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Related papers: Inclusive and exclusive $b\to s/d\gamma$

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I report here recent measurements of observables from the inclusive decays $B\to X_s\gamma$ and $B\to X_s\ell^+\ell^-$. Included are measurements of the branching fractions and CP asymmetries for both channels, as well as the…

High Energy Physics - Experiment · Physics 2019-08-14 John Walsh

A mini-review of measurements of inclusive semileptonic $B \to X_c\ell\nu$ and radiative $B\to X_s\gamma$ decays is presented. The semileptonic $X_c$ mass moments are presented from Belle and BABAR. The inclusive $B\to X_s\gamma$ gamma…

High Energy Physics - Experiment · Physics 2010-12-01 Kyle J. Knoepfel

We report new measurements of the decays $B\to\rho^+ \gamma$, $B \to \rho^0 \gamma$ and $B \to \omega\gamma$ using a data sample of $657 \times 10^6$ $B$ meson pairs accumulated with the Belle detector at the KEKB $e^+ e^-$ collider. We…

High Energy Physics - Experiment · Physics 2019-08-13 N. Taniguchi , M. Nakao , S. Nishida

We investigate the effect of vector quarks on the inclusive decays B -> X_d,s \gamma. We show that the branching ratio of B -> X_d \gamma can differ sizably from the SM and MSSM predictions, being enhanced to present experimental…

High Energy Physics - Phenomenology · Physics 2014-11-17 A. G. Akeroyd , S. Recksiegel

We investigate the effect of supersymmetric CP violating phases on the inclusive decay B\to X_d\gamma. Although such a decay contains a large background from B\to X_s\gamma, if isolated it may exhibit sizeable CP violation, both in the…

High Energy Physics - Phenomenology · Physics 2016-09-06 A. G. Akeroyd , Y. -Y. Keum , S. Recksiegel

An informal review is given of the status and direction of experiments on radiative B decays -- b -> s gamma and b -> d gamma. Branching fractions for exclusive and inclusive b -> s gamma decays, CP asymmetry limits, the photon energy…

High Energy Physics - Experiment · Physics 2007-05-23 Edward H. Thorndike

We present an update on total and partial branching fractions and on CP asymmetries in the semi-inclusive decay B -> Xs l+l-. Further, we summarize our results on branching fractions and CP asymmetries for semi-inclusive and fully-inclusive…

High Energy Physics - Experiment · Physics 2015-03-10 G. Eigen , representing the BABAR collaboration

We investigate the effect of supersymmetric CP violating phases on the inclusive decay B\to X_d\gamma. Although such a decay contains a large background from B\to X_s\gamma, if isolated it may exhibit sizeable CP violation, both in the…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. G. Akeroyd , Y. -Y. Keum , S. Recksiegel

The photon spectrum in B->X_{s,d} \gamma decay, where X_s(d) is any strange (non-strange) hadronic state, is studied using data samples of $e^+e^- \rightarrow \Upsilon(4S) \to B B-bar decays collected by the Babar and Belle experiments.…

High Energy Physics - Experiment · Physics 2011-02-10 Wenfeng Wang

The $b \rightarrow s \gamma$, $b \rightarrow d \gamma$ and $b \rightarrow s \ell^+ \ell^-$ processes are allowed at higher order via the electroweak loop or box diagrams in the Standard model. It is sensitive probe to search for new physics…

High Energy Physics - Experiment · Physics 2014-11-17 Yutaro Sato

We present preliminary results on $b \to s \gamma$ from the CLEO experiment. An updated result on the branching fraction is reported at $\cal{B}$$(b \to s \gamma) = (3.15 \pm 0.35 \pm 0.32 \pm 0.26)\times 10^{-4}$, where the first…

High Energy Physics - Experiment · Physics 2007-05-23 S. Ahmed , CLEO Collaboration

We give a status report on inclusive rare B decays, highlighting recent developments and open problems. We focus on the decay modes $B \to X_{s,d} \gamma$, $ B \to X_s \ell^+\ell^-$ and $B \to X_s \nu \bar \nu$ and on their role in the…

High Energy Physics - Phenomenology · Physics 2014-11-17 Tobias Hurth

The branching fractions of the exclusive decays $B^0\to K^{*0}\gamma$ and $B^+ \to K^{*+}\gamma$ are measured from a sample of $(22.74\pm 0.36)\times 10^6$ $B\bar B$ decays collected with the BABAR detector at the PEP II asymmetric…

High Energy Physics - Experiment · Physics 2008-11-26 B. Aubert

We report a first measurement of inclusive B -> X_s eta decays, where X_s is a charmless state with unit strangeness. The measurement is based on a pseudo-inclusive reconstruction technique and uses a sample of 657 x 10^6 BB-bar pairs…

