H
H. Beker
Researcher at CERN
Publications - 63
Citations - 1106
H. Beker is an academic researcher from CERN. The author has contributed to research in topics: Nucleon & Rapidity. The author has an hindex of 17, co-authored 63 publications receiving 1078 citations. Previous affiliations of H. Beker include Vienna University of Technology.
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Journal ArticleDOI
Strangeness enhancement at mid-rapidity in Pb–Pb collisions at 158 A GeV/c
E. Andersen,Federico Antinori,N. Armenise,H. Bakke,J. Bán,Dario Barberis,H. Beker,W. Beusch,I. J. Bloodworth,J. Bohm,Rocco Caliandro,M. Campbell,Eugenio Cantatore,N. Carrer,M. G. Catanesi,E. Chesi,M. Dameri,Giovanni Darbo,A. Diaczek,Domenico Di Bari,S. Di Liberto,B.C. Earl,Davide Elia,David H. Evans,K. Fanebust,R. A. Fini,Jean-Charles Fontaine,J. Ftáčnik,B. Ghidini,G. Grella,Michele Guida,Erik H.M. Heijne,Haavard Helstrup,A.K. Holme,D. Huss,A. Jacholkowski,G. T. Jones,P. Jovanovic,A. Jusko,T. Kachelhoffer,J.B. Kinson,A. Kirk,W. Klempt,B.T.H. Knudsen,K. Knudson,I. Králik,V. Lenti,R. Lietava,R.A. Loconsole,Gunnar Løvhøiden,M. Luptak,V. Mack,Vito Manzari,Paolo Martinengo,M. A. Mazzoni,Franco Meddi,A. Michalon,M.E. Michalon-Mentzer,P. Middelkamp,M. Morando,M.T. Muciaccia,E. Nappi,F. Navach,P.I. Norman,Bianca Osculati,B. Pastirčák,F. Pellegrini,K. Piska,F. Posa,E. Quercigh,R. A. Ricci,G. Romano,G. Rosa,Leonardo Paolo Rossi,H. Rotscheidt,K. Šafařík,S. Saladino,C. Salvo,L. Šándor,L. Šándor,G.F. Segato,M. Sené,R. Sené,S. Simone,W. Snoeys,Pavel Staroba,S. Szafran,Michael A. Thompson,T.F. Thorsteinsen,G. Tomasicchio,Giorgio Torrieri,Trine Spedstad Tveter,Jozef Urban,M. Venables,O. Villalobos Baillie,T. Virgili,A. Volte,M.F. Votruba,Petr Zavada +98 more
TL;DR: In this article, the Glauber model was used to estimate the number of nucleons participating in the collision Npart, and particle yields per participant were studied as a function of number of participating nucleons.
Journal ArticleDOI
Enhancement of central Λ, Ξ and Ω yields in Pb-Pb collisions at 158 A GeV/c
E. Andersen,Federico Antinori,N. Armenise,H. Bakke,J. Bán,Dario Barberis,H. Beker,W. Beusch,I. J. Bloodworth,J. Bohm,Rocco Caliandro,M. Campbell,Eugenio Cantatore,N. Carrer,M. G. Catanesi,E. Chesi,M. Dameri,Giovanni Darbo,A. Diaczek,Domenico Di Bari,S. Di Liberto,B.C. Earl,Davide Elia,David H. Evans,K. Fanebust,R. A. Fini,Jean-Charles Fontaine,J. Ftacnik,B. Ghidini,G. Grella,Michele Guida,Erik H.M. Heijne,Haavard Helstrup,A.K. Holme,D. Huss,A. Jacholkowski,G. T. Jones,P. Jovanovic,Anton Jusko,V.A. Kachanov,T. Kachelhoffer,J.B. Kinson,A. Kirk,W. Klempt,B.T.H. Knudsen,K. Knudson,I. Králik,J. C. Lassalle,V. Lenti,R. Lietava,R.A. Loconsole,Gunnar Løvhøiden,M. Luptak,V. Mack,Vito Manzari,Paolo Martinengo,M.A. Mazzoni,Franco Meddi,A. Michalon,M.E. Michalon-Mentzer,P. Middelkamp,M. Morando,M.T. Muciaccia,E. Nappi,F. Navach,P.I. Norman,Bianca Osculati,B. Pastirčák,F. Pellegrini,K. Piska,F. Posa,E. Quercigh,R. A. Ricci,G. Romano,G. Rosa,Leonardo Paolo Rossi,H. Rotscheidt,K. Šafařík,S. Saladino,C. Salvo,L. Šándor,T. Scognetti,G.F. Segato,M. Sené,R. Sené,S. Simone,A. Singovski,Walter Snoeys,Pavel Staroba,S. Szafran,Michael A. Thompson,T.F. Thorsteinsen,G. Tomasicchio,Giorgio Torrieri,Trine Spedstad Tveter,J. Urban,G. Vassiliadis,M. Venables,O. Villalobos Baillie,T. Virgili,A. Volte,M.F. Votruba,Petr Zavada +102 more
TL;DR: In this paper, the yields in Pb-Pb interactions are presented as a function of collision centrality and compared with those obtained from p-pb collisions at 158 A GeV/c.
