Search Results - "Armstrong, W.R."

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  1. 1

    Double polarisation observable G for single pion photoproduction from the proton by Zachariou, N., Watts, D.P., McAndrew, J., Zana, L., Bashkanov, M., Strakovsky, I.I., Workman, R., Sarantsev, A.V., Nikonov, V., Adhikari, K.P., Adhikari, S., Amaryan, M.J., Angelini, G., Armstrong, W.R., Atac, H., Barion, L., Battaglieri, M., Benmokhtar, F., Bianconi, A., Bossù, F., Brooks, W.K., Bulumulla, D., Carman, D.S., Carvajal, J.C., Chatagnon, P., Chetry, T., Clary, B.A., Cole, P.L., Contalbrigo, M., Crede, V., D'Angelo, A., Dashyan, N., De Vita, R., Defurne, M., Deur, A., Diehl, S., Dupre, R., Ehrhart, M., El Alaoui, A., Elouadrhiri, L., Gavalian, G., Girod, F.X., Guo, L., Hafidi, K., Hobart, A., Huang, Q., Ilieva, Y., Ireland, D.G., Isupov, E.L., Jo, H.S., Joo, K., Joosten, S., Keller, D., Khandaker, M., Klein, F.J., Kripko, A., Kubarovsky, V., Leali, M., Lenisa, P., Livingston, K., MacGregor, I.J.D., Marchand, D., Marsicano, L., Mascagna, V., McKinnon, B., Mineeva, T., Mokeev, V., Movsisyan, A., Munevar, E., Munoz Camacho, C., Nadel-Turonski, P., Neupane, K., Ni, A., Niccolai, S., Niculescu, G., Osipenko, M., Ostrovidov, A.I., Paolone, M., Pappalardo, L.L., Paremuzyan, R., Prok, Y., Protopopescu, D., Ripani, M., Ritman, J., Rizzo, A., Rowley, J., Salgado, C., Schmidt, A., Schumacher, R.A., Shrestha, U., Soto, O., Sparveris, N., Strauch, S., Tyler, N., Venturelli, L., Voskanyan, H., Voutier, E., Wei, X., Zhang, J., Zhao, Z.W.

    Published in Physics letters. B (01-06-2021)
    “…We report measurements of π+ and π0 meson photoproduction from longitudinally spin-polarised protons by an energy tagged (0.73-2.3 GeV) and linearly polarised…”
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    Journal Article
  2. 2

    Design and performance of the spin asymmetries of the nucleon experiment by Maxwell, J.D., Armstrong, W.R., Choi, S., Jones, M.K., Kang, H., Liyanage, A., Meziani, Z.-E., Mulholland, J., Ndukum, L., Rondón, O.A., Ahmidouch, A., Albayrak, I., Asaturyan, A., Ates, O., Baghdasaryan, H., Boeglin, W., Bosted, P., Brash, E., Brock, J., Butuceanu, C., Bychkov, M., Carlin, C., Carter, P., Chen, C., Chen, J.-P., Christy, M.E., Covrig, S., Crabb, D., Danagoulian, S., Daniel, A., Davidenko, A.M., Davis, B., Day, D., Deconinck, W., Deur, A., Dunne, J., Dutta, D., El Fassi, L., Elaasar, M., Ent, R., Flay, D., Gaskell, D., Geagla, O., German, J., Gogami, T., Gomez, J., Hashimoto, O., Higinbotham, D.W., Horn, T., Huber, G.M., Jones, M., Kalantarians, N., Kang, H.K., Kawama, D., Keith, C., Keppel, C., Khandaker, M., Kim, Y., King, P.M., Kohl, M., Kovacs, K., Kubarovsky, V., Li, Y., Liyanage, N., Luo, W., Mamyan, V., Markowitz, P., Maruta, T., Meekins, D., Melnik, Y.M., Mkrtchyan, A., Mkrtchyan, H., Mochalov, V.V., Monaghan, P., Narayan, A., Nakamura, S.N., Nuruzzaman, Pentchev, L., Pocanic, D., Posik, M., Puckett, A., Qiu, X., Reinhold, J., Riordan, S., Roche, J., Sawatzky, B., Slifer, K., Smith, G., Soloviev, L., Solvignon, P., Tadevosyan, V., Tang, L., Vasiliev, A.N., Veilleux, M., Walton, T., Wesselmann, F., Wood, S.A., Yao, H., Ye, Z., Zhu, L.

