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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Angular analysis of B → K*l^+l^- using the BaBar detector

Watson, Jennifer Elizabeth January 2010 (has links)
The decay B → K*l^+l^-, where the l^+l^- can be e^+e^- or μ^+μ^-, resulting from the b → s flavour changing neutral current decay is highly sensitive to the presence of new physics. The angular observables describing the K* polarisation (FL) and the forward backward asymmetry (AFB) are first measured in two regions of di-lepton mass squared using a dataset of 384 million BB pairs collected by the BaBar detector on the PEP-II rings at SLAC. A second measurement was made in four regions of di-lepton mass squared using a dataset of 468 million BB pairs.
2

Search for the higgs boson produced in association with a Z boson and decaying to a pair of bottom quarks with the Atlas experiment at LHC

Alio, Lion 12 November 2014 (has links)
Recherche la Higgs boson produit en associe avec a Z boson et desintegre a paire de b-quarks. Cet etude est realise avec l'experience ATLAS aupres du LHC. Cet recherche contient le travail de l'identification de b-jets au detecteur d'ATLAS, l'etude de triggers de l'energie manquant et introduire un nouveau trigger qui permet de gagner plus de significance de signaux. La recherche de Higgs boson est poursuit avec l'implementation de nouveau trigger et faire d'analyse statistique pour estimer la significance gagne en comparaison avec l'analyse qui utilise triggers nominaux. / Search for the Higgs poson produced in association with a Z boson and decaying to a pair of b-quarks. This study is implemented with the ATLAS experience at LHC. This research includes the work on identification of b-jets in ATLAS detector, study of triggers of missing transverse energy and introduce a new trigger which is expected to gain more signal significance. The search for the Higgs boson is followed with the implementation of the new trigger and do the statistical analysis to estimate the significance gain in comparison with the analysis which use the nominal triggers.
3

b quark tagging performance and Higgs detection via top production using the ATLAS detector

Pickford, Andrew Norman January 2001 (has links)
No description available.
4

Studies of atlas second level B-physics trigger

Li, Weidong January 2000 (has links)
No description available.
5

The study of heavy quark production in high E←T photoproduction at HERA using ZEUS detector

Wing, Matthew January 1999 (has links)
No description available.
6

A measurement of R'o←b using the DELPHI detector at LEP

Cowell, Julia Hilary January 1998 (has links)
No description available.
7

Matter-antimatter asymmetry of b-quark and B-meson decays

Mehrban, Hossein January 2000 (has links)
No description available.
8

A search for the standard model Higgs Boson in the neutrino channel using the DELPHI detector at LEP2

McPherson, Gavin James January 1999 (has links)
No description available.
9

Measurement of Higgs boson properties using the decay channel to b-quarks following associated production with a vector boson in pp collisions at √s=13 TeV / 重心系エネルギー13 TeVの陽子陽子衝突におけるヒッグス粒子のbクォークへの崩壊とベクトルボソン随伴生成を使用したヒッグス粒子の性質測定

Noguchi, Yohei 23 March 2021 (has links)
京都大学 / 新制・課程博士 / 博士(理学) / 甲第22999号 / 理博第4676号 / 新制||理||1671(附属図書館) / 京都大学大学院理学研究科物理学・宇宙物理学専攻 / (主査) 長野 邦浩, 教授 中家 剛, 准教授 吉岡 興一 / 学位規則第4条第1項該当 / Doctor of Science / Kyoto University / DFAM

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