相关论文: Beauty production using D* + mu and mu+ mu- correl…

Measurement of open beauty production at HERA in the D* muon final state

The production of beauty quarks with a D*+- and a muon in the final state has been measured with the ZEUS detector at HERA using an integrated luminosity of 114 pb-1. Low transverse-momentum thresholds for the muon and D* meson allow a…

高能物理 - 实验 · 物理学 2012-08-03 ZEUS Collaboration , S. Chekanov

The FMNRxPYTHIA interface for Heavy Quark production at HERA

A method to calculate heavy flavor visible-level cross sections at Next-to-Leading Order (NLO) in Quantum Chromodynamics (QCD), based on an interface of the FMNR program to PYTHIA, is described. It uses the NLO prediction at quark level…

高能物理 - 唯象学 · 物理学 2008-11-26 A. Geiser , A. E. Nuncio Quiroz

Beauty photoproduction measured using decays into muons in dijet events in ep collisions at $\sqrt{s}$=318 GeV

The photoproduction of beauty quarks in events with two jets and a muon has been measured with the ZEUS detector at HERA using an integrated luminosity of 110 pb$^{- 1}$. The fraction of jets containing b quarks was extracted from the…

高能物理 - 实验 · 物理学 2012-08-27 ZEUS Collaboration

Measurement of beauty production from dimuon events at HERA

Beauty production in events containing two muons in the final state has been measured with the ZEUS detector at HERA using an integrated luminosity of 114 pb-1. A low transverse-momentum threshold for muon identification, in combination…

高能物理 - 实验 · 物理学 2009-02-18 ZEUS Collaboration , S. Chekanov

Studies of Beauty at H1 and ZEUS

Recent measurements of beauty production in ep collisions at HERA are presented. The results were obtained using data from the experiments H1 and ZEUS from the years 1996 to 2000 (HERA I). An outlook is given for analysis on data from HERA…

高能物理 - 实验 · 物理学 2007-05-23 I. Bloch

Measurement of beauty photoproduction using decays into muons in dijet events at HERA

Beauty photoproduction in dijet events has been measured at HERA with the ZEUS detector using an integrated luminosity of 126 pb-1. Beauty was identified in events with a muon in the final state by using the transverse momentum of the muon…

高能物理 - 实验 · 物理学 2012-08-27 ZEUS collaboration

Measurement of beauty production in DIS and F_2^bbbar extraction at ZEUS

Beauty production in deep inelastic scattering with events in which a muon and a jet are observed in the final state has been measured with the ZEUS detector at HERA using an integrated luminosity of 114 pb^-1. The fraction of events with…

