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Light-Quark Masses

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Part of the book series: NATO ASI Series ((NSSB,volume 363))

Abstract

The first crude estimates for the magnitude of the three lightest quark masses appeared more than 20 years ago:1

EquationSource% MathType!MTEF!2!1!+- % feaagCart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn % hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr % 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq-Jc9 % vqaqpepm0xbba9pwe9Q8fs0-yqaqpepae9pg0FirpepeKkFr0xfr-x % fr-xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaGaamyBamaaBa % aaleaacaWG1baabeaakiabloKi7iaaisdacaWGnbGaamyzaiaadAfa % caWGTbWaaSbaaSqaaiaadsgaaeqaaOGaeS4qISJaaGOnaiaad2eaca % WGLbGaamOvaiaad2gadaWgaaWcbaGaam4CaaqabaGccqWIdjYocaaI % XaGaaG4maiaaiwdacaWGnbGaamyzaiaadAfacaGGSaWaaWbaaSqabe % aacaaIYaaaaOGaamyBamaaBaaaleaacaWG1baabeaakiabloKi7iaa % isdacaGGUaGaaGOmaiaad2eacaWGLbGaamOvaiaad2gadaWgaaWcba % GaamizaaqabaGccqWIdjYocaaI3aGaaiOlaiaaiwdacaWGnbGaamyz % aiaadAfacaWGTbWaaSbaaSqaaiaadohaaeqaaOGaeS4qISJaaGymai % aaiwdacaaIWaGaamytaiaadwgacaWGwbGaaiOlamaaCaaaleqabaGa % aG4maaaaaaa!66D0!]]</EquationSource><EquationSource Format="TEX"><![CDATA[$$ {m_u} \simeq 4MeV{m_d} \simeq 6MeV{m_s} \simeq 135MeV{,^2}{m_u} \simeq 4.2MeV{m_d} \simeq 7.5MeV{m_s} \simeq 150MeV{.^3} $$

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Leutwyler, H. (1997). Light-Quark Masses. In: Lévy, M., Iliopoulos, J., Gastmans, R., Gérard, JM. (eds) Masses of Fundamental Particles. NATO ASI Series, vol 363. Springer, Boston, MA. https://doi.org/10.1007/978-1-4899-0242-9_6

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  • DOI: https://doi.org/10.1007/978-1-4899-0242-9_6

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