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Longitudinal and transverse spin transfer to Λ and ‾Λ hyperons in polarized p+p collisions at √s = 200 GeV

Muhammad Ibrahim Abdulhamid, Bassam Aboona, Jaroslav Adam, Leszek Adamczyk, Joseph R. Adams, Ishu Aggarwal, Madan Mohan Aggarwal, Zubayer Ahammed, Derek M. Anderson, Elke Caroline Aschenauer, Sameer Aslam, J. Atchison, Vipul Bairathi, W. Baker, J. G. Ball Cap, Kenneth Barish, Rene Bellwied, P. Bhagat, Anju Bhasin, S. Bhatta, Jaroslav Bielčík, Jana Bielčíková, James D. Brandenburg, Xiang-Zhou Cai, Helen Louise Caines, M. Calderón de la Barca Sánchez, Daniel A. Cebra, J. Ceska, Irakli Chakaberia, Petr Chaloupka, B. K. Chan, Z. Chang, A. Chatterjee, D. Chen, J. Chen, J. H. Chen, Z. Chen, J. Cheng, Y. Cheng, Subikash Choudhury, William Christie, X. Chu, Henry J. Crawford, Máté Csanád, G. Dale-Gau, A. Das, M. Daugherity, Ingo Martin Deppner, A. Dhamija, L. Di Carlo, P. Dixit, X. Dong, James Lucus Drachenberg, E. Duckworth, James C. Dunlop, Jon M. Engelage, Geary Wareham Eppley, ShinIchi Esumi, Olga Y. Evdokimov, A. Ewigleben, Kjeld Oleg Eyser, Renee H. Fatemi, Salvatore Fazio, C. J. Feng, Yicheng Feng, Evan Finch, Yuri V. Fisyak, F. A. Flor, C. Fu, Carl A. Gagliardi, Tetyana Galatyuk, T. Gao, Frank Geurts, N. Ghimire, Adam Gibson, Krishan Gopal, X. Gou, David P. Grosnick, Anik Gupta, Włodzimierz Guryn, Ahmed M. Hamed, Y. Han, S. Harabasz, M. D. Harasty, John W. Harris, H. Harrison-Smith, W. He, X. H. He, Y. He, Norbert Herrmann, Lukáš Holub, C. Hu, Q. Hu, Y. Hu, H. Huang, Huan Zhong Huang, Shengli Huang, T. Huang, X. Huang, Y. Huang, Y. Huang, Thomas J. Humanic, D. Isenhower, M. Isshiki, William W. Jacobs, A. Jalotra, Chitrasen Jena, Alexander Jentsch, Yuanjing Ji, J. Jia, C. Jin, X. Ju, Eleanor G. Judd, Sonia Kabana, M. L. Kabir, Skipper Kagamaster, Dmitry Kalinkin, K. Kang, David Kapukchyan, Kolja Kauder, Declan Keane, Matthew Kelsey, Y. V. Khyzhniak, Daniel P. Kikoła, B. Kimelman, D. Kincses, Ivan Kisel, A. Kiselev, Anders Garritt Knospe, H. S. Ko, Leszek Krzysztof Kosarzewski, L. Kramarik, Lokesh Kumar, Shyam Kumar, R. Kunnawalkam Elayavalli, Roy Alphanso Lacey, Jeffery M. Landgraf, Jerome Lauret, Alexei Lebedev, J. H. Lee, Y. H. Leung, N. Lewis, C. Li, W. Li, X. Li, Y. Li, Y. Li, Z. Li, X. Liang, Y. Liang, Robert Licenik, T. Lin, Michael A. Lisa, C. Liu, F. Liu, G. Liu, H. Liu, H. Liu, L. Liu, T. Liu, X. Liu, Y. Liu, Z. Liu, Tonko A. Ljubicic, William Joseph Llope, O. Lomicky, Ronald S. Longacre, E. M. Loyd, T. Lu, N. S. Lukow, X. F. Luo, L. Ma, R. Ma, Yu-Gang Ma, Niseem Magdy Abdelwahab Abdelrahman, Dukhishyam Mallick, Spyridon Margetis, Christina