B B Back, M D Baker, D S Barton, R R Betts, R Bindel, A Budzanowski, W Busza, A Carroll, M P Decowski, E Garcia, N George, K Gulbrandsen, S Gushue, C Halliwell, J Hamblen, C Henderson, D Hofman, R S Hollis, R Hołyński, B Holzman, A Iordanova, E Johnson, J Kane, J Katzy, N Khan, W Kucewicz, P Kulinich, C M Kuo, W T Lin, S Manly, D McLeod, J Michałowski, A Mignerey, R Nouicer, A Olszewski, R Pak, I C Park, H Pernegger, C Reed, L P Remsberg, M Reuter, C Roland, G Roland, L Rosenberg, J Sagerer, P Sarin, P Sawicki, W Skulski, S G Steadman, P Steinberg, G S F Stephans, M Stodulski, A Sukhanov, J-L Tang, R Teng, A Trzupek, C Vale, G J Van Nieuwenhuizen, R Verdier, B Wadsworth, F L H Wolfs, B Wosiek, K Woźniak, A H Wuosmaa, B Wysłouch
{"title":"Pseudorapidity and centrality dependence of the collective flow of charged particles in Au+Au collisions at sqrt[s(NN)]=130 GeV.","authors":"B B Back, M D Baker, D S Barton, R R Betts, R Bindel, A Budzanowski, W Busza, A Carroll, M P Decowski, E Garcia, N George, K Gulbrandsen, S Gushue, C Halliwell, J Hamblen, C Henderson, D Hofman, R S Hollis, R Hołyński, B Holzman, A Iordanova, E Johnson, J Kane, J Katzy, N Khan, W Kucewicz, P Kulinich, C M Kuo, W T Lin, S Manly, D McLeod, J Michałowski, A Mignerey, R Nouicer, A Olszewski, R Pak, I C Park, H Pernegger, C Reed, L P Remsberg, M Reuter, C Roland, G Roland, L Rosenberg, J Sagerer, P Sarin, P Sawicki, W Skulski, S G Steadman, P Steinberg, G S F Stephans, M Stodulski, A Sukhanov, J-L Tang, R Teng, A Trzupek, C Vale, G J Van Nieuwenhuizen, R Verdier, B Wadsworth, F L H Wolfs, B Wosiek, K Woźniak, A H Wuosmaa, B Wysłouch","doi":"10.1103/PhysRevLett.89.222301","DOIUrl":null,"url":null,"abstract":"<p><p>This paper describes the measurement of collective flow for charged particles in Au+Au collisions at sqrt[s(NN)]=130 GeV using the PHOBOS detector at the Relativistic Heavy Ion Collider (RHIC). The measured azimuthal hit anisotropy is presented over a wide range of pseudorapidity (-5.0<eta<5.3) for the first time at this energy. The result, averaged over momenta and particle species, is observed to reach 7% for peripheral collisions at midrapidity, falling off with centrality and increasing |eta|. These results call into question the common assumption of longitudinal boost invariance over a large region of rapidity in RHIC collisions.</p>","PeriodicalId":20069,"journal":{"name":"Physical review letters","volume":"89 22","pages":"222301"},"PeriodicalIF":9.0000,"publicationDate":"2002-11-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1103/PhysRevLett.89.222301","citationCount":"93","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Physical review letters","FirstCategoryId":"101","ListUrlMain":"https://doi.org/10.1103/PhysRevLett.89.222301","RegionNum":1,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"2002/11/7 0:00:00","PubModel":"Epub","JCR":"Q1","JCRName":"PHYSICS, MULTIDISCIPLINARY","Score":null,"Total":0}
引用次数: 93
Abstract
This paper describes the measurement of collective flow for charged particles in Au+Au collisions at sqrt[s(NN)]=130 GeV using the PHOBOS detector at the Relativistic Heavy Ion Collider (RHIC). The measured azimuthal hit anisotropy is presented over a wide range of pseudorapidity (-5.0
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