高能物理 - 实验 · 物理学 2014-11-21 ZEUS collaboration , H. Abramowicz , I. Abt , L. Adamczyk , M. Adamus , R. Aggarwal , S. Antonelli , P. Antonioli , A. Antonov , M. Arneodo , V. Aushev , Y. Aushev , O. Bachynska , A. Bamberger , A. N. Barakbaev , G. Barbagli , G. Bari , F. Barreiro , D. Bartsch , M. Basile , O. Behnke , J. Behr , U. Behrens , L. Bellagamba , A. Bertolin , S. Bhadra , M. Bindi , C. Blohm , T. Bold , E. G. Boos , M. Borodin , K. Borras , D. Boscherini , D. Bot , S. K. Boutle , I. Brock , E. Brownson , R. Brugnera , N. Bruemmer , A. Bruni , G. Bruni , B. Brzozowska , P. J. Bussey , J. M. Butterworth , B. Bylsma , A. Caldwell , M. Capua , R. Carlin , C. D. Catterall , S. Chekanov , J. Chwastowski , J. Ciborowski , R. Ciesielski , L. Cifarelli , F. Cindolo , A. Contin , A. M. Cooper-Sarkar , N. Coppola , M. Corradi , F. Corriveau , M. Costa , G. D'Agostini , F. Dal Corso , J. de Favereau , J. del Peso , R. K. Dementiev , S. De Pasquale , M. Derrick , R. C. E. Devenish , D. Dobur , B. A. Dolgoshein , A. T. Doyle , V. Drugakov , L. S. Durkin , S. Dusini , Y. Eisenberg , P. F. Ermolov , A. Eskreys , S. Fang , S. Fazio , J. Ferrando , M. I. Ferrero , J. Figiel , M. Forrest , B. Foster , S. Fourletov , G. Gach , A. Galas , E. Gallo , A. Garfagnini , A. Geiser , I. Gialas , L. K. Gladilin , D. Gladkov , C. Glasman , O. Gogota , Yu. A. Golubkov , P. Goettlicher , I. Grabowska-Bold , J. Grebenyuk , I. Gregor , G. Grigorescu , G. Grzelak , C. Gwenlan , T. Haas , W. Hain , R. Hamatsu , J. C. Hart , H. Hartmann , G. Hartner , E. Hilger , D. Hochman , U. Holm , R. Hori , K. Horton , A. Huettmann , G. Iacobucci , Z. A. Ibrahim , Y. Iga , R. Ingbir , M. Ishitsuka , H. -P. Jakob , F. Januschek , M. Jimenez , T. W. Jones , M. Juengst , I. Kadenko , B. Kahle , B. Kamaluddin , S. Kananov , T. Kanno , U. Karshon , F. Karstens , I. I. Katkov , M. Kaur , P. Kaur , A. Keramidas , L. A. Khein , J. Y. Kim , D. Kisielewska , S. Kitamura , R. Klanner , U. Klein , E. Koffeman , D. Kollar , P. Kooijman , Ie. Korol , I. A. Korzhavina , A. Kotanski , U. Koetz , H. Kowalski , P. Kulinski , O. Kuprash , M. Kuze , V. A. Kuzmin , A. Lee , B. B. Levchenko , A. Levy , V. Libov , S. Limentani , T. Y. Ling , M. Lisovyi , E. Lobodzinska , W. Lohmann , B. Loehr , E. Lohrmann , J. H. Loizides , K. R. Long , A. Longhin , D. Lontkovskyi , O. Yu. Lukina , P. Luzniak , J. Maeda , S. Magill , I. Makarenko , J. Malka , R. Mankel , A. Margotti , G. Marini , J. F. Martin , A. Mastroberardino , T. Matsumoto , M. C. K. Mattingly , I. -A. Melzer-Pellmann , S. Miglioranzi , F. Mohamad Idris , V. Monaco , A. Montanari , J. D. Morris , B. Musgrave , K. Nagano , T. Namsoo , R. Nania , D. Nicholass , A. Nigro , Y. Ning , U. Noor , D. Notz , R. J. Nowak , A. E. Nuncio-Quiroz , B. Y. Oh , N. Okazaki , K. Oliver , K. Olkiewicz , Yu. Onishchuk , O. Ota , K. Papageorgiu , A. Parenti , E. Paul , J. M. Pawlak , B. Pawlik , P. G. Pelfer , A. Pellegrino , W. Perlanski , H. Perrey , K. Piotrzkowski , P. Plucinski , N. S. Pokrovskiy , A. Polini , A. S. Proskuryakov , M. Przybycien , A. Raval , D. D. Reeder , B. Reisert , Z. Ren , J. Repond , Y. D. Ri , A. Robertson , P. Roloff , E. Ron , I. Rubinsky , M. Ruspa , R. Sacchi , A. Salii , U. Samson , G. Sartorelli , A. A. Savin , D. H. Saxon , M. Schioppa , S. Schlenstedt , P. Schleper , W. B. Schmidke , U. Schneekloth , V. Schoenberg , T. Schoerner-Sadenius , J. Schwartz , F. Sciulli , L. M. Shcheglova , R. Shehzadi , S. Shimizu , I. Singh , I. O. Skillicorn , W. Slominski , W. H. Smith , V. Sola , A. Solano , D. Son , V. Sosnovtsev , A. Spiridonov , H. Stadie , L. Stanco , A. Stern , T. P. Stewart , A. Stifutkin , P. Stopa , S. Suchkov , G. Susinno , L. Suszycki , J. Sztuk , D. Szuba , J. Szuba , A. D. Tapper , E. Tassi , J. Terron , T. Theedt , H. Tiecke , K. Tokushuku , O. Tomalak , J. Tomaszewska , T. Tsurugai , M. Turcato , T. Tymieniecka , C. Uribe-Estrada , M. Vazquez , A. Verbytskyi , V. Viazlo , N. N. Vlasov , O. Volynets , R. Walczak , W. A. T. Wan Abdullah , J. J. Whitmore , J. Whyte , L. Wiggers , M. Wing , M. Wlasenko , G. Wolf , H. Wolfe , K. Wrona , A. G. Yagues-Molina , S. Yamada , Y. Yamazaki , R. Yoshida , C. Youngman , A. F. Zarnecki , L. Zawiejski , O. Zenaiev , W. Zeuner , B. O. Zhautykov , N. Zhmak , C. Zhou , A. Zichichi , M. Zolko , D. S. Zotkin , Z. Zulkapli

