Zobrazeno 1 - 10
of 83
pro vyhledávání: '"W. D. Ramsay"'
Autor:
S. Ahmed, E. Altiere, T. Andalib, M. J. Barnes, B. Bell, C. P. Bidinosti, Y. Bylinsky, J. Chak, M. Das, C. A. Davis, F. Fischer, B. Franke, M. T. W. Gericke, P. Giampa, M. Hahn, S. Hansen-Romu, K. Hatanaka, T. Hayamizu, B. Jamieson, D. Jones, K. Katsika, S. Kawasaki, T. Kikawa, W. Klassen, A. Konaka, E. Korkmaz, F. Kuchler, L. Kurchaninov, M. Lang, L. Lee, T. Lindner, K. W. Madison, J. Mammei, R. Mammei, J. W. Martin, R. Matsumiya, E. Miller, T. Momose, R. Picker, E. Pierre, W. D. Ramsay, Y.-N. Rao, W. R. Rawnsley, L. Rebenitsch, W. Schreyer, S. Sidhu, S. Vanbergen, W. T. H. van Oers, Y. X. Watanabe, D. Yosifov
Publikováno v:
Physical Review Accelerators and Beams, Vol 22, Iss 10, p 102401 (2019)
A fast-switching, high-repetition-rate magnet and power supply have been developed for and operated at TRIUMF, to deliver a proton beam to the new ultracold neutron (UCN) facility. The facility possesses unique operational requirements: a time-averag
Externí odkaz:
https://doaj.org/article/8a9013af1b0844b3add793694c488726
Autor:
A. Narayan, D. Jones, J. C. Cornejo, M. M. Dalton, W. Deconinck, D. Dutta, D. Gaskell, J. W. Martin, K. D. Paschke, V. Tvaskis, A. Asaturyan, J. Benesch, G. Cates, B. S. Cavness, L. A. Dillon-Townes, G. Hays, E. Ihloff, R. Jones, P. M. King, S. Kowalski, L. Kurchaninov, L. Lee, A. McCreary, M. McDonald, A. Micherdzinska, A. Mkrtchyan, H. Mkrtchyan, V. Nelyubin, S. Page, W. D. Ramsay, P. Solvignon, D. Storey, A. Tobias, E. Urban, C. Vidal, B. Waidyawansa, P. Wang, S. Zhamkotchyan
Publikováno v:
Physical Review X, Vol 6, Iss 1, p 011013 (2016)
We report on the highest precision yet achieved in the measurement of the polarization of a low-energy, O(1 GeV), continuous-wave (CW) electron beam, accomplished using a new polarimeter based on electron-photon scattering, in Hall C at Jefferson Lab
Externí odkaz:
https://doaj.org/article/a9bf461432684f18b0aa372883981b59
Autor:
P.-N. Seo, L. Barrón-Palos, J. D. Bowman, T. E. Chupp, C. Crawford, M. Dabaghyan, M. Dawkins, S. J. Freedman, T. Gentile, M. T. Gericke, R. C. Gillis, G. L. Greene, F. W. Hersman, G. L. Jones, M. Kandes, S. Lamoreaux, B. Lauss, M. B. Leuschner, R. Mahurin, M. Mason, J. Mei, G. S. Mitchell, H. Nann, S. A. Page, S. I. Penttilä, W. D. Ramsay, A. Salas Bacci, S. Santra, M. Sharma, T. B. Smith, W. M. Snow, W. S. Wilburn, H. Zhu
Publikováno v:
Physical Review Special Topics. Accelerators and Beams, Vol 11, Iss 8, p 084701 (2008)
High precision fundamental neutron physics experiments have been proposed for the intense pulsed spallation neutron beams at JSNS, LANSCE, and SNS to test the standard model and search for new physics. Certain systematic effects in some of these expe
Externí odkaz:
https://doaj.org/article/48512b1e866a4dfeb6925aa9f56b2e97
Autor:
