J
J. Franz
Researcher at University of Freiburg
Publications - 174
Citations - 7018
J. Franz is an academic researcher from University of Freiburg. The author has contributed to research in topics: Axion & Neutron. The author has an hindex of 43, co-authored 168 publications receiving 6520 citations. Previous affiliations of J. Franz include University of Bari.
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Journal ArticleDOI
An improved limit on the axion–photon coupling from the CAST experiment
S. Andriamonje,S. Aune,D. Autiero,K. Barth,A. Belov,B. Beltrán,H. Bräuninger,J. M. Carmona,S. Cebrián,J. I. Collar,T. Dafni,M. Davenport,L. Di Lella,C. Eleftheriadis,Jakob Englhauser,G. Fanourakis,E. Ferrer Ribas,H. Fischer,J. Franz,Peter Friedrich,Theodoros Geralis,Ioannis Giomataris,S. Gninenko,Hector Gomez,M. D. Hasinoff,F.H. Heinsius,Dieter H. H. Hoffmann,I. G. Irastorza,J. Jacoby,Krešimir Jakovčić,D. Kang,K. Königsmann,R. Kotthaus,Milica Krčmar,Konstantinos Kousouris,Markus Kuster,Biljana Lakić,C. Lasseur,A. Liolios,Ante Ljubičić,Gerhard Lutz,G. Luzón,David Miller,A. Morales,J. Morales,A. Ortiz,T. Papaevangelou,A. Placci,Georg G. Raffelt,H. Riege,A Rodríguez,J. Ruz,I. Savvidis,Yannis K. Semertzidis,Yannis K. Semertzidis,Pasquale D. Serpico,L. Stewart,Joaquin Vieira,J.A. Villar,Julia Vogel,L. Walckiers,Konstantin Zioutas,Konstantin Zioutas +62 more
TL;DR: In this paper, the CERN Axion Solar Telescope (CAST) set-up with improved conditions in all detectors was used to search for solar axions or similar particles that couple to two photons.
Journal ArticleDOI
First results from the CERN axion solar telescope.
Konstantin Zioutas,S. Andriamonje,V. Arsov,V. Arsov,S. Aune,D. Autiero,F. T. Avignone,K. Barth,A. Belov,B. Beltrán,H. Bräuninger,J. M. Carmona,S. Cebrián,E. Chesi,J. I. Collar,R. J. Creswick,T. Dafni,M. Davenport,L. Di Lella,L. Di Lella,C. Eleftheriadis,Jakob Englhauser,G. Fanourakis,H. A. Farach,Efrain J. Ferrer,H. Fischer,J. Franz,Peter Friedrich,Theodoros Geralis,Ioannis Giomataris,S. Gninenko,N. Goloubev,M. D. Hasinoff,F.H. Heinsius,Dieter H. H. Hoffmann,I. G. Irastorza,J. Jacoby,D. Kang,K. Königsmann,R. Kotthaus,Milica Krčmar,K. Kousouris,Markus Kuster,Biljana Lakić,C. Lasseur,A. Liolios,Ante Ljubičić,Gerhard Lutz,G. Luzón,David Miller,A. Morales,J. Morales,M. Mutterer,A. Nikolaidis,A. Ortiz,T. Papaevangelou,A. Placci,Georg G. Raffelt,J. Ruz,H. Riege,M.L. Sarsa,I. Savvidis,W. Serber,Pasquale D. Serpico,Yannis K. Semertzidis,Yannis K. Semertzidis,L. Stewart,Joaquin Vieira,J.A. Villar,L. Walckiers,K. Zachariadou +70 more
TL;DR: The first results from the analysis of these data are presented in this article, implying an upper limit to the axion-photon coupling at 95% C.L. for axion masses.
