Results 31 to 40 of about 3,754,015 (306)

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

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

Probing the modal characteristics of novel beam shapes [PDF]

open access: yes, 2013
In this thesis, an investigation into the modal characteristics of novel beam shapes is presented. Sculpting the phase profile of a Gaussian beam can result in the generation of a beam with unique properties.
Mourka, Areti
core   +2 more sources

Cationic‒anionic dye mixtures in writing inks: A straightforward multianalytical approach for minute samples

open access: yesTalanta Open
A minimally invasive analytical protocol was developed to characterize cationic‒anionic dye mixtures in minute samples from 20th/21st-century writing inks taken from literary works.
Teodora Raicu   +5 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

Replication Data for: Superstition, Fertility, and Inter-ethnic Spillovers: Evidence from Peninsular Malaysia

open access: yes
Replication files for "Superstition, Fertility, and Inter-ethnic Spillovers: Evidence from Peninsular Malaysia," by Emily A.
Beam, Emily, Shrestha, Slesh A.
core   +2 more sources

Space charge compensation studies of hydrogen ion beams in a drift section

open access: yesPhysical Review Special Topics. Accelerators and Beams, 2007
Demands of high intensity beams are increasing for material science and engineering applications. To control the high intensity beam dynamics, the nonlinear space charge forces, produced by the beam and the residual plasma at low energy, have to be ...
A. BenIsmail   +3 more
doaj   +1 more source

Optimisation of the CLIC positron capture LINAC taking into account Beam Loading effects [PDF]

open access: yesEPJ Web of Conferences
This paper investigates Beam Loading in the positron source capture Linac of the Compact Linear Collider (CLIC). Beam Loading, caused by interactions between beam with accelerating cavities, leads to a reduction in the accelerating gradient, negatively ...
Mesbah Nafiseh   +5 more
doaj   +1 more source

Observations of the beam-beam interaction [PDF]

open access: yes, 2007
The observed complexity of the beam-beam interaction is the subject of this paper. The varied observations obtained from many storage rings happen to be sufficiently similar that a prescription can be formulated to describe the behavior of the luminosity as a function of beam current including the peak value.
openaire   +1 more source

Partial depletion of plasminogen activator inhibitor‐1 decreases subcutaneous fat cell hypertrophy and liver cholesterol in high‐fat‐fed female mice

open access: yesFEBS Letters, EarlyView.
Obesity raises blood levels of PAI‐1, a protein linked to metabolic dysfunction‐associated steatotic liver disease in people with obesity. In female mice fed a high‐fat diet, partially lowering PAI‐1 led to smaller subcutaneous fat cells and lower liver cholesterol, without changing body weight or insulin sensitivity.
Claudia E. Ramirez Bustamante   +10 more
wiley   +1 more source

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