    “…The Spin Asymmetries of the Nucleon Experiment (SANE) performed inclusive, double-polarized electron scattering measurements of the proton at the Continuous…”
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    Superconducting nanowires as high-rate photon detectors in strong magnetic fields by Polakovic, T., Armstrong, W.R., Yefremenko, V., Pearson, J.E., Hafidi, K., Karapetrov, G., Meziani, Z.-E., Novosad, V.

    “…Superconducting nanowire single photon detectors are capable of single-photon detection across a large spectral range with near unity detection efficiency,…”
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    Patterns of Failure in Men With Radiorecurrent Prostate Cancer: A Post-Hoc Analysis of Two Prospective Ga-68-PSMA PET/CT Imaging Trials by Smith, C.P., Xiang, M., Armstrong, W.R., Nickols, N.G., Steinberg, M.L., Reiter, R.E., Rettig, M., Czernin, J., Calais, J., Kishan, A.U.

    “…The advent of novel nuclear medicine imaging modalities, such as prostate specific membrane antigen positron emission tomography/computed tomography (PSMA…”
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  12. 12
  13. 13

    First Measurement of Hard Exclusive π^{-}Δ^{++} Electroproduction Beam-Spin Asymmetries off the Proton by Diehl, S, Trotta, N, Joo, K, Achenbach, P, Akbar, Z, Armstrong, W R, Atac, H, Avakian, H, Baashen, L, Baltzell, N A, Barion, L, Bashkanov, M, Battaglieri, M, Bedlinskiy, I, Benmokhtar, F, Bianconi, A, Biselli, A S, Bossù, F, Brinkmann, K-T, Briscoe, W J, Bulumulla, D, Burkert, V, Capobianco, R, Carman, D S, Carvajal, J C, Celentano, A, Charles, G, Chatagnon, P, Chesnokov, V, Ciullo, G, Cole, P L, Contalbrigo, M, Costantini, G, Crede, V, D'Angelo, A, Dashyan, N, De Vita, R, Deur, A, Djalali, C, Dupre, R, Ehrhart, M, El Alaoui, A, El Fassi, L, Elouadrhiri, L, Fegan, S, Filippi, A, Gavalian, G, Glazier, D I, Golubenko, A A, Gosta, G, Gothe, R W, Gotra, Y, Griffioen, K, Hafidi, K, Hakobyan, H, Hattawy, M, Hayward, T B, Heddle, D, Hobart, A, Holtrop, M, Illari, I, Ireland, D G, Isupov, E L, Jo, H S, Johnston, R, Keller, D, Khachatryan, M, Khanal, A, Kim, A, Kim, W, Klimenko, V, Kripko, A, Kubarovsky, V, Kuhn, S E, Lagerquist, V, Lanza, L, Leali, M, Lee, S, Lenisa, P, Li, X, MacGregor, I J D, Marchand, D, Mascagna, V, Matousek, G, McKinnon, B, McLauchlin, C, Meziani, Z E, Migliorati, S, Milner, R G, Mineeva, T, Mirazita, M, Mokeev, V, Moran, P, Munoz Camacho, C, Naidoo, P, Neupane, K, Niccolai, S, Niculescu, G, Osipenko, M, Pandey, P

    Published in Physical review letters (14-07-2023)
    “…The polarized cross-section ratio σ_{LT^{'}}/σ_{0} from hard exclusive π^{-}Δ^{++} electroproduction off an unpolarized hydrogen target has been extracted…”
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    Journal Article
  14. 14

