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Related papers: Aspects on Effective Theories and the QCD transiti…

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Effective field theories of the strong interactions based on the approximate chiral symmetry of QCD provide a model-independent approach to low-energy hadron physics. We give a brief introduction to mesonic and baryonic chiral perturbation…

High Energy Physics - Phenomenology · Physics 2015-03-19 Matthias R Schindler , Stefan Scherer

Quantum chromodynamics (QCD) at sufficiently high density is expected to undergo a chiral phase transition. Understanding such a transition is of particular importance for neutron star or quark star physics. In Lagrangian SU(3) lattice…

High Energy Physics - Lattice · Physics 2009-11-07 Yi-Zhong Fang , Xiang-Qian Luo

These lectures provide an overview of Quantum Chromodynamics (QCD), the $SU(3)_C$ gauge theory of the strong interactions. After briefly reviewing the empirical considerations which lead to the introduction of {\it colour}, the QCD…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. Pich

I revisit the phase structure of hot and dense matter out of quarks and gluons with some historical consideration on the color deconfinement and chiral phase transitions. My goal is to make clear which part of the QCD phase diagram is under…

High Energy Physics - Phenomenology · Physics 2008-11-26 Kenji Fukushima

We construct an effective model for the QCD equation of state, taking into account chiral symmetry restoration as well as the deconfinement phase transition. The correct asymptotic degrees of freedom at the high and low temperature limits…

High Energy Physics - Phenomenology · Physics 2011-01-28 J. Steinheimer , S. Schramm , H. Stöcker

We construct the effective potential for a QCD-like theory using the auxiliary field method. The chiral phase transition exhibited by the model at finite temperature and the quark chemical potential is studied from the viewpoint of the…

High Energy Physics - Phenomenology · Physics 2016-09-06 Y. Hashimoto , Y. Tsue , H. Fujii

In the previous work, we have shown that the SU(2) chiral symmetry recovered above the critical temperature gives a strong constraint on the Dirac eigenvalue spectrum and this constraint is strong enough for a set of anomalous U(1) chiral…

High Energy Physics - Lattice · Physics 2013-12-06 Sinya Aoki , Hidenori Fukaya , Yusuke Taniguchi

This paper presents a comprehensive review of both the theory and experimental successes of Quantum Chromodynamics, starting with its emergence as a well defined theory in 1972-73 and following developments and results up to the present…

High Energy Physics - Phenomenology · Physics 2023-12-27 Franz Gross , Eberhard Klempt , Stanley J. Brodsky , Andrzej J. Buras , Volker D. Burkert , Gudrun Heinrich , Karl Jakobs , Curtis A. Meyer , Kostas Orginos , Michael Strickland , Johanna Stachel , Giulia Zanderighi , Nora Brambilla , Peter Braun-Munzinger , Daniel Britzger , Simon Capstick , Tom Cohen , Volker Crede , Martha Constantinou , Christine Davies , Luigi Del Debbio , Achim Denig , Carleton DeTar , Alexandre Deur , Yuri Dokshitzer , Hans Günter Dosch , Jozef Dudek , Monica Dunford , Evgeny Epelbaum , Miguel A. Escobedo , Harald Fritzsch , Kenji Fukushima , Paolo Gambino , Dag Gillberg , Steven Gottlieb , Per Grafstrom , Massimiliano Grazzini , Boris Grube , Alexey Guskov , Toru Iijima , Xiangdong Ji , Frithjof Karsch , Stefan Kluth , John B. Kogut , Frank Krauss , Shunzo Kumano , Derek Leinweber , Heinrich Leutwyler , Hai-Bo Li , Yang Li , Bogdan Malaescu , Chiara Mariotti , Pieter Maris , Simone Marzani , Wally Melnitchouk , Johan Messchendorp , Harvey Meyer , Ryan Edward Mitchell , Chandan Mondal , Frank Nerling , Sebastian Neubert , Marco Pappagallo , Saori Pastore , José R. Peláez , Andrew Puckett , Jianwei Qiu , Klaus Rabbertz , Alberto Ramos , Patrizia Rossi , Anar Rustamov , Andreas Schäfer , Stefan Scherer , Matthias Schindler , Steven Schramm , Mikhail Shifman , Edward Shuryak , Torbjörn Sjöstrand , George Sterman , Iain W. Stewart , Joachim Stroth , Eric Swanson , Guy F. de Téramond , Ulrike Thoma , Antonio Vairo , Danny van Dyk , James Vary , Javier Virto , Marcel Vos , Christian Weiss , Markus Wobisch , Sau Lan Wu , Christopher Young , Feng Yuan , Xingbo Zhao , Xiaorong Zhou

