|国家预印本平台
首页|Direct photon production in d+Au collisions at sqrt(s_NN)=200 GeV

Direct photon production in d+Au collisions at sqrt(s_NN)=200 GeV

Direct photon production in d+Au collisions at sqrt(s_NN)=200 GeV

来源:Arxiv_logoArxiv
英文摘要

Direct photons have been measured in sqrt(s_NN)=200 GeV d+Au collisions at midrapidity. A wide p_T range is covered by measurements of nearly-real virtual photons (1<p_T<6 GeV/c) and real photons (5<p_T<16 GeV/c). The invariant yield of the direct photons in d+Au collisions over the scaled p+p cross section is consistent with unity. Theoretical calculations assuming standard cold nuclear matter effects describe the data well for the entire p_T range. This indicates that the large enhancement of direct photons observed in Au+Au collisions for 1.0<p_T<2.5 GeV/c is due to a source other than the initial-state nuclear effects.

D. S. Brown、S. D. Rolnick、T. Murakami、D. Lynch、S. Tarafdar、S. V. Greene、B. Komkov、G. R. Young、M. L. Brooks、D. Silvermyr、Y. Kwon、Y. S. Lai、V. Singh、S. L. Fokin、D. Bucher、S. Yokkaichi、J. Murata、O. Zaudtke、V. Veszpr¨|mi、T. Engelmore、T. Chujo、A. K. Purwar、T. Li?ka、K. Homma、R. Granier de Cassagnac、A. Isupov、J. Ying、J. C. Hill、V. Babintsev、R. Yang、G. Martinez、V. Baublis、H. Tydesj?、S. Mioduszewski、D. Kleinjan、T. Sakaguchi、O. Jinnouchi、J. Jia、A. Khanzadeev、J. Koster、T. E. Miller、S. Sato、Y. Onuki、L. Kochenda、K. Kurita、H. Valle、S. F. Pate、K. H. Tanaka、J. L. Drachenberg、K. R. Nakamura、K. M. Kijima、W. C. Chang、R. Seto、M. Konno、X. Jiang、A. Pierson、J. S. Bok、D. Jouan、G. Roche、R. Seidl、P. Rukoyatkin、N. Willis、N. Grau、J. B. Choi、S. Sakai、B. Khachaturov、N. Tyurin、K. Fujiwara、D. Winter、J. S. Haggerty、Y. Le Bornec、¨¢. Kiss、R. A. Soltz、H. Liu、N. Means、C. Oakley、H. Hiejima、I. Danchev、R. S. Towell、K. N. Barish、B. Hong、V. Dzhordzhadze、S. C. Johnson、K. I. Hahn、J. T. Mitchell、M. Gonin、I. D. Ojha、C. A. Ogilvie、P. Chand、K. Karatsu、R. Nouicer、M. Ouchida、C. Zhang、S. H. Aronson、Z. Fraenkel、A. Hoover、C. Y. Chi、J. Hanks、M. J. Tannenbaum、M. A. L. Leite、N. N. Ajitanand、Y. Nakamiya、J. P. Cussonneau、H. Qu、G. David、A. Denisov、Y. Tanaka、G. S. Kyle、J. M. Moss、D. P. Morrison、L. Isenhower、C. -H. Chen、V. Kochetkov、I. Garishvili、J. G. Lajoie、E. Haslum、B. M. Johnson、C. L. Woody、J. Hamblen、S. Kelly、R