Journal ArticleDOI
The HERMES Spectrometer
K. Ackerstaff,A. Airapetian,N. Akopov,M. Amarian,V. Andreev,E.C. Aschenauer,R. Avakian,H. Avakian,A. Avetissian,B. Bains,S. Barrow,W. Beckhusen,M. Beckmann,St. Belostotski,E. Belz,Th. Benisch,S. Bernreuther,N. Bianchi,J. Blouw,H. Böttcher,A. Borissov,Jeffrey Brack,B. Braun,B. Braun,B. Bray,S. Brons,W. Brückner,A. Brull,H. J. Bulten,G.P. Capitani,P. Carter,P. Chumney,E. Cisbani,S. Clark,S. Colilli,H. Coombes,G.R. Court,P. P. J. Delheij,E. Devitsin,C. W. de Jager,E. De Sanctis,D. De Schepper,D. De Schepper,P.K.A. de Witt Huberts,P. Di Nezza,M. Doets,M. Düren,A. Dvoredsky,G. Elbakian,Joseph Emerson,Joseph Emerson,A. Fantoni,A. Fechtchenko,M. Ferstl,D. Fick,K. Fiedler,B. W. Filippone,H. Fischer,H. T. Fortune,J. Franz,S. Frullani,M.-A. Funk,N.D. Gagunashvili,P. Galumian,Haiyan Gao,Y. Gärber,F. Garibaldi,G. Gavrilov,P. Geiger,V. Gharibyan,V. Giordjian,F. Giuliani,A. Golendoukhin,B. Grabowski,G. Graw,O. Grebeniouk,P.W. Green,P.W. Green,G. Greeniaus,G. Greeniaus,M. Gricia,C. Grosshauser,A. Gute,J. P. Haas,K. Hakelberg,W. Haeberli,J. O. Hansen,D. Hasch,O. Häusser,O. Häusser,Robert Henderson,Th. Henkes,Ralf Hertenberger,Y. Holler,R. J. Holt,H. Ihssen,A. Izotov,M. Iodice,H. E. Jackson,A. Jgoun,C. E. Jones,Ralf Kaiser,Ralf Kaiser,J. Kelsey,E. R. Kinney,M. Kirsch,A. Kisselev,P. Kitching,Hiroaki Kobayashi,E. Kok,K. Königsmann,M. Kolstein,H. Kolster,Wolfgang Korsch,S. Kozlov,V. Kozlov,R.S. Kowalczyk,Laird Kramer,B. Krause,A. Krivchitch,V. G. Krivokhijine,M. Kueckes,P. Kutt,G. S. Kyle,W. Lachnit,R. R. Langstaff,Wolfgang Lorenzon,M. Lucentini,A. Lung,Naomi C R Makins,Victor Maleev,S. I. Manaenkov,K. Martens,A.O. Mateos,K. McIlhany,R. D. McKeown,F. Meißner,F. Menden,D. Mercer,A. Metz,N. Meyners,O. Mikloukho,C. A. Miller,C. A. Miller,M. A. Miller,Richard G. Milner,Valeri Valentinovitch Mitsyn,G. Modrak,J.M. Morton,R. Mozzetti,V. Muccifora,A. Nagaitsev,Y. Naryshkin,Alan M. Nathan,F. Neunreither,M. Niczyporuk,W.-D. Nowak,M. Nupieri,P. Oelwein,H. Ogami,Thomas O'Neill,R. Openshaw,V. Papavassiliou,S. F. Pate,S. F. Pate,S. Patrichev,Michael Pitt,H.J. Plett,H. R. Poolman,S. Potashov,D. H. Potterveld,Bogdan Povh,V. Prahl,G. Rakness,V. Razmyslovich,R. P. Redwine,A. R. Reolon,R. A. Ristinen,Klaus Rith,H.O. Roloff,G. Röper,P. Rossi,S. Rudnitsky,H Russo,Dirk Ryckbosch,Yasuhiro Sakemi,F. Santavenere,I.A. Savin,F. Schmidt,H. Schmitt,G. Schnell,K. P. Schüler,A. Schwind,T. A. Shibata,T. Shin,B. Siebels,A. Simon,A. Simon,K. Sinram,W.R. Smythe,J. Sowinski,M. Spengos,K. Sperber,E. Steffens,J. Stenger,J. Stewart,F. Stock,F. Stock,U. Stößlein,M. Sutter,H. Tallini,S. Taroian,Adel Terkulov,D.M. Thiessen,D.M. Thiessen,B. Tipton,V. Trofimov,A. Trudel,Michael Tytgat,G. M. Urciuoli,R. Van de Vyver,J. F. J. van den Brand,G. van der Steenhoven,J. van Hunen,D. van Westrum,A. Vassiliev,Michel Vetterli,Michel Vetterli,Manuella Vincter,E. Volk,W. Wander,T. P. Welch,S. E. Williamson,T. Wise,G. Wöbke,K. Woller,S. Yoneyama,K. Zapfe-Düren,T. Zeuli,H. Zohrabian +239 more
TL;DR: The HERMES experiment as mentioned in this paper collects data on inclusive and semi-inclusive deep inelastic scattering of polarised positrons from polarised targets of H, D, and 3 He.
Journal ArticleDOI
First measurement of the transverse spin asymmetries of the deuteron in semi-inclusive deep inelastic scattering.
