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Title: Analysis and modeling of proton beam loss and emittance growth in the Relativistic Heavy Ion Collider

Abstract

The Relativistic Heavy Ion Collider (RHIC) at Brookhaven National Laboratory has been operating since 2000. Over the past decade, thanks to the continuously increased bunch intensity and reduced β*s at the interaction points, the peak luminosity in the polarized proton operation has been increased by more than two orders of magnitude. In this article, we will present the operational observations at the routine proton physics stores. In addition, the mechanisms for the beam loss, transverse emittance growth, and bunch lengthening are analyzed. Lastly, numerical calculations and multiparticle tracking are used to model these observations.

Authors:
; ;
Publication Date:
Research Org.:
Brookhaven National Lab. (BNL), Upton, NY (United States). Relativistic Heavy Ion Collider (RHIC)
Sponsoring Org.:
USDOE Office of Science (SC), Nuclear Physics (NP)
OSTI Identifier:
1236977
Alternate Identifier(s):
OSTI ID: 1335406
Report Number(s):
BNL-111850-2016-JA
Journal ID: ISSN 2469-9888; PRABFM; 021001
Grant/Contract Number:  
AC02-98CH10886; SC0012704
Resource Type:
Published Article
Journal Name:
Physical Review Accelerators and Beams
Additional Journal Information:
Journal Volume: 19; Journal Issue: 2; Journal ID: ISSN 2469-9888
Publisher:
American Physical Society
Country of Publication:
United States
Language:
English
Subject:
43 PARTICLE ACCELERATORS; Relativistic Heavy Ion Collider

Citation Formats

Luo, Y., Fischer, W., and White, S. Analysis and modeling of proton beam loss and emittance growth in the Relativistic Heavy Ion Collider. United States: N. p., 2016. Web. doi:10.1103/PhysRevAccelBeams.19.021001.
Luo, Y., Fischer, W., & White, S. Analysis and modeling of proton beam loss and emittance growth in the Relativistic Heavy Ion Collider. United States. https://doi.org/10.1103/PhysRevAccelBeams.19.021001
Luo, Y., Fischer, W., and White, S. Thu . "Analysis and modeling of proton beam loss and emittance growth in the Relativistic Heavy Ion Collider". United States. https://doi.org/10.1103/PhysRevAccelBeams.19.021001.
@article{osti_1236977,
title = {Analysis and modeling of proton beam loss and emittance growth in the Relativistic Heavy Ion Collider},
author = {Luo, Y. and Fischer, W. and White, S.},
abstractNote = {The Relativistic Heavy Ion Collider (RHIC) at Brookhaven National Laboratory has been operating since 2000. Over the past decade, thanks to the continuously increased bunch intensity and reduced β*s at the interaction points, the peak luminosity in the polarized proton operation has been increased by more than two orders of magnitude. In this article, we will present the operational observations at the routine proton physics stores. In addition, the mechanisms for the beam loss, transverse emittance growth, and bunch lengthening are analyzed. Lastly, numerical calculations and multiparticle tracking are used to model these observations.},
doi = {10.1103/PhysRevAccelBeams.19.021001},
journal = {Physical Review Accelerators and Beams},
number = 2,
volume = 19,
place = {United States},
year = {Thu Feb 04 00:00:00 EST 2016},
month = {Thu Feb 04 00:00:00 EST 2016}
}

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