Beauty Production in Deep Inelastic Scattering at HERA using Decays into Electrons

The results from a recent analysis on beauty production in deep inelastic scattering at HERA using decays into electrons from the ZEUS collaboration are presented. The fractions of events containing b quarks were extracted from a likelihood…

高能物理 - 实验 · 物理学 2011-09-23 R. Shehzadi

Measurement of beauty production in deep inelastic scattering at HERA using decays into electrons

The production of beauty quarks in ep interactions has been studied with the ZEUS detector at HERA for exchanged four-momentum squared Q^2 > 10 GeV^2, using an integrated luminosity of 363 pb^{-1}. The beauty events were identified using…

高能物理 - 实验 · 物理学 2015-03-17 ZEUS collaboration , H. Abramowicz , I. Abt , L. Adamczyk , M. Adamus , R. Aggarwal , S. Antonelli , P. Antonioli , A. Antonov , M. Arneodo , V. Aushev , Y. Aushev , O. Bachynska , A. Bamberger , A. N. Barakbaev , G. Barbagli , G. Bari , F. Barreiro , N. Bartosik , D. Bartsch , M. Basile , O. Behnke , J. Behr , U. Behrens , L. Bellagamba , A. Bertolin , S. Bhadra , M. Bindi , C. Blohm , V. Bokhonov , T. Bołd , O. Bolilyi , E. G. Boos , K. Borras , D. Boscherini , D. Bot , S. K. Boutle , I. Brock , E. Brownson , R. Brugnera , N. Brümmer , A. Bruni , G. Bruni , B. Brzozowska , P. J. Bussey , J. M. Butterworth , B. Bylsma , A. Caldwell , M. Capua , R. Carlin , C. D. Catterall , S. Chekanov , J. Chwastowski , J. Ciborowski , R. Ciesielski , L. Cifarelli , F. Cindolo , A. Contin , A. M. Cooper-Sarkar , N. Coppola , M. Corradi , F. Corriveau , M. Costa , G. D'Agostini , F. Dal Corso , J. del Peso , R. K. Dementiev , S. De Pasquale , M. Derrick , R. C. E. Devenish , D. Dobur , B. A. Dolgoshein , G. Dolinska , A. T. Doyle , V. Drugakov , L. S. Durkin , S. Dusini , Y. Eisenberg , P. F. Ermolov , A. Eskreys , S. Fang , S. Fazio , J. Ferrando , M. I. Ferrero , J. Figiel , M. Forrest , B. Foster , S. Fourletov , G. Gach , A. Galas , E. Gallo , A. Garfagnini , A. Geiser , I. Gialas , L. K. Gladilin , D. Gladkov , C. Glasman , O. Gogota , Yu. A. Golubkov , P. Göttlicher , I. Grabowska-Bołd , J. Grebenyuk , I. Gregor , G. Grigorescu , G. Grzelak , O. Gueta , C. Gwenlan , T. Haas , W. Hain , R. Hamatsu , J. C. Hart , H. Hartmann , G. Hartner , E. Hilger , D. Hochman , R. Hori , K. Horton , A. Hüttmann , G. Iacobucci , Z. A. Ibrahim , Y. Iga , R. Ingbir , M. Ishitsuka , H. -P. Jakob , F. Januschek , M. Jimenez , T. W. Jones , M. Jüngst , I. Kadenko , B. Kahle , B. Kamaluddin , S. Kananov , T. Kanno , U. Karshon , F. Karstens , I. I. Katkov , M. Kaur , P. Kaur , A. Keramidas , L. A. Khein , J. Y. Kim , D. Kisielewska , S. Kitamura , R. Klanner , U. Klein , E. Koffeman , P. Kooijman , Ie. Korol , I. A. Korzhavina , A. Kotański , U. Kötz , H. Kowalski , P. Kulinski , O. Kuprash , M. Kuze , A. Lee , B. B. Levchenko , A. Levy , V. Libov , S. Limentani , T. Y. Ling , M. Lisovyi , E. Lobodzinska , W. Lohmann , B. Löhr , E. Lohrmann , J. H. Loizides , K. R. Long , A. Longhin , D. Lontkovskyi , O. Yu. Lukina , P. Łużniak , J. Maeda , S. Magill , I. Makarenko , J. Malka , R. Mankel , A. Margotti , G. Marini , J. F. Martin , A. Mastroberardino , M. C. K. Mattingly , I. -A. Melzer-Pellmann , S. Mergelmeyer , S. Miglioranzi , F. Mohamad Idris , V. Monaco , A. Montanari , J. D. Morris , K. Mujkic , B. Musgrave , K. Nagano , T. Namsoo , R. Nania , D. Nicholass , A. Nigro , Y. Ning , U. Noor , D. Notz , R. J. Nowak , A. E. Nuncio-Quiroz , B. Y. Oh , N. Okazaki , K. Oliver , K. Olkiewicz , Yu. Onishchuk , K. Papageorgiu , A. Parenti , E. Paul , J. M. Pawlak , B. Pawlik , P. G. Pelfer , A. Pellegrino , W. Perlanski , H. Perrey , K. Piotrzkowski , P. Plucinski , N. S. Pokrovskiy , A. Polini , A. S. Proskuryakov , M. Przybycień , A. Raval , D. D. Reeder , B. Reisert , Z. Ren , J. Repond , Y. D. Ri , A. Robertson , P. Roloff , E. Ron , I. Rubinsky , M. Ruspa , R. Sacchi , A. Salii , U. Samson , G. Sartorelli , A. A. Savin , D. H. Saxon , M. Schioppa , S. Schlenstedt , P. Schleper , W. B. Schmidke , U. Schneekloth , V. Schönberg , T. Schörner-Sadenius , J. Schwartz , F. Sciulli , L. M. Shcheglova , R. Shehzadi , S. Shimizu , I. Singh , I. O. Skillicorn , W. Słomiński , W. H. Smith , V. Sola , A. Solano , D. Son , V. Sosnovtsev , A. Spiridonov , H. Stadie , L. Stanco , A. Stern , T. P. Stewart , A. Stifutkin , P. Stopa , S. Suchkov , G. Susinno , L. Suszycki , J. Sztuk-Dambietz , D. Szuba , J. Szuba , A. D. Tapper , E. Tassi , J. Terrón , T. Theedt , H. Tiecke , K. Tokushuku , O. Tomalak , J. Tomaszewska , T. Tsurugai , M. Turcato , T. Tymieniecka , C. Uribe-Estrada , M. Vázquez , A. Verbytskyi , O. Viazlo , N. N. Vlasov , O. Volynets , R. Walczak , W. A. T. Wan Abdullah , J. J. Whitmore , J. Whyte , L. Wiggers , M. Wing , M. Wlasenko , G. Wolf , H. Wolfe , K. Wrona , A. G. Yagües-Molina , S. Yamada , Y. Yamazaki , R. Yoshida , C. Youngman , A. F. Żarnecki , L. Zawiejski , O. Zenaiev , W. Zeuner , B. O. Zhautykov , N. Zhmak , C. Zhou , A. Zichichi , M. Zolko , D. S. Zotkin , Z. Zulkapli