. Hayano、R. Santo、A. Devismes、S. Chernichenko、H. Delagrange、C. Baumann、D. Pal、M. I. Nagy、W. E. Sondheim、E. Kim、Z. Citron、P. J. Kroon、A. Morreale、A. Berdnikov、T. Horaguchi、M. Nguyen、X. Zong、V. V. Ikonnikov、K. S. Joo、K. F. Read、M. J. Leitch、A. Rakotozafindrabe、S. Dairaku、D. Hornback、Y. Miake、S. K. Park、V-N. Tram、H. Gong、S. Takagi、M. Finger Jr、F. Matathias、W. Xie、R. Hobbs、E. Mannel、A. V. Kazantsev、G. Grim、J. Park、A. Yu. Semenov、B. K. Singh、M. Nihashi、X. H. Li、K. Tanida、J. Rak、M. Inaba、A. K. Mohanty、A. A. Vinogradov、M. T. Bjorndal、T. Hachiya、J. G. Boissevain、D. Mukhopadhyay、X. R. Wang、A. Hadj Henni、B. Sahlmueller、D. Watanabe、C. L. Silva、K. Miki、P. Mike?、M. Shimomura、T. V. Moukhanova、Y. Schutz、F. De¨¢k、S. Edwards、A. Taranenko、E. J. Desmond、E. Kinney、A. Kravitz、J. Wessels、M. Togawa、V. Peresedov、S. Nam、J. Jin、B. Espagnon、N. Bruner、R. Lacey、D. Kotchetkov、A. Bazilevsky、B. D. Fox、J. L. Nagle、I. Otterlund、M. L. Purschke、C. Vale、M. C. McCain、J. Velkovska、B. Meredith、L. Sanfratello、H. -?. Gustafsson、J. Kikuchi、M. Rosati、J. Gosset、J. Kapustinsky、P. Constantin、X. Li、P. Lichtenwalner、R. Kohara、S. Gadrat、Y. Tsuchimoto、A. Litvinenko、J. M. Durham、H. Themann、A. Ster、M. Bai、R. M. Wright、M. A. Volkov、Y. Tomita、A. Kiyomichi、P. Christiansen、Y. Iwanaga、Y. Watanabe、K. V. Dharmawardane、M. Chiu、P. L. McGaughey、I. Ravinovich、V. I. Manko、K. O. Eyser、S. -Y. Fung、V. Samsonov、Y. Aramaki、A. Drees、H. Ohnishi、D. Yu. Peressounko、H. Buesching、R. Averbeck、R. Ichimiya、V. L. Rykov、Y. I. Makdisi、N. Kamihara、S. Sawada、N. Saito、F. Kajihara、A. A. Bickley、R. Tanabe、M. Stepanov、V. Vrba、G. Bunce、K. Reygers、R. Bennett、T. K. Shea、T. Lee、T. -A. Shibata、K. S. Lee、J. Chiba、T. Mibe、V. Cianciolo、C. M. Camacho、T. J. Uam、N. Apadula、J. M. Qualls、S. Batsouli、R. P. Pisani、T. Hester、K. Hasuko、J. Lee、G. -B. Kim、K. Katou、J. Tojo、X. He、A. Caringi、I. Tserruya、S. Belikov、A. Angerami、D. H. Kim、Y. Mao、A. Milov、J. Klay、D. Kawall、M. X. Liu、A. Taketani、S. Rembeczki、I. V. Sourikova、L. Tom¨¢?ek、S. Leckey、F. Ellinghaus、I. Nakagawa、C. P. Singh、C. Aidala、S. Campbell、E. Kistenev、B. Bassalleck、B. Lenzi、I. Shein、J. Alexander、A. Kr¨¢l、J. M. Burward-Hoy、D. d'Enterria、M. Mishra、M. P. Comets、R. K. Choudhury、A. Kim、E. -J. Kim、K. Ozawa、H. J. Moon、P. Hidas、Z. You、K. B. Lee、J. M. Heuser、J. Newby、P. Rosnet、Y. V. Efremenko、C. Silvestre、K. Watanabe、Z. Conesa