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Professor Helen O'Keeffe FHEA

Professor of Particle Physics

  1. Published

    Measurement of the charged-current electron (anti-)neutrino inclusive cross-sections at the T2K off-axis near detector ND280

    T2K Collaboration, Brailsford, D., Dealtry, T., Finch, A. J., Knox, A., Kormos, L. L., Lawe, M., Nowak, J., O'Keeffe, H. M., Ratoff, P. N. & Walsh, J. G., 19/10/2020, In: Journal of High Energy Physics. 10, 43 p., 114.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  2. Published

    Measurement of the cosmic ray and neutrino-induced muon flux at the Sudbury neutrino observatory

    SNO Collaboration, 10/07/2009, In: Physical Review D. 80, 1, 15 p., 012001.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  3. Published

    Measurement of the electron neutrino charged-current interaction rate on water with the T2K ND280 pi-zero detector

    T2K Collaboration, 19/06/2015, In: Physical Review D. 91, 11, 11 p., 112010.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  4. Published

    Measurement of the inclusive electron neutrino charged current cross section on carbon with the T2K near detector

    T2K Collaboration, 12/12/2014, In: Physical review letters. 113, 24, 7 p., 241803.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  5. Published

    Measurement of the inclusive nu(mu) charged current cross section on iron and hydrocarbon in the T2K on-axis neutrino beam

    Abe, K., Adam, J., Aihara, H., Akiri, T., Andreopoulos, C., Aoki, S., Ariga, A., Assylbekov, S., Autiero, D., Barbi, M., Barker, G. J., Barr, G., Bass, M., Batkiewicz, M., Bay, F., Berardi, V., Berger, B. E., Berkman, S., Bhadra, S., Blaszczyk, F. D. M., & 31 othersBlondel, A., Bojechko, C., Bordoni, S., Boyd, S. B., Brailsford, D., Bravar, A., Bronner, C., Buchanan, N., Calland, R. G., Rodriguez, J. C., Cartwright, S. L., Castillo, R., Catanesi, M. G., Cervera, A., Cherdack, D., Christodoulou, G., Clifton, A., Coleman, J., Coleman, S. J., Collazuol, G., Dealtry, T., Finch, A. J., Grant, N., Kormos, L. L., Lamont, I., Lawe, M., O'Keeffe, H. M., Ratoff, P. N., Reeves, M., Southwell, L. & T2K Collaboration, 30/09/2014, In: Physical Review D. 90, 5, 15 p., 052010.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  6. Published

    Measurement of the inclusive νμ charged current cross section on carbon in the near detector of the T2K experiment

    T2K Collaboration, 7/05/2013, In: Physical Review D. 87, 9, 20 p., 092003.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  7. Published

    Measurement of the intrinsic electron neutrino component in the T2K neutrino beam with the ND280 detector

    Abe, K., Adam, J., Aihara, H., Akiri, T., Andreopoulos, C., Aoki, S., Ariga, A., Ariga, T., Assylbekov, S., Autiero, D., Barbi, M., Barker, G. J., Barr, G., Bass, M., Batkiewicz, M., Bay, F., Bentham, S. W., Berardi, V., Berger, B. E., Berkman, S., & 31 othersBertram, I., Bhadra, S., Blaszczyk, F. D. M., Blondel, A., Bojechko, C., Bordoni, S., Boyd, S. B., Brailsford, D., Bravar, A., Bronner, C., Buchanan, N., Calland, R. G., Caravaca Rodriguez, J., Cartwright, S. L., Castillo, R., Catanesi, M. G., Cervera, A., Cherdack, D., Christodoulou, G., Clifton, A., Coleman, J., Dealtry, T., Finch, A. J., Grant, N., Kormos, L. L., Lamont, I., O'Keeffe, H. M., Ratoff, P. N., Reeves, M., Southwell, L. & T2K Collaboration, 5/05/2014, In: Physical Review D. 89, 9, 18 p., 092003.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  8. Published

    Measurement of the muon neutrino charged-current single $π^+$ production on hydrocarbon using the T2K off-axis near detector ND280

    T2K Collaboration, Brailsford, D., Dealtry, T., Finch, A. J., Knox, A., Kormos, L. L., Lamont, I., Lawe, M., Nowak, J., O'Keeffe, H. M., Shaw, D., Walsh, J. G. & Ratoff, P., 21/01/2020, In: Physical Review D. 101, 1, 19 p., 012007.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  9. Published

    Measurement of the muon neutrino inclusive charged-current cross section in the energy range of 1-3 GeV with the T2K INGRID detector

    T2K Collaboration, 5/04/2016, In: Physical Review D. 93, 7, 22 p., 072002.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  10. Published

    Measurement of the neutrino-oxygen neutral-current interaction cross section by observing nuclear deexcitation $γ$ rays

    T2K Collaboration, 31/10/2014, In: Physical Review D. 90, 7, 11 p., 072012.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  11. Published

    Measurement of the nu(e) and total B-8 solar neutrino fluxes with the Sudbury Neutrino Observatory phase-III data set

    Aharmim, B., Ahmed, S. N., Amsbaugh, J. F., Anaya, J. M., Anthony, A. E., Banar, J., Barros, N., Beier, E. W., Bellerive, A., Beltran, B., Bergevin, M., Biller, S. D., Boudjemline, K., Boulay, M. G., Bowles, T. J., Browne, M. C., Bullard, T. V., Burritt, T. H., Cai, B., Chan, Y. D., & 31 othersChauhan, D., Chen, M., Cleveland, B. T., Cox, G. A., Currat, C. A., Dai, X., Deng, H., Detwiler, J. A., DiMarco, M., Doe, P. J., Doucas, G., Dragowsky, M. R., Drouin, P. -L., Duba, C. A., Duncan, F. A., Dunford, M., Earle, E. D., Elliott, S. R., Evans, H. C., Ewan, G. T., Farine, J., Fergani, H., Fleurot, F., Ford, R. J., Formaggio, J. A., Fowler, M. M., Gagnon, N., Germani, J. V., Kormos, L. L., O'Keeffe, H. M. & SNO Collaboration, 18/01/2013, In: Physical Review C. 87, 1, 43 p., 015502.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  12. Published

