circular colliders, coherent and incoherent beam dynamics are dominated by beam-beam interactions. It is generally assumed that the incoherent tune spread introduced by the beam-beam interactions is sufficiently large to cure any ...
S. White   +3 more
doaj   +1 more source

Beam-Beam interactions [PDF]

open access: yes, 2011
In high energy storage-ring colliders, the nonlinear effect arising from beam-beam interactions is a major source that leads to the emittance growth, the reduction of beam life time, and limits the collider luminosity. In this paper, two models of beam-beam interactions are introduced, which are weak-strong and strong-strong beam-beam interactions.
openaire   +2 more sources

Coherent beam-beam interactions in electron-positron colliders [PDF]

open access: yesPhysical Review Letters, 1991
We present the results of a new calculational technique that evaluates the beam-beam force due to an arbitrary charge distribution. We find coherent instabilities that dominate at certain operating points and depend strongly on the degree of damping in the system.
, Krishnagopal, , Siemann
openaire   +2 more sources

Fully 3D multiple beam dynamics processes simulation for the Fermilab Tevatron

open access: yesPhysical Review Special Topics. Accelerators and Beams, 2010
We present validation and results from a simulation of the Fermilab Tevatron including multiple beam dynamics effects. The essential features of the simulation include a fully 3D strong-strong beam-beam particle-in-cell Poisson solver, interactions among
E. G. Stern   +3 more
doaj   +1 more source

Noninvasive LHC transverse beam size measurement using inelastic beam-gas interactions

open access: yesPhysical Review Accelerators and Beams, 2019
The beam-gas vertex (BGV) detector is an innovative instrument measuring noninvasively the transverse beam size in the Large Hadron Collider (LHC) using reconstructed tracks from beam-gas interactions.
A. Alexopoulos   +33 more
doaj   +1 more source

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