We study the effect of a partially thermalized scenario for chiral symmetry restoration at finite temperature and quark chemical potential, and in particular for the position of the critical end point in an effective description of the QCD…

High Energy Physics - Phenomenology · Physics 2018-12-19 Alejandro Ayala , Martin Hentschinski , Luis Alberto Hernandez , Marcelo Loewe , Renato Zamora

We review recent work on thermal resonances and their connection with chiral symmetry and $U(1)_A$ restoration within the QCD phase diagram. In particular, the $f_0(500)$ and $K_0^* (700)$ states generated from $\pi\pi$ and $\pi K$…

High Energy Physics - Phenomenology · Physics 2022-03-08 Angel Gómez Nicola , Jacobo Ruiz de Elvira , Andrea Vioque-Rodríguez

Despite quantum chromodynamics (QCD) being established as the theory of the strong interaction and its many successes since then, significant challenges in our understanding of hadron physics remain. The lack of a full understanding for how…

High Energy Physics - Lattice · Physics 2024-02-09 Andrew D. Hanlon

I show an updated QCD phase diagram with recent developments from chiral effective theories and phenomenological models. Expected signals of a QCD critical point accessible in heavy-ion collisions are also discussed. In particular,…

High Energy Physics - Phenomenology · Physics 2009-11-18 Chihiro Sasaki

The increasing importance of hadronic resonances in our understanding of the Standard Model is underscored by recent advancements in lattice Quantum Chromodynamics (QCD) calculations. We review recent developments, with a particular…

High Energy Physics - Lattice · Physics 2024-01-19 Luka Leskovec

The temperature dependence of quark and gluon condensates in QCD as precursor of the chiral and deconfining phase transition is modelled with a conformally extended non-linear sigma-model including broken chiral and scale invariance. The…

High Energy Physics - Phenomenology · Physics 2009-10-30 N. O. Agasian , D. Ebert , E. -M. Ilgenfritz

Several topics in hadron physics at different scales of resolution are discussed. First, deep-inelastic scattering from nucleons and nuclei is viewed in a light-cone coordinate space picture. Then the smooth transition from parton to hadron…

High Energy Physics - Phenomenology · Physics 2009-10-31 W. Weise

At sufficiently high temperature and density, quantum chromodynamics (QCD) predicts phase transition from the hadronic phase to the quark-gluon plasma phase. Lattice QCD is the most useful tool to investigate this critical phenomenon, which…

High Energy Physics - Phenomenology · Physics 2017-08-23 Xiang-Qian Luo , Eric B. Gregory , Shuo-Hong Guo , Helmut Kroger

We review the recent progress achieved in the theoretical investigation of Quantum Chromodynamics in the high temperature regime, with a focus on results achieved by lattice QCD simulations. The discussion covers the structure of the phase…

High Energy Physics - Lattice · Physics 2019-02-20 Massimo D'Elia

Chiral effective field theory complements numerical simulations of quantum chromodynamics (QCD) on a space-time lattice. It provides a model-independent formalism for connecting lattice simulation results at finite volume and a variety of…

High Energy Physics - Lattice · Physics 2015-03-13 J. M. M. Hall , R. D. Young , D. B. Leinweber

An outstanding goal of physics is to find solutions that describe hadrons in the theory of strong interactions, Quantum Chromodynamics (QCD). For this goal, the light-front Hamiltonian formulation of QCD (LFQCD) is a complementary approach…

Anchoring our understanding of low-energy nuclear and hadronic physics to the fundamental theory of strong interactions, QCD, remains and outstanding challenge for physicists. Lattice QCD and chiral perturbation theory are the most powerful…

High Energy Physics - Lattice · Physics 2013-05-06 Andre Walker-Loud