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Étalonnage de l'énergie des jets dans l'expérience D0Coss, Jérôme Martin, Jean-Paul. January 2003 (has links) (PDF)
Reproduction de : Thèse de doctorat : Physique nucléaire : Lyon 1 : 2003. / Titre provenant de l'écran titre. 52 réf. bibliogr.
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A study of kaonic final states from stopped antiprotons at LEARSanders, Peter Malcolm January 1991 (has links)
No description available.
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Inelastic J/ψ photoproduction in electron-proton collisions at HERAYip, Timothy C. Y. January 1996 (has links)
The development of a neural network based electron finder designed for the ZEUS calorimeter is described. A study of elastic and inelastic J/ψ meson production in electron-proton collisions at HERA using the ZEUS detector is presented. During the 1993 and 1994 running periods, the ZEUS detector collected ~ 500 nb<sup>-1</sup> and ~ 3 pb<sup>-1</sup> of data respectively. The direct inelastic J/ψ photoproduction cross-section is measured for both running periods and an attempt is made to extract the gluon density inside the proton using the 1994 inelastic J/ψ sample.
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Relative transverse momentum distributions of bottom hadrons produced in 1.96 TeV proton-antiproton collisionsRoy, Philippe, 1983- January 2008 (has links)
Fragmentation is the process by which bare quarks dress themselves up as hadrons. Since we cannot get reliable calculations of this process using perturbative quantum chromodynamics, the fragmentation properties of quarks must be obtained empirically. We report on the signal extraction and relative transverse momentum (pT) spectrum determination that will lead to a high precision measurement of relative fragmentation fractions of b quarks into B hadrons, in 1.96 TeV pp¯ collisions. Using 1.9 fb-1 of data taken with the CDF-II detector, we fully reconstruct 473 +/- 42 B0s→D-sp + , 15206 +/- 203 B0 → D-pi+, 1483 +/- 45 B0 → D*-pi + and 4444 +/- 297 L0b→L+ cp- candidate decays. In order to reduce systematic uncertainties, ratios of pT spectra are reported. We find that Bs and B0 mesons are produced with similar pT and Λb baryons are produced with lower pT than B0 mesons. Our results are consistent with previous CDF measurements suggesting a difference between fragmentation processes observed at lepton and hadron colliders.
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Measurement of Z + [gamma] Production and Search for Anomalous Triple Gauge Couplings in Proton-antiproton Collisions at [radical symbol]S = 1.96 TevDeng, Jianrong, January 2008 (has links)
Thesis (Ph. D.)--Duke University, 2008.
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Measurement of the top pair production cross section at CDF using neural networksMarginean, Radu. January 2004 (has links)
Thesis (Ph. D.)--Ohio State University, 2004. / Title from first page of PDF file. Document formatted into pages; contains xiii, 110 p.; also includes graphics (some col.). Includes bibliographical references (p. 106-110).
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Srch for charged Higgs bosons decaying to top and bottom quarks in proton-antiproton collisionsKertzscher, Gustavo, January 1900 (has links)
Thesis (M.Sc.). / Written for the Dept. of Physics. Title from title page of PDF (viewed 2009/06/25). Includes bibliographical references.
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Measurements of the top quark pair production cross section in lepton+jets final states using a topological multivariate technique as well as lifetime b-tagging in proton-antiproton collisions at s=1.96 TeV with the DØ detector at the tevatronGolling, Tobias. January 2005 (has links) (PDF)
University, Diss., 2005--Bonn.
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Suche nach einem leichten Higgs-Boson im Kanal WH -] ene bb̄ in pp̄-Kollisionen bei s=1.96 TeV am DØ-Detektor des TevatronMeder-Marouelli, David Paul. Unknown Date (has links) (PDF)
Universiẗat, Diss., 2005--Mainz.
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Relative transverse momentum distributions of bottom hadrons produced in 1.96 TeV proton-antiproton collisionsRoy, Philippe, 1983- January 2008 (has links)
No description available.
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