    Observation of Azimuth-Dependent Suppression of Hadron Pairs in Electron Scattering off Nuclei by Paul, S. J., Morán, S., Arratia, M., El Alaoui, A., Hakobyan, H., Brooks, W., Amaryan, M. J., Armstrong, W. R., Atac, H., Baashen, L., Baltzell, N. A., Barion, L., Bashkanov, M., Battaglieri, M., Bedlinskiy, I., Benkel, B., Benmokhtar, F., Bianconi, A., Biondo, L., Biselli, A. S., Bondi, M., Bossù, F., Boiarinov, S., Brinkmann, K.-Th, Briscoe, W. J., Bulumulla, D., Burkert, V. D., Capobianco, R., Carman, D. S., Celentano, A., Chesnokov, V., Chetry, T., Ciullo, G., Cole, P. L., Contalbrigo, M., Costantini, G., D’Angelo, A., Dashyan, N., De Vita, R., Defurne, M., Deur, A., Diehl, S., Dilks, C., Djalali, C., Dupre, R., Egiyan, H., El Fassi, L., Eugenio, P., Fegan, S., Filippi, A., Gavalian, G., Ghandilyan, Y., Gilfoyle, G. P., Golubenko, A. A., Gosta, G., Gothe, R. W., Griffioen, K. A., Guidal, M., Hattawy, M., Hayward, T. B., Heddle, D., Hobart, A., Holtrop, M., Ilieva, Y., Ireland, D. G., Isupov, E. L., Jo, H. S., Johnston, R., Joo, K., Joosten, S., Keller, D., Khanal, A., Khandaker, M., Kim, W., Kripko, A., Kubarovsky, V., Lagerquist, V., Lanza, L., Leali, M., Lee, S., Lenisa, P., Li, X., Livingston, K., MacGregor, I. J. D., Marchand, D., Mascagna, V., McKinnon, B., Meziani, Z. E., Migliorati, S., Milner, R. G., Mineeva, T., Mirazita, M., Mokeev, V. I., Moran, P., Munoz Camacho, C., Neupane, K., Nguyen, D., Niccolai, S., Niculescu, G., Osipenko, M.

    Published in Physical review letters (28-10-2022)
    “…We present the first measurement of di-hadron angular correlations in electron-nucleus scattering. The data were taken with the CLAS detector and a 5.0 GeV…”
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  15. 15

    Pre-surgical 68Ga-PSMA-11 PET for biochemical recurrence risk assessment: Follow-up analysis of a multicenter prospective phase 3 imaging trial by Djaïleb, L., Armstrong, W.R., Thompson, D., Gafita, A., Farolfi, A., Grogan, T.R., Fendler, W.P., Czernin, J., Hope, T.A., Calais, J.

    “…To assess the added prognostic value of pre-surgical PSMA PET for early biochemical recurrence (BCR) progression free-survival (BCR-PFS) compared to…”
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  16. 16

    Beam-spin asymmetry Σ for Σ− hyperon photoproduction off the neutron by Zachariou, N., Bydžovský, P., Cieplý, A., Sarantsev, A.V., Watts, D.P., Angelini, G., Armstrong, W.R., Atac, H., Avakian, H., Bashkanov, M., Battaglieri, M., Bianconi, A., Biondo, L., Bondi, M., Bossù, F., Boiarinov, S., Briscoe, W.J., Brooks, W.K., Burkert, V.D., Carvajal, J.C., Celentano, A., Ciullo, G., Clark, L., Cole, P.L., Contalbrigo, M., Costantini, G., Crede, V., D'Angelo, A., Dashyan, N., Defurne, M., Dupre, R., Dugger, M., Egiyan, H., Ehrhart, M., El Fassi, L., Eugenio, P., Fedotov, G., Fegan, S., Filippi, A., Fradi, A., Gavalian, G., Gilfoyle, G.P., Girod, F.X., Gleason, C., Golubenko, A.A., Gothe, R.W., Griffioen, K.A., Hakobyan, H., Hayward, T.B., Heddle, D., Hobart, A., Holtrop, M., Jo, H.S., Joo, K., Khanal, A., Khandaker, M., Kim, A., Klein, F.J., Kubarovsky, V., Lanza, L., Leali, M., Livingston, K., Marsicano, L., Mascagna, V., McKinnon, B., Migliorati, S., Mokeev, V., Munoz Camacho, C., Neupane, K., Osipenko, M., Ostrovidov, A.I., Pandey, P., Paolone, M., Pappalardo, L.L., Pasyuk, E., Pogorelko, O., Prok, Y., Raue, B.A., Ripani, M., Rizzo, A., Salgado, C., Schmidt, A., Schumacher, R.A., Sharabian, Y.G., Sokhan, D., Soto, O., Sparveris, N., Stepanyan, S., Stoler, P., Strauch, S., Tyson, R., Ungaro, M., Venturelli, L., Vossen, A., Voutier, E., Wei, K., Wei, X., Wood, M.H., Yale, B., Zhang, J.

