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arXiv 2301.13253nucl-thnucl-ex
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通过重离子碰撞研究致密核物质状态方程

Dense Nuclear Matter Equation of State from Heavy-Ion Collisions

Agnieszka Sorensen, Kshitij Agarwal, Kyle W. Brown, Zbigniew Chajęcki, Paweł Danielewicz, Christian Drischler, Stefano Gandolfi, Jeremy W. Holt, Matthias Kamins… 展开作者

Agnieszka Sorensen, Kshitij Agarwal, Kyle W. Brown, Zbigniew Chajęcki, Paweł Danielewicz, Christian Drischler, Stefano Gandolfi, Jeremy W. Holt, Matthias Kaminski, Che-Ming Ko, Rohit Kumar, Bao-An Li, William G. Lynch, Alan B. McIntosh, William G. Newton, Scott Pratt, Oleh Savchuk, Maria Stefaniak, Ingo Tews, ManYee Betty Tsang, Ramona Vogt, Hermann Wolter, Hanna Zbroszczyk, Navid Abbasi, Jörg Aichelin, Anton Andronic, Steffen A. Bass, Francesco Becattini, David Blaschke, Marcus Bleicher, Christoph Blume, Elena Bratkovskaya, B. Alex Brown, David A. Brown, Alberto Camaiani, Giovanni Casini, Katerina Chatziioannou, Abdelouahad Chbihi, Maria Colonna, Mircea Dan Cozma, Veronica Dexheimer, Xin Dong, Travis Dore, Lipei Du, José A. Dueñas, Hannah Elfner, Wojciech Florkowski, Yuki Fujimoto, Richard J. Furnstahl, Alexandra Gade, Tetyana Galatyuk, Charles Gale, Frank Geurts, Fabiana Gramegna, Sašo Grozdanov, Kris Hagel, Steven P. Harris, Wick Haxton, Ulrich Heinz, Michal P. Heller, Or Hen, Heiko Hergert, Norbert Herrmann, Huan Zhong Huang, Xu-Guang Huang, Natsumi Ikeno, Gabriele Inghirami, Jakub Jankowski, Jiangyong Jia, José C. Jiménez, Joseph Kapusta, Behruz Kardan, Iurii Karpenko, Declan Keane, Dmitri Kharzeev, Andrej Kugler, Arnaud Le Fèvre, Dean Lee, Hong Liu, Michael A. Lisa, William J. Llope, Ivano Lombardo, Manuel Lorenz, Tommaso Marchi, Larry McLerran, Ulrich Mosel, Anton Motornenko, Berndt Müller, Paolo Napolitani, Joseph B. Natowitz, Witold Nazarewicz, Jorge Noronha, Jacquelyn Noronha-Hostler, Grażyna Odyniec, Panagiota Papakonstantinou, Zuzana Paulínyová, Jorge Piekarewicz, Robert D. Pisarski, Christopher Plumberg, Madappa Prakash, Jørgen Randrup, Claudia Ratti, Peter Rau, Sanjay Reddy, Hans-Rudolf Schmidt, Paolo Russotto, Radoslaw Ryblewski, Andreas Schäfer, Björn Schenke, Srimoyee Sen, Peter Senger, Richard Seto, Chun Shen, Bradley Sherrill, Mayank Singh, Vladimir Skokov, Michał Spaliński, Jan Steinheimer, Mikhail Stephanov, Joachim Stroth, Christian Sturm, Kai-Jia Sun, Aihong Tang, Giorgio Torrieri, Wolfgang Trautmann, Giuseppe Verde, Volodymyr Vovchenko, Ryoichi Wada, Fuqiang Wang, Gang Wang, Klaus Werner, Nu Xu, Zhangbu Xu, Ho-Ung Yee, Sherry Yennello, Yi Yin

AI总结:

本白皮书阐述中等能区重离子碰撞与强子输运模拟如何结合微观理论及中子星观测,在宽密度、温度和同位旋范围内确定致密核物质EOS。

摘要:

核状态方程(EOS)处于核物理学中众多理论与实验工作的核心。随着核相互作用微观理论的进展、可在前所未有的条件下探测核物质的实验的出现、为解释这些实验而开发精密可靠输运模拟的努力,以及多信使天文学的到来,未来十年将为确定核物质EOS、阐明其对密度、温度和同位旋不对称度的依赖带来新机遇。在受控的地面实验中,中等束流能量(在固定靶参考系中从每个核子几十 MeV 到约 25 GeV/核子)的重核碰撞可探测最广范围的重子密度和温度,使核物质研究分别覆盖核饱和密度的十分之几至约5倍,以及从几 MeV 到远超100 MeV的温度。富中子同位素的碰撞进一步带来了探测同位旋不对称效应的机会。然而,要利用 RHIC、FRIB 以及其他国际设施中旨在揭示致密核物质EOS的巨大科学投入所带来的成果,取决于持续发展最先进的强子输运模拟。本白皮书强调了重离子碰撞实验和强子输运模拟在理解致密核物质中强相互作用方面的关键作用,并重点说明如何将这些工作与微观方法和中子星研究结合起来,以揭示核EOS。

英文摘要:

The nuclear equation of state (EOS) is at the center of numerous theoretical and experimental efforts in nuclear physics. With advances in microscopic theories for nuclear interactions, the availability of experiments probing nuclear matter under conditions not reached before, endeavors to develop sophisticated and reliable transport simulations to interpret these experiments, and the advent of multi-messenger astronomy, the next decade will bring new opportunities for determining the nuclear matter EOS, elucidating its dependence on density, temperature, and isospin asymmetry. Among controlled terrestrial experiments, collisions of heavy nuclei at intermediate beam energies (from a few tens of MeV/nucleon to about 25 GeV/nucleon in the fixed-target frame) probe the widest ranges of baryon density and temperature, enabling studies of nuclear matter from a few tenths to about 5 times the nuclear saturation density and for temperatures from a few to well above a hundred MeV, respectively. Collisions of neutron-rich isotopes further bring the opportunity to probe effects due to the isospin asymmetry. However, capitalizing on the enormous scientific effort aimed at uncovering the dense nuclear matter EOS, both at RHIC and at FRIB as well as at other international facilities, depends on the continued development of state-of-the-art hadronic transport simulations. This white paper highlights the essential role that heavy-ion collision experiments and hadronic transport simulations play in understanding strong interactions in dense nuclear matter, with an emphasis on how these efforts can be used together with microscopic approaches and neutron star studies to uncover the nuclear EOS.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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