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Search for CP violation in Neutrino and Antineutrino Oscillations by the T2K experiment with $2.2\times10^{21}$ protons on target

Research output: Contribution to Journal/Magazine › Journal article › peer-review

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Search for CP violation in Neutrino and Antineutrino Oscillations by the T2K experiment with $2.2\times10^{21}$ protons on target. / Brailsford, D.; Dealtry, T.; Finch, A. J. et al.
In: Physical review letters, Vol. 121, No. 17, 171802, 24.10.2018.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Brailsford, D, Dealtry, T, Finch, AJ, Knox, A, Kormos, LL, Lawe, M, Nowak, J, O'Keeffe, HM, Ratoff, PN & T2K Collaboration 2018, 'Search for CP violation in Neutrino and Antineutrino Oscillations by the T2K experiment with $2.2\times10^{21}$ protons on target', Physical review letters, vol. 121, no. 17, 171802. https://doi.org/10.1103/PhysRevLett.121.171802

APA

Brailsford, D., Dealtry, T., Finch, A. J., Knox, A., Kormos, L. L., Lawe, M., Nowak, J., O'Keeffe, H. M., Ratoff, P. N., & T2K Collaboration (2018). Search for CP violation in Neutrino and Antineutrino Oscillations by the T2K experiment with $2.2\times10^{21}$ protons on target. Physical review letters, 121(17), Article 171802. https://doi.org/10.1103/PhysRevLett.121.171802

Vancouver

Brailsford D, Dealtry T, Finch AJ, Knox A, Kormos LL, Lawe M et al. Search for CP violation in Neutrino and Antineutrino Oscillations by the T2K experiment with $2.2\times10^{21}$ protons on target. Physical review letters. 2018 Oct 24;121(17):171802. doi: 10.1103/PhysRevLett.121.171802

Author

Brailsford, D. ; Dealtry, T. ; Finch, A. J. et al. / Search for CP violation in Neutrino and Antineutrino Oscillations by the T2K experiment with $2.2\times10^{21}$ protons on target. In: Physical review letters. 2018 ; Vol. 121, No. 17.

Bibtex

@article{9aa888e08c034c96bcdaf89e631c1bab,
title = "Search for CP violation in Neutrino and Antineutrino Oscillations by the T2K experiment with $2.2\times10^{21}$ protons on target",
abstract = "The T2K experiment measures muon neutrino disappearance and electron neutrino appearance in accelerator-produced neutrino and antineutrino beams. With an exposure of $14.7(7.6)\times 10^{20}$ protons on target in neutrino (antineutrino) mode, 89 $\nu_e$ candidates and 7 anti-$\nu_e$ candidates were observed while 67.5 and 9.0 are expected for $\delta_{CP}=0$ and normal mass ordering. The obtained $2\sigma$ confidence interval for the $CP$ violating phase, $\delta_{CP}$, does not include the $CP$-conserving cases ($\delta_{CP}=0,\pi$). The best-fit values of other parameters are $\sin^2\theta_{23} = 0.526^{+0.032}_{-0.036}$ and $\Delta m^2_{32}=2.463\pm0.065\times10^{-3} \mathrm{eV}^2/c^4$.",
keywords = "hep-ex",
author = "K. Abe and R. Akutsu and J. Amey and C. Andreopoulos and M. Antonova and S. Aoki and A. Ariga and Y. Ashida and Y. Azuma and S. Ban and M. Barbi and Barker, {G. J.} and G. Barr and C. Barry and M. Batkiewicz and F. Bench and V. Berardi and S. Berkman and Berner, {R. M.} and L. Berns and S. Bhadra and S. Bienstock and A. Blondel and S. Bolognesi and B. Bourguille and D. Brailsford and A. Bravar and C. Bronner and Avanzini, {M. Buizza} and J. Calcutt and T. Campbell and S. Cao and Catanesi, {M. G.} and A. Cervera and A. Chappell and C. Checchia and D. Cherdack and N. Chikuma and G. Christodoulou and J. Coleman and G. Collazuol and D. Coplowe and T. Dealtry and Finch, {A. J.} and A. Knox and Kormos, {L. L.} and M. Lawe and J. Nowak and O'Keeffe, {H. M.} and Ratoff, {P. N.} and {T2K Collaboration}",
note = "Published by the American Physical Society under the terms of the Creative Commons Attribution 4.0 International license. Further distribution of this work must maintain attribution to the author(s) and the published article{\textquoteright}s title, journal citation, and DOI. Funded by SCOAP3.",
year = "2018",
month = oct,
day = "24",
doi = "10.1103/PhysRevLett.121.171802",
language = "English",
volume = "121",
journal = "Physical review letters",
issn = "1079-7114",
publisher = "American Physical Society",
number = "17",

}

RIS

TY - JOUR

T1 - Search for CP violation in Neutrino and Antineutrino Oscillations by the T2K experiment with $2.2\times10^{21}$ protons on target

AU - Abe, K.

