V
V. Hélaine
Researcher at Paul Scherrer Institute
Publications - 14
Citations - 648
V. Hélaine is an academic researcher from Paul Scherrer Institute. The author has contributed to research in topics: Magnetic field & Ultracold neutrons. The author has an hindex of 14, co-authored 14 publications receiving 486 citations. Previous affiliations of V. Hélaine include University of Caen Lower Normandy.
Papers
More filters
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
Dynamic stabilization of the magnetic field surrounding the neutron electric dipole moment spectrometer at the Paul Scherrer Institute
S. Afach,Georg Bison,Kazimierz Bodek,F. Burri,Z. Chowdhuri,M. Daum,Martin Fertl,B. Franke,Zoran D. Grujić,V. Hélaine,Reinhold Henneck,Malgorzata Kasprzak,Klaus Kirch,H.-C. Koch,A. Kozela,J. Krempel,Bernhard Lauss,T. Lefort,Y. Lemière,M. Meier,Oscar Naviliat-Cuncic,Florian M. Piegsa,Guillaume Pignol,C. Plonka-Spehr,P. N. Prashanth,G. Quéméner,D. Rebreyend,S. Roccia,P. Schmidt-Wellenburg,Allard Schnabel,Natalis Severijns,Jens Voigt,Antoine Weis,G. Wyszynski,Jacek Zejma,J. Zenner,Geza Zsigmond +36 more
TL;DR: The Surrounding Field Compensation (SFC) system described in this article is installed around the four-layer Mu-metal magnetic shield of the neutron electric dipole moment spectrometer located at the Paul Scherrer Institute.
Journal ArticleDOI
Highly stable atomic vector magnetometer based on free spin precession
S. Afach,G. Ban,Georg Bison,Kazimierz Bodek,Z. Chowdhuri,Zoran D. Grujić,L. Hayen,V. Hélaine,Malgorzata Kasprzak,Klaus Kirch,Paul E. Knowles,H.-C. Koch,S. Komposch,A. Kozela,J. Krempel,Bernhard Lauss,T. Lefort,Y. Lemière,A. Mtchedlishvili,Oscar Naviliat-Cuncic,Florian M. Piegsa,P. N. Prashanth,G. Quéméner,M. Rawlik,D. Ries,S. Roccia,D. Rozpedzik,P. Schmidt-Wellenburg,N. Severjins,Antoine Weis,E. Wursten,G. Wyszynski,Jacek Zejma,Geza Zsigmond +33 more
TL;DR: A magnetometer based on optically pumped Cs atoms that measures the magnitude and direction of a 1 μT magnetic field and achieves a scalar resolution better than 300 fT for integration times ranging from 80 ms to 1000 s.
Journal ArticleDOI
Dynamic stabilization of the magnetic field surrounding the neutron electric dipole moment spectrometer at the Paul Scherrer Institute
S. Afach,Georg Bison,Kazimierz Bodek,F. Burri,Z. Chowdhuri,M. Daum,Martin Fertl,B. Franke,Zoran D. Grujić,V. Hélaine,Reinhold Henneck,Malgorzata Kasprzak,Klaus Kirch,H.-C. Koch,A. Kozela,J. Krempel,Bernhard Lauss,T. Lefort,Y. Lemière,M. Meier,Oscar Naviliat-Cuncic,Florian M. Piegsa,Guillaume Pignol,C. Plonka-Spehr,P. N. Prashanth,G. Quéméner,D. Rebreyend,S. Roccia,P. Schmidt-Wellenburg,Allard Schnabel,Natalis Severijns,Jens Voigt,Antoine Weis,G. Wyszynski,Jacek Zejma,J. Zenner,Geza Zsigmond +36 more
TL;DR: The Surrounding Field Compensation (SFC) system described in this article is installed around the four-layer Mu-metal magnetic shield of the neutron electric dipole moment spectrometer located at the Paul Scherrer Institute.
Journal ArticleDOI
A measurement of the neutron to 199Hg magnetic moment ratio
S. Afach,S. Afach,C.A. Baker,G. Ban,Georg Bison,Kazimierz Bodek,Martin Burghoff,Z. Chowdhuri,M. Daum,Martin Fertl,Martin Fertl,B. Franke,B. Franke,P. Geltenbort,K. Green,K. Green,M. G. D. van der Grinten,M. G. D. van der Grinten,Zoran D. Grujić,Philip Harris,Werner Heil,V. Hélaine,V. Hélaine,Reinhold Henneck,M. Horras,M. Horras,P. Iaydjiev,S. N. Ivanov,Malgorzata Kasprzak,Y. Kermaidic,Klaus Kirch,Klaus Kirch,Andreas Knecht,H.-C. Koch,H.-C. Koch,J. Krempel,M. Kuźniak,M. Kuźniak,Bernhard Lauss,T. Lefort,Y. Lemière,A. Mtchedlishvili,Oscar Naviliat-Cuncic,J. M. Pendlebury,M. Perkowski,E. Pierre,E. Pierre,Florian M. Piegsa,Guillaume Pignol,P. N. Prashanth,G. Quéméner,D. Rebreyend,D. Ries,S. Roccia,P. Schmidt-Wellenburg,Allard Schnabel,Nathal Severijns,D. Shiers,K. F. Smith,Jens-Uwe Voigt,Antoine Weis,G. Wyszynski,G. Wyszynski,Jacek Zejma,J. Zenner,J. Zenner,J. Zenner,Geza Zsigmond +67 more
TL;DR: In this article, the neutron gyromagnetic ratio has been measured relative to that of the 199Hg atom with an uncertainty of 0.8 ppm using an apparatus where ultracold neutrons and mercury atoms are stored in the same volume and report the result γn/γHg=3.8424574(30).