Strangeness production in $$ \sqrt{s_{\textrm{NN}}} $$ = 3 GeV Au+Au collisions at RHIC

A bstract We report multi-differential measurements of strange hadron production ranging from mid- to target-rapidity in Au+Au collisions at a center-of-momentum energy per nucleon pair of $$ \sqrt{s_{\textrm{NN}}} $$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msqrt> <mml:msub> <mml:mi>s</mml:mi> <mml:mi>NN</mml:mi> </mml:msub> </mml:msqrt> </mml:math> = 3 GeV with the STAR experiment at RHIC. $$ {K}_S^0 $$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msubsup> <mml:mi>K</mml:mi> <mml:mi>S</mml:mi> <mml:mn>0</mml:mn> </mml:msubsup> </mml:math> meson and Λ hyperon yields are measured via their weak decay channels. Collision centrality and rapidity dependences of the transverse momentum spectra and particle ratios are presented. Particle mass and centrality dependence of the average transverse momenta of Λ and $$ {K}_S^0 $$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msubsup> <mml:mi>K</mml:mi> <mml:mi>S</mml:mi> <mml:mn>0</mml:mn> </mml:msubsup> </mml:math> are compared with other strange particles, providing evidence of the development of hadronic rescattering in such collisions. The 4 π yields of each of these strange hadrons show a consistent centrality dependence. Discussions on radial flow, the strange hadron production mechanism, and properties of the medium created in such collisions are presented together with results from hadronic transport and thermal model calculations.

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Publication Details

Journal
Journal of High Energy Physics
Published
2024-10-18
DOI
https://doi.org/10.1007/jhep10(2024)139
Citations
7
Primary Topic
High-Energy Particle Collisions Research
Type
article
Field-Weighted Citation Impact
4.62

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article

Strangeness production in $$ \sqrt{s_{\textrm{NN}}} $$ = 3 GeV Au+Au collisions at RHIC

A. Dhamija, S. K. Tripathy, T. Todoroki, I. M. Deppner et al.
7 citations
Journal of High Energy Physics
High-Energy Particle Collisions Research
4.62
article

Strangeness production in $$ \sqrt{s_{\textrm{NN}}} $$ = 3 GeV Au+Au collisions at RHIC