del Valle、A. Al-Jamel、M. Slune?ka、M. D. Malik、T. Kawabata、H. Masui、D. Sharma、Y. Goto、D. Ivanischev、D. S. Jumper、E. M. Takagui、Y. Akiba、A. Malakhov、R. Armendariz、K. Shoji、I. J. Choi、A. Toia、M. Hohlmann、D. Layton、M. Proissl、E. P. Hartouni、S. P. Stoll、I. H. Park、V. Penev、M. Csan¨¢d、J. Zim¨¢nyi、T. K. Hemmick、G. C. Mishra、A. P. T. Palounek、R. Belmont、G. J. Kunde、V. Pantuev、Y. Berdnikov、T. Isobe、A. Lebedev、T. Cs?rg?、H. Pei、M. McCumber、A. T. Basye、H. Lim、J. Asai、A. Sukhanov、A. K. Dubey、K. Shigaki、S. Taneja、H. Al-Bataineh、P. Liebing、M. Issah、S. Bathe、L. Zolin、E. Vznuzdaev、F. Wei、K. Imai、C. Klein-Boesing、M. Grosse Perdekamp、C. A. Rosen、G. Baksay、W. J. Park、P. D. Barnes、K. Das、V. Bumazhnov、A. Veicht、M. Kasai、V. Riabov、H. En'yo、M. Connors、T. C. Awes、H. Hamagaki、J. Seele、T. Ichihara、A. S. Nyanin、S. X. Oda、K. Kiriluk、K. A. Drees、B. V. Jacak、S. Butsyk、T. Nakamura、Y. L. Yamaguchi、M. Germain、I. E. Yushmanov、S. Sano、L. D'Orazio、Y. Riabov、S. H. Kim、C. F. Maguire、A. Franz、M. Velkovsky、A. Soldatov、R. Han、J. Nystrand、A. Churyn、V. Papavassiliou、J. Sziklai、X. Camard、T. Sato、A. G. Hansen、E. Richardson、T. Fusayasu、S. Huang、A. Adare、A. Datta、E. O'Brien、C. H. Kuberg、S. Esumi、P. Shukla、R. Wei、L. Ma?ek、D. Thomas、A. Glenn、K. Sedgwick、B. Love、B. Fadem、W. Holzmann、D. Roach、H. Borel、J. H. Bhom、M. Reuter、P. W. Stankus、M. Virius、T. Dahms、Y. Cobigo、A. Kozlov、M. J. Kweon、J. Kamin、M. Oka、T. Jones、E. Stenlund、S. Zhou、L. A. Linden Levy、S. Kametani、I. Younus、A. C. Mignerey、S. Afanasiev、W. A. Zajc、B. Azmoun、A. Oskarsson、T. Matsumoto、J. P. Sullivan、M. Ishihara、B. S. Chang、C. Finck、M. Wysocki、M. Inuzuka、D. Dutta、J. -L. Charvet、P. Chung、A. Durum、T. Gunji、E. T. Atomssa、P. Tarj¨¢n、S. S. E. Rosendahl、J. -C. Peng、F. K. Wohn、K. Oyama、F. Bauer、A. Sickles、S. S. Adler、M. K. Dayananda、E. Vazquez-Zambrano、F. Staley、M. Finger、A. Enokizono、M. Harvey、J. E. Frantz、B. I. Kim、R. V¨|rtesi、O. Dietzsch、B. A. Cole、C. Pinkenburg、M. Kurosawa、R. Pak、J. H. Kang、S. P. Sorensen、V. Semenov、O. Drapier、D. S. Blau、L. Baksay、Y. Fukao、A. Baldisseri、M. Kaneta、Y. Ikeda、A. D. Frawley、S. S. Ryu、S. Nagamiya、H. Kobayashi、A. Deshpande、J. Imrek、M. Muniruzzaman、K. Okada、D. Isenhower、Y. -J. Kim、M. Donadelli、D. J. Kim、H. J. Kim、L. Aphecetche、M. Kawashima、O. Chvala、H. D. Sato、R. Petti、A. Yanovich、H. Iinuma、S. N. White、H. Torii、M. Naglis、H. W. van