AU - Akutsu, R.

AU - Amey, J.

AU - Andreopoulos, C.

AU - Antonova, M.

AU - Aoki, S.

AU - Ariga, A.

AU - Ashida, Y.

AU - Azuma, Y.

AU - Ban, S.

AU - Barbi, M.

AU - Barker, G. J.

AU - Barr, G.

AU - Barry, C.

AU - Batkiewicz, M.

AU - Bench, F.

AU - Berardi, V.

AU - Berkman, S.

AU - Berner, R. M.

AU - Berns, L.

AU - Bhadra, S.

AU - Bienstock, S.

AU - Blondel, A.

AU - Bolognesi, S.

AU - Bourguille, B.

AU - Brailsford, D.

AU - Bravar, A.

AU - Bronner, C.

AU - Avanzini, M. Buizza

AU - Calcutt, J.

AU - Campbell, T.

AU - Cao, S.

AU - Catanesi, M. G.

AU - Cervera, A.

AU - Chappell, A.

AU - Checchia, C.

AU - Cherdack, D.

AU - Chikuma, N.

AU - Christodoulou, G.

AU - Coleman, J.

AU - Collazuol, G.

AU - Coplowe, D.

AU - Dealtry, T.

AU - Finch, A. J.

AU - Knox, A.

AU - Kormos, L. L.

AU - Lawe, M.

AU - Nowak, J.

AU - O'Keeffe, H. M.

AU - Ratoff, P. N.

AU - T2K Collaboration

N1 - Published by the American Physical Society under the terms of the Creative Commons Attribution 4.0 International license. Further distribution of this work must maintain attribution to the author(s) and the published article’s title, journal citation, and DOI. Funded by SCOAP3.

PY - 2018/10/24

Y1 - 2018/10/24

N2 - The T2K experiment measures muon neutrino disappearance and electron neutrino appearance in accelerator-produced neutrino and antineutrino beams. With an exposure of $14.7(7.6)\times 10^{20}$ protons on target in neutrino (antineutrino) mode, 89 $\nu_e$ candidates and 7 anti-$\nu_e$ candidates were observed while 67.5 and 9.0 are expected for $\delta_{CP}=0$ and normal mass ordering. The obtained $2\sigma$ confidence interval for the $CP$ violating phase, $\delta_{CP}$, does not include the $CP$-conserving cases ($\delta_{CP}=0,\pi$). The best-fit values of other parameters are $\sin^2\theta_{23} = 0.526^{+0.032}_{-0.036}$ and $\Delta m^2_{32}=2.463\pm0.065\times10^{-3} \mathrm{eV}^2/c^4$.

AB - The T2K experiment measures muon neutrino disappearance and electron neutrino appearance in accelerator-produced neutrino and antineutrino beams. With an exposure of $14.7(7.6)\times 10^{20}$ protons on target in neutrino (antineutrino) mode, 89 $\nu_e$ candidates and 7 anti-$\nu_e$ candidates were observed while 67.5 and 9.0 are expected for $\delta_{CP}=0$ and normal mass ordering. The obtained $2\sigma$ confidence interval for the $CP$ violating phase, $\delta_{CP}$, does not include the $CP$-conserving cases ($\delta_{CP}=0,\pi$). The best-fit values of other parameters are $\sin^2\theta_{23} = 0.526^{+0.032}_{-0.036}$ and $\Delta m^2_{32}=2.463\pm0.065\times10^{-3} \mathrm{eV}^2/c^4$.

KW - hep-ex

U2 - 10.1103/PhysRevLett.121.171802

DO - 10.1103/PhysRevLett.121.171802

M3 - Journal article

VL - 121

JO - Physical review letters

JF - Physical review letters

SN - 1079-7114

IS - 17

M1 - 171802

ER -