T
T. Lefort
Researcher at University of Caen Lower Normandy
Publications - 56
Citations - 2005
T. Lefort is an academic researcher from University of Caen Lower Normandy. The author has contributed to research in topics: Ultracold neutrons & Neutron electric dipole moment. The author has an hindex of 20, co-authored 48 publications receiving 1638 citations.
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Journal ArticleDOI
Revised experimental upper limit on the electric dipole moment of the neutron
J. M. Pendlebury,S. Afach,N. J. Ayres,C.A. Baker,G. Ban,Georg Bison,Kazimierz Bodek,Martin Burghoff,P. Geltenbort,K. Green,W. C. Griffith,M. G. D. van der Grinten,Zoran D. Grujić,Philip Harris,V. Hélaine,P. Iaydjiev,S. N. Ivanov,Malgorzata Kasprzak,Y. Kermaidic,Klaus Kirch,H.-C. Koch,S. Komposch,A. Kozela,J. Krempel,Bernhard Lauss,T. Lefort,Y. Lemière,D. J. R. May,M. Musgrave,Oscar Naviliat-Cuncic,Florian M. Piegsa,Guillaume Pignol,P. N. Prashanth,G. Quéméner,M. Rawlik,D. Rebreyend,J. D. Richardson,D. Ries,S. Roccia,D. Rozpedzik,Allard Schnabel,P. Schmidt-Wellenburg,Nathal Severijns,D. Shiers,J. A. Thorne,Antoine Weis,Oliver James Winston,E. Wursten,Jacek Zejma,Geza Zsigmond +49 more
TL;DR: In this paper, a detailed and comprehensive analysis of the experimental results that set the current world sensitivity limit on the magnitude of the electric dipole moment (EDM) of the neutron is presented.
Journal ArticleDOI
Measurement of the Permanent Electric Dipole Moment of the Neutron.
C. Abel,S. Afach,N. J. Ayres,C.A. Baker,G. Ban,Georg Bison,Kazimierz Bodek,V. Bondar,Martin Burghoff,E. Chanel,Z. Chowdhuri,P. J. Chiu,B. Clement,Christopher Crawford,M. Daum,S. Emmenegger,L. Ferraris-Bouchez,Martin Fertl,P. Flaux,B. Franke,A. Fratangelo,P. Geltenbort,K. Green,W. C. Griffith,M. G. D. van der Grinten,Zoran D. Grujić,Philip Harris,L. Hayen,Werner Heil,Reinhold Henneck,V. Hélaine,N. Hild,Z. Hodge,M. Horras,P. Iaydjiev,S. N. Ivanov,Malgorzata Kasprzak,Y. Kermaidic,Klaus Kirch,A. Knecht,Paul E. Knowles,H. C. Koch,P. A. Koss,S. Komposch,A. Kozela,A. Kraft,J. Krempel,M. Kuźniak,Bernhard Lauss,T. Lefort,Y. Lemière,A. Leredde,Prajwal Mohanmurthy,A. Mtchedlishvili,M. Musgrave,Oscar Naviliat-Cuncic,D. Pais,Florian M. Piegsa,E. Pierre,Guillaume Pignol,C. Plonka-Spehr,P. N. Prashanth,G. Quéméner,M. Rawlik,D. Rebreyend,I. Rienäcker,D. Ries,S. Roccia,G. Rogel,D. Rozpedzik,Allard Schnabel,P. Schmidt-Wellenburg,Nathal Severijns,D. Shiers,R. Tavakoli Dinani,J. A. Thorne,R. Virot,Jens-Uwe Voigt,Antoine Weis,E. Wursten,G. Wyszynski,Jacek Zejma,J. Zenner,Geza Zsigmond +83 more
TL;DR: In this article, the authors present the result of an experiment to measure the electric dipole moment (EDM) of the neutron at the Paul Scherrer Institute using Ramsey's method of separated oscillating magnetic fields with ultracold neutrons (UCN).
Journal ArticleDOI
Search for axionlike dark matter through nuclear spin precession in electric and magnetic fields
C. Abel,N. J. Ayres,G. Ban,Georg Bison,Kazimierz Bodek,V. Bondar,M. Daum,Malcolm Fairbairn,Victor V. Flambaum,P. Geltenbort,K. Green,W. C. Griffith,M. G. D. van der Grinten,Zoran D. Grujić,Philip Harris,N. Hild,P. Iaydjiev,S. N. Ivanov,Malgorzata Kasprzak,Y. Kermaidic,Klaus Kirch,H. C. Koch,S. Komposch,P. A. Koss,A. Kozela,J. Krempel,Bernhard Lauss,T. Lefort,Y. Lemière,David J. E. Marsh,Prajwal Mohanmurthy,A. Mtchedlishvili,M. Musgrave,Florian M. Piegsa,Guillaume Pignol,M. Rawlik,D. Rebreyend,D. Ries,S. Roccia,D. Rozpedzik,P. Schmidt-Wellenburg,Nathal Severijns,D. Shiers,Yevgeny V. Stadnik,Antoine Weis,E. Wursten,Jacek Zejma,Geza Zsigmond +47 more
TL;DR: In this article, the axion-wind spin-precession frequencies of stored ultracold neutrons and 199Hg atoms were analyzed for axion induced oscillating electric dipole moment of the neutron and an axion wind spin precession effect.
Journal ArticleDOI
Search for axion-like dark matter through nuclear spin precession in electric and magnetic fields
C. Abel,N. J. Ayres,G. Ban,Georg Bison,Kazimierz Bodek,V. Bondar,M. Daum,Malcolm Fairbairn,Victor V. Flambaum,P. Geltenbort,K. Green,W. C. Griffith,M. G. D. van der Grinten,Zoran D. Grujić,Philip Harris,Nora Hild,Plamen Iaydjiev,S. N. Ivanov,Malgorzata Kasprzak,Y. Kermaidic,Klaus Kirch,H.-C. Koch,S. Komposch,P. A. Koss,A. Kozela,J. Krempel,Bernhard Lauss,T. Lefort,Y. Lemière,David J. E. Marsh,Prajwal Mohanmurthy,A. Mtchedlishvili,M. Musgrave,Florian M. Piegsa,Guillaume Pignol,M. Rawlik,D. Rebreyend,D. Ries,S. Roccia,D. Rozpedzik,Philipp Schmidt-Wellenburg,Nathal Severijns,D. Shiers,Yevgeny V. Stadnik,Antoine Weis,E. Wursten,Jacek Zejma,Geza Zsigmond +47 more
TL;DR: In this paper, the axion-wind spin-precession frequencies of stored ultracold neutrons and $199$Hg atoms for an axion induced oscillating electric dipole moment of the neutron and axion wind spin precession effect were analyzed.
Journal ArticleDOI
Direct experimental limit on neutron-mirror-neutron oscillations.
G. Ban,Kazimierz Bodek,M. Daum,Reinhold Henneck,S. Heule,Malgorzata Kasprzak,N. V. Khomutov,Klaus Kirch,St. Kistryn,A. Knecht,Paul E. Knowles,M. Kuźniak,T. Lefort,A. Mtchedlishvili,Oscar Naviliat-Cuncic,C. Plonka,G. Quéméner,Martin Rebetez,D. Rebreyend,S. Roccia,G. Rogel,M. Tur,Antoine Weis,Jacek Zejma,Geza Zsigmond +24 more
TL;DR: An experimental comparison of ultracold neutron storage in a trap with and without superimposed magnetic field is reported, finding no influence of the magnetic field found and a limit on the oscillation time taunn' > 103 s (95% C.L.) is derived.