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Autor*in
- Adam, Jaroslav (2)
- Adamczyk, Leszek (2)
- Adams, Joseph R. (2)
- Adkins, J. Kevin (2)
- Agakishiev, Geydar (2)
- Aggarwal, Madan Mohan (2)
- Ahammed, Zubayer (2)
- Alekseev, Igor G. (2)
- Anderson, Derek M. (2)
- Aoyama, Ryo (2)
- Aparin, Alexey (2)
- Arkhipkin, Dmitry A. (2)
- Aschenauer, Elke Caroline (2)
- Ashraf, Muhammad Usman (2)
- Atetalla, Fareha (2)
- Attri, Anjali (2)
- Averichev, Georgy S. (2)
- Bairathi, Vipul (2)
- Barish, Kenneth (2)
- Bassill, Aaron J. (2)
- Behera, Arabinda (2)
- Bellwied, Rene (2)
- Bhasin, Anju (2)
- Bhati, Ashok Kumar (2)
- Bielčík, Jaroslav (2)
- Bielčíková, Jana (2)
- Bland, Leslie C. (2)
- Bordyuzhin, Igor G. (2)
- Brandenburg, James D. (2)
- Brandin, Andrei V. (2)
- Bryslawskyj, Jason (2)
- Bunzarov, Ivan (2)
- Butterworth, Joseph (2)
- Caines, Helen Louise (2)
- Calderón de la Barca Sánchez, Manuel (2)
- Cebra, Daniel A. (2)
- Chakaberia, Irakli (2)
- Chaloupka, Petr (2)
- Chan, B. K. (2)
- Chang, F-H. (2)
- Chang, Z. (2)
- Chankova-Bunzarova, N. (2)
- Chatterjee, A. (2)
- Chattopadhyay, S. (2)
- Chen, J. H. (2)
- Chen, X. (2)
- Cheng, J. (2)
- Cherney, Michael Gerard (2)
- Christie, William (2)
- Crawford, Henry J. (2)
- Csanád, Máté (2)
- Das, Supriya (2)
- Dedovich, T. G. (2)
- Deppner, Ingo Martin (2)
- Derevschikov, Anatoly A. (2)
- Didenko, Lidia (2)
- Dilks, Christopher (2)
- Dong, X. (2)
- Drachenberg, James Lucus (2)
- Dunlop, James C. (2)
- Edmonds, Terrence (2)
- Elsey, Nicholas (2)
- Engelage, Jon M. (2)
- Eppley, Geary Wareham (2)
- Esha, Roli (2)
- Esumi, ShinIchi (2)
- Evdokimov, Olga Y. (2)
- Ewigleben, J. (2)
- Eyser, Kjeld Oleg (2)
- Fatemi, Renee H. (2)
- Fazio, Salvatore (2)
- Federič, Pavol (2)
- Fedorišin, Jan (2)
- Feng, Yicheng (2)
- Filip, Peter (2)
- Finch, Evan (2)
- Fisyak, Yuri V. (2)
- Fulek, Łukasz (2)
- Gagliardi, Carl A. (2)
- Galatyuk, Tetyana (2)
- Geurts, Frank (2)
- Gibson, Adam (2)
- Grosnick, David P. (2)
- Gupta, Anik (2)
- Guryn, Włodzimierz (2)
- Hamad, A. I. (2)
- Hamed, Ahmed M. (2)
- Harris, John W. (2)
- He, L. (2)
- Heppelmann, S. (2)
- Herrmann, Norbert (2)
- Holub, Lukáš (2)
- Hong, Y. (2)
- Horvat, S. (2)
- Huang, Bingchu (2)
- Huang, Huan Zhong (2)
- Huang, Shengli (2)
- Huang, T. (2)
- Huang, X. (2)
- Humanic, Thomas J. (2)
- Huo, P. (2)
- Igo, George J. (2)
- JSingh (2)
- Jacobs, William W. (2)
- Jentsch, Alexander (2)
- Jia, Jiangyong (2)
- Jiang, K. (2)
- Jowzaee, S. (2)
- Ju, Xin-Yue (2)
- Judd, Eleanor G. (2)
- Kabana, Sonia (2)
- Kagamaster, Skipper (2)
- Kalinkin, Dmitry (2)
- Kang, K. (2)
- Kapukchyan, David (2)
- Kauder, Kolja (2)
- Ke, Hongwei (2)
- Keane, Declan (2)
- Kechechyan, Armen (2)
- Kelsey, Matthew (2)
- Kikoła, Daniel P. (2)
- Kim, C. (2)