Hecke、A. Dion、K. Haruna、K. Yamaura、E. J. Kim、C. Suire、F. Fleuret、D. M. Lee、A. Romana、T. L. Thomas、T. Niita、K. Boyle、K. Nakano、H. Pereira、M. Heffner、T. Kempel、K. S. Sim、K. Sakashita、Y. Morino、T. Sugitate、P. Ru?i?ka、K. Aoki、D. E. Fields

10.1103/PhysRevC.87.054907

物理学

D. S. Brown,S. D. Rolnick,T. Murakami,D. Lynch,S. Tarafdar,S. V. Greene,B. Komkov,G. R. Young,M. L. Brooks,D. Silvermyr,Y. Kwon,Y. S. Lai,V. Singh,S. L. Fokin,D. Bucher,S. Yokkaichi,J. Murata,O. Zaudtke,V. Veszpr¨|mi,T. Engelmore,T. Chujo,A. K. Purwar,T. Li?ka,K. Homma,R. Granier de Cassagnac,A. Isupov,J. Ying,J. C. Hill,V. Babintsev,R. Yang,G. Martinez,V. Baublis,H. Tydesj?,S. Mioduszewski,D. Kleinjan,T. Sakaguchi,O. Jinnouchi,J. Jia,A. Khanzadeev,J. Koster,T. E. Miller,S. Sato,Y. Onuki,L. Kochenda,K. Kurita,H. Valle,S. F. Pate,K. H. Tanaka,J. L. Drachenberg,K. R. Nakamura,K. M. Kijima,W. C. Chang,R. Seto,M. Konno,X. Jiang,A. Pierson,J. S. Bok,D. Jouan,G. Roche,R. Seidl,P. Rukoyatkin,N. Willis,N. Grau,J. B. Choi,S. Sakai,B. Khachaturov,N. Tyurin,K. Fujiwara,D. Winter,J. S. Haggerty,Y. Le Bornec,¨¢. Kiss,R. A. Soltz,H. Liu,N. Means,C. Oakley,H. Hiejima,I. Danchev,R. S. Towell,K. N. Barish,B. Hong,V. Dzhordzhadze,S. C. Johnson,K. I. Hahn,J. T. Mitchell,M. Gonin,I. D. Ojha,C. A. Ogilvie,P. Chand,K. Karatsu,R. Nouicer,M. Ouchida,C. Zhang,S. H. Aronson,Z. Fraenkel,A. Hoover,C. Y. Chi,J. Hanks,M. J. Tannenbaum,M. A. L. Leite,N. N. Ajitanand,Y. Nakamiya,J. P. Cussonneau,H. Qu,G. David,A. Denisov,Y. Tanaka,G. S. Kyle,J. M. Moss,D. P. Morrison,L. Isenhower,C. -H. Chen,V. Kochetkov,I. Garishvili,J. G. Lajoie,E. Haslum,B. M. Johnson,C. L. Woody,J. Hamblen,S. Kelly,R. Hayano,R. Santo,A. Devismes,S. Chernichenko,H. Delagrange,C. Baumann,D. Pal,M. I. Nagy,W. E. Sondheim,E. Kim,Z. Citron,P. J. Kroon,A. Morreale,A. Berdnikov,T. Horaguchi,M. Nguyen,X. Zong,V. V. Ikonnikov,K. S. Joo,K. F. Read,M. J. Leitch,A. Rakotozafindrabe,S. Dairaku,D. Hornback,Y. Miake,S. K. Park,V-N. Tram,H. Gong,S. Takagi,M. Finger Jr,F. Matathias,W. Xie,R. Hobbs,E. Mannel,A. V. Kazantsev,G. Grim,J. Park,A. Yu. Semenov,B. K. Singh,M. Nihashi,X. H. Li,K. Tanida,J. Rak,M. Inaba,A. K. Mohanty,A. A. Vinogradov,M. T. Bjorndal,T. Hachiya,J. G. Boissevain,D. Mukhopadhyay,X. R. Wang,A. Hadj