English
Related papers

Related papers: Vector Manifestation in Hot Matter

200 papers

In this talk I summarize main features of the vector manifestation (VM) which was recently proposed as a novel manifestation of the Wigner realization of chiral symmetry in which the symmetry is restored at the critical point by the…

High Energy Physics - Phenomenology · Physics 2009-11-07 Masayasu Harada

Spontaneous chiral symmetry breaking is one of the most important features in low-energy QCD. The chiral symmetry is expected to be restored at very high temperature and/or density. Accompanied by the chiral phase transition, properties of…

High Energy Physics - Phenomenology · Physics 2007-05-23 Chihiro Sasaki

In this talk I summarize our recent works on the chiral phase transition in the large flavor QCD studied by the hidden local symmetry (HLS). Bare parameters in the HLS are determined by matching the HLS with the underlying QCD at the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Masayasu Harada

In this talk I summarize main features of the vector manifestation (VM) which was recently proposed as a novel manifestation of the Wigner realization of chiral symmetry in which the symmetry is restored at the critical point by the…

High Energy Physics - Phenomenology · Physics 2017-08-23 Masayasu Harada

We propose ``vector manifestation (VM)'' of the Wigner realization of the chiral symmetry in which the symmetry is restored at the critical point by the massless degenerate pion (and its flavor partners) and rho meson (and its flavor…

High Energy Physics - Phenomenology · Physics 2009-10-31 Masayasu Harada , Koichi Yamawaki

In this talk I summarize our recent works on the chiral symmetry restoration in the large flavor QCD using the hidden local symmetry (HLS) as an effective field theory of QCD. Bare parameters in the HLS are determined by matching the HLS…

High Energy Physics - Phenomenology · Physics 2007-05-23 Masayasu Harada

We develop an effective field theory of QCD and QCD-like theories, based on the hidden local symmetry (HLS) model. We formulate the chiral perturbation theory with loops of rho as well as pi and further include quadratic divergences which…

High Energy Physics - Phenomenology · Physics 2024-06-17 Masayasu Harada , Koichi Yamawaki

The vector manifestation (VM) is a new pattern for realizing the chiral symmetry in QCD. In the VM, the massless vector meson becomes the chiral partner of pion at the critical point, in contrast with the restoration based on the linear…

High Energy Physics - Phenomenology · Physics 2007-05-23 Chihiro Sasaki

We show the details of the calculation of the hadronic thermal corrections to the two-point functions in the effective field theory of QCD for pions and vector mesons based on the hidden local symmetry (HLS) in hot matter using the…

High Energy Physics - Phenomenology · Physics 2009-11-10 Masayasu Harada , Chihiro Sasaki

We describe in-medium properties of hadrons in dense matter near chiral restoration using a Wilsonian matching to QCD of an effective field theory with hidden local symmetry at the chiral cutoff $\Lambda$. We find that chiral symmetry is…

High Energy Physics - Phenomenology · Physics 2008-11-26 Masayasu Harada , Youngman Kim , Mannque Rho

In this write-up, I summarize the key ingredients of the vector manifestaion formulated in the hidden local symmetry theory, in which the $\rho$ meson becomes massless degenerated with the pion at the chiral phase transition point.

High Energy Physics - Phenomenology · Physics 2016-09-06 Masayasu Harada

In this write-up, I summarize the recent development of the hidden local symmetry (HLS) theory as an effective field theory of QCD. I first explain how the systematic chiral perturbation in the HLS is justified in the large Nc limit of QCD,…

High Energy Physics - Phenomenology · Physics 2007-05-23 Masayasu Harada

Starting with a hidden local symmetry Lagrangian at the vector manifestation (VM) fixed point that incorporates heavy-quark symmetry and matching the bare theory to QCD, we calculate the splitting of chiral doublers of heavy-light mesons…

High Energy Physics - Phenomenology · Physics 2009-11-10 Masayasu Harada , Mannque Rho , Chihiro Sasaki

We summarize main mechanisms to realize the vector manifestation (VM), in which the massless vector meson becomes the chiral partner of pion, at the critical temperature in hot QCD within the framework of the model based on the hidden local…

High Energy Physics - Phenomenology · Physics 2009-11-10 Masayasu Harada , Chihiro Sasaki

The emergence and importance of hidden local symmetry in the structure of hadrons under extreme conditions is discussed. The topics covered are the potentially important role played by an infinite tower of vector mesons encoded in…

High Energy Physics - Phenomenology · Physics 2008-11-26 Mannque Rho

We study the generation of vector meson masses in the Hidden Local Symmetry (HLS) model of low energy QCD. After demoting the HLS to a hidden global symmetry (HGS), the rho is explicitly shown to be massless for any value of the HS…

High Energy Physics - Phenomenology · Physics 2007-05-23 H. B. O'Connell , A. G. Williams

The vector manifestation (VM) was proposed as a novel manifestation of chiral symmetry in which the massless vector meson becomes the chiral partner of pion. In this write-up, I briefly summarize the following main ingredients to formulate…

High Energy Physics - Phenomenology · Physics 2008-11-26 Masayasu Harada

We study the pion electromagnetic form factor and the dilepton production rate in hot matter using the hidden local symmetry theory as an effective field theory for pions and rho mesons. In this framework, the chiral symmetry restoration is…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. Harada , C. Sasaki

In this paper, we present the full Lagrangian of mesons (pseudoscalars, vectors and axial-vectors) to $O(p^4)$ by using the explicit global chiral symmetry and hidden local symmetry in the chiral limit. In this approach, we see that there…

High Energy Physics - Phenomenology · Physics 2009-11-10 Yong-Liang Ma , Qing Wang , Yue-Liang Wu

We reveal the full phase structure of the effective field theory for QCD, based on the hidden local symmetry (HLS) through the one-loop renormalization group equation including quadratic divergences. We then show that vector dominance (VD)…

High Energy Physics - Phenomenology · Physics 2009-11-07 Masayasu Harada , Koichi Yamawaki
‹ Prev 1 2 3 10 Next ›