On the definition of the Z-boson mass

S Willenbrock; G. Valencia

doi:10.1016/0370-2693(91)90843-F

On the definition of the Z-boson mass

S Willenbrock, G. Valencia

Research output: Contribution to journal › Article › Research › peer-review

131 Citations (Scopus)

Abstract

We propose a physical definition of the Z-boson mass, the real part of the pole in the Z-boson propagator, which is field-redefinition invariant and gauge invariant to all orders. The physical Z-boson mass lies approximately 26 MeV below the commonly used "on-shell" mass.

Original language	English
Pages (from-to)	373-376
Number of pages	4
Journal	Physics Letters B
Volume	259
Issue number	3
DOIs	https://doi.org/10.1016/0370-2693(91)90843-F
Publication status	Published - 25 Apr 1991
Externally published	Yes

Access to Document

10.1016/0370-2693(91)90843-F

Cite this

@article{22ec5b3f054b44f7bf2abbb965eeff82,

title = "On the definition of the Z-boson mass",

abstract = "We propose a physical definition of the Z-boson mass, the real part of the pole in the Z-boson propagator, which is field-redefinition invariant and gauge invariant to all orders. The physical Z-boson mass lies approximately 26 MeV below the commonly used {"}on-shell{"} mass.",

author = "S Willenbrock and G. Valencia",

year = "1991",

month = apr,

day = "25",

doi = "10.1016/0370-2693(91)90843-F",

language = "English",

volume = "259",

pages = "373--376",

journal = "Physics Letters B",

issn = "0370-2693",

publisher = "Elsevier BV",

number = "3",

}

TY - JOUR

T1 - On the definition of the Z-boson mass

AU - Willenbrock, S

AU - Valencia, G.

PY - 1991/4/25

Y1 - 1991/4/25

N2 - We propose a physical definition of the Z-boson mass, the real part of the pole in the Z-boson propagator, which is field-redefinition invariant and gauge invariant to all orders. The physical Z-boson mass lies approximately 26 MeV below the commonly used "on-shell" mass.

AB - We propose a physical definition of the Z-boson mass, the real part of the pole in the Z-boson propagator, which is field-redefinition invariant and gauge invariant to all orders. The physical Z-boson mass lies approximately 26 MeV below the commonly used "on-shell" mass.

UR - http://www.scopus.com/inward/record.url?scp=0000587051&partnerID=8YFLogxK

U2 - 10.1016/0370-2693(91)90843-F

DO - 10.1016/0370-2693(91)90843-F

M3 - Article

AN - SCOPUS:0000587051

SN - 0370-2693

VL - 259

SP - 373

EP - 376

JO - Physics Letters B

JF - Physics Letters B

IS - 3

ER -

On the definition of the Z-boson mass

Abstract

Access to Document

Other files and links

Cite this