Henni,B. Sahlmueller,D. Watanabe,C. L. Silva,K. Miki,P. Mike?,M. Shimomura,T. V. Moukhanova,Y. Schutz,F. De¨¢k,S. Edwards,A. Taranenko,E. J. Desmond,E. Kinney,A. Kravitz,J. Wessels,M. Togawa,V. Peresedov,S. Nam,J. Jin,B. Espagnon,N. Bruner,R. Lacey,D. Kotchetkov,A. Bazilevsky,B. D. Fox,J. L. Nagle,I. Otterlund,M. L. Purschke,C. Vale,M. C. McCain,J. Velkovska,B. Meredith,L. Sanfratello,H. -?. Gustafsson,J. Kikuchi,M. Rosati,J. Gosset,J. Kapustinsky,P. Constantin,X. Li,P. Lichtenwalner,R. Kohara,S. Gadrat,Y. Tsuchimoto,A. Litvinenko,J. M. Durham,H. Themann,A. Ster,M. Bai,R. M. Wright,M. A. Volkov,Y. Tomita,A. Kiyomichi,P. Christiansen,Y. Iwanaga,Y. Watanabe,K. V. Dharmawardane,M. Chiu,P. L. McGaughey,I. Ravinovich,V. I. Manko,K. O. Eyser,S. -Y. Fung,V. Samsonov,Y. Aramaki,A. Drees,H. Ohnishi,D. Yu. Peressounko,H. Buesching,R. Averbeck,R. Ichimiya,V. L. Rykov,Y. I. Makdisi,N. Kamihara,S. Sawada,N. Saito,F. Kajihara,A. A. Bickley,R. Tanabe,M. Stepanov,V. Vrba,G. Bunce,K. Reygers,R. Bennett,T. K. Shea,T. Lee,T. -A. Shibata,K. S. Lee,J. Chiba,T. Mibe,V. Cianciolo,C. M. Camacho,T. J. Uam,N. Apadula,J. M. Qualls,S. Batsouli,R. P. Pisani,T. Hester,K. Hasuko,J. Lee,G. -B. Kim,K. Katou,J. Tojo,X. He,A. Caringi,I. Tserruya,S. Belikov,A. Angerami,D. H. Kim,Y. Mao,A. Milov,J. Klay,D. Kawall,M. X. Liu,A. Taketani,S. Rembeczki,I. V. Sourikova,L. Tom¨¢?ek,S. Leckey,F. Ellinghaus,I. Nakagawa,C. P. Singh,C. Aidala,S. Campbell,E. Kistenev,B. Bassalleck,B. Lenzi,I. Shein,J. Alexander,A. Kr¨¢l,J. M. Burward-Hoy,D. d'Enterria,M. Mishra,M. P. Comets,R. K. Choudhury,A. Kim,E. -J. Kim,K. Ozawa,H. J. Moon,P. Hidas,Z. You,K. B. Lee,J. M. Heuser,J. Newby,P. Rosnet,Y. V. Efremenko,C. Silvestre,K. Watanabe,Z. Conesa del Valle,A. Al-Jamel,M. Slune?ka,M. D. Malik,T. Kawabata,H. Masui,D. Sharma,Y. Goto,D. Ivanischev,D. S. Jumper,E. M. Takagui,Y. Akiba,A. Malakhov,R. Armendariz,K. Shoji,I. J. Choi,A. Toia,M. Hohlmann,D. Layton,M. Proissl,E. P. Hartouni,S. P. Stoll,I. H. Park,V. Penev,M. Csan¨¢d,J. Zim¨¢nyi,T. K. Hemmick,G. C. Mishra,A. P. T. Palounek,R. Belmont,G. J. Kunde,V. Pantuev,Y. Berdnikov,T. Isobe,A. Lebedev,T. Cs?rg?,H. Pei,M. McCumber,A. T. Basye,H. Lim,J. Asai,A. Sukhanov,A. K. Dubey,K. Shigaki,S. Taneja,H. Al-Bataineh,P. Liebing,M. Issah,S. Bathe,L. Zolin,E. Vznuzdaev,F. Wei,K. Imai,C. Klein-Boesing,M. Grosse