- Kinghorn, Todd Adler (2)
- Kisel, Ivan (2)
- Kisiel, Adam Ryszard (2)
- Kocan, Michal (2)
- Kosarzewski, Leszek Krzysztof (2)
- Kočenda, L. M. (2)
- Kramarik, L. (2)
- Kravtsov, Peter (2)
- Krueger, Keith William (2)
- Kumar, Lokesh (2)
- Kunnawalkam Elayavalli, Raghav (2)
- Kwasizur, Joseph H. (2)
- Lacey, Roy Alphanso (2)
- Landgraf, Jeffery M. (2)
- Lauret, Jerome (2)
- Lebedev, Alexei (2)
- Lednicky, Richard (2)
- Lee, J. H. (2)
- Li, C. (2)
- Li, W. (2)
- Li, X. (2)
- Li, Y. (2)
- Liang, Y. (2)
- Licenik, Robert (2)
- Lin, T. (2)
- Lipiec, Andrzej (2)
- Lisa, Michael A. (2)
- Liu, F. (2)
- Liu, H. (2)
- Liu, P. (2)
- Liu, X. (2)
- Liu, Y. (2)
- Liu, Z. (2)
- Ljubicic, Tonko A. (2)
- Llope, William Joseph (2)
- Lomnitz, M. (2)
- Longacre, Ronald S. (2)
- Luo, S. (2)
- Luo, X. (2)
- Ma, G. L. (2)
- Ma, L. (2)
- Ma, R. (2)
- Ma, Yu-Gang (2)
- Magdy Abdelwahab Abdelrahman, Niseem (2)
- Majka, Richard Daniel (2)
- Mallick, Dukhishyam (2)
- Margetis, Spyridon (2)
- Markert, Christina (2)
- Matis, Howard S. (2)
- Matonoha, Oliver (2)
- Mazer, Joel Anthony (2)
- Meehan, K. (2)
- Mei, J. C. (2)
- Minaev, Nikolai G. (2)
- Mioduszewski, Saskia (2)
- Mishra, Debadeepti (2)
- Mohanty, Bedangadas (2)
- Mooney, Isaac A. (2)
- Moravcova, Zuzana (2)
- Morozov, Dmitry A. (2)
- Mouli, Mriganka Mouli (2)
- Mudiyanselage, N. Kulathunga (2)
- Nasim, Md. (2)
- Nayak, Kishora (2)
- Nelson, John M. (2)
- Nemes, Daniel B. (2)
- Nie, M. (2)
- Nigmatkulov, Grigory A. (2)
- Niida, Takafumi (2)
- Nogach, Larisa V. (2)
- Nonaka, Toshihiro (2)
- Odyniec, Grazyna Janina (2)
- Ogawa, Akio (2)
- Oh, K. (2)
- Oh, Saehanseul (2)
- Okorokov, Vitaly A. (2)
- Page, Brian S. (2)
- Pak, Robert (2)
- Panebratsev, Yuri (2)
- Pawlik, Bogdan (2)
- Pei, Hua (2)
- Perkins, Chris (2)
- Pinter, Roland Laszlo (2)
- Pluta, Jan Marian (2)
- Porter, Jeffrey Brent (2)
- Posik, Matthew (2)
- Pruthi, Navneet Kumar (2)
- Przybycien, Mariusz (2)
- Putschke, Jörn H. (2)
- Quintero, Amilkar (2)
- Radhakrishnan, Sooraj Krishnan (2)
- Ramachandran, Suvarna (2)
- Ray, Robert L. (2)
- Reed, Rosi Jan (2)
- Ritter, Hans Georg (2)
- Roberts, Jabus B. (2)
- Rogačevskij, Oleg V. (2)
- Romero, Juan L. (2)
- Ruan, L. (2)
- Rusnak, Jan (2)
- Rusnakova, O. (2)
- Sahoo, Nihar Ranjan (2)
- Sahu, Pradip Kumar (2)
- Salur, Sevil (2)
- Sandweiss, Jack H. (2)
- Schambach, Joachim (2)
- Schmidke, William B. (2)
- Schmitz, Norbert (2)
- Schweid, Benjamin R. (2)
- Seck, Florian (2)
- Seger, Janet Elizabeth (2)
- Sergeeva, Maria (2)
- Seto, Richard (2)
- Seyboth, Peter (2)
- Shah, N. (2)
- Shahaliev, Ehtiram (2)
- Shanmuganathan, Prashanth V. (2)
- Shao, M. (2)
- Shen, F. (2)
- Shen, W. Q. (2)
- Shi, Shusu (2)
- Shou, Q. Y. (2)
- Sichtermann, Ernst P. (2)
- Siejka, Sebastian (2)
- Sikora, Rafał (2)
- Singha, Subhash (2)