Markert, Howard S. Matis, Joel Anthony Mazer, G. McNamara, K. Mi, Saskia Mioduszewski, Bedangadas Mohanty, Mriganka Mouli Mondal, Isaac A. Mooney, A. Mukherjee, M. I. Nagy, A. S. Nain, J. D. Nam, M. Nasim, D. Neff, John M. Nelson, Daniel B. Nemes, M. Nie, Grigory A. Nigmatkulov, Takafumi Niida, R. Nishitani, Toshihiro Nonaka, G. Odyniec, Akio Ogawa, Saehanseul Oh, K. Okubo, Brian S. Page, R. Pak, Jinjin Pan, A. Pandav, Ashutosh Kumar Pandey, T. Pani, A. Paul, Bogdan Pawlik, Diana Pawłowska, Chris Perkins, Jan Marian Pluta, B. R. Pokhrel, Matthew Posik, Tristan Protzman, V. Prozorova, Navneet Kumar Pruthi, Mariusz Przybycien, Jörn H. Putschke, Z. Qin, H. Qiu, Amilkar Quintero, Cameron Racz, Sooraj Krishnan Radhakrishnan, N. Raha, A. Rana, Robert L. Ray, Rosi Jan Reed, H. G. Ritter, C. W. Robertson, M. Robotkova, M. A. Rosales Aguilar, D. Roy, P. Roy Chowdhury, L. Ruan, A. K. Sahoo, Nihar Ranjan Sahoo, H. Sako, Sevil Salur, S. Sato, William B. Schmidke, Norbert Schmitz, F-J. Seck, Janet Elizabeth Seger, Richard Seto, Peter Seyboth, N. Shah, Prashanth V. Shanmuganathan, T. Shao, M. Sharma, Natasha Sharma, R. Sharma, S. R. Sharma, Ashik Ikbal Sheikh, D. Shen, D. Y. Shen, K. Shen, S. S. Shi, Y. Shi, Q. Y. Shou, F. Si, J. Singh, Subhash Singha, P. Sinha, M. J. Skoby, Nikolai Smirnov, Y. Söhngen, Y. Song, B. Srivastava, T. D. Shirvel Stanislaus, Maria Stefaniak, David J. Stewart, Blair Stringfellow, Y. Su, Alexandre Alarcon do Passo Suaide, Michal Šumbera, C. Sun, X. Sun, Y. Sun, Y. Sun, Bernd Surrow, Z. W. Sweger, P. R. Szymanski, A. Tamis, Aihong Tang, Z. Tang, Terence J. Tarnowsky, James H. Thomas, Anthony Robert Timmins, David Tlusty, Takahito Todoroki, C. A. Tomkiel, Stephen Trentalange, Robert E. Tribble, Prithwish Tribedy, T. Truhlar, Barbara Antonina Trzeciak, Oleg D. Tsai, C. Y. Tsang, Z. Tu, J. Tyler, Thomas Ullrich, David G. Underwood, Isaac Upsal, Gene Van Buren, Jan Vanek, Iouri Vassiliev, Veronica Verkest, Flemming Videbæk, Sergei Voloshin, F. Wang, G. Wang, J. S. Wang, J. Wang, X. Wang, Y. Wang, Y. Wang, Y. Wang, Z. Wang, Jason C. Webb, P. C. Weidenkaff, Gary D. Westfall, D. Wielanek, Howard Wieman, G. Wilks, Scott W. Wissink, Richard Witt, J. Wu, J. Wu, X. Wu, X. Wu, Y. Wu, B. Xi, Z. G. Xiao, Guannan Xie, W. Xie, H. Xu, N. Xu, Q. H. Xu, Y. Xu, Y. Xu, Z. Xu, Z. Xu, G. Yan, Z. Yan, C. Yang, Q. Yang, S. Yang, Y. Yang, Z. Ye, Z. Ye, L. Yi, K. Yip, Y. Yu, Hanna Paulina Zbroszczyk, W. Zha, C. Zhang, D. Zhang, J. Zhang, S. Zhang, W. Zhang, X. Zhang, Y. Zhang, Y. Zhang, Y. Zhang, Y. Zhang, Z. J. Zhang, Z. Zhang, Z. Zhang, F. Zhao, J. Zhao, M. Zhao, C. Zhou, J. Zhou, S. Zhou, Y. Zhou, X. Zhu, M. Zurek, Maksym Zyzak