R. W. Radloff, S. A. Page, John M. Finn, L. Lee, V. Tvaskis, L. Z. Ndukum, K. E. Mesick, S. Kowalski, Jongmin Lee, W. S. Duvall, A. Mkrtchyan, A. R. Lee, C. A. Davis, P. Solvignon, William A. Tobias, J. Leacock, Jay Benesch, J. A. Dunne, F. Guo, H. Mkrtchyan, M. M. Dalton, R. D. Carlini, B. Sawatzky, S. MacEwan, T. Seva, W. D. Ramsay, E. Korkmaz, D. G. Meekins, Kent Paschke, P. M. King, V. M. Gray, V. Tadevosyan, D. C. Jones, J. C. Cornejo, Jean-Francois Rajotte, J. Pan, M. H. Shabestari, P. Wang, J. A. Magee, R. S. Beminiwattha, Michael Gericke, R. Michaels, Fatiha Benmokhtar, Wouter Deconinck, B. Waidyawansa, D. S. Armstrong, Jonathan W. Martin, R. Subedi, S. Covrig Dusa, M. Kargiantoulakis, J. Leckey, Dipanwita Dutta, S. P. Wells, W. R. Falk, S. A. Wood, P. Zang, Darko Androić, D. T. Spayde, Vladimir Nelyubin, D. J. Mack, S. Zhamkochyan, M. E. Christy, A. Asaturyan, R. Silwal, J. F. Dowd, S. K. Phillips, T. A. Forest, J. Birchall, M. Elaasar, Geoffrey Smith, A. Subedi, R. Mahurin, M. J. McHugh, Riad Suleiman, Michael Pitt, Amrendra Narayan, D. Gaskell, V. Owen, C. Gal, W. T. H. van Oers, Nuruzzaman, J. R. Hoskins, Juliette Mammei, K. Bartlett, J. Roche, Neven Simicevic
Publikováno v:
Physical Review C. 104
We report measurements of the parity-conserving beam-normal single-spin elastic scattering asymmetries $B_n$ on $^{12}$C and $^{27}$Al, obtained with an electron beam polarized transverse to its momentum direction. These measurements add an additiona
Autor:
Wouter Deconinck, Riad Suleiman, M. H. Shabestari, L. Z. Ndukum, William A. Tobias, C. A. Davis, J. Leckey, J. A. Magee, S. Yang, Jongmin Lee, Amrendra Narayan, P. Solvignon, mrow, J. Roche, V. Tvaskis, M. M. Dalton, W. D. Ramsay, A. Mkrtchyan, S. MacEwan, D. Gaskell, M. Elaasar, Nuruzzaman, J. Beaufait, T. Seva, E. Korkmaz, V. M. Gray, A. R. Lee, B. Waidyawansa, D. T. Spayde, S. Covrig Dusa, Jean-Francois Rajotte, Roger Carlini, S. K. Phillips, mrow> weak, R. Subedi, M. K. Jones, Kent Paschke, K. Bartlett, S. A. Wood, P. Wang, Neven Simicevic, V. Owen, A. Asaturyan, W. R. Falk, J. Leacock, R. W. Radloff, R. Mahurin, P. Zang, Dipangkar Dutta, V. Tadevosyan, C. Gal, Fatiha Benmokhtar, J.C. Cornejo, K. E. Mesick, L. Lee, Vladimir Nelyubin, P. M. King, A. M. Micherdzinska, S. A. Page, F. Guo, H. Mkrtchyan, D. J. Mack, Darko Androić, R. S. Beminiwattha, mtext, A. Subedi, S. Zhamkochyan, W. T. H. van Oers, M. Kargiantoulakis, T. A. Forest, Michael Gericke, J. F. Dowd, Joseph Grames, S. Wells, J. M. Finn, K. Grimm, J. Pan, R. Silwal, J. A. Dunne, B. Sawatzky, D. C. Jones, R. Michaels, J. R. Hoskins, J. Birchall, Juliette Mammei, S. Kowalski, W. S. Duvall, J. W. Martin, J. Mei, N. Morgan, msub, R. T. Jones, Jay Benesch, Michael Pitt, D. G. Meekins, D. S. Armstrong, G. R. Smith, M. J. McHugh
A beam-normal single-spin asymmetry generated in the scattering of transversely polarized electrons from unpolarized nucleons is an observable related to the imaginary part of the two-photon exchange process. We report a 2% precision measurement of t
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::76ba1d600d67ab84eb72a47cd176ddb1
http://arxiv.org/abs/2006.12435
http://arxiv.org/abs/2006.12435
Autor:
