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Related papers: Effective Description of QCD at Very High Densitie…

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In the high density, low temperature limit, Quantum Chromodynamics exhibits a transition to phases characterized by color superconductivity and energy gaps in the fermion spectra. We review some fundamental results obtained in this area and…

High Energy Physics - Phenomenology · Physics 2017-08-23 G. Nardulli

We describe some topics related to massive two and three flavors color superconductivity (CSC), obtained in the framework of high density effective theory (HDET); moreover we present a {\em modified} Nambu-Jona Lasinio model with running -…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. Ruggieri

We present an effective field theory for high density, low temperature QCD in the crystalline colour superconductive phase (LOFF phase). This interesting phase of QCD is characterized by a gap parameter with a crystalline pattern, breaking…

High Energy Physics - Phenomenology · Physics 2010-11-19 R. Casalbuoni , R. Gatto , M. Mannarelli , G. Nardulli

We briefly review an effective theory of QCD at high baryon density, describing the relevant modes near the Fermi surface. The high density effective theory has properties of reparametrization invariance and gauge invariance, maintained in…

High Energy Physics - Phenomenology · Physics 2008-11-26 Deog Ki Hong

We discuss the salient features of the high density effective theory (HDET) of QCD, elaborating more on the matching for vector-vector correlators and axial-vector-vector correlators, which are related to screening mass and axial anomaly,…

High Energy Physics - Phenomenology · Physics 2008-11-26 Deog Ki Hong

The high density effective theory formalism (HDET) is employed to describe high density QCD with two massive flavors (2SC). The gap equation is derived and explicitly solved for the gap parameter. The parameters associated to the pseudo…

High Energy Physics - Phenomenology · Physics 2009-11-07 R. Casalbuoni , F. De Fazio , R. Gatto , G. Nardulli , M. Ruggieri

In the high density low temperature limit, Quantum Chromodynamics (QCD) exhibits a transition to a phase characterized by color superconductivity and by energy gaps in the fermion spectra. Under specific circumstances the gap parameter has…

High Energy Physics - Phenomenology · Physics 2009-11-07 R. Casalbuoni , R. Gatto , M. Mannarelli , G. Nardulli

We present an effective field theory for the crystalline color superconductivity phase of QCD. It is kown that at high density and at low temperature QCD exhibits a transition to a color superconducting phase characterized by energy gaps in…

High Energy Physics - Phenomenology · Physics 2017-08-23 M. Mannarelli

We investigate the Fermi Liquid theory of high density QCD. Using the renormalization group (RG), we determine the behavior of effective fermion interactions near the Fermi surface. At sufficiently high densities the matching between the…

High Energy Physics - Phenomenology · Physics 2009-10-31 Nick Evans , Stephen D. H. Hsu , Myckola Schwetz

We construct the effective Lagrangian describing the low energy excitations for Quantum Chromodynamics with two flavors at high density. The non-linear realization framework is employed to properly construct the low energy effective theory.…

High Energy Physics - Phenomenology · Physics 2009-10-31 R. Casalbuoni , Z. Duan , F. Sannino

We discuss the application of the Color Glass Condensate (CGC), an effective field theory of Quantum Chromodynamics (QCD), to describe high-energy nuclear interactions. We first provide an introduction to the methods and language of the…

High Energy Physics - Phenomenology · Physics 2025-02-17 Oscar Garcia-Montero , Sören Schlichting

I derive a general effective theory for hot and/or dense quark matter. After introducing general projection operators for hard and soft quark and gluon degrees of freedom, I explicitly compute the functional integral for the hard quark and…

Nuclear Theory · Physics 2007-05-23 Philipp T. Reuter

The High Density Effective Theory formalism is used to calculate the low energy properties of the phonons and gluons in the Larkin-Ovchinnikov-Fulde-Ferrell (LOFF) phase of two-flavor QCD. The effective phonon Lagrangian for the cubic…

High Energy Physics - Phenomenology · Physics 2009-11-07 R. Casalbuoni , E. Fabiano , R. Gatto , M. Mannarelli , G. Nardulli

We evaluate several quantities appearing in the effective lagrangian for the color-flavor locked phase of high density QCD using a formalism which exploits the approximate decoupling of fermions with energy negative with respect to the…

High Energy Physics - Phenomenology · Physics 2009-10-31 R. Casalbuoni , R. Gatto , G. Nardulli

Long-range interactions in finite density QCD necessitate a non-perturbative approach in order to reliably map out the key features and spectrum of the QCD phase diagram. However, the complex nature of the fermion determinant in this sector…

High Energy Physics - Lattice · Physics 2008-11-26 A. Dougall

In this talk, I discuss the recent development in color superconductivity in terms of effective field theory. By investigating the Cooper pair gap equations at high density, we see that the effective theory simplifies the gap analysis very…

High Energy Physics - Phenomenology · Physics 2007-05-23 Deog Ki Hong

An effective field theory of quarks, gluons, and pions, with the number $N$ of colors treated as large, is proposed as a basis for calculations of hadronic phenomena at moderate energies. The qualitative consequences of the large $N$ limit…

High Energy Physics - Phenomenology · Physics 2010-12-28 Steven Weinberg

We review recent progress on the phenomena of color superconductivity in high density quark matter. We begin with a brief overview of the unique aspects of physics near a Fermi surface and the implications for renormalization group (RG)…

High Energy Physics - Phenomenology · Physics 2007-05-23 Stephen D. H. Hsu

An extension to the Soft-Collinear-Effective Theory (SCET) description of hard jets is motivated to include the leading contributions between the propagating partons within the jet with partons radiated from a dense extended medium. The…

High Energy Physics - Phenomenology · Physics 2009-11-06 Ahmad Idilbi , Abhijit Majumder

These lectures provide an introduction to Soft-Collinear Effective Theory. After discussing the expansion of Feynman diagrams around the high-energy limit, the effective Lagrangian is constructed, first for a scalar theory, then for QCD.…

High Energy Physics - Phenomenology · Physics 2020-08-21 Thomas Becher , Alessandro Broggio , Andrea Ferroglia
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