  • The longitudinal and transverse spin transfers to Λ (Λ¯¯¯¯) hyperons in polarized proton-proton collisions are expected to be sensitive to the helicity and transversity distributions, respectively, of (anti-)strange quarks in the proton, and to the corresponding polarized fragmentation functions. We report improved measurements of the longitudinal spin transfer coefficient, DLL, and the transverse spin transfer coefficient, DTT, to Λ and Λ¯¯¯¯ in polarized proton-proton collisions at s√ = 200 GeV by the STAR experiment at RHIC. The data set includes longitudinally polarized proton-proton collisions with an integrated luminosity of 52 pb−1, and transversely polarized proton-proton collisions with a similar integrated luminosity. Both data sets have about twice the statistics of previous results and cover a kinematic range of |ηΛ(Λ¯¯¯¯)| < 1.2 and transverse momentum pT,Λ(Λ¯¯¯¯) up to 8 GeV/c. We also report the first measurements of the hyperon spin transfer coefficients DLL and DTT as a function of the fractional jet momentum z carried by the hyperon, which can provide more direct constraints on the

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Author:Muhammad Ibrahim AbdulhamidORCiDGND, Bassam AboonaORCiDGND, Jaroslav AdamORCiDGND, Leszek AdamczykORCiDGND, Joseph R. AdamsORCiD, Ishu AggarwalORCiD, Madan Mohan AggarwalGND, Zubayer AhammedORCiD, Derek M. AndersonORCiD, Elke Caroline AschenauerORCiD, Sameer Aslam, J. Atchison, Vipul BairathiORCiD, W. Baker, J. G. Ball Cap, Kenneth BarishORCiD, Rene BellwiedORCiDGND, P. Bhagat, Anju BhasinORCiD, S. Bhatta, Jaroslav BielčíkORCiDGND, Jana BielčíkováORCiDGND, James D. BrandenburgORCiD, Xiang-Zhou Cai, Helen Louise CainesORCiD, M. Calderón de la Barca Sánchez, Daniel A. CebraORCiD, J. Ceska, Irakli ChakaberiaORCiD, Petr ChaloupkaORCiD, B. K. Chan, Z. Chang, A. Chatterjee, D. Chen, J. Chen, J. H. Chen, Z. Chen, J. Cheng, Y. Cheng, Subikash ChoudhuryORCiD, William ChristieORCiD, X. Chu, Henry J. CrawfordORCiD, Máté CsanádORCiD, G. Dale-Gau, A. Das, M. Daugherity, Ingo Martin DeppnerORCiDGND, A. Dhamija, L. Di Carlo, P. Dixit, X. Dong, James Lucus DrachenbergORCiD, E. Duckworth, James C. DunlopORCiD, Jon M. Engelage, Geary Wareham Eppley, ShinIchi EsumiORCiDGND, Olga Y. EvdokimovORCiD, A. Ewigleben, Kjeld Oleg EyserORCiD, Renee H. FatemiORCiD, Salvatore FazioORCiD, C. J. Feng, Yicheng FengORCiD, Evan FinchORCiD, Yuri V. FisyakORCiD, F. A. Flor, C. Fu, Carl A. Gagliardi, Tetyana GalatyukORCiDGND, T. Gao, Frank GeurtsORCiD, N. Ghimire, Adam GibsonORCiD, Krishan GopalORCiD, X. Gou, David P. Grosnick, Anik GuptaORCiD, Włodzimierz Guryn, Ahmed