A. Dhamija, S. K. Tripathy, T. Todoroki, I. M. Deppner, W. He, B. Pawlik, M. Robotkova, B. Xi, A. S. Nain, Brian C. Schaefer, Z. Liu, Y. Hu, G. Dale-Gau, M. Stefaniak, A. Bhasin, X. Liu, T. L. Protzman, Mitali Mondal, C. Zhang, C. Li, Z. Ye, Gangui Yan, H. Z. Huang, E. C. Aschenauer, X. Li, S. Kabana, N. R. Sahoo, Arpan Das, D. Mallick, A. Gibson, N. Sharma, D. Wielanek, D. Neff, Z. Ahammed, M. D. Harasty, N. Herrmann, M. Żurek, J. H. Lee, X. H. He, Xinqiao Dong, J. B. Singh, D. Y. Shen, Abhishek Rana, J. H. Thomas, W. Zha, M. A. Rosales Aguilar, X. Gou, Y. Huang, L. Yi, D. P. Kikoła, V. Verkest, G. D. Westfall, C. Sun, G. Wilks, J. D. Brandenburg, V. Bairathi, Y. Cheng, T. J. Humanic, B. A. Trzeciak, Y. Zhang, M. Isshiki, Y. V. Khyzhniak, C. Y. Tsang, M. I. Nagy, J. W. Harris, H. Z. Huang, J. Wang, K. Okubo, W. B. Schmidke, D. Pawlowska, M. Przybycień, F. A. Flor, D. Kapukchyan, Lingling Ma, S. R. Bhosale, J. Zhang, R. Lacey, Z. J. Zhang, C. W. Robertson, T. Huang, S. Yang, C. J. Feng, J. L. Drachenberg, C. Racz, A. Gupta, D. L. Shen, D. Cebra, W. Zhang, I. Aggarwal, C. Hu, J. S. Wang, G. Nigmatkulov, H. Liu, H-S. Li, X. Wang, Yin Su, X. Z. Cai, Z. Chen, B. K. Srivastava, R. Manikandhan, G. McNamara, Si Zhou, H. Sako, Yin Yu, B. R. Pokhrel, Jinguang Cheng, Y. Han, S. Esumi, L. Li, O. Eyser, S. Harabasz, M. Zyzak, W. Christie, T. Ljubicic, J. Putschke, Yanmeng Shi, W. W. Jacobs, H. Zbroszczyk, Z. Wang, Jennifer Atchison, L. Holub, Y. Fisyak, J. H. Chen, A. C. Tamis, Y. Wang, J. Jia, Y. G., Y. Söhngen, R. Bellwied, C. D. Fu, B. Mohanty, T. Pani, M. A. Lisa, W. Xu, A. Jentsch, T. Liu, J. Ceska, J. Zhao, Sayantan Sharma, G. Liu, Z. Zhang, J. Bielcik, Z. Tang, I. Kisel, L. Adamczyk, D. Keane, K. Gopal, B. K. Chan, P. Sinha, Z. Xu, P. Bhagat, M. Zhao, S. Fazio, D. Chen, Ayan Paul, W. Guryn, B. E. Aboona, K. Shen, D. Kincses, T. Shao, E. Finch, M. Šumbera, E. Loyd, A. G. Knospe, J. Kołaś, J. C. Dunlop, O. Lomicky, T. Gao, P. Chaloupka, C. Liu, T. Truhlář, T. Lin, O. Evdokimov, A. K. Sahoo, K. Barish, N. Ghimire, Ashik Ikbal Sheikh, P. Chowdhury, J. Bielcikova, Z. Chang, D. Grosnick, H. Harrison-Smith, M. C. Labonte, O. Mezhanska, C. Broodo, J. Mrazkova, X. Li, Yi Liu, Y. Lin, Jie Liu, Yan Zhang, Jianmin Chen, D. Li, Z. Li, L. Kumar, S. Salur, Z. Tu, J. Seger, D. Tlusty, M. Svoboda, I. Mooney, N. Shah, Junlin Wu, S. S. Shi, Liang Yu, A. K. Pandey, Y. Ji, Y. Song, N. Magdy, H. S. Ko, Tingting Lu, X. Luo, R. S. Longacre, T. Tarnowsky, R. Licenik, P. C. Weidenkaff, V. Prozorova, J. R. Adams, G. Xie, I. Vassiliev, R. Reed, S. Oh, J. M. Landgraf, C. Perkins, S. Trentalange, S. Margetis, M. Posik, T. Ullrich, Z. G. Xiao, Z. Qin, M. J. Skoby, R. L. Ray, A. Chatterjee, Y. Hernández Jiménez, J. C. Webb, B. Mondal, G. Eppley, C. Markert, H. Qiu, P. Seyboth, H. Wieman, S. Mioduszewski, N. Smirnov, M. M. Aggarwal, D. Roy, I. Upsal, Q. Yang, A. Kiselev, R. Sharma, T. Niida, S. K. Radhakrishnan, Y. Li, F. Videbæk, Y. Sun, Y. H. Leung, G. Van Buren, J. D. Nam, J. Vanek, E. Duckworth, F. J. M. Geurts, Q. Hu, Yu Xu, F. Si, H. J. Crawford, Kai Wang, J. Adam, D. Kalinkin, X. Ju, A. H. Tang, P. Tribedy, S. Sato, J. Engelage, E. G. Judd, B. Surrow, C. Yang, W. Xie, R. Fatemi, N. K. Pruthi, Q. Y. Shou, A. Ogawa, J. M. Nelson, M. Sharma, J. Luo, X. Zhu, N. Xu, K. Kang, D. J. Stewart, T. Galatyuk, S. Zhang, Md. Nasim, L. K. Kosarzewski, Y. Feng, S. A. Voloshin, I. Chakaberia, L. Ruan, A. Pandav, T. D. S. Stanislaus, B. S. Page, X. Chu, Hao Xu, R. Seto, Y. Zhou, K. Kauder, C. Jena, A. Hamed, M. Nie, A. R. Timmins, P. Dixit, M. Csanád, X. Wu, G. Wang, M. Calderón de la Barca Sánchez, J. G. Ball, J. Tyler, A. Khanal, F. Zhao, J. Pluta, S. Aslam, S. Pal, A. Lebedev, K. Mi, D. Zhang, S. Singha, D. G. Underwood, R. Witt, C. A. Gagliardi, T. Nonaka, O. Matonoha, S. Bhatta, H. Caines, P. V. Shanmuganathan, A. K. Panday, W. Li, Z. W. Sweger, F. Seck, Ruitao Ma, C. Jin, N. Schmitz, X. Sun, Y. C. Yang, A. Jalotra, G. Odyniec, S. W. Wissink, M. I. Abdulhamid, J. Lauret, O. D. Tsai, S. L. Huang, X. Zhang
article en
7 citations