K. Bartlett, K. E. Mesick, W. R. Falk, P. M. King, R. S. Beminiwattha, A. Asaturyan, J. Leckey, P. Zang, J. Leacock, T. Averett, D. T. Spayde, M. M. Dalton, Ross D. Young, W. D. Ramsay, Vladimir Nelyubin, J. Balewski, J. F. Dowd, J. Roche, S. Yang, Darko Androić, A. Micherdzinska, M. Kargiantoulakis, John M. Finn, J. A. Magee, Kent Paschke, Jongmin Lee, R. W. L. Jones, P. Solvignon, S. Kowalski, L. Z. Ndukum, W. S. Duvall, S. Zhamkochyan, J. Birchall, V. Tvaskis, Riad Suleiman, A. R. Lee, B. Waidyawansa, J. Pan, D. C. Jones, Fatiha Benmokhtar, Wouter Deconinck, Jonathan W. Martin, S. Covrig Dusa, L. Lee, A. Mkrtchyan, Amrendra Narayan, R. Michaels, S. P. Wells, M. H. Shabestari, Geoffrey Smith, D. Gaskell, C. A. Davis, William A. Tobias, Jay Benesch, H. Mkrtchyan, Matthew Jones, Joseph Grames, S. A. Page, A. K. Opper, S. MacEwan, T. Seva, E. Korkmaz, Jean-Francois Rajotte, V. M. Gray, M. Poelker, C. Gal, D. S. Armstrong, J. A. Dunne, S. A. Wood, J. Mei, J. Beaufait, R. D. Carlini, Kathryn Grimm, F. Guo, S. K. Phillips, J. Diefenbach, P. Wang, D. J. Mack, N. Morgan, Michael Gericke, B. Sawatzky, T. A. Forest, R. Silwal, M. J. McHugh, M. Elaasar, R. Mahurin, J. C. Cornejo, Michael Pitt, R. Subedi, W. T. H. van Oers, Nuruzzaman, H. Nuhait, J. R. Hoskins, D. G. Meekins, Juliette Mammei, V. Tadevosyan, Dipangkar Dutta, Neven Simicevic, A. Subedi
The fields of particle and nuclear physics have undertaken extensive programs to search for evidence of physics beyond that explained by current theories. The observation of the Higgs boson at the Large Hadron Collider completed the set of particles
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e4c8461e0a49be712660bf7b94902661
http://arxiv.org/abs/1905.08283
http://arxiv.org/abs/1905.08283
Autor:
W. Schreyer, J. Chak, Kichiji Hatanaka, R. Picker, Tomohiro Hayamizu, E. Korkmaz, W. D. Ramsay, Yutaka Watanabe, M. Das, M. Hahn, W. Klassen, L. Rebenitsch, Emily Altiere, T. Andalib, S. Vanbergen, R. Mammei, D. Yosifov, A. Konaka, F. Fischer, B. Jamieson, P. Giampa, Takamasa Momose, Y. Bylinsky, W.R. Rawnsley, K. Katsika, B. Bell, S. Ahmed, W. T. H. van Oers, Christopher Bidinosti, Leonid Kurchaninov, Michael Gericke, Kirk W. Madison, C. A. Davis, E. Miller, D. C. Jones, F. Kuchler, T. Kikawa, Jonathan W. Martin, S. Sidhu, L. Lee, E. Pierre, T. Lindner, M.J. Barnes, Beatrice Franke, Juliette Mammei, S. Hansen-Romu, Shinsuke Kawasaki, Y.-N. Rao, Ryohei Matsumiya, M. Lang
Publikováno v:
Physical Review Accelerators and Beams, Vol 22, Iss 10, p 102401 (2019)
A fast-switching, high-repetition-rate magnet and power supply have been developed for and operated at TRIUMF, to deliver a proton beam to the new ultracold neutron (UCN) facility. The facility possesses unique operational requirements: a time-averag
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5fc78a3756df2e57b469458bc81bdff4
Autor:
Leonid Kurchaninov, Y. Bylinsky, S. Sidhu, C.B. Bidinosti, W.R. Rawnsley, S. Vanbergen, W. Klassen, M. Das, B. Thorsteinson, L. Rebenitsch, L. Lee, R. Mammei, Michael Gericke, A. Konaka, R. Picker, E. Korkmaz, David J. Jones, W. D. Ramsay, A. Sikora, E. Pierre, Yutaka Watanabe, M. Lang, T. Lindner, Kirk W. Madison, W. Schreyer, D. Yosifov, B. Jamieson, M. Hahn, Juliette Mammei, P. Giampa, Jeff Sonier, J.W. Martin, Y.-N. Rao, B. Franke, M.J. Barnes, C.A. Remon, T. Andalib, F. Kuchler, S. Ahmed, K. Katsika, Shinsuke Kawasaki, W. T. H. van Oers, S. Hansen-Romu, R. Matsumiya, J. Chak, Kichiji Hatanaka, C. A. Davis
