NDLI: Isospin splittings of meson and baryon masses from three-flavor lattice QCD + QED

Content Provider	Semantic Scholar
Author	Nakamura, Yoshifumi Perlt, Holger Pleiter, Dirk Schierholz, Gerrit Schiller, Avraham Stokes, Robert Stüben, Hinnerk Zanotti, James
Copyright Year	2015
Abstract	Lattice QCD simulations are now reaching a precision where i sospin breaking e ffects become important. Previously, we have developed a program t o systematically investigate the pattern of flavor symmetry beaking within QCD and success fully applied it to meson and baryon masses involving up, down and strange quarks. In t his Letter we extend the calculations to QCD+ QED and present our first results on isospin splittings in the ps udoscalar meson and baryon octets. In particular, we obtain Mπ+ − Mπ0 = 4.60(20) MeV and Mn − Mp = 1.35(18) MeV.
File Format	PDF HTM / HTML
Alternate Webpage(s)	http://bib-pubdb1.desy.de/record/222627/files/1508.06401v1.pdf
Language	English
Access Restriction	Open
Subject Keyword	Arabic numeral 0 Cardiomyopathies Chirality (chemistry) Const (computer programming) Finite volume method Lattice QCD Lattice constant Mesons Microsoft Outlook for Mac Octet (computing) QED (text editor) Simulation Small
Content Type	Text
Resource Type	Article

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