V.Yu. Alexakhin,W. Wislicki,F. Kunne,J. Ehlers,A. Teufel,F. Stinzing,V.I. Nikolaenko,D. Kang,B. Gobbo,Colin Bernet,A. Grünemaier,Maria Liz Crespo,J. Pretz,T. Matsuda,J.H. Koivuniemi,Ulrich Fuchs,V.D. Samoylenko,A.K. Konoplyannikov,M.G. Sapozhnikov,N.V. Vlassov,Fabrice Gautheron,W. Meyer,K. Platzer,C. Marchand,A.S. Korentchenko,V.N. Kolosov,L. Dhara,A. Janata,V. Diaz Kavka,I. Manuilov,D. Neyret,L. Schmitt,F. Hinterberger,J. Marzec,E. M. Kabuss,S. Trousov,G.I. Smirnov,G. Piragino,E. Burtin,Yu. Kisselev,A. Padee,J. Franz,M. Slunečka,S. Platchkov,E. Rondio,Massimo Lamanna,I.A. Savin,D.V. Peshekhonov,T. Schmidt,A. Zvyagin,N. Takabayashi,Frank Klein,Günter Baum,A.G. Olshevsky,N. Dedek,L. Sinha,J. Pochodzalla,J. Nassalski,A. Chapiro,Anna Zanetti,M. Wiesmann,S. Costa,G. D. Alexeev,Alessandro Bressan,E. Saller,A. Maggiora,K. Kurek,V.I. Tretyak,M. Ostrick,Franco Bradamante,N.P. Kravchuk,K. Kowalik,O.A. Grajek,Y. Bedfer,Andrea Ferrero,O.Yu. Denisov,O. Nähle,Gerhard K. Mallot,W. Eyrich,I. Konorov,G.V. Krivokhizhin,J. Reymann,P. Schiavon,Sergey Donskov,M. Sans,K Gustafsson,R. Garfagnini,S. Paul,J. Bisplinghoff,A. Magnon,V.A. Dorofeev,H. W. Siebert,O.P. Gavrichtchouk,A. N. Skachkova,R. Ijaduola,B. Grube,A.B. Sadovski,S.S. Dasgupta,Aram Kotzinian,D. Panzieri,A. Bravar,V. Kalinnikov,P. Fauland,Moinester,G.V. Khaustov,R. Kuhn,S. Goertz,R. Bertini,D. Thers,M.P. Bussa,Yu.A. Khokhlov,V.F. Obraztsov,J. Zhao,Z.V. Kroumchtein,F. Karstens,A. Grasso,R. Windmolders,M. L. Colantoni,J. Hannappel,V. Duic,A. Maximov,S. G. Gerassimov,W. Dünnweber,F. Tessarotto,R. Birsa,Yu. Alexandrov,R. De Masi,R. Ziegler,H. Pereira,A.V. Efremov,P.D. Eversheim,V.P. Sugonyaev,L. Cerini,M. Maggiora,J. M. Le Goff,J. Ball,R. Jahn,C. Ilgner,M. Fabro,D. von Harrach,A. Amoroso,M. Finger,E. Weise,K. Königsmann,A. N. Sissakian,M. Leberig,B. Badelek,A.A. Nozdrin,Yu.V. Mikhailov,N. Horikawa,Per Berglund,Norihiro Doshita,F. H. Heinsius,H. Fischer,S. Ishimoto,P. Rebourgeard,K. Kondo,Paolo Pagano,K. Zaremba,S. Dalla Torre,A. Korzenev,R. Sulej,A. Sandacz,S. Panebianco,H. Schmitt,V. Frolov,Anne-Laure Martin,S. Wirth,L. Ferrero,A. Colavita,B. Ketzer,A. Popov,S. Horikawa,J. Marroncle,A. Mielech,G. Reicherz,R. C. Webb,V.F. Konstantinov,R. Geyer,E.V. Komissarov,Takahiro Iwata,K. Medved,Andres Cicuttin,J.M. Friedrich,L. G. Tkatchev,M. Giorgi,F. Balestra,N. d'Hose,V.V. Tchalishev,S. Hedicke,V.A. Polyakov,M. A. Faessler,R. Joosten,M. von Hodenberg,Vladimir Peshekhonov,A.M. Rozhdestvensky,N.I. Jouravlev,A.V. Dolgopolov,T. Toeda,J. Lichtenstadt,W. Kastaun,A.A. Shishkin,T. Hasegawa,N.A. Koutchinski +203 more
TL;DR: First measurements of the Collins and Sivers asymmetries of charged hadrons produced in deep-inelastic scattering of muons on a transversely polarized 6LiD target are presented.
