Search Results - "NIEGAWA, Akira"

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    Absence of coexisting phase of quark-antiquark and diquark condensed phases in the extended Gross-Neveu model in $2 + 1$ dimensions by Niégawa, Akira

    Published 13-01-2008
    “…Mod.Phys.Lett.A23:933-942,2008 We show that the coexisting phase of quark-antiquark and diquark condensed phases is absent in the cold quark matter in the $2 +…”
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    Journal Article
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    Perturbative QCD at Finite Temperature and Density by Niégawa, Akira

    “…This is a comprehensive review on the perturbative hot QCD including the recent developments. The main body of the review is concentrated upon dealing with…”
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    Diagrammatics for finite-temperature reaction rates by ASHIDA, N, NAKKAGAWA, H, NIEGAWA, A, YOKOTA, H

    Published in Physical review. D, Particles and fields (15-03-1992)
    “…We give a diagrammatic algorithm for calculating the reaction rate of a generic process taking place in a thermal reservoir in equilibrium. The derivation is…”
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    Real-time non-Abelian gauge coupling at finite temperature : temperature and vertex-configuration dependences by ASHIDA, N, NIEGAWA, A, NAKKAGAWA, H, YOKOTA, H

    Published in Physical review. D, Particles and fields (15-07-1991)
    “…A one-loop analysis of the non-Abelian effective gauge couplings at finite temperature is carried out in the real-time formalism of thermal field theory,…”
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    Journal Article