High Energy Physics - Experiment · Physics 2010-11-11 Belle Collaboration , K. Nishimura , T. E. Browder , I. Adachi , H. Aihara , K. Arinstein , T. Aushev , A. M. Bakich , V. Balagura , E. Barberio , K. Belous , V. Bhardwaj , M. Bischofberger , A. Bondar , A. Bozek , M. Bracko , M. -C. Chang , Y. Chao , A. Chen , K. -F. Chen , P. Chen , B. G. Cheon , C. -C. Chiang , I. -S. Cho , Y. Choi , J. Dalseno , M. Danilov , Z. Dolezal , A. Drutskoy , S. Eidelman , N. Gabyshev , B. Golob , H. Ha , J. Haba , T. Hara , K. Hayasaka , H. Hayashii , Y. Horii , Y. Hoshi , W. -S. Hou , H. J. Hyun , T. Iijima , K. Inami , R. Itoh , M. Iwabuchi , Y. Iwasaki , N. J. Joshi , T. Julius , J. H. Kang , P. Kapusta , H. Kawai , T. Kawasaki , H. Kichimi , C. Kiesling , H. J. Kim , H. O. Kim , M. J. Kim , Y. J. Kim , K. Kinoshita , B. R. Ko , P. Kodys , S. Korpar , P. Krizan , T. Kumita , A. Kuzmin , Y. -J. Kwon , S. -H. Kyeong , J. S. Lange , M. J. Lee , S. -H. Lee , J. Li , C. Liu , Y. Liu , D. Liventsev , R. Louvot , A. Matyja , S. McOnie , K. Miyabayashi , H. Miyata , Y. Miyazaki , G. B. Mohanty , T. Mori , E. Nakano , M. Nakao , Z. Natkaniec , S. Nishida , S. Ogawa , T. Ohshima , S. L. Olsen , W. Ostrowicz , G. Pakhlova , C. W. Park , H. Park , H. K. Park , K. S. Park , R. Pestotnik , M. Petric , L. E. Piilonen , M. Rohrken , S. Ryu , H. Sahoo , Y. Sakai , O. Schneider , C. Schwanda , A. J. Schwartz , K. Senyo , O. Seon , M. E. Sevior , M. Shapkin , C. P. Shen , J. -G. Shiu , F. Simon , P. Smerkol , A. Sokolov , E. Solovieva , M. Staric , T. Sumiyoshi , S. Suzuki , Y. Teramoto , K. Trabelsi , S. Uehara , T. Uglov , Y. Unno , S. Uno , G. Varner , K. E. Varvell , K. Vervink , C. H. Wang , M. -Z. Wang , P. Wang , Y. Watanabe , J. Wicht , K. M. Williams , E. Won , Y. Yamashita , M. Yamauchi , C. C. Zhang , Z. P. Zhang , P. Zhou , V. Zhulanov , T. Zivko , A. Zupanc , O. Zyukova

The photon spectrum in the inclusive electromagnetic radiative decays of the $B$ meson, $B \to X_{s} \gamma$ plus $B \to X_{d} \gamma$, is studied using a data sample of $(382.8 \pm 4.2) \times 10^6$ $\Upsilon(4S) \to B\overli\ ne{B}$…

High Energy Physics - Experiment · Physics 2013-05-30 The BaBar Collaboration

The direct CP-asymmetry in the inclusive $B \to X_d \gamma$ and $B \to X_d e^+ e^ - $ decays is investigated in the two-Higgs doublet extension of the Standard Model (2HDM). The investigation is performed in the lowest non-vanishing order…

High Energy Physics - Phenomenology · Physics 2009-10-31 H. H. Asatryan , H. M. Asatrian , G. K. Yeghiyan , G. K. Savvidy

We report new measurements of the differential and total branching ratios for inclusive B decay to D^0, D^+ and D^{*+} and the first measurement of the same quantities for inclusive B decay to $D^{*0}$. Here B is the mixture of B_d and B_u…

High Energy Physics - Experiment · Physics 2010-04-08 CLEO Collaboration , L. Gibbons

We describe a measurement of the direct CP asymmetry between inclusive b -> s gamma and bbar -> sbar gamma decays. This asymmetry is expected to be less than 0.01 in the Standard Model, but could be enhanced up to about 0.10 by new physics…

High Energy Physics - Experiment · Physics 2008-11-26 B. Aubert , BABAR Collaboration

Based on an $e^+e^-$ collision data sample corresponding to an integrated luminosity of 567$\,\rm{pb}^{-1}$ taken at the center-of-mass energy of $\sqrt{s} = 4.6$ GeV with the BESIII detector, we measure the absolute branching fraction of…