Journal ArticleDOI
Measurement of the Beam-Spin Azimuthal Asymmetry Associated with Deeply-Virtual Compton Scattering
A. Airapetian,N. Akopov,Z. Akopov,M. Amarian,E. C. Aschenauer,H. Avakian,R.O. Avakian,A. Avetissian,E. Avetissian,P. Bailey,B. Bains,V. Baturin,C. Baumgarten,M. Beckmann,S. Belostotski,S. Bernreuther,Nicola Bianchi,H. Böttcher,A. Borissov,Othmane Bouhali,M. Bouwhuis,Jeffrey Brack,S. Brauksiepe,W. Brückner,A. Brüll,I. Brunn,H. J. Bulten,G. P. Capitani,P. Chumney,Evaristo Cisbani,G. Ciullo,G.R. Court,P. F. Dalpiaz,R. De Leo,L. De Nardo,E. De Sanctis,D. De Schepper,E. Devitsin,P.K.A. de Witt Huberts,P. Di Nezza,M. Düren,M. Ehrenfried,G. Elbakian,Frank Ellinghaus,J. Ely,R. Fabbri,Alessandra Fantoni,A. Fechtchenko,L. Felawka,B. W. Filippone,H. Fischer,B. D. Fox,J. Franz,Salvatore Frullani,Y. Gärber,Franco Garibaldi,Erika Garutti,G. Gavrilov,V. Gharibyan,A. Golendukhin,G. Graw,O. Grebeniouk,P.W. Green,P.W. Green,L. G. Greeniaus,L. G. Greeniaus,A. Gute,W. Haeberli,K. Hafidi,M. Hartig,D. Hasch,D. Heesbeen,F.H. Heinsius,M. Henoch,Ralf Hertenberger,W.H.A. Hesselink,G. Hofman,Y. Holler,R. J. Holt,B. Hommez,G. Iarygin,Andrey V. Izotov,H. E. Jackson,A. Jgoun,Peter Jung,Ralf Kaiser,J. Kanesaka,E. R. Kinney,A. Kisselev,A. Kisselev,P. Kitching,Hiroaki Kobayashi,N. Koch,K. Königsmann,H. Kolster,V. A. Korotkov,E. Kotik,V. A. Kozlov,B. Krauss,V. G. Krivokhijine,G. S. Kyle,L. Lagamba,A. Laziev,P. Lenisa,P. Liebing,T. Lindemann,Wolfgang Lorenzon,Axel Maas,Naomi C R Makins,H. Marukyan,F. Masoli,M. McAndrew,K. McIlhany,K. McIlhany,F. Meissner,F. Meissner,F. Menden,N. Meyners,O. Mikloukho,C. A. Miller,C. A. Miller,Ross Milner,Valeria Muccifora,R. Mussa,A. Nagaitsev,Eugenio Nappi,Y. Naryshkin,A. Nass,K. Negodaeva,W.-D. Nowak,K. Oganessyan,Thomas O'Neill,B. R. Owen,S. F. Pate,S. Potashov,D. H. Potterveld,Martin Raithel,G. Rakness,V. Rappoport,R. P. Redwine,D. Reggiani,A. R. Reolon,Klaus Rith,D. Robinson,A. Rostomyan,M. Ruh,Dirk Ryckbosch,Yasuhiro Sakemi,I. Sanjiev,I. Sanjiev,F. Sato,I.A. Savin,C. Scarlett,Andreas Schäfer,Christian Schill,F. Schmidt,G. Schnell,K. P. Schüler,A. Schwind,J. Seibert,B. Seitz,T. A. Shibata,V. Shutov,M. C. Simani,A. Simon,K. Sinram,E. Steffens,J. J. M. Steijger,J. Stewart,J. Stewart,J. Stewart,U. Stosslein,K. Suetsugu,S. Taroian,Adel Terkulov,S. Tessarin,E. Thomas,B. Tipton,Michael Tytgat,G. M. Urciuoli,J. F. J. van den Brand,G. van der Steenhoven,R. Van de Vyver,J. van Hunen,Michel Vetterli,Michel Vetterli,V. Vikhrov,Manuella Vincter,J. Visser,C. Weiskopf,J. Wendland,J. Wendland,J. Wilbert,T. Wise,S. Yen,S. Yoneyama,H. Zohrabian +196 more
TL;DR: The beam-spin asymmetry in hard electroproduction of photons has been measured in this paper, where the data have been accumulated by the HERMES experiment at DESY using the HERA 27.6 GeV longitudinally polarized positron beam and an unpolarized hydrogen gas target.