Beauty Production at HERA, proceedings for Moriond QCD03 Conference

The results of measurement of beauty quark production at HERA performed by the H1 and ZEUS collaborations are presented. Total cross sections and the differential cross sections have been measured in both the photoproduction and the deep…

高能物理 - 唯象学 · 物理学 2019-08-14 Katarzyna Helena Klimek

Measurement of beauty production in deep inelastic scattering at HERA

The beauty production cross section for deep inelastic scattering events with at least one hard jet in the Breit frame together with a muon has been measured, for photon virtualities Q^2 > 2 GeV^2, with the ZEUS detector at HERA using…

高能物理 - 实验 · 物理学 2012-08-27 ZEUS Collaboration

H1 and ZEUS Results on Beauty Production

The H1 and ZEUS experiments are measuring beauty production in ep collisions at HERA. The b quark mass provides a hard scale which allows a dedicated test of perturbative QCD. The latest results in photoproduction and deep inelastic…

高能物理 - 实验 · 物理学 2007-05-23 Isabell-Alissandra Melzer-Pellmann

Measurement of Charm and Beauty Photoproduction at HERA using D* mu Correlations

A measurement of charm and beauty photoproduction at the electron proton collider HERA is presented based on the simultaneous detection of a D*^{\pm} meson and a muon. The correlation between the D* meson and the muon serves to separate the…

高能物理 - 实验 · 物理学 2012-08-27 H1 Collaboration

Beauty Quark Production in Deep Inelastic Scattering at HERA

The measurement of the beauty quark production cross section in deep inelastic scattering with the ZEUS detector at HERA is presented. The cross section for beauty quarks, measured in the kinematic range $Q^2 > 2$ GeV$^2$ and $0.05 < y <…

高能物理 - 实验 · 物理学 2007-05-23 V. Chiochia

NNLOPS accurate associated HZ production with NLO decay ${\rm{H}} \to b\bar{b}$

We present a next-to-next-to-leading order (NNLO) accurate description of associated HZ production, followed by the Higgs boson decay into a pair of $b$-quarks treated at next-to-leading order (NLO), consistently matched to a parton shower…

高能物理 - 唯象学 · 物理学 2018-04-24 William Astill , Wojciech Bizon , Emanuele Re , Giulia Zanderighi

Measurement of Beauty Production at HERA Using Events with Muons and Jets

A measurement of the beauty production cross section in ep collisions at a centre-of-mass energy of 319 GeV is presented. The data were collected with the H1 detector at the HERA collider in the years 1999-2000. Events are selected by…

高能物理 - 实验 · 物理学 2012-08-27 H1 Collaboration

Beauty photoproduction using decays into electrons at HERA

Photoproduction of beauty quarks in events with two jets and an electron associated with one of the jets has been studied with the ZEUS detector at HERA using an integrated luminosity of 120pb^-1. The fractions of events containing b…

高能物理 - 实验 · 物理学 2008-11-07 ZEUS Collaboration , S. Chekanov

Beauty photoproduction using decays into electrons at HERA

Photoproduction of beauty quarks in events with two jets and an electron associated with one of the jets has been studied with the ZEUS detector at HERA using an integrated luminosity of 120 pb-1. The fractions of events containing b…

高能物理 - 实验 · 物理学 2008-10-06 Markus Jüngst , Detlef Bartsch , Ian C. Brock , Oliver M. Kind

Charm and Beauty Photoproduction at HERA

After the completion of data taking at HERA-2, a large data set is at hand to study the photoproduction of charm and beauty quarks in ep collisions. New measurements of charm production based on D^* meson tagging and beauty production based…

高能物理 - 实验 · 物理学 2019-08-14 Benno List

Next-to-next-to-leading order event generation for Z-boson production in association with a bottom-quark pair

We consider the production of a Z boson decaying to leptons in association with a bottom-quark pair in hadronic collisions. For the first time, we compute predictions at next-to-next-to-leading order (NNLO) in QCD, and we combine them with…

高能物理 - 唯象学 · 物理学 2024-06-21 Javier Mazzitelli , Vasily Sotnikov , Marius Wiesemann