Perdekamp,C. A. Rosen,G. Baksay,W. J. Park,P. D. Barnes,K. Das,V. Bumazhnov,A. Veicht,M. Kasai,V. Riabov,H. En'yo,M. Connors,T. C. Awes,H. Hamagaki,J. Seele,T. Ichihara,A. S. Nyanin,S. X. Oda,K. Kiriluk,K. A. Drees,B. V. Jacak,S. Butsyk,T. Nakamura,Y. L. Yamaguchi,M. Germain,I. E. Yushmanov,S. Sano,L. D'Orazio,Y. Riabov,S. H. Kim,C. F. Maguire,A. Franz,M. Velkovsky,A. Soldatov,R. Han,J. Nystrand,A. Churyn,V. Papavassiliou,J. Sziklai,X. Camard,T. Sato,A. G. Hansen,E. Richardson,T. Fusayasu,S. Huang,A. Adare,A. Datta,E. O'Brien,C. H. Kuberg,S. Esumi,P. Shukla,R. Wei,L. Ma?ek,D. Thomas,A. Glenn,K. Sedgwick,B. Love,B. Fadem,W. Holzmann,D. Roach,H. Borel,J. H. Bhom,M. Reuter,P. W. Stankus,M. Virius,T. Dahms,Y. Cobigo,A. Kozlov,M. J. Kweon,J. Kamin,M. Oka,T. Jones,E. Stenlund,S. Zhou,L. A. Linden Levy,S. Kametani,I. Younus,A. C. Mignerey,S. Afanasiev,W. A. Zajc,B. Azmoun,A. Oskarsson,T. Matsumoto,J. P. Sullivan,M. Ishihara,B. S. Chang,C. Finck,M. Wysocki,M. Inuzuka,D. Dutta,J. -L. Charvet,P. Chung,A. Durum,T. Gunji,E. T. Atomssa,P. Tarj¨¢n,S. S. E. Rosendahl,J. -C. Peng,F. K. Wohn,K. Oyama,F. Bauer,A. Sickles,S. S. Adler,M. K. Dayananda,E. Vazquez-Zambrano,F. Staley,M. Finger,A. Enokizono,M. Harvey,J. E. Frantz,B. I. Kim,R. V¨|rtesi,O. Dietzsch,B. A. Cole,C. Pinkenburg,M. Kurosawa,R. Pak,J. H. Kang,S. P. Sorensen,V. Semenov,O. Drapier,D. S. Blau,L. Baksay,Y. Fukao,A. Baldisseri,M. Kaneta,Y. Ikeda,A. D. Frawley,S. S. Ryu,S. Nagamiya,H. Kobayashi,A. Deshpande,J. Imrek,M. Muniruzzaman,K. Okada,D. Isenhower,Y. -J. Kim,M. Donadelli,D. J. Kim,H. J. Kim,L. Aphecetche,M. Kawashima,O. Chvala,H. D. Sato,R. Petti,A. Yanovich,H. Iinuma,S. N. White,H. Torii,M. Naglis,H. W. van Hecke,A. Dion,K. Haruna,K. Yamaura,E. J. Kim,C. Suire,F. Fleuret,D. M. Lee,A. Romana,T. L. Thomas,T. Niita,K. Boyle,K. Nakano,H. Pereira,M. Heffner,T. Kempel,K. S. Sim,K. Sakashita,Y. Morino,T. Sugitate,P. Ru?i?ka,K. Aoki,D. E. Fields.Direct photon production in d+Au collisions at sqrt(s_NN)=200 GeV[EB/OL].(2012-08-06)[2025-08-02].https://arxiv.org/abs/1208.1234.点此复制

评论