Abstract

A bstract We report multi-differential measurements of strange hadron production ranging from mid- to target-rapidity in Au+Au collisions at a center-of-momentum energy per nucleon pair of $$ \sqrt{s_{\textrm{NN}}} $$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msqrt> <mml:msub> <mml:mi>s</mml:mi> <mml:mi>NN</mml:mi> </mml:msub> </mml:msqrt> </mml:math> = 3 GeV with the STAR experiment at RHIC. $$ {K}_S^0 $$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msubsup> <mml:mi>K</mml:mi> <mml:mi>S</mml:mi> <mml:mn>0</mml:mn> </mml:msubsup> </mml:math> meson and Λ hyperon yields are measured via their weak decay channels. Collision centrality and rapidity dependences of the transverse momentum spectra and particle ratios are presented. Particle mass and centrality dependence of the average transverse momenta of Λ and $$ {K}_S^0 $$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msubsup> <mml:mi>K</mml:mi> <mml:mi>S</mml:mi> <mml:mn>0</mml:mn> </mml:msubsup> </mml:math> are compared with other strange particles, providing evidence of the development of hadronic rescattering in such collisions. The 4 π yields of each of these strange hadrons show a consistent centrality dependence. Discussions on radial flow, the strange hadron production mechanism, and properties of the medium created in such collisions are presented together with results from hadronic transport and thermal model calculations.

Journal of High Energy PhysicsVol. 2024(10)
Rutgers, The State University of New Jersey (US), University of California, Riverside (US), Eötvös Loránd University (HU), Warsaw University of Technology (PL), Creighton University (US), University of Science and Technology of China (CN), Jagiellonian University (PL), Indian Institute of Science Education and Research Kolkata (IN), Variable Energy Cyclotron Centre (IN), Argonne National Laboratory (US), Indian Institute of Technology Patna (IN), State University of New York (US), University of Kentucky (US), University of Jammu (IN), University of Tsukuba (JP), Lawrence Berkeley National Laboratory (US), Valparaiso University (US), Kent State University (US), Shandong University (CN), National Institute of Technology Durgapur (IN), Chongqing University (CN), University of California, Los Angeles (US), National Institute of Science Education and Research (IN), Indian Institute of Science Education and Research Mohali (IN), Wayne State University (US), University of Tarapacá (CL), Lehigh University (US), South China Normal University (CN), United States Naval Academy (US), Ball State University (US), Chinese Academy of Sciences (CN), Brookhaven National Laboratory (US), Purdue University West Lafayette (US), Heidelberg University (DE), Fudan University (CN), Temple College (US), Mitchell Institute (US), Frankfurt Institute for Advanced Studies (DE), University of California System (US), Sejong University (KR), Indian Institute of Science Education and Research, Bhopal (IN), Guangxi Normal University (CN), Huzhou Normal University (CN), Technische Universität Darmstadt (DE), Yale University (US), Southern Connecticut State University (US), University of Illinois Chicago (US), Central China Normal University (CN), Max Planck Institute for Physics (DE), Rutgers Sexual and Reproductive Health and Rights (NL), Institute of Nuclear Physics (UZ), Institute of Nuclear Physics, Polish Academy of Sciences (PL), Indian Institute of Science Education and Research Berhampur (IN), Indiana University Bloomington (US), Shanghai Institute of Applied Physics (CN), Institute of Modern Physics (CN), Indian Institute of Science Education and Research, Tirupati (IN), Czech Academy of Sciences, Nuclear Physics Institute (CZ), University of Chinese Academy of Sciences (CN), Wuhan University of Science and Technology (CN), University of Houston (US), Czech Technical University in Prague (CZ), University of Calabria (IT), Panjab University (IN), The Ohio State University (US), Indiana University (US), Stony Brook University (US), Abilene Christian University (US), AGH University of Krakow (PL), Rice University (US), American University in Cairo (EG), University of California, Davis (US), Temple University (US), Heidelberg University (US), The University of Texas at Austin (US), Michigan State University (US), Texas A&M University (US), National Cheng Kung University (TW), University of California, Berkeley (US), Tsinghua University (CN)
National Science Foundation, U.S. Department of Energy, National Energy Research Scientific Computing Center, National Research Foundation, Ministry of Education, Culture, Sports, Science and Technology, National Natural Science Foundation of China, Grantová Agentura České Republiky, Bundesministerium für Bildung und Forschung, National Research Foundation of Korea, Emberi Eroforrások Minisztériuma, Agencia Nacional de Investigación y Desarrollo, Office of Science, Japan Society for the Promotion of Science, National Research, Development and Innovation Office, Nuclear Physics, Lawrence Berkeley National Laboratory
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High-Energy Particle Collisions Research
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