This article describes the new primary proton beamline 1U at TRIUMF. The purpose of this beamline is to produce ultracold neutrons (UCN) for fundamental-physics experiments. It delivers up to 40 µA of 480 MeV protons from the TRIUMF cyclotron to a t
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bc3246050a67abab72f9dc9a66a795f1
http://cds.cern.ch/record/2641820
http://cds.cern.ch/record/2641820
Autor:
S. Ahmed, B. Bell, Kichiji Hatanaka, S. Hansen-Romu, Christopher Bidinosti, W. D. Ramsay, R. Matsumiya, P. Giampa, S. Sidhu, J. Smith, C. A. Davis, E. Cudmore, L. Lee, W. Schreyer, T. Kikawa, F. Kuchler, W. Klassen, S. Vanbergen, Beatrice Franke, B. Thorsteinson, Hirohiko M. Shimizu, E. Korkmaz, L. Rebenitsch, I. Tanihata, F. Rehm, Emily Altiere, Masaaki Kitaguchi, Takamasa Momose, T. Okamura, W. T. H. van Oers, T. Lindner, M. Das, D. C. Jones, Michael Gericke, Kenji Mishima, A. Konaka, P. Gnyp, E. Miller, Y. X. Watanabe, M. Lang, Jonathan W. Martin, S. A. Page, S. Kawasaki, R. Mammei, T. Andalib, E. Pierre, T. Hayamizu, Kirk W. Madison, Y. Makida, R. Picker, B. Jamieson, Juliette Mammei, A. Sikora
We installed a source for ultracold neutrons at a new, dedicated spallation target at TRIUMF. The source was originally developed in Japan and uses a superfluid-helium converter cooled to 0.9$\,$K. During an extensive test campaign in November 2017,
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1c4c484beba41575b2b58077cb046586
http://arxiv.org/abs/1809.04071
http://arxiv.org/abs/1809.04071
Autor:
C. Garcia, E. Frlež, E. Askanazi, S. Balascuta, Dinko Pocanic, D. Evans, P. N. Seo, H. Nann, Kyle B. Grammer, M. Musgrave, Gregory S. Mitchell, Bernhard Lauss, R. Mahurin, D. Blyth, F. Simmons, Geoffrey Greene, V.W. Yuan, E. Tang, L. Kabir, S. A. Page, J. R. Calarco, Ricardo Alarcon, C. Hayes, Timothy Chupp, Yi-De Zhang, T. Tong, Erik B. Iverson, C. E. Coppola, L. Barrón-Palos, Alexander Barzilov, W. Fox, Charles Fieseler, I. Garishvili, K. Craycraft, J. Stuart, F. W. Hersman, Y. Li, Z. Tang, M. Sharma, R. Allen, Christopher Crawford, J. Vanderwerp, Gordon L. Jones, P. E. Mueller, J. Hamblen, Yasuhiro Masuda, S. I. Penttilä, Robert Milburn, S. Baeßler, A. Salas-Bacci, C. Fu, D. Parsons, Ivan Novikov, E. I. Sharapov, Takashi Ino, Nadia Fomin, S. Kucucker, Stuart J. Freedman, J. Thomison, W. D. Ramsay, Michael Gericke, C. Blessinger, M. Maldonado-Velázquez, J. Fry, M. Dabaghyan, R. C. Gillis, M. McCrea, S. Waldecker, J. Mei, T. B. Smith, J. D. Bowman, S. Santra, Suguru Muto, W. M. Snow, W. Xu, W. S. Wilburn, J. Favela
Publikováno v:
Hyperfine Interactions. 238
The NPDGamma experiment measures the parity-violating (PV) gamma asymmetry from polarized cold neutrons captured on protons at the Spallation Neutron Source (SNS) at Oak Ridge National Laboratory (ORNL). The (PV) neutron spin asymmetry A γ of photon