- Smirnov, Dmitri V. (2)
- Smirnov, Nikolai (2)
- Solyst, William (2)
- Sorensen, Paul Richard (2)
- Spinka, Harold. M. (2)
- Srivastava, B. (2)
- Stanislaus, T. D. Shirvel (2)
- Stewart, David J. (2)
- Strichanov, Michail Nikolaevič (2)
- Stringfellow, Blair (2)
- Suaide, Alexandre Alarcon do Passo (2)
- Sugiura, Tetsuro (2)
- Summa, Branden (2)
- Sun, X. M. (2)
- Sun, Y. (2)
- Surrow, Bernd (2)
- Svirida, Dmitry N. (2)
- Szymański, Paweł (2)
- Tang, Aihong (2)
- Tang, Zebo (2)
- Taranenko, Arkadiy (2)
- Tarnowsky, Terence J. (2)
- Thomas, James H. (2)
- Timmins, Anthony Robert (2)
- Todoroki, Takahito (2)
- Tokarev, Mikhail V. (2)
- Tomkiel, C. A. (2)
- Trentalange, Stephen (2)
- Tribble, Robert E. (2)
- Tribedy, Prithwish (2)
- Tripathy, Srikanta Kumar (2)
- Tsai, Oleg D. (2)
- Tu, B. (2)
- Ullrich, Thomas (2)
- Underwood, David G. (2)
- Upsal, Isaac (2)
- Van Buren, Gene (2)
- Vanek, Jan (2)
- Vasiliev, Alexander Nikolaevich (2)
- Vassiliev, Iouri (2)
- Videbæk, Flemming (2)
- Vokal, Stanislav (2)
- Voloshin, Sergei (2)
- Wang, F. (2)
- Wang, G. (2)
- Wang, P. (2)
- Wang, Y. (2)
- Webb, Jason C. (2)
- Wen, L. (2)
- Westfall, Gary D. (2)
- Wieman, Howard (2)
- Wissink, Scott W. (2)
- Witt, Richard (2)
- Wu, Y. (2)
- Xiao, Z. G. (2)
- Xie, Guannan (2)
- Xie, W. (2)
- Xu, H. (2)
- Xu, N. (2)
- Xu, Qinghua (2)
- Xu, Y. F. (2)
- Xu, Z. (2)
- Yang, C. (2)
- Yang, Q. (2)
- Yang, S. (2)
- Yang, Yi (2)
- Ye, Z. (2)
- Yi, L. (2)
- Yip, K. (2)
- Yoo, In-Kwon (2)
- Zbroszczyk, Hanna Paulina (2)
- Zha, Wangmei (2)
- Zhang, Dingwei (2)
- Zhang, L. (2)
- Zhang, S. (2)
- Zhang, X. P. (2)
- Zhang, Y. (2)
- Zhang, Z. (2)
- Zhao, J. (2)
- Zhong, C. (2)
- Zhou, C. (2)
- Zhu, X. (2)
- Zhu, Z. (2)
- Zyzak, Maksym (2)
- Šimko, Miroslav (2)
- Šumbera, Michal (2)
- Żurek, Maria Katarzyna (2)
Erscheinungsjahr
- 2019 (2)
Dokumenttyp
- Wissenschaftlicher Artikel (1)
- Preprint (1)
Sprache
- Englisch (2)
Volltext vorhanden
- ja (2)
Gehört zur Bibliographie
- nein (2)
Institut
Adam, Jaroslav ; Adamczyk, Leszek ; Adams, Joseph R. ; Adkins, J. Kevin ; Agakishiev, Geydar ; Aggarwal, Madan Mohan ; Ahammed, Zubayer ; Alekseev, Igor G. ; Anderson, Derek M. ; Aoyama, Ryo ; Aparin, Alexey ; Arkhipkin, Dmitry A. ; Aschenauer, Elke Caroline ; Ashraf, Muhammad Usman ; Atetalla, Fareha ; Attri, Anjali ; Averichev, Georgy S. ; Bairathi, Vipul ; Barish, Kenneth ; Bassill, Aaron J. ; Behera, Arabinda ; Bellwied, Rene ; Bhasin, Anju ; Bhati, Ashok Kumar ; Bielčík, Jaroslav ; Bielčíková, Jana ; Bland, Leslie C. ; Bordyuzhin, Igor G. ; Brandenburg, James D. ; Brandin, Andrei V. ; Bryslawskyj, Jason ; Bunzarov, Ivan ; Butterworth, Joseph ; Caines, Helen Louise ; Calderón de la Barca Sánchez, Manuel ; Cebra, Daniel A. ; Chakaberia, Irakli ; Chaloupka, Petr ; Chan, B. K. ; Chang, F-H. ; Chang, Z. ; Chankova-Bunzarova, N. ; Chatterjee, A. ; Chattopadhyay, S. ; Chen, J. H. ; Chen, X. ; Cheng, J. ; Cherney, Michael Gerard ; Christie, William ; Crawford, Henry J. ; Csanád, Máté ; Das, Supriya ; Dedovich, T. G. ; Deppner, Ingo Martin ; Derevschikov, Anatoly A. ; Didenko, Lidia ; Dilks, Christopher ; Dong, X. ; Drachenberg, James Lucus ; Dunlop, James C. ; Edmonds, Terrence ; Elsey, Nicholas ; Engelage, Jon M. ; Eppley, Geary Wareham ; Esha, Roli ; Esumi, ShinIchi ; Evdokimov, Olga Y. ; Ewigleben, J. ; Eyser, Kjeld Oleg ; Fatemi, Renee H. ; Fazio, Salvatore ; Federič, Pavol ; Fedorišin, Jan ; Feng, Yicheng ; Filip, Peter ; Finch, Evan ; Fisyak, Yuri V. ; Fulek, Łukasz ; Gagliardi, Carl A. ; Galatyuk, Tetyana ; Geurts, Frank ; Gibson, Adam ; Grosnick, David P. ; Gupta, Anik ; Guryn, Włodzimierz ; Hamad, A. I. ; Hamed, Ahmed M. ; Harris, John W. ; He, L. ; Heppelmann, S. ; Heppelmann, S. ; Herrmann, Norbert ; Holub, Lukáš ; Hong, Y. ; Horvat, S. ; Huang, Bingchu ; Huang, Huan Zhong ; Huang, Shengli ; Huang, T. ; Huang, X. ; Humanic, Thomas J. ; Huo, P. ; Igo, George J. ; Jacobs, William W. ; Jentsch, Alexander ; Jia, Jiangyong ; Jiang, K. ; Jowzaee, S. ; Ju, Xin-Yue ; Judd, Eleanor G. ; Kabana, Sonia ; Kagamaster, Skipper ; Kalinkin, Dmitry ; Kang, K. ; Kapukchyan, David ; Kauder, Kolja ; Ke, Hongwei ; Keane, Declan ; Kechechyan, Armen ; Kelsey, Matthew ; Kikoła, Daniel P. ; Kim, C. ; Kinghorn, Todd Adler ; Kisel, Ivan ; Kisiel, Adam Ryszard ; Kocan, Michal ; Kočenda, L. M. ; Kosarzewski, Leszek Krzysztof ; Kramarik, L. ; Kravtsov, Peter ; Krueger, Keith William ; Mudiyanselage, N. Kulathunga ; Kumar, Lokesh ; Kunnawalkam Elayavalli, Raghav ; Kwasizur, Joseph H. ; Lacey, Roy Alphanso ; Landgraf, Jeffery M. ; Lauret, Jerome ; Lebedev, Alexei ; Lednicky, Richard ; Lee, J. H. ; Li, C. ; Li, W. ; Li, W. ; Li, X. ; Li, Y. ; Liang, Y. ; Licenik, Robert ; Lin, T. ; Lipiec, Andrzej ; Lisa, Michael A. ; Liu, F. ; Liu, H. ; Liu, P. ; Liu, P. ; Liu, X. ; Liu, Y. ; Liu, Z. ; Ljubicic, Tonko A. ; Llope, William Joseph ; Lomnitz, M. ; Longacre, Ronald S. ; Luo, S. ; Luo, X. ; Ma, G. L. ; Ma, L. ; Ma, R. ; Ma, Yu-Gang ; Magdy Abdelwahab Abdelrahman, Niseem ; Majka, Richard Daniel ; Mallick, Dukhishyam ; Margetis, Spyridon ; Markert, Christina ; Matis, Howard S. ; Matonoha, Oliver ; Mazer, Joel Anthony ; Meehan, K. ; Mei, J. C. ; Minaev, Nikolai G. ; Mioduszewski, Saskia ; Mishra, Debadeepti ; Mohanty, Bedangadas ; Mouli, Mriganka Mouli ; Mooney, Isaac A. ; Moravcova, Zuzana ; Morozov, Dmitry A. ; Nasim, Md. ; Nayak, Kishora ; Nelson, John M. ; Nemes, Daniel B. ; Nie, M. ; Nigmatkulov, Grigory A. ; Niida, Takafumi ; Nogach, Larisa V. ; Nonaka, Toshihiro ; Odyniec, Grazyna Janina ; Ogawa, Akio ; Oh, K. ; Oh, Saehanseul ; Okorokov, Vitaly A. ; Page, Brian S. ; Pak, Robert ; Panebratsev, Yuri ; Pawlik, Bogdan ; Pei, Hua ; Perkins, Chris ; Pinter, Roland Laszlo ; Pluta, Jan Marian ; Porter, Jeffrey Brent ; Posik, Matthew ; Pruthi, Navneet Kumar ; Przybycien, Mariusz ; Putschke, Jörn H. ; Quintero, Amilkar ; Radhakrishnan, Sooraj Krishnan ; Ramachandran, Suvarna ; Ray, Robert L. ; Reed, Rosi Jan ; Ritter, Hans Georg ; Roberts, Jabus B. ; Rogačevskij, Oleg V. ; Romero, Juan L. ; Ruan, L. ; Rusnak, Jan ; Rusnakova, O. ; Sahoo, Nihar Ranjan ; Sahu, Pradip Kumar ; Salur, Sevil ; Sandweiss, Jack H. ; Schambach, Joachim ; Schmidke, William B. ; Schmitz, Norbert ; Schweid, Benjamin R. ; Seck, Florian ; Seger, Janet Elizabeth ; Sergeeva, Maria ; Seto, Richard ; Seyboth, Peter ; Shah, N. ; Shahaliev, Ehtiram ; Shanmuganathan, Prashanth V. ; Shao, M. ; Shen, F. ; Shen, W. Q. ; Shi, Shusu ; Shou, Q. Y. ; Sichtermann, Ernst P. ; Siejka, Sebastian ; Sikora, Rafał ; Šimko, Miroslav ; JSingh ; Singha, Subhash ; Smirnov, Dmitri V. ; Smirnov, Nikolai ; Solyst, William ; Sorensen, Paul Richard ; Spinka, Harold. M. ; Srivastava, B. ; Stanislaus, T. D. Shirvel ; Stewart, David J. ; Strichanov, Michail Nikolaevič ; Stringfellow, Blair ; Suaide, Alexandre Alarcon do Passo ; Sugiura, Tetsuro ; Šumbera, Michal ; Summa, Branden ; Sun, X. M. ; Sun, Y. ; Sun, Y. ; Surrow, Bernd ; Svirida, Dmitry N. ; Szymański, Paweł ; Tang, Aihong ; Tang, Zebo ; Taranenko, Arkadiy ; Tarnowsky, Terence J. ; Thomas, James H. ; Timmins, Anthony Robert ; Todoroki, Takahito ; Tokarev, Mikhail V. ; Tomkiel, C. A. ; Trentalange, Stephen ; Tribble, Robert E. ; Tribedy, Prithwish ; Tripathy, Srikanta Kumar ; Tsai, Oleg D. ; Tu, B. ; Ullrich, Thomas ; Underwood, David G. ; Upsal, Isaac ; Van Buren, Gene ; Vanek, Jan ; Vasiliev, Alexander Nikolaevich ; Vassiliev, Iouri ; Videbæk, Flemming ; Vokal, Stanislav ; Voloshin, Sergei ; Wang, F. ; Wang, G. ; Wang, P. ; Wang, Y. ; Wang, Y. ; Webb, Jason C. ; Wen, L. ; Westfall, Gary D. ; Wieman, Howard ; Wissink, Scott W. ; Witt, Richard ; Wu, Y. ; Xiao, Z. G. ; Xie, Guannan ; Xie, W. ; Xu, H. ; Xu, N. ; Xu, Qinghua ; Xu, Y. F. ; Xu, Z. ; Yang, C. ; Yang, Q. ; Yang, S. ; Yang, Yi ; Ye, Z. ; Ye, Z. ; Yi, L. ; Yip, K. ; Yoo, In-Kwon ; Zbroszczyk, Hanna Paulina ; Zha, Wangmei ; Zhang, Dingwei ; Zhang, L. ; Zhang, S. ; Zhang, S. ; Zhang, X. P. ; Zhang, Y. ; Zhang, Z. ; Zhao, J. ; Zhong, C. ; Zhou, C. ; Zhu, X. ; Zhu, Z. ; Żurek, Maria Katarzyna ; Zyzak, Maksym
