Single-scale renormalisation group improvement of multi-scale effective potentials
Sign Up to like & getrecommendations! Published in 2018 at "Journal of High Energy Physics"
DOI: 10.1007/jhep03(2018)014
Abstract: A bstractWe present a new method for renormalisation group improvement of the effective potential of a quantum field theory with an arbitrary number of scalar fields. The method amounts to solving the renormalisation group equation… read more here.
Keywords: renormalisation group; effective potential; group improvement; renormalisation ... See more keywords
Two-loop perturbative corrections to the constrained effective potential in thermal QCD
Sign Up to like & getrecommendations! Published in 2019 at "Journal of High Energy Physics"
DOI: 10.1007/jhep05(2019)042
Abstract: A bstractIn this paper, we compute the constrained QCD effective potential up to two-loop order with finite quark mass and chemical potential. We present the explicit calculations by using the double line notation and analytical… read more here.
Keywords: effective potential; two loop; constrained qcd; qcd effective ... See more keywords
Three-loop effective potential of general scalar theory via differential equations
Sign Up to like & getrecommendations! Published in 2018 at "Nuclear Physics B"
DOI: 10.1016/j.nuclphysb.2018.10.017
Abstract: Abstract We consider the scalar sector of a general renormalizable theory and evaluate the effective potential through three loops analytically. We encounter three-loop vacuum bubble diagrams with up to two masses and six lines, which… read more here.
Keywords: loop effective; theory; effective potential; differential equations ... See more keywords
Photofragmentation of I2 molecules inside helium clusters: model calculations using a quantum effective potential
Sign Up to like & getrecommendations! Published in 2021 at "Molecular Physics"
DOI: 10.1080/00268976.2021.1977862
Abstract: We report the results of model calculations for the photodissociation of iodine molecules inside liquid helium clusters composed of several thousand atoms. The helium clusters are described by a quantum effective potential between helium atoms.… read more here.
Keywords: helium clusters; molecules inside; effective potential; model calculations ... See more keywords
Two-loop effective potential for general higher-derivative superfield models
Sign Up to like & getrecommendations! Published in 2021 at "Physical Review D"
DOI: 10.1103/physrevd.103.025015
Abstract: For a three-dimensional higher-derivative scalar superfield model, and a four-dimensional higher-derivative chiral superfield model, where which the higher-derivative operators are described by polynomials of arbitrary degrees, we explicitly calculate the two-loop effective potential. read more here.
Keywords: loop effective; effective potential; higher derivative; general higher ... See more keywords
Improved effective potential of Gildener-Weinberg models
Sign Up to like & getrecommendations! Published in 2023 at "Physical Review D"
DOI: 10.1103/physrevd.107.105003
Abstract: The Gildener-Weinberg models are of particular interest in the context of extensions to the Standard Model of particle physics. These extensions may encompass a variety of theories, including double Higgs models, Grand Unification Theories, and… read more here.
Keywords: gildener weinberg; effective potential; improved effective; gildener ... See more keywords
Effective potential in massless theories
Sign Up to like & getrecommendations! Published in 2017 at "Physical Review D"
DOI: 10.1103/physrevd.96.125002
Abstract: The effective potential V in a massless self-coupled scalar theory and massless scalar electrodynamics is considered. Both the MS and Coleman-Weinberg renormalization schemes are examined. The renormalization scheme dependence of V is determined. Upon summing… read more here.
Keywords: dependence; massless theories; massless; renormalization ... See more keywords
Effective Potential Description of the Interaction between Single Stem Cells and Localized Ligands
Sign Up to like & getrecommendations! Published in 2020 at "Physical Review X"
DOI: 10.1103/physrevx.10.041022
Abstract: An analysis of cell-ligand interactions from a statistical mechanics perspective shows cells act as effective force-field generators, actively organizing their environment. read more here.
Keywords: interaction single; potential description; single stem; effective potential ... See more keywords
Further Development and Refinement of the Effective Potential Concept for Stroboscopic Samplings of Ion Coordinates and Velocities in Quadrupole RF Fields
Sign Up to like & getrecommendations! Published in 2019 at "Technical Physics"
DOI: 10.1134/s1063784219070077
Abstract: We consider the concept of effective potential, that has been proposed recently based on analysis of stroboscopic sampling of coordinates and velocities of ions moving in an rf quadrupole field. Exact expressions have been obtained… read more here.
Keywords: coordinates velocities; potential concept; effective potential; concept stroboscopic ... See more keywords
A0 Condensation, Nielsen’s Identity and Effective Potential of Order Parameter
Sign Up to like & getrecommendations! Published in 2021 at "Physics of Particles and Nuclei Letters"
DOI: 10.1134/s1547477121070116
Abstract: In high temperature SU(2) gluodynamics, the condensation of the zero component gauge field potential A_0 =const and its gauge-fixing dependence are investigated. A_0 is mutually related with Polyakov's loop . The two-loop effective potential W(A_0,xi)… read more here.
Keywords: nielsen identity; order parameter; effective potential; potential order ... See more keywords
The effective potential in nonconformal gauge theories
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Modern Physics A"
DOI: 10.1142/s0217751x17500038
Abstract: By using the renormalization group (RG) equation it has proved possible to sum logarithmic corrections to quantities that arise due to quantum effects in field theories. In particular, the effective potential V in the Standard… read more here.
Keywords: nonconformal gauge; mass; effective potential; potential nonconformal ... See more keywords