Articles with "loop effective" as a keyword



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Three-loop effective potential of general scalar theory via differential equations

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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

Two-loop effective potential for general higher-derivative superfield models

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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