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Professor Helen O'Keeffe FHEA

Professor of Particle Physics

  1. Published

    A beta-alpha coincidence counting system for measurement of trace quantities of 238U and 232Th in aqueous samples at the Sudbury Neutrino Observatory

    Dawson, M., Doucas, G., Fergani, H., Jelley, N. A., Majerus, S., O'Keeffe, H. M., Peeters, S. J. M. & Perry, C., 18/08/2016, In: Journal of Instrumentation. 11, 8, 11 p., P08013.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  2. Published

    Low-energy triggering for Hyper-Kamiokande

    Dealtry, T., Barr, G., Dewhurst, D., Nicholls, T., Nova, F., O'Keeffe, H. M., Richards, B., Short, S. & Stewart, T., 20/09/2017, In: Journal of Physics: Conference Series. 888, 1, 3 p., 012097.

    Research output: Contribution to Journal/MagazineJournal article

  3. Published

    A Long Baseline Neutrino Oscillation Experiment Using J-PARC Neutrino Beam and Hyper-Kamiokande

    Group, H-K. W., Abe, K., Aihara, H., Andreopoulos, C., Anghel, I., Ariga, A., Ariga, T., Asfandiyarov, R., Askins, M., Back, J. J., Ballett, P., Barbi, M., Barker, G. J., Barr, G., Bay, F., Beltrame, P., Berardi, V., Bergevin, M., Berkman, S., Berry, T., & 205 othersBhadra, S., Blaszczyk, F. D. M., Blondel, A., Bolognesi, S., Bravar, A., Bronner, C., Cafagna, F. S., Carminati, G., Catanesi, M. G., Choi, K., Collazuol, G., Cowan, G., Cremonesi, L., Rosa, G. D., Densham, C., Detwiler, J., Dewhurst, D., Lodovico, F. D., Luise, S. D., Drapier, O., Emery, S., Ereditato, A., Feusels, T., Finch, A., Fitton, M., Friend, M., Fujii, Y., Fukuda, Y., Fukuda, D., Galymov, V., Ganezer, K., Gonin, M., Gumplinger, P., Hadley, D. R., Haegel, L., Haesler, A., Haga, Y., Hartfiel, B., Hartz, M., Hayato, Y., Hierholzer, M., Himmel, A., Hirota, S., Horiuchi, S., Huang, K., Ichikawa, A. K., Iijima, T., Ikeda, M., Imber, J., Inoue, K., Insler, J., Intonti, R. A., Irvine, T., Ishida, T., Ishino, H., Ishitsuka, M., Itow, Y., Izmaylov, A., Jamieson, B., Jang, H. I., Jiang, M., Joo, K. K., Kaboth, A., Kajita, T., Kameda, J., Karadhzov, Y., Katori, T., Kearns, E., Khabibullin, M., Khotjantsev, A., Kishimoto, Y., Kobayashi, T., Koga, M., Konaka, A., Kormos, L. L., Korzenev, A., Koshio, Y., Kropp, W. R., Kudenko, Y., Kutter, T., Kuze, M., Labarga, L., Lagoda, J., Laveder, M., Lawe, M., Learned, J. G., Lim, I. T., Lindner, T., Longhin, A., Ludovici, L., Magaletti, L., Mahn, K., Malek, M., Mariani, C., Marti, L., Martins, P. P. J., Mazzucato, E., McCauley, N., McFarland, K. S., McGrew, C., Mezzetto, M., Minakata, H., Minamino, A., Mine, S., Mineev, O., Miura, M., Monroe, J., Mori, T., Moriyama, S., Mueller, T., Muheim, F., Nakahata, M., Nakamura, K., Nakaya, T., Nakayama, S., Nicholls, T., Nirkko, M., Nishimura, Y., Noah, E., Nowak, J., Nunokawa, H., O'Keeffe, H. M., Okajima, Y., Oser, S. M., O'Sullivan, E., Oyama, Y., Perez, J., Pac, M. Y., Palladino, V., Palomino, J. L., Paolone, V., Payne, D., Perevozchikov, O., Perkin, J. D., Pistillo, C., Playfer, S., Posiadala-Zezula, M., Poutissou, J. -M., Quilain, B., Quinto, M., Radicioni, E., Ratoff, P. N., Ravonel, M., Rayner, M., Redij, A., Retiere, F., Riccio, C., Richard, E., Rondio, E., Ross-Lonergan, M., Rott, C., Rountree, S. D., Rubbia, A., Sacco, R., Sakuda, M., Sanchez, M. C., Scantamburlo, E., Scholberg, K., Seiya, Y., Sekiguchi, T., Sekiya, H., Shaikhiev, A., Shimizu, I., Shiozawa, M., Sinnis, G., Smy, M. B., Sobczyk, J., Sobel, H. W., Stewart, T., Suda, Y., Suzuki, Y., Suzuki, A. T., Svoboda, R., Tacik, R., Takeda, A., Taketa, A., Tanaka, H. A., Tanaka, H. K. M., Tanaka, H., Terri, R., Thorpe, M., Tobayama, S., Tolich, N., Tomura, T., Touramanis, C., Tsukamoto, T., Tzanov, M., Uchida, Y., Vagins, M. R., Vasseur, G., Vogelaar, R. B., Wark, D., Wascko, M. O., Weber, A., Wendell, R., Wilkes, R. J., Wilking, M. J., Xin, T., Yamamoto, K., Yanagisawa, C., Yano, T., Yen, S., Yershov, N., Yokoyama, M. & Zito, M., 15/12/2014, In: arxiv.org.

