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Measurement of the anomalous precession frequency of the muon in the Fermilab Muon g-2 experiment

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Measurement of the anomalous precession frequency of the muon in the Fermilab Muon g-2 experiment. / Muon g-2.

In: Physical Review D, Vol. 103, No. 7, 072002, 07.04.2021.

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@article{87f24a33c20044578fea957a4a794542,
title = "Measurement of the anomalous precession frequency of the muon in the Fermilab Muon g-2 experiment",
abstract = "The Muon g-2 Experiment at Fermi National Accelerator Laboratory (FNAL) has measured the muon anomalous precession frequency $\omega_a$ to an uncertainty of 434 parts per billion (ppb), statistical, and 56 ppb, systematic, with data collected in four storage ring configurations during its first physics run in 2018. When combined with a precision measurement of the magnetic field of the experiment's muon storage ring, the precession frequency measurement determines a muon magnetic anomaly of $a_{\mu}({\rm FNAL}) = 116\,592\,040(54) \times 10^{-11}$ (0.46 ppm). This article describes the multiple techniques employed in the reconstruction, analysis and fitting of the data to measure the precession frequency. It also presents the averaging of the results from the eleven separate determinations of \omega_a, and the systematic uncertainties on the result. ",
keywords = "hep-ex, nucl-ex",
author = "{Muon g-2} and T. Albahri and A. Anastasi and A. Anisenkov and K. Badgley and S. Bae{\ss}ler and I. Bailey and Baranov, {V. A.} and E. Barlas-Yucel and T. Barrett and A. Basti and F. Bedeschi and M. Berz and M. Bhattacharya and Binney, {H. P.} and P. Bloom and J. Bono and E. Bottalico and T. Bowcock and G. Cantatore and Carey, {R. M.} and Casey, {B. C. K.} and D. Cauz and R. Chakraborty and Chang, {S. P.} and A. Chapelain and S. Charity and R. Chislett and J. Choi and Z. Chu and Chupp, {T. E.} and S. Corrodi and L. Cotrozzi and Crnkovic, {J. D.} and S. Dabagov and Debevec, {P. T.} and Falco, {S. Di} and Meo, {P. Di} and Sciascio, {G. Di} and Stefano, {R. Di} and A. Driutti and Duginov, {V. N.} and M. Eads and J. Esquivel and M. Farooq and R. Fatemi and C. Ferrari and M. Fertl and Fienberg, {A. T.} and A. Fioretti and E. Valetov",
year = "2021",
month = apr,
day = "7",
doi = "10.1103/PhysRevD.103.072002",
language = "English",
volume = "103",
journal = "Physical Review D",
issn = "1550-7998",
publisher = "American Physical Society",
number = "7",

}

RIS

TY - JOUR

T1 - Measurement of the anomalous precession frequency of the muon in the Fermilab Muon g-2 experiment

AU - Muon g-2

AU - Albahri, T.

AU - Anastasi, A.

AU - Anisenkov, A.

AU - Badgley, K.

AU - Baeßler, S.

AU - Bailey, I.

AU - Baranov, V. A.

AU - Barlas-Yucel, E.

AU - Barrett, T.

AU - Basti, A.

AU - Bedeschi, F.

AU - Berz, M.

AU - Bhattacharya, M.

AU - Binney, H. P.

AU - Bloom, P.

AU - Bono, J.

AU - Bottalico, E.

AU - Bowcock, T.

AU - Cantatore, G.

AU - Carey, R. M.

AU - Casey, B. C. K.

AU - Cauz, D.

AU - Chakraborty, R.

AU - Chang, S. P.

AU - Chapelain, A.

AU - Charity, S.

AU - Chislett, R.

AU - Choi, J.

AU - Chu, Z.

AU - Chupp, T. E.

AU - Corrodi, S.

AU - Cotrozzi, L.

AU - Crnkovic, J. D.

AU - Dabagov, S.

AU - Debevec, P. T.

AU - Falco, S. Di

AU - Meo, P. Di

AU - Sciascio, G. Di

AU - Stefano, R. Di

AU - Driutti, A.

AU - Duginov, V. N.

AU - Eads, M.

AU - Esquivel, J.

AU - Farooq, M.

AU - Fatemi, R.

AU - Ferrari, C.

AU - Fertl, M.

AU - Fienberg, A. T.

AU - Fioretti, A.

AU - Valetov, E.

PY - 2021/4/7

Y1 - 2021/4/7

N2 - The Muon g-2 Experiment at Fermi National Accelerator Laboratory (FNAL) has measured the muon anomalous precession frequency $\omega_a$ to an uncertainty of 434 parts per billion (ppb), statistical, and 56 ppb, systematic, with data collected in four storage ring configurations during its first physics run in 2018. When combined with a precision measurement of the magnetic field of the experiment's muon storage ring, the precession frequency measurement determines a muon magnetic anomaly of $a_{\mu}({\rm FNAL}) = 116\,592\,040(54) \times 10^{-11}$ (0.46 ppm). This article describes the multiple techniques employed in the reconstruction, analysis and fitting of the data to measure the precession frequency. It also presents the averaging of the results from the eleven separate determinations of \omega_a, and the systematic uncertainties on the result.

AB - The Muon g-2 Experiment at Fermi National Accelerator Laboratory (FNAL) has measured the muon anomalous precession frequency $\omega_a$ to an uncertainty of 434 parts per billion (ppb), statistical, and 56 ppb, systematic, with data collected in four storage ring configurations during its first physics run in 2018. When combined with a precision measurement of the magnetic field of the experiment's muon storage ring, the precession frequency measurement determines a muon magnetic anomaly of $a_{\mu}({\rm FNAL}) = 116\,592\,040(54) \times 10^{-11}$ (0.46 ppm). This article describes the multiple techniques employed in the reconstruction, analysis and fitting of the data to measure the precession frequency. It also presents the averaging of the results from the eleven separate determinations of \omega_a, and the systematic uncertainties on the result.

KW - hep-ex

KW - nucl-ex

U2 - 10.1103/PhysRevD.103.072002

DO - 10.1103/PhysRevD.103.072002

M3 - Journal article

VL - 103

JO - Physical Review D

JF - Physical Review D

SN - 1550-7998

IS - 7

M1 - 072002

ER -