M. HamedORCiD, Y. Han, S. Harabasz, M. D. Harasty, John W. HarrisORCiDGND, H. Harrison-Smith, W. He, X. H. He, Y. He, Norbert HerrmannGND, Lukáš HolubORCiD, C. Hu, Q. Hu, Y. Hu, H. Huang, Huan Zhong HuangORCiD, Shengli Huang, T. Huang, X. Huang, Y. Huang, Y. Huang, Thomas J. HumanicORCiD, D. Isenhower, M. Isshiki, William W. JacobsORCiD, A. Jalotra, Chitrasen JenaORCiD, Alexander JentschORCiD, Yuanjing JiORCiD, J. Jia, C. Jin, X. Ju, Eleanor G. JuddORCiD, Sonia KabanaORCiD, M. L. Kabir, Skipper KagamasterORCiD, Dmitry Kalinkin, K. Kang, David KapukchyanORCiD, Kolja KauderORCiD, Declan KeaneORCiD, Matthew KelseyORCiD, Y. V. Khyzhniak, Daniel P. KikołaORCiD, B. Kimelman, D. Kincses, Ivan KiselORCiDGND, A. Kiselev, Anders Garritt KnospeORCiD, H. S. Ko, Leszek Krzysztof KosarzewskiORCiD, L. Kramarik, Lokesh KumarORCiD, Shyam KumarORCiD, R. Kunnawalkam Elayavalli, Roy Alphanso LaceyORCiD, Jeffery M. Landgraf, Jerome LauretORCiD, Alexei Lebedev, J. H. Lee, Y. H. Leung, N. Lewis, C. Li, W. Li, X. Li, Y. Li, Y. Li, Z. Li, X. Liang, Y. Liang, Robert LicenikORCiD, T. Lin, Michael A. LisaORCiDGND, C. Liu, F. Liu, G. Liu, H. Liu, H. Liu, L. Liu, T. Liu, X. Liu, Y. Liu, Z. Liu, Tonko A. Ljubicic, William Joseph LlopeORCiD, O. Lomicky, Ronald S. Longacre, E. M. Loyd, T. Lu, N. S. Lukow, X. F. Luo, L. Ma, R. Ma, Yu-Gang MaORCiD, Niseem Magdy Abdelwahab AbdelrahmanORCiD, Dukhishyam MallickORCiD, Spyridon MargetisORCiD, Christina MarkertORCiDGND, Howard S. MatisORCiD, Joel Anthony Mazer, G. McNamara, K. Mi, Saskia MioduszewskiORCiD, Bedangadas MohantyORCiD, Mriganka Mouli MondalORCiD, Isaac A. MooneyORCiD, A. Mukherjee, M. I. Nagy, A. S. Nain, J. D. Nam, M. Nasim, D. Neff, John M. Nelson, Daniel B. Nemes, M. Nie, Grigory A. NigmatkulovORCiD, Takafumi NiidaORCiD, R. Nishitani, Toshihiro NonakaORCiD, G. Odyniec, Akio Ogawa, Saehanseul OhORCiD, K. Okubo, Brian S. PageORCiD, R. Pak, Jinjin PanORCiD, A. Pandav, Ashutosh Kumar PandeyORCiD, T. Pani, A. Paul, Bogdan PawlikORCiD, Diana PawłowskaORCiD, Chris Perkins, Jan Marian Pluta, B. R. Pokhrel, Matthew Posik, Tristan ProtzmanORCiD, V. Prozorova, Navneet Kumar PruthiORCiD, Mariusz PrzybycienORCiD, Jörn H. PutschkeORCiDGND, Z. Qin, H. Qiu, Amilkar Quintero, Cameron RaczORCiD, Sooraj Krishnan Radhakrishnan, N. Raha, A. Rana, Robert L. RayORCiD, Rosi Jan ReedORCiD, H. G. Ritter, C. W. Robertson, M. Robotkova, M. A. Rosales Aguilar, D. Roy, P. Roy Chowdhury, L. Ruan, A. K. Sahoo, Nihar Ranjan SahooORCiD, H. Sako, Sevil SalurORCiDGND, S. Sato, William B. Schmidke, Norbert SchmitzGND, F-J. Seck, Janet Elizabeth SegerORCiD, Richard SetoORCiDGND, Peter SeybothORCiDGND, N. Shah, Prashanth