Results 51 to 60 of about 154,930 (307)

A Burn-in Test Station for the ATLAS Phase-II Tile-Calorimeter Low-Voltage Power Supply Transformer-Coupled Buck Converters

open access: yesInstruments, 2022
The upgrade of the ATLAS hadronic tile-calorimeter (TileCal) Low-Voltage Power Supply (LVPS) falls under the high-luminosity LHC upgrade project. This article serves to provide an overview of the development of a burn-in test station for a Phase-II ...
Ryan Peter Mckenzie
doaj   +1 more source

ELECTRON-POSITRON- COLLIDERS [PDF]

open access: yesInternational Journal of Modern Physics A, 2002
An electron-positron linear collider in the energy range between 500 and 1000 GeV is of crucial importance to precisely test the Standard Model and to explore the physics beyond it. The physics program is complementary to that of the Large Hadron Collider.
openaire   +2 more sources

Beam-beam Effect of Missing Bunches in EicC

open access: yesYuanzineng kexue jishu, 2022
EicC is a highly polarized electron-ion collider proposed by the Institute of Modern Physics, Chinese Academy of Sciences. The center of mass collision energy is between 15-20 GeV.
CHANG Mingxuan;YANG Jiancheng;WANG Lei;LIU Jie;SHEN Guodong;MA Fu;LI Minxiang
doaj  

Excess of Soft Dielectrons and Photons

open access: yesUniverse, 2020
Spectra of unbound electron–positron pairs (dielectrons, in brief) and photons from decays of parapositronia produced in ultraperipheral collisions of electrically charged objects are calculated.
I. M. Dremin
doaj   +1 more source

A Burn-In Apparatus for the ATLAS Tile Calorimeter Phase-II Upgrade Transformer-Coupled Buck Converters

open access: yesInstruments, 2023
The upgrade of the A Toroidal LHC ApparatuS (ATLAS) hadronic Tile Calorimeter (TileCal) Low-Voltage Power Supply (LVPS) forms a part of the Phase-II Upgrade preparations undertaken by the ATLAS experiment for the data taking during the High-Luminosity ...
Ryan Mckenzie   +7 more
doaj   +1 more source

To Adjust or Not to Adjust? Sensitivity Analysis of M-Bias and Butterfly-Bias

open access: yesJournal of Causal Inference, 2015
“M-Bias,” as it is called in the epidemiologic literature, is the bias introduced by conditioning on a pretreatment covariate due to a particular “M-Structure” between two latent factors, an observed treatment, an outcome, and a “collider.” This ...
Ding Peng, Miratrix Luke W.
doaj   +1 more source

Electroweak radiative corrections for collider physics [PDF]

open access: yesPhysics reports, 2019
Current particle phenomenology is characterized by the spectacular agreement of the predictions of the Standard Model of particle physics (SM) with all results from collider experiments and by the absence of significant signals of non-standard physics ...
A. Denner, S. Dittmaier
semanticscholar   +1 more source

Detecting and studying high-energy collider neutrinos with FASER at the LHC [PDF]

open access: yesThe European Physical Journal C, 2019
Neutrinos are copiously produced at particle colliders, but no collider neutrino has ever been detected. Colliders produce both neutrinos and anti-neutrinos of all flavors at very high energies, and they are therefore highly complementary to those from ...
H. Abreu   +46 more
semanticscholar   +1 more source

High-energy high-luminosity e+e− collider using energy-recovery linacs

open access: yesPhysics Letters B, 2020
In this letter we present a novel approach for a high-energy high-luminosity electron-positron collider. Present designs for high-energy electron-positron colliders are either based on two storage rings with 100 km circumference with a maximum CM energy ...
Vladimir N. Litvinenko   +2 more
doaj   +1 more source

Measuring the quartic Higgs self-coupling at a multi-TeV muon collider [PDF]

open access: yesJournal of High Energy Physics, 2020
Measuring the shape of the Higgs boson potential is of paramount importance, and will be a challenging task at current as well as future colliders. While the expectations for the measurement of the trilinear Higgs self-coupling are rather promising, an ...
M. Chiesa   +5 more
semanticscholar   +1 more source

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