    Published in Physics letters. B (10-04-2022)
    “…We report a new measurement of the beam-spin asymmetry, Σ, for the γ→n→K+Σ− reaction using quasi-free neutrons in a liquid-deuterium target. The new dataset…”
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    Journal Article
  17. 17

    Double polarisation observable $\mathbb G$ for single pion photoproduction from the proton by Zachariou, N., Watts, D.P., Mcandrew, J., Zana, L., Bashkanov, M., Strakovsky, I.I., Workman, R., Sarantsev, A.V., Nikonov, V., Adhikari, K.P., Adhikari, S., Amaryan, M.J., Angelini, G., Armstrong, W.R., Atac, H., Baltzell, N.A., Barion, L., Battaglieri, M., Bedlinskiy, I., Benmokhtar, F., Bianconi, A., Biselli, A.S., Bondi, M., Bossù, F., Boiarinov, S., Briscoe, W.J., Brooks, W.K., Bulumulla, D., Carman, D.S., Carvajal, J.C., Celentano, A., Chatagnon, P., Chetry, T., Ciullo, G., Clary, B.A., Cole, P.L., Contalbrigo, M., Crede, V., d'Angelo, A., Dashyan, N., de Vita, R., Defurne, M., Deur, A., Diehl, S., Djalali, C., Dugger, M., Dupre, R., Egiyan, H., Ehrhart, M., El Alaoui, A., El Fassi, L., Elouadrhiri, L., Eugenio, P., Fedotov, G., Fegan, S., Filippi, A., Gavalian, G., Gilfoyle, G.P., Girod, F.X., Glazier, D.I., Gothe, R.W., Griffioen, K.A., Guenther, R., Guo, L., Hafidi, K., Hakobyan, H., Hattawy, M., Heddle, D., Hicks, K., Hobart, A., Holtrop, M., Huang, Q., Ilieva, Y., Ireland, D.G., Isupov, E.L., Jenkins, D., Jo, H.S., Joo, K., Joosten, S., Keller, D., Khanal, A., Khandaker, M., Kim, A., Klein, F.J., Kripko, A., Kubarovsky, V., Lanza, L., Leali, M., Lenisa, P., Livingston, K., Macgregor, I.J.D., Marchand, D., Marsicano, L., Mascagna, V., Mckinnon, B., Meziani, Z.E., Mineeva, T., Mokeev, V., Movsisyan, A., Munevar, E.

    Published in Physics letters. B (01-06-2021)
    “…We report measurements of π+ and π0 meson photoproduction from longitudinally spin-polarised protons by an energy tagged (0.73-2.3 GeV) and linearly polarised…”
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    Journal Article
  18. 18