High Energy Physics - Experiment · Physics 2018-08-15 BESIII Collaboration , M. Ablikim , M. N. Achasov , S. Ahmed , M. Albrecht , M. Alekseev , A. Amoroso , F. F. An , Q. An , J. Z. Bai , Y. Bai , O. Bakina , R. Baldini Ferroli , Y. Ban , D. W. Bennett , J. V. Bennett , N. Berger , M. Bertani , D. Bettoni , J. M. Bian , F. Bianchi , E. Boger , I. Boyko , R. A. Briere , H. Cai , X. Cai , O. Cakir , A. Calcaterra , G. F. Cao , S. A. Cetin , J. Chai , J. F. Chang , G. Chelkov , G. Chen , H. S. Chen , J. C. Chen , M. L. Chen , P. L. Chen , S. J. Chen , X. R. Chen , Y. B. Chen , X. K. Chu , G. Cibinetto , H. L. Dai , J. P. Dai , A. Dbeyssi , D. Dedovich , Z. Y. Deng , A. Denig , I. Denysenko , M. Destefanis , F. De Mori , Y. Ding , C. Dong , J. Dong , L. Y. Dong , M. Y. Dong , Z. L. Dou , S. X. Du , P. F. Duan , J. Fang , S. S. Fang , X. Fang , Y. Fang , R. Farinelli , L. Fava , S. Fegan , F. Feldbauer , G. Felici , C. Q. Feng , E. Fioravanti , M. Fritsch , C. D. Fu , Q. Gao , X. L. Gao , Y. Gao , Y. G. Gao , Z. Gao , B. Garillon , I. Garzia , K. Goetzen , L. Gong , W. X. Gong , W. Gradl , M. Greco , M. H. Gu , S. Gu , Y. T. Gu , A. Q. Guo , L. B. Guo , R. P. Guo , Y. P. Guo , Z. Haddadi , S. Han , X. Q. Hao , F. A. Harris , K. L. He , X. Q. He , F. H. Heinsius , T. Held , Y. K. Heng , T. Holtmann , Z. L. Hou , C. Hu , H. M. Hu , T. Hu , Y. Hu , G. S. Huang , J. S. Huang , X. T. Huang , X. Z. Huang , Z. L. Huang , T. Hussain , W. Ikegami Andersson , Q. Ji , Q. P. Ji , X. B. Ji , X. L. Ji , X. S. Jiang , X. Y. Jiang , J. B. Jiao , Z. Jiao , D. P. Jin , S. Jin , Y. Jin , T. Johansson , A. Julin , N. Kalantar-Nayestanaki , X. L. Kang , X. S. Kang , M. Kavatsyuk , B. C. Ke , T. Khan , A. Khoukaz , P. Kiese , R. Kliemt , L. Koch , O. B. Kolcu , B. Kopf , M. Kornicer , M. Kuemmel , M. Kuessner , M. Kuhlmann , A. Kupsc , W. Kühn , J. S. Lange , M. Lara , P. Larin , L. Lavezzi , S. Leiber , H. Leithoff , C. Leng , C. Li , Cheng Li , D. M. Li , F. Li , F. Y. Li , G. Li , H. B. Li , H. J. Li , J. C. Li , K. J. Li , Kang Li , Ke Li , Lei Li , P. L. Li , P. R. Li , Q. Y. Li , T. Li , W. D. Li , W. G. Li , X. L. Li , X. N. Li , X. Q. Li , Z. B. Li , H. Liang , Y. F. Liang , Y. T. Liang , G. R. Liao , D. X. Lin , B. Liu , B. J. Liu , C. X. Liu , D. Liu , F. H. Liu , Fang Liu , Feng Liu , H. B. Liu , H. M. Liu , Huanhuan Liu , Huihui Liu , J. B. Liu , J. Y. Liu , K. Liu , K. Y. Liu , Ke Liu , L. D. Liu , P. L. Liu , Q. Liu , S. B. Liu , X. Liu , Y. B. Liu , Z. A. Liu , Zhiqing Liu , Y. F. Long , X. C. Lou , H. J. Lu , J. G. Lu , Y. Lu , Y. P. Lu , C. L. Luo , M. X. Luo , X. L. Luo , X. R. Lyu , F. C. Ma , H. L. Ma , L. L. Ma , M. M. Ma , Q. M. Ma , T. Ma , X. N. Ma , X. Y. Ma , Y. M. Ma , F. E. Maas , M. Maggiora , Q. A. Malik , Y. J. Mao , Z. P. Mao , S. Marcello , Z. X. Meng , J. G. Messchendorp , G. Mezzadri , J. Min , T. J. Min , R. E. Mitchell , X. H. Mo , Y. J. Mo , C. Morales Morales , G. Morello , N. Yu. Muchnoi , H. Muramatsu , A. Mustafa , Y. Nefedov , F. Nerling , I. B. Nikolaev , Z. Ning , S. Nisar , S. L. Niu , X. Y. Niu , S. L. Olsen , Q. Ouyang , S. Pacetti , Y. Pan , M. Papenbrock , P. Patteri , M. Pelizaeus , J. Pellegrino , H. P. Peng , K. Peters , J. Pettersson , J. L. Ping , R. G. Ping , A. Pitka , R. Poling , V. Prasad , H. R. Qi , M. Qi , T. Y. Qi , S. Qian , C. F. Qiao , N. Qin , X. S. Qin , Z. H. Qin , J. F. Qiu , K. H. Rashid , C. F. Redmer , M. Richter , M. Ripka , M. Rolo , G. Rong , Ch. Rosner , X. D. Ruan , A. Sarantsev , M. Savrié , C. Schnier , K. Schoenning , W. Shan , M. Shao , C. P. Shen , P. X. Shen , X. Y. Shen , H. Y. Sheng , J. J. Song , W. M. Song , X. Y. Song , S. Sosio , C. Sowa , S. Spataro , G. X. Sun , J. F. Sun , L. Sun , S. S. Sun , X. H. Sun , Y. J. Sun , Y. K Sun , Y. Z. Sun , Z. J. Sun , Z. T. Sun , C. J. Tang , G. Y. Tang , X. Tang , I. Tapan , M. Tiemens , B. Tsednee , I. Uman , G. S. Varner , B. Wang , B. L. Wang , D. Wang , D. Y. Wang , Dan Wang , K. Wang , L. L. Wang , L. S. Wang , M. Wang , Meng Wang , P. Wang , P. L. Wang , W. P. Wang , X. F. Wang , Y. Wang , Y. D. Wang , Y. F. Wang , Y. Q. Wang , Z. Wang , Z. G. Wang , Z. H. Wang , Z. Y. Wang , Zongyuan Wang , T. Weber , D. H. Wei , P. Weidenkaff , S. P. Wen , U. Wiedner , M. Wolke , L. H. Wu , L. J. Wu , Z. Wu , L. Xia , X. Xia , Y. Xia , D. Xiao , H. Xiao , Y. J. Xiao , Z. J. Xiao , Y. G. Xie , Y. H. Xie , X. A. Xiong , Q. L. Xiu , G. F. Xu , J. J. Xu , L. Xu , Q. J. Xu , Q. N. Xu , X. P. Xu , L. Yan , W. B. Yan , W. C. Yan , W. C. Yan , Y. H. Yan , H. J. Yang , H. X. Yang , L. Yang , Y. H. Yang , Y. X. Yang , Yifan Yang , M. Ye , M. H. Ye , J. H. Yin , Z. Y. You , B. X. Yu , C. X. Yu , J. S. Yu , C. Z. Yuan , Y. Yuan , A. Yuncu , A. A. Zafar , A. Zallo , Y. Zeng , Z. Zeng , B. X. Zhang , B. Y. Zhang , C. C. Zhang , D. H. Zhang , H. H. Zhang , H. Y. Zhang , J. Zhang , J. L. Zhang , J. Q. Zhang , J. W. Zhang , J. Y. Zhang , J. Z. Zhang , K. Zhang , L. Zhang , S. Q. Zhang , X. Y. Zhang , Y. H. Zhang , Y. T. Zhang , Yang Zhang , Yao Zhang , Yu Zhang , Z. H. Zhang , Z. P. Zhang , Z. Y. Zhang , G. Zhao , J. W. Zhao , J. Y. Zhao , J. Z. Zhao , Lei Zhao , Ling Zhao , M. G. Zhao , Q. Zhao , S. J. Zhao , T. C. Zhao , Y. B. Zhao , Z. G. Zhao , A. Zhemchugov , B. Zheng , J. P. Zheng , W. J. Zheng , Y. H. Zheng , B. Zhong , L. Zhou , X. Zhou , X. K. Zhou , X. R. Zhou , X. Y. Zhou , Y. X. Zhou , J. Zhu , J. Zhu , K. Zhu , K. J. Zhu , S. Zhu , S. H. Zhu , X. L. Zhu , Y. C. Zhu , Y. S. Zhu , Z. A. Zhu , J. Zhuang , B. S. Zou , J. H. Zou

We consider the partial rate asymmetry in the inclusive decay modes b to s gamma and b to d gamma, concentrating on non-standard models with new charged Higgs interactions. We find that the charged Higgs contribution to the asymmetry for b…

High Energy Physics - Phenomenology · Physics 2014-11-17 Ken Kiers , Amarjit Soni , Guo-Hong Wu
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