English
Related papers

Related papers: Bubble dynamics in a strong first-order quark-hadr…

200 papers

We investigate the dynamics of a first-order quark-hadron transition via homogeneous thermal nucleation in the two-flavor quark-meson model. The contribution of the fermionic vacuum loop in the effective thermodynamics potential and phase…

High Energy Physics - Phenomenology · Physics 2024-04-03 Junrong Wang , Ziwan Yu , Hong Mao

In the framework of the Polyakov quark-meson model with two flavors, the bubble dynamics of a first-order phase transition in the region of high density and low temperature are investigated by using the homogeneous thermal nucleation…

High Energy Physics - Phenomenology · Physics 2024-07-16 Junrong Wang , Jinshuang Jin , Hong Mao

We revisit the phase structure and thermodynamics of QCD in the low temperature and high density region, where a strong, first-order phase transition is expected beyond the critical end point. By solving the quark gap equation in the…

High Energy Physics - Phenomenology · Physics 2026-02-10 Yi Lu , Fei Gao , Yu-xin Liu

The effect of subcritical hadron bubbles on a first-order quark-hadron phase transition is studied. These subcritical hadron bubbles are created due to thermal fluctuations, and can introduce a finite amount of phase mixing (quark phase…

High Energy Physics - Phenomenology · Physics 2008-11-26 P. Shukla , A. K. Mohanty , S. K. Gupta , Marcelo Gleiser

We present numerical results on bubble profiles, nucleation rates and time evolution for a weakly first-order quark-hadron phase transition in different expansion scenarios. We confirm the standard picture of a cosmological first-order…

High Energy Physics - Phenomenology · Physics 2009-11-13 B. W. Mintz , A. Bessa , E. S. Fraga

We discuss homogeneous nucleation in a first-order chiral phase transition within an effective field theory approach to low-energy QCD. Exact decay rates and bubble profiles are obtained numerically and compared to analytic results obtained…

High Energy Physics - Phenomenology · Physics 2009-10-31 O. Scavenius , A. Dumitru , E. S. Fraga , J. T. Lenaghan , A. D. Jackson

We investigate the process of phase conversion in a thermally-driven {\it weakly} first-order quark-hadron transition. This scenario is physically appealing even if the nature of this transition in equilibrium proves to be a smooth…

High Energy Physics - Phenomenology · Physics 2009-07-17 A. Bessa , E. S. Fraga , B. W. Mintz

First order phase transitions could play a major role in the early universe, providing important phenomenological consequences, such as the production of gravitational waves and the generation of baryon asymmetry. An important aspect that…

High Energy Physics - Phenomenology · Physics 2022-05-25 Stefania De Curtis , Luigi Delle Rose , Andrea Guiggiani , Ángel Gil Muyor , Giuliano Panico

We study the viscosity corrections to the growth rate of nucleating bubbles in a first order phase transition in scalar field theory. We obtain the non-equilibrium equation of motion of the coordinate that describes small departures from…

High Energy Physics - Phenomenology · Physics 2016-08-25 S. M. Alamoudi , D. G. Barci , D. Boyanovsky , C. A. A. de Carvalho , E. S. Fraga , S. E. Joras , F. I. Takakura

We study the nucleation of a quark gluon plasma (QGP) phase in a hadron gas at low temperatures and high baryon densities. This kind of process will presumably happen very often in nuclear collisions at FAIR and NICA. When the appropriate…

High Energy Physics - Phenomenology · Physics 2016-05-18 D. A. Fogaça , S. M. Sanches , R. Fariello , F. S. Navarra

The state of art in studying thermodynamic properties of hot and dense nuclear matter is reviewed with the special emphasis on the confinement-deconfinement transition between hadron matter and quark-gluon plasma. The most popular models…

High Energy Physics - Phenomenology · Physics 2011-07-19 V. I. Yukalov , E. P. Yukalova

We investigate the role of large amplitude sub-critical thermal fluctuations in the dynamics of first order phase transitions. In particular, we obtain a kinetic equation for the number density of sub-critical fluctuations of the…

High Energy Physics - Phenomenology · Physics 2009-10-22 Graciela Gelmini , Marcelo Gleiser

The strongly coupled system like the quark-hadron transition (if it is of first order) is becoming an active play yard for the physics of cosmological first-order phase transitions. However, the traditional field theoretic approach to…

High Energy Physics - Phenomenology · Physics 2024-05-14 Jun-Chen Wang , Zi-Yan Yuwen , Yu-Shi Hao , Shao-Jiang Wang

Using the holographic correspondence as a tool, we study the dynamics of first-order phase transitions in strongly coupled gauge theories at finite temperature. Considering an evolution from the large to the small temperature phase, we…

High Energy Physics - Theory · Physics 2021-02-03 Francesco Bigazzi , Alessio Caddeo , Aldo L. Cotrone , Angel Paredes

We investigate the scenario of homogeneous nucleation for a first order quark-hadron phase transition in a rapidly expanding background of quark gluon plasma. Using an improved preexponential factor for homogeneous nucleation rate, we solve…

High Energy Physics - Phenomenology · Physics 2008-11-26 P. Shukla , A. K. Mohanty

First-order phase transitions occur through the nucleation of critical bubbles of the stable phase within the metastable phase. Using holography, we present a fully microscopic description of these bubbles in a strongly coupled,…

High Energy Physics - Theory · Physics 2026-04-02 Carlos Hoyos , David Mateos , Wilke van der Schee , Javier G. Subils

We study the dynamics of first-order cofinement-deconfinement phase transition through nucleation of hadronic bubbles in an expanding quark gluon plasma in the context of heavy ion collisions for interacting quark and hadron gas and by…

High Energy Physics - Phenomenology · Physics 2009-11-10 Deepak Chandra , Ashok Goyal

An addition to the Standard Model of a real, gauge-singlet scalar field, coupled via a Higgs portal interaction, can reopen the possibility of a strongly first-order electroweak phase transition (EWPT) and successful electroweak…

High Energy Physics - Phenomenology · Physics 2017-08-02 Gowri Kurup , Maxim Perelstein

It is generally believed that the quark-hadron transition at small values of baryon chemical potentials $\mu_B$ is a crossover but changes to a first-order phase transition with an associated critical endpoint (CEP) as $\mu_B$ increases.…

Nuclear Theory · Physics 2019-02-01 Kai-Jia Sun , Lie-Wen Chen , Che Ming Ko , Jie Pu , Zhangbu Xu

We numerically examine the effect of thermal fluctuations on a first-order phase transition in 2+1 dimensions. By focusing on the expansion of a single bubble we are able to calculate changes in the bubble wall's velocity as well as changes…

High Energy Physics - Phenomenology · Physics 2009-10-28 Mark Abney
‹ Prev 1 2 3 10 Next ›