We report on the first measurements of J/ψ production at very low transverse momentum (pT< 0.2 GeV/c) in hadronic Au+Au collisions at √sNN = 200 GeV and U+U collisions at √sNN = 193 GeV. Remarkably, the inferred nuclear modification factor of J/ψ at mid-rapidity in Au+Au (U+U) collisions reaches about 24 (52) for pT< 0.05 GeV/c in the 60-80% collision centrality class. This noteworthy enhancement cannot be explained by hadronic production accompanied by cold and hot medium effects. In addition, the dN/dt distribution of J/ψ for the very low pT range is presented for the first time. The distribution is consistent with that expected from the Au nucleus and shows a hint of interference. Comparison of the measurements to theoretical calculations of coherent production shows that the excess yield can be described reasonably well and reveals a partial disruption of coherent production in semi-central collisions, perhaps due to the violent hadronic interactions. Incorporating theoretical calculations, the results strongly suggest that the dramatic enhancement of J/ψ yield observed at extremely low pT originates from coherent photon-nucleus interactions. In particular, coherently produced J/ψ's in violent hadronic collisions may provide a novel probe of the quark-gluon-plasma.
Adam, Jaroslav ; Adamczyk, Leszek ; Adams, Joseph R. ; Adkins, J. Kevin ; Agakishiev, Geydar ; Aggarwal, Madan Mohan ; Ahammed, Zubayer ; Alekseev, Igor G. ; Anderson, Derek M. ; Aoyama, Ryo ; Aparin, Alexey ; Arkhipkin, Dmitry A. ; Aschenauer, Elke Caroline ; Ashraf, Muhammad Usman ; Atetalla, Fareha ; Attri, Anjali ; Averichev, Georgy S. ; Bairathi, Vipul ; Barish, Kenneth ; Bassill, Aaron J. ; Behera, Arabinda ; Bellwied, Rene ; Bhasin, Anju ; Bhati, Ashok Kumar ; Bielčík, Jaroslav ; Bielčíková, Jana ; Bland, Leslie C. ; Bordyuzhin, Igor G. ; Brandenburg, James D. ; Brandin, Andrei V. ; Bryslawskyj, Jason ; Bunzarov, Ivan ; Butterworth, Joseph ; Caines, Helen Louise ; Calderón de la Barca Sánchez, Manuel ; Cebra, Daniel A. ; Chakaberia, Irakli ; Chaloupka, Petr ; Chan, B. K. ; Chang, F-H. ; Chang, Z. ; Chankova-Bunzarova, N. ; Chatterjee, A. ; Chattopadhyay, S. ; Chen, J. H. ; Chen, X. ; Cheng, J. ; Cherney, Michael Gerard ; Christie, William ; Crawford, Henry J. ; Csanád, Máté ; Das, Supriya ; Dedovich, T. G. ; Deppner, Ingo Martin ; Derevschikov, Anatoly A. ; Didenko, Lidia ; Dilks, Christopher ; Dong, X. ; Drachenberg, James Lucus ; Dunlop, James C. ; Edmonds, Terrence ; Elsey, Nicholas ; Engelage, Jon M. ; Eppley, Geary Wareham ; Esha, Roli ; Esumi, ShinIchi ; Evdokimov, Olga Y. ; Ewigleben, J. ; Eyser, Kjeld Oleg ; Fatemi, Renee H. ; Fazio, Salvatore ; Federič, Pavol ; Fedorišin, Jan ; Feng, Yicheng ; Filip, Peter ; Finch, Evan ; Fisyak, Yuri V. ; Fulek, Łukasz ; Gagliardi, Carl A. ; Galatyuk, Tetyana ; Geurts, Frank ; Gibson, Adam ; Grosnick, David P. ; Gupta, Anik ; Guryn, Włodzimierz ; Hamad, A. I. ; Hamed, Ahmed M. ; Harris, John W. ; He, L. ; Heppelmann, S. ; Heppelmann, S. ; Herrmann, Norbert ; Holub, Lukáš ; Hong, Y. ; Horvat, S. ; Huang, Bingchu ; Huang, Huan Zhong ; Huang, Shengli ; Huang, T. ; Huang, X. ; Humanic, Thomas J. ; Huo, P. ; Igo, George J. ; Jacobs, William W. ; Jentsch, Alexander ; Jia, Jiangyong ; Jiang, K. ; Jowzaee, S. ; Ju, Xin-Yue ; Judd, Eleanor G. ; Kabana, Sonia ; Kagamaster, Skipper ; Kalinkin, Dmitry ; Kang, K. ; Kapukchyan, David ; Kauder, Kolja ; Ke, Hongwei ; Keane, Declan ; Kechechyan, Armen ; Kelsey, Matthew ; Kikoła, Daniel P. ; Kim, C. ; Kinghorn, Todd Adler ; Kisel, Ivan ; Kisiel, Adam Ryszard ; Kocan, Michal ; Kočenda, L. M. ; Kosarzewski, Leszek Krzysztof ; Kramarik, L. ; Kravtsov, Peter ; Krueger, Keith William ; Mudiyanselage, N. Kulathunga ; Kumar, Lokesh ; Kunnawalkam Elayavalli, Raghav ; Kwasizur, Joseph H. ; Lacey, Roy Alphanso ; Landgraf, Jeffery M. ; Lauret, Jerome ; Lebedev, Alexei ; Lednicky, Richard ; Lee, J. H. ; Li, C. ; Li, W. ; Li, W. ; Li, X. ; Li, Y. ; Liang, Y. ; Licenik, Robert ; Lin, T. ; Lipiec, Andrzej ; Lisa, Michael A. ; Liu, F. ; Liu, H. ; Liu, P. ; Liu, P. ; Liu, X. ; Liu, Y. ; Liu, Z. ; Ljubicic, Tonko A. ; Llope, William Joseph ; Lomnitz, M. ; Longacre, Ronald S. ; Luo, S. ; Luo, X. ; Ma, G. L. ; Ma, L. ; Ma, R. ; Ma, Yu-Gang ; Magdy Abdelwahab Abdelrahman, Niseem ; Majka, Richard Daniel ; Mallick, Dukhishyam ; Margetis, Spyridon ; Markert, Christina ; Matis, Howard S. ; Matonoha, Oliver ; Mazer, Joel Anthony ; Meehan, K. ; Mei, J. 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We report on the first measurements of J/ψ production at very low transverse momentum (pT< 0.2 GeV/c) in hadronic Au+Au collisions at √sNN = 200 GeV and U+U collisions at √sNN = 193 GeV. Remarkably, the inferred nuclear modification factor of J/ψ at mid-rapidity in Au+Au (U+U) collisions reaches about 24 (52) for pT< 0.05 GeV/c in the 60-80% collision centrality class. This noteworthy enhancement cannot be explained by hadronic production accompanied by cold and hot medium effects. In addition, the dN/dt distribution of J/ψ for the very low pT range is presented for the first time. The distribution is consistent with that expected from the Au nucleus and shows a hint of interference. Comparison of the measurements to theoretical calculations of coherent production shows that the excess yield can be described reasonably well and reveals a partial disruption of coherent production in semi-central collisions, perhaps due to the violent hadronic interactions. Incorporating theoretical calculations, the results strongly suggest that the dramatic enhancement of J/ψ yield observed at extremely low pT originates from coherent photon-nucleus interactions. In particular, coherently produced J/ψ's in violent hadronic collisions may provide a novel probe of the quark-gluon-plasma.
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