Journal ArticleDOI
LHC1 : a semiconductor pixel detector readout chip with internal, tunable delay providing a binary pattern of selected events
Erik H.M. Heijne,Federico Antinori,Dario Barberis,K. H. Becks,H. Beker,W. Beusch,P. Burger,M. Campbell,Eugenio Cantatore,Eugenio Cantatore,M. G. Catanesi,E. Chesi,Giovanni Darbo,Saverio D'Auria,Saverio D'Auria,C. DaVia,C. DaVia,D. Di Bari,S. Di Liberto,Thierry Gys,G. Humpston,A. Jacholkowski,J.J. Jaeger,Jan Jakubek,Pierre Jarron,W. Klempt,F. Krummenacher,K. Knudson,J. Kubasta,J. C. Lassalle,Rupert Leitner,F. Lemeilleur,V. Lenti,M. Letheren,B. Lisowski,L. Lopez,Demetrios Loukas,M. Luptak,Paolo Martinengo,G. Meddeler,Franco Meddi,P. Middelkamp,M. Morando,Paolo Morettini,A. Munns,P. Musico,F. Pellegrini,F. Pengg,Stanislav Pospisil,E. Quercigh,J. Ridky,Leonardo Paolo Rossi,Karel Safarik,L. Scharfetter,G.F. Segato,S. Simone,Kevin M. Smith,Walter Snoeys,C. Sobczynski,J. Stastny,Vaclav Vrba +60 more
TL;DR: The Omega3/LHC1 pixel detector readout chip as discussed by the authors comprises a matrix of 128 × 16 readout cells of 50 μm × 500 μm and peripheral functions with four distinct modes of initialization and operation, together more than 800 000 transistors.
Journal ArticleDOI
mT Dependence of Boson Interferometry in Heavy Ion Collisions at the CERN SPS.
H. Beker,H. Bøggild,J. Boissevain,M. Cherney,J. Dodd,S. Esumi,C.W. Fabjan,D. E. Fields,A. Franz,K. H. Hansen,E. B. Holzer,Thomas Humanic,B. V. Jacak,R. Jayanti,R. Jayanti,H. Kalechofsky,T. Kobayashi,R. A. Kvatadze,Y. Y. Lee,M. Leltchouk,B. Lörstad,N. Maeda,A. Medvedev,Yasuo Miake,A. Miyabayashi,Michael D. Murray,S. Nagamiya,Shin-Ichiro Nishimura,E. Noteboom,S.U. Pandey,F. Piuz,Venetios Polychronakos,M. Potekhin,Gilbert Poulard,A. Sakaguchi,M. Sarabura,Kenta Shigaki,J. Simon-Gillo,W. E. Sondheim,Toru Sugitate,J. P. Sullivan,Y. Sumi,H. W. Van Hecke,W.J. Willis,K.L. Wolf,Nu Xu +45 more
TL;DR: The pion and kaon radii show a common 1/{ital rad}{ital rcd}{ital m}{sub {ital T}) dependence, which can be interpreted as a result of a strong momentum-position correlation arising from collective flow.
Journal ArticleDOI
First operation of a 72 k element hybrid silicon micropattern pixel detector array
Erik H.M. Heijne,Federico Antinori,R. Arnold,Dario Barberis,H. Beker,W. Beusch,P. Burger,Michael Campbell,M. G. Catanesi,E. Chesi,Giovanni Darbo,C. Da Via,Domenico Di Bari,S. Di Liberto,Domenico Elia,C. C. Enz,M. Glaser,J. L. Guyonnet,Thierry Gys,Håvard Helstrup,J. M. Heuser,R. Hurst,A. Jacholkowski,Pierre Jarron,Susanne Kersten,F. Krummenacher,Rupert Leitner,F. Lemeilleur,V. Lenti,M. Letheren,Milos Lokajicek,L. Lopez,M. Lo Vetere,Giorgio Maggi,Paolo Martinengo,G. Meddeler,Franco Meddi,A. Menetrey,P. Middelkamp,M. Morando,A. Munns,P. Musico,C. Neyer,Marco Pallavicini,F. Pellegrini,F. Pengg,Stanislav Pospisil,E. Quercigh,J. Ridky,Leonardo Paolo Rossi,Karel Safarik,G.F. Segato,S. Simone,P. Tempesta,H. Verweij,G. Viertel,Vaclav Vrba +56 more
TL;DR: In this article, the pixel cell response for ionizing particles is binary with an adjustable threshold between 4000 e − and 15 000 e −, with a precision of 22 μm.