| Title: |
Measurement of medium-induced acoplanarity in central Au-Au and pp collisions at √sNN = 200 GeV using direct-photon+jet and π⁰+jet correlations |
| Authors: |
Aboona, Bassam; Adam, Jaroslav; Adamczyk, Leszek; Aggarwal, Ishu; Aggarwal, Madan Mohan; Ahammed, Zubayer; Alshammri, A. K.; Anderson, D. M.; Aschenauer, Elke Caroline; Aslam, Sameer; Atchison, J.; Bairathi, Vipul; Bao, X.; Barik, P.; Barish, Kenneth; Behera, S.; Bellwied, Rene; Bhagat, Pratibha; Bhasin, Anju; Bhatta, Somadutta; Bhosale, Sneha; Bielčík, Jaroslav; Bielčíková, Jana; Brandenburg, James D.; Broodo, Caleb; Cai, Xiang-Zhou; Caines, Helen Louise; Calderón de la Barca Sánchez, Manuel; Cebra, Daniel A.; Češka, Jakub; Chakaberia, Irakli; Chaloupka, Petr; Chang, Y. S.; Chang, Z.; Chatterjee, A.; Chen, D.; Chen, J. H.; Chen, Q.; Chen, W.; Chen, Z.; Cheng, J.; Cheng, Y.; Christie, William; Chu, Xiaoxuan; Corey, S.; Crawford, Henry J.; Csanád, Máté; Dale-Gau, Gabriel; Das, A.; Lemos, D. De Souza; Deppner, Ingo Martin; Deshpande, A.; Dhamija, A.; Dimri, A.; Dixit, Prabhupada; Dong, X.; Drachenberg, James Lucus; Duckworth, Emilie; Dunlop, James C.; El-Feky, Y. S.; Engelage, Jon M.; Eppley, Geary Wareham; Esumi, ShinIchi; Evdokimov, Olga Y.; Eyser, Kjeld Oleg; Fan, B.; Fatemi, Renee H.; Fazio, Salvatore; Feng, H.; Feng, Yicheng; Finch, Evan; Fisyak, Yuri V.; Flor, Fernando Antonio; Fu, C.; Fu, T.; Gagliardi, Carl A.; Galatyuk, T.; Gao, T.; Gao, Y.; Garcia, G.; Geurts, Frank; Gibson, Adam; Giri, A.; Gopal, Krishan; Gou, X.; Grosnick, David P.; Gu, A.; Gu, J.; Gupta, Anik; Guryn, Włodzimierz; Hamed, Ahmed M.; Hamilton, R. J.; Han, J.; Han, X.; Harabasz, Szymon; Harasty, Matthew D.; Harris, John W.; Harrison-Smith, Hannah; Havener, L. B.; He, Xionghong; He, Y.; Herrmann, Norbert; Holub, Lukáš; Hu, C.; Hu, Q.; Hu, Y.; Huang, H.; Huang, Huan Zhong; Huang, Shengli; Huang, T.; Huang, Y.; Isshiki, M.; Jacobs, P. M.; Jacobs, William W.; Jalotra, Ashish; Jena, Chitrasen; Jentsch, Alexander; Ji, Yuanjing; Jia, Jiangyong; Jiang, X.; Jin, C.; Jin, Y.; Jindal, N.; Ju, Xin-Yue; Judd, Eleanor G.; Kabana, Sonia; Kalinkin, Dmitry; Kang, J.; Kang, K.; Kanuganti, A. R.; Kapukchyan, David; Kauder, Kolja; Keane, Declan; Kesler, M.; Khanal, A.; Khyzhniak, Yevheniia V.; Kikoła, Daniel P.; Kim, J.; Kincses, D.; Kisel, Ivan; Kiselev, A.; Knospe, Anders Garritt; Kołaś, J.; Korodi, B.; Kosarzewski, Leszek Krzysztof; Kumar, Lokesh; Labonte, Mathias C.; Lacey, Roy Alphanso; Landgraf, Jeffery M.; Larson, C.; Lauret, Jerome; Lebedev, A.; Lee, J. H.; Leung, Yue Hang; Li, C.; Li, D.; Li, H-S.; Li, H.; Li, W.; Li, X.; Li, Y.; Li, Z.; Liang, X.; Licenik, Robert; Lin, T.; Lin, Y.; Lisa, Michael A.; Liu, C.; Liu, G.; Liu, H.; Liu, L.; Liu, Z.; Ljubicic, Tonko A.; Lomicky, O.; Loyd, E. M.; Lu, T.; Luo, J.; Luo, X. F.; Ma, L.; Ma, R.; Ma, Y. G.; Magdy Abdelwahab Abdelrahman, Niseem; Mallick, D.; Manikandhan, Rutik; Markert, Christina; Matonoha, O.; Mi, Ke; Mioduszewski, Saskia; Mohanty, Bedangadas; Mondal, B.; Mouli, Mriganka Mouli; Mooney, Isaac A.; Mrazkova, J.; Nagy, M. I.; Naim, C. J.; Nain, A. S.; Nam, J. D.; Nasim, M.; Nasrulloh, H.; Nelson, John M.; Nie, M.; Nigmatkulov, Grigory A.; Niida, Takafumi; Nonaka, Toshihiro; Odyniec, Grazyna Janina; Ogawa, Akio; Oh, Saehanseul; Okubo, K.; Page, Brian S.; Pal, S.; Pandav, Ashish; Panday, A.; Pandey, A. K.; Pani, Tanmay; Paul, A.; Paul, S.; Pawłowska, Diana; Perkins, Chris; Ping, S.; Pluta, Jan Marian; Pokhrel, B. R.; Pinto, I. D. Ponce; Posik, Matthew; Pottebaum, E.; Prodhan, S.; Protzman, T. L.; Prozorov, A.; Prozorova, V.; Pruthi, Navneet