V. ShanmuganathanORCiD, T. Shao, M. Sharma, Natasha SharmaORCiD, R. Sharma, S. R. Sharma, Ashik Ikbal SheikhORCiD, D. Shen, D. Y. Shen, K. Shen, S. S. Shi, Y. Shi, Q. Y. Shou, F. Si, J. Singh, Subhash SinghaORCiD, P. Sinha, M. J. Skoby, Nikolai SmirnovORCiD, Y. Söhngen, Y. Song, B. Srivastava, T. D. Shirvel Stanislaus, Maria StefaniakORCiD, David J. Stewart, Blair Stringfellow, Y. Su, Alexandre Alarcon do Passo SuaideORCiD, Michal ŠumberaORCiD, C. Sun, X. Sun, Y. Sun, Y. Sun, Bernd SurrowORCiDGND, Z. W. Sweger, P. R. Szymanski, A. Tamis, Aihong TangORCiD, Z. Tang, Terence J. Tarnowsky, James H. ThomasORCiD, Anthony Robert TimminsORCiD, David Tlusty, Takahito TodorokiORCiD, C. A. Tomkiel, Stephen TrentalangeORCiD, Robert E. Tribble, Prithwish TribedyORCiDGND, T. Truhlar, Barbara Antonina TrzeciakORCiD, Oleg D. Tsai, C. Y. Tsang, Z. Tu, J. Tyler, Thomas UllrichORCiDGND, David G. UnderwoodORCiD, Isaac Upsal, Gene Van BurenORCiD, Jan VanekORCiD, Iouri VassilievORCiD, Veronica VerkestORCiD, Flemming Videbæk, Sergei VoloshinORCiDGND, F. Wang, G. Wang, J. S. Wang, J. Wang, X. Wang, Y. Wang, Y. Wang, Y. Wang, Z. Wang, Jason C. WebbORCiD, P. C. Weidenkaff, Gary D. WestfallGND, D. Wielanek, Howard Wieman, G. Wilks, Scott W. WissinkORCiD, Richard WittORCiD, J. Wu, J. Wu, X. Wu, X. Wu, Y. Wu, B. Xi, Z. G. Xiao, Guannan XieORCiD, W. Xie, H. Xu, N. Xu, Q. H. Xu, Y. Xu, Y. Xu, Z. Xu, Z. Xu, G. Yan, Z. Yan, C. Yang, Q. Yang, S. Yang, Y. Yang, Z. Ye, Z. Ye, L. Yi, K. Yip, Y. Yu, Hanna Paulina ZbroszczykORCiD, W. Zha, C. Zhang, D. Zhang, J. Zhang, S. Zhang, W. Zhang, X. Zhang, Y. Zhang, Y. Zhang, Y. Zhang, Y. Zhang, Z. J. Zhang, Z. Zhang, Z. Zhang, F. Zhao, J. Zhao, M. Zhao, C. Zhou, J. Zhou, S. Zhou, Y. Zhou, X. Zhu, M. Zurek, Maksym ZyzakGND
URN:urn:nbn:de:hebis:30:3-862106
URL:https://arxiv.org/abs/2309.14220v3
DOI:https://doi.org/10.48550/ARXIV.2309.14220
ArXiv Id:http://arxiv.org/abs/2309.14220v3
Parent Title (English):arXiv
Publisher:arXiv
Document Type:Preprint
Language:English
Date of Publication (online):2023/12/07
Date of first Publication:2023/12/07
Publishing Institution:Universitätsbibliothek Johann Christian Senckenberg
Creating Corporation:STAR Collaboration
Release Date:2024/07/08
Issue:2309.14220v3
Edition:Version 3
Page Number:16
Institutes:Wissenschaftliche Zentren und koordinierte Programme / Frankfurt Institute for Advanced Studies (FIAS)
Dewey Decimal Classification:5 Naturwissenschaften und Mathematik / 53 Physik / 530 Physik
Sammlungen:Universitätspublikationen
Licence (German):License LogoCreative Commons - CC BY-NC-ND - Namensnennung - Nicht kommerziell - Keine Bearbeitungen 4.0 International