    Measurement of the single pi(0) production rate in neutral current neutrino interactions on water

    Brailsford, D., Dealtry, T., Finch, A. J., Grant, N., Knox, A., Kormos, L. L., Lamont, I., Lawe, M., Nowak, J., O'Keeffe, H. M., Ratoff, P. N., Shaw, D., Southwell, L. & T2K Collaboration, 2/02/2018, In: Physical Review D. 97, 3, 13 p., 032002.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  13. Published

    Measurement of the νμ CCQE cross section on carbon with the ND280 detector at T2K

    T2K Collaboration, 11/12/2015, In: Physical Review D. 92, 11, 14 p., 112003.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  14. Published

    Measurement of α-particle quenching in LAB based scintillator in independent small-scale experiments

    Krosigk, B. V., Chen, M., Hans, S., Junghans, A. R., Kögler, T., Kraus, C., Kuckert, L., Liu, X., Nolte, R., O'Keeffe, H. M., Tseung, H. W. C., Wilson, J. R., Wright, A., Yeh, M. & Zuber, K., 03/2016, In: European Physical Journal C: Particles and Fields. 76, 3, 13 p., 109.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  15. Published

    Measurements of $\barν_μ$ and $\barν_μ + ν_μ$ charged-current cross-sections without detected pions nor protons on water and hydrocarbon at mean antineutrino energy of 0.86 GeV

    T2K Collaboration, Brailsford, D., Dealtry, T., Doyle, T. A., Finch, A. J., Knox, A., Kormos, L. L., Lawe, M., Nowak, J., O'Keeffe, H. M., Ratoff, P. N. & Walsh, J. G., 30/04/2021, In: Progress of Theoretical and Experimental Physics. 2021, 4, 28 p., 043C01.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  16. Published

    Measurements of neutrino oscillation in appearance and disappearance channels by the T2K experiment with 6.6E20 protons on target

    T2K Collaboration, 29/04/2015, In: Physical Review D. 91, 7, 50 p., 072010.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  17. E-pub ahead of print

    Measurements of neutrino oscillation parameters from the T2K experiment using $3.6\times10^{21}$ protons on target

    T2K Collaboration, 6/03/2023, (E-pub ahead of print).

    Research output: Working paperOther

  18. Published

    Measurements of neutrino oscillation parameters from the T2K experiment using $3.6\times10^{21}$ protons on target

    The T2K Collaboration, 5/09/2023, In: European Physical Journal C. 83, 782.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  19. Published

    Measurements of the $nu_mu$ and $nu_mu$-induced coherent charged pion production cross sections on $^12C$ by the T2K experiment

    T2K Collaboration, 20/11/2023, In: Physical Review D. 108, 9, 092009.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  20. Published

    Neutrino oscillation physics potential of the T2K experiment

    T2K Collaboration, 2015, In: Progress of Theoretical and Experimental Physics. 2015, 4, 36 p., 043C01.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  21. Published

    Neutrino physics: a deliberate mix-up in flavour

    O'Keeffe, H. M., 19/05/2016, In: Nature. 533, 7603, p. 327-328 2 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  22. Published

    Observation of electron neutrino appearance in a muon neutrino beam

    Abe, K., Adam, J., Aihara, H., Akiri, T., Andreopoulos, C., Aoki, S., Ariga, A., Ariga, T., Assylbekov, S., Autiero, D., Barbi, M., Barker, G. J., Barr, G., Bass, M., Batkiewicz, M., Bay, F., Bentham, S. W., Berardi, V., Berger, B. E., Berkman, S., & 31 othersBertram, I., Bhadra, S., Blaszczyk, F. D. M., Blondel, A., Bojechko, C., Bordoni, S., Boyd, S. B., Brailsford, D., Bravar, A., Bronner, C., Buchanan, N., Calland, R. G., Caravaca Rodriguez, J., Cartwright, S. L., Castillo, R., Catanesi, M. G., Cervera, A., Cherdack, D., Christodoulou, G., Clifton, A., Coleman, J., Dealtry, T., Finch, A. J., Grant, N., Kormos, L. L., Lamont, I., O'Keeffe, H. M., Ratoff, P. N., Reeves, M., Southwell, L. & T2K Collaboration, 10/02/2014, In: Physical review letters. 112, 6, 8 p., 061802.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  23. Published

    Optical calibration of the SNO+ detector in the water phase with deployed sources

    SNO+ Collaboration, Kormos, L. L. & O'Keeffe, H. M., 19/10/2021, In: Journal of Instrumentation. 16, 10, 29 p., P10021.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  24. Published

    Physics potential of a long baseline neutrino oscillation experiment using J-PARC neutrino beam and Hyper-Kamiokande

    Hyper-Kamiokande Proto-Collaboration, 2015, In: Progress of Theoretical and Experimental Physics. 2015, 5, 35 p., 053CO2.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  25. Published

    Physics potentials with the second Hyper-Kamiokande Detector in Korea

    Dealtry, T., Finch, A., Grant, N., Kormos, L. L., Lawe, M., Nowak, J., O'Keeffe, H. M., Ratoff, P. N. & Hyper-Kamiokande Proto-Collaboration, 1/06/2018, In: Progress of Theoretical and Experimental Physics. 2018, 6, 65 p., 063C01.

    Research output: Contribution to Journal/MagazineJournal article

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