Kumar; Przybycien, Mariusz; Putschke, Jörn H.; Qi, Y.; Qin, Z.; Qiu, H.; Racz, Cameron; Radhakrishnan, Sooraj Krishnan; Rana, Aditya; Ray, Robert L.; Reed, Rosi Jan; Robertson, C. W.; Robotkova, Monika; Rosales Aguilar, Manuel A.; Roy, D.; Chowdhury, P. Roy; Ruan, L.; Sahoo, Aswini Kumar; Sahoo, Nihar Ranjan; Sako, H.; Salur, Sevil; Sambyal, S. S.; Sandhu, J. K.; Sato, Susumu; Schaefer, Brennan C.; Schmitz, Norbert; Seck, F-J.; Seger, Janet Elizabeth; Seto, Richard; Seyboth, Peter; Shah, N.; Shanmuganathan, Prashanth V.; Shao, Tianhao; Sharma, Monika; Sharma, Natasha; Sharma, R.; Sharma, S. R.; Sheikh, Ashik Ikbal; Shen, D.; Shen, Diyu; Shen, Kaifei; Shi, S.; Shi, Y.; Shulga, E.; Si, F.; Singh, J.; Singha, Subhash; Sinha, P.; Skoby, Michael J.; Smirnov, N.; Söhngen, Yannick; Song, Y.; Stanislaus, T. D. S.; Stefaniak, Maria; Su, Y.; Šumbera, Michal; Sun, X.; Sun, Y.; Surrow, Bernd; Svoboda, Michal; Sweger, Zachary W.; Tamis, Andrew C.; Tang, Aihong; Tang, Zebo; Tarnowsky, Terence J.; Thomas, James H.; Timmins, Anthony Robert; Tlusty, David; Valladares, D. Torres; Trentalange, Stephen; Tribedy, Prithwish; Tripathy, Srikanta Kumar; Truhlar, Tomas; Trzeciak, Barbara Antonina; Tsai, Oleg D.; Tsang, C. Y.; Tu, Zhoudunming; Tyler, J. E.; Ullrich, Thomas; Underwood, David G.; Van Buren, Gene; Vanek, Jan; Vassiliev, Iouri; Videbæk, Flemming; Voloshin, Sergei; Wang, F.; Wang, G.; Wang, J. S.; Wang, J.; Wang, K.; Wang, X.; Wang, Y.; Wang, Z.; Wang, Z. Y.; Watroba, A. J.; Webb, Jason C.; Weidenkaff, Philipp; Westfall, Gary D.; Wielanek, Daniel; Wieman, Howard; Wilks, G.; Wissink, Scott W.; Witt, Richard; Wong, C. P.; Wu, J.; Wu, X.; Xi, B.; Xiao, Y.; Xiao, Z. G.; Xie, Guannan; Xie, W.; Xu, H.; Xu, N.; Xu, Qinghua; Xu, Y.; Xu, Z.; Yan, G.; Yan, Z.; Yang, C.; Yang, Q.; Yang, S.; Yang, Y.; Ye, Z.; Yi, L.; Yu, Y.; Zbroszczyk, Hanna Paulina; Zha, Wangmei; Zhang, C.; Zhang, Dingwei; Zhang, J.; Zhang, L.; Zhang, S.; Zhang, W.; Zhang, X.; Zhang, Y.; Zhang, Z.; Zhao, F.; Zhao, J.; Zhou, S.; Zhou, Y.; Zhu, X.; Żurek, Maria Katarzyna; Zyzak, Maksym |
| Publication Year: |
2026 |
| Collection: |
Publication Server of Goethe University Frankfurt am Main |
| Subject Terms: |
ddc:530 |
| Description: |
The STAR Collaboration reports measurements of acoplanarity using semi–inclusive distributions of charged–particle jets recoiling from direct photon and π 0 triggers, in central Au–Au and pp collisions at √ sNN = 200 GeV. Significant medium–induced acoplanarity broadening is observed for large but not small recoil jet resolution parameter, corresponding to recoil jet yield enhancement up to a factor of ≈ 20 for trigger–recoil azimuthal separation far from π. This phenomenology is indicative of the response of the Quark–Gluon Plasma to excitation, but not the scattering of jets off of its quasiparticles. The measurements are not well–described by current theoretical models which incorporate jet quenching. |
| Document Type: |
report |
| File Description: |
application/pdf |
| Language: |
English |
| Relation: |
https://doi.org/10.48550/ARXIV.2505.05789 |
| DOI: |
10.48550/ARXIV.2505.05789 |
| Availability: |
http://publikationen.ub.uni-frankfurt.de/frontdoor/index/index/docId/96738; https://nbn-resolving.org/urn:nbn:de:hebis:30:3-967385; https://doi.org/10.48550/ARXIV.2505.05789; http://publikationen.ub.uni-frankfurt.de/files/96738/2505.05789v2.pdf |
| Rights: |
https://creativecommons.org/licenses/by-nc-nd/4.0/deed.de ; info:eu-repo/semantics/openAccess |
| Accession Number: |
edsbas.BF151650 |
| Database: |
BASE |