    Measurement of the helicity asymmetry $\mathbb{E}$ for the $\vec{\gamma}\vec{p} \to p \pi^0$ reaction in the resonance region by Kim, C.W, Zachariou, N, Bashkanov, M, Briscoe, W.J, Fegan, S, Kashevarov, V.L, Nikonov, K, Sarantsev, A, Schmidt, A, Strakovsky, I.I, Watts, D.P, Workman, R.L, Achenbach, P, Akbar, Z, Amaryan, M.J, Angelini, G, Armstrong, W.R, Atac, H, Baashen, L, Baltzell, N.A, Barion, L, Battaglieri, M, Bedlinskiy, I, Benkel, B, Benmokhtar, F, Benmouna, N, Bianconi, A, Biselli, A.S, Booth, W.A, Bossù, F, Boiarinov, S, Brinkmann, K.T, Brock, J, Bulumulla, D, Burkert, V.D, Cao, T, Carlin, C, Carman, D.S, Carvajal, J.C, Chatagnon, P, Chesnokov, V, Chetry, T, Ciullo, G, Clash, G, Cole, P.L, Contalbrigo, M, Becerra, O. Cortes, Costantini, G, Crede, V, d'Angelo, A, Dashyan, N, de Vita, R, Defurne, M, Deur, A, Diehl, S, Djalali, C, Dugger, M, Dupre, R, Egiyan, H, Alaoui, A. El, Fassi, L. El, Elouadrhiri, L, Eugenio, P, Filippi, A, Fogler, C, Gavalian, G, Gilfoyle, G.P, Golubenko, A.A, Gosta, G, Gothe, R.W, Griffioen, K.A, Hafidi, K, Hakobyan, H, Hattawy, M, Hauenstein, F, Hayward, T.B, Heddle, D, Hobart, A, Holtrop, M, Ilieva, Y, Illari, I, Ireland, D.G, Isupov, E.L, Iwamoto, H, Jenkins, D, Jo, H.S, Johnston, R, Joo, K, Joosten, S, Kageya, T, Keith, C.D, Keller, D, Khanal, A, Kim, A, Kim, W, Klein, F.J, Klimenko, V, Kripko, A, Kubarovsky, V, Lanza, L

    “…The double-spin-polarization observable $\mathbb{E}$ for $\vec{\gamma}\vec{p}\to p\pi^0$ has been measured with the CEBAF Large Acceptance Spectrometer (CLAS)…”
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  19. 19

    Improved $\Lambda p$ Elastic Scattering Cross Sections Between 0.9 and 2.0 GeV/c and Connections to the Neutron Star Equation of State by Rowley, J., Compton, N., Djalali, C., Hicks, K., Price, J., Zachariou, N., Adhikari, K.P., Armstrong, W.R., Atac, H., Baashen, L., Barion, L., Bashkanov, M., Battaglieri, M., Bedlinskiy, I., Benmokhtar, F., Bianconi, A., Biondo, L., Biselli, A.S., Bondi, M., Bossu, F., Boiarinov, S., Briscoe, W.J., Brooks, W.K., Bulumulla, D., Burkert, V.D., Carman, D.S., Carvajal, J.C., Celentano, A., Chatagnon, P., Chesnokov, V., Chetry, T., Ciullo, G., Clark, L., Cole, P.L., Contalbrigo, M., Costantini, G., Crede, V., d'Angelo, A., Dashyan, N., de Vita, R., Defurne, M., Deur, A., Diehl, S., Dupre, R., Egiyan, H., Ehrhart, M., Alaoui, A. El, Fassi, L. El, Eugenio, P., Fedotov, G., Fegan, S., Fersch, R., Filippi, A., Fradi, A., Gavalian, G., Girod, F.X., Glazier, D.I., Golubenko, A., Gothe, R.W., Griffioen, K., Guo, L., Hafidi, K., Hakobyan, H., Hattawy, M., Hayward, T.B., Heddle, D., Hobart, A., Holtrop, M., Ilieva, Y., Ireland, D.G., Isupov, E.L., Jenkins, D., Jo, H.S., Joo, K., Keller, D., Khanal, A., Khandaker, M., Kim, A., Korover, I., Kripko, A., Kubarovsky, V., Kuhn, S.E., Lanza, L., Leali, M., Lenisa, P., Livingston, K., Macgregor, I.J.D., Marchand, D., Markov, N., Marsicano, L., Mascagna, V., Mccracken, M.E., Mckinnon, B., Mclauchlin, C., Meziani, Z.E., Migliorati, S., Mineeva, T., Mirazita, M., Mokeev, V., Munevar, E.

    Published in Physical review letters (2021)
    “…Strange matter is believed to exist in the cores of neutron stars based on simple kinematics. If this is true, then hyperon-nucleon interactions will play a…”
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