    Research output: Contribution to Journal/MagazineJournal article

  4. Published

    Searches for high-frequency variations in the 8B solar neutrino flux at the Sudbury Neutrino Observatory

    Kormos, L. & O'Keeffe, H., 02/2010, In: The Astrophysical Journal. 710, 1, p. 540-548 9 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  5. Published

    The electromagnetic calorimeter for the T2K near detector ND280

    Kormos, L., Bertram, I., Ratoff, P., Bentham, S., Grant, N., Reeves, M., Finch, A., Davies, G., O'Keeffe, H., Hatzikoutelis, A., Maryon, T., Mercer, I. & Reeves, M., 17/10/2013, In: Journal of Instrumentation. 8, 10, 42 p., P10019.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  6. 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

  7. Published

    Upper bound on neutrino mass based on T2K neutrino timing measurements

    T2K Collaboration & Dealtry, T. J., 27/01/2016, In: Physical Review D. 93, 1, 15 p., 012006.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  8. Published

    Recent T2K neutrino oscillation results

    O’Keeffe, H. M. & T2K Collaboration, 17/12/2019, In: Proceedings of Science. 367, 5 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  9. Published

    Four methods for determining the composition of trace radioactive surface contamination of low-radioactivity metal

    O'keeffe, H. M., Burritt, T. H., Cleveland, B. T., Doucas, G., Gagnon, N., Jelley, N. A., Kraus, C., Lawson, I. T., Majerus, S., Mcgee, S. R., Myers, A. W., Poon, A. W. P., Rielage, K., Robertson, R. G. H., Rosten, R. C., Stonehill, L. C., Vandevender, B. A. & Van Wechel, T. D., 11/12/2011, In: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 659, 1, p. 182-192 11 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  10. Published

    Scintillation decay time and pulse shape discrimination in oxygenated and deoxygenated solutions of linear alkylbenzene for the SNO+ experiment

    O'Keeffe, H., O’Sullivan, E. & Chen, M. C., 1/06/2011, In: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 640, 1, p. 119-122 4 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  11. 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

  12. Published

    Reconstruction of neutrino induced NC-1π0 using the T2K-ND280 tracker

    O'Keeffe, H. M., Vacheret, A., Barr, G. D., Jacob, A., Weber, A. & Williamson, Z., 15/05/2015, In: AIP Conference Proceedings. 1663, 1, 120016.

    Research output: Contribution to Journal/MagazineJournal article

  13. Published

    Hyper-Kamiokande Design Report

    Proto-Collaboration, H-K., Abe, K., Abe, K., Aihara, H., Aimi, A., Akutsu, R., Andreopoulos, C., Anghel, I., Antonova, M., Ashida, Y., Aushev, V., Barbi, M., Barker, G. J., Barr, G., Beltrame, P., Berardi, V., Bergevin, M., Berkman, S., Berns, L., Berry, T., & 30 othersBhadra, S., Bravo-Berguño, D., Blaszczyk, F. D. M., Blondel, A., Bolognesi, S., Bravar, A., Bronner, C., Avanzini, M. B., Cafagna, F. S., Calland, R., Cao, S., Catanesi, M. G., Checchia, C., Chen-Wishart, Z., Choi, K., Coleman, J., Collazuol, G., Cowan, G., Cremonesi, L., Dealtry, T., Rosa, G. D., Densham, C., Dewhurst, D., Drakopoulou, E. L., Finch, A., Kormos, L. L., Lawe, M., Nowak, J., O'Keeffe, H. M. & Ratoff, P. N., 9/05/2018, In: arxiv.org. 325 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

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