English
Related papers

Related papers: Charm physics prospects at Belle II

200 papers

The precise measurement of the CKM angle $\phi_3$ is important to further test the Standard Model description of $CP$ violation. The small values of the branching fractions of the decays involved in the measurement limits the precision,…

High Energy Physics - Experiment · Physics 2020-02-19 P. K. Resmi

An upgraded asymmetric e+e- flavor factory, SuperKEKB, is planned at KEK. It will deliver a luminosity of 8 x 10^35 cm^-2 s^-1, allowing precision measurements in the flavor sector which can probe new physics well beyond the scales…

Searches for lepton flavor violation in tau decays are unambiguous signatures of new physics. The branching ratios of tau leptons at the level of 10^-10 - 10^-9 can be probed with 50 ab^-1 of electron-positron annihilation data being…

High Energy Physics - Experiment · Physics 2022-09-26 Swagato Banerjee

The Belle II collaboration operates a substantially upgraded Belle detector at the SuperKEKB energy-asymmetric e+ e- collider. Belle II will start recording collisions at the Upsilon(4S) energy in 2018, aiming to collect by 2025 50 ab^{-1}…

High Energy Physics - Experiment · Physics 2018-08-01 Chiara La Licata

New results from charm experiments have led to renewed interest in this physics. The charm sector is now seen as a powerful tool to search for new physics and to advance our understanding of the standard model. We owe much of this progress…

High Energy Physics - Experiment · Physics 2014-11-17 Alex Smith

Recent charm results from Belle experiment are presented in this proceedings, including (1) measurement of mixing parameter $y_{CP}=(0.96\pm0.91\pm 0.62^{+0.17}_{-0.00})\%$ in $CP$-odd decay for the first time, (2) the first Dalitz-plot…

High Energy Physics - Experiment · Physics 2021-02-09 Longke Li

The Belle II experiment at the SuperKEKB energy-asymmetric electron-positron collider is a substantial upgrade of the B factory facility at the Japanese KEK laboratory. Belle II collected a sample of $362~\mathrm{fb}^{-1}$ at the…

High Energy Physics - Experiment · Physics 2023-08-22 Valerio Bertacchi

A model which describes the time-dependent CP formalism in $D^0$ decays has recently been proposed. There it has been highlighted a possible measurement of the angle $\beta_c$, in the charm unitarity triangle, using the decays $D^0\to K^+…

High Energy Physics - Experiment · Physics 2022-03-02 Gianluca Inguglia

Tau leptons are powerful tools to probe physics beyond the Standard Model (SM). The Belle II experiment is installed at the SuperKEKB asymmetric energy electron-positron collider and aims at collecting the world's largest sample of tau pair…

High Energy Physics - Experiment · Physics 2023-08-21 Laura Zani

The CKM angle $ \phi_{3} $ is the only angle of the unitarity triangle that is accessible with tree-level decays in a theoretically clean way. The Belle II experiment is a substantial upgrade of the Belle detector and will operate at the…

High Energy Physics - Experiment · Physics 2019-06-28 Niharika Rout

Precision studies of flavour-changing processes involving quarks and leptons provide a number of ways to improve knowledge of the Standard Model and search for physics beyond it. There are excellent short- and mid-term prospects for…

High Energy Physics - Experiment · Physics 2025-05-07 The ATLAS Collaboration , Belle II Collaboration , CMS Collaboration , LHCb Collaboration

We report on new flavor tagging algorithms developed to determine the quark-flavor content of bottom ($B$) mesons at Belle II. The algorithms provide essential inputs for measurements of quark-flavor mixing and charge-parity violation. We…

High Energy Physics - Experiment · Physics 2022-04-05 F. Abudinén , N. Akopov , A. Aloisio , V. Babu , Sw. Banerjee , M. Bauer , J. V. Bennett , F. U. Bernlochner , M. Bessner , S. Bettarini , T. Bilka , S. Bilokin , D. Biswas , D. Bodrov , J. Borah , M. Bračko , P. Branchini , A. Budano , M. Campajola , G. Casarosa , C. Cecchi , R. Cheaib , V. Chekelian , C. Chen , Y. Q. Chen , H. -E. Cho , S. Cunliffe , G. De Nardo , G. De Pietro , R. de Sangro , S. Dey , A. Di Canto , F. Di Capua , T. V. Dong , G. Dujany , P. Ecker , M. Eliachevitch , T. Ferber , F. Forti , E. Ganiev , A. Gaz , M. Gelb , J. Gemmler , R. Godang , P. Goldenzweig , E. Graziani , K. Hara , A. Hershenhorn , T. Higuchi , E. C. Hill , M. Hohmann , T. Humair , G. Inguglia , H. Junkerkalefeld , R. Karl , Y. Kato , T. Keck , C. Kiesling , C. -H. Kim , S. Kohani , I. Komarov , T. M. G. Kraetzschmar , P. Križan , J. F. Krohn , T. Kuhr , J. Kumar , K. Kumara , S. Kurz , S. Lacaprara , C. La Licata , M. Laurenza , K. Lautenbach , S. C. Lee , K. Lieret , L. Li Gioi , Q. Y. Liu , S. Longo , M. Maggiora , E. Manoni , C. Marinas , A. Martini , F. Meier , M. Merola , F. Metzner , M. Milesi , K. Miyabayashi , G. B. Mohanty , F. Mueller , C. Murphy , E. R. Oxford , S. -H. Park , A. Passeri , F. Pham , L. E. Piilonen , S. Pokharel , M. T. Prim , C. Pulvermacher , P. Rados , M. Ritter , A. Rostomyan , S. Sandilya , L. Santelj , Y. Sato , A. J. Schwartz , M. E. Sevior , A. Soffer , S. Spataro , R. Stroili , W. Sutcliffe , D. Tagnani , M. Takizawa , U. Tamponi , F. Tenchini , E. Torassa , P. Urquijo , L. Vitale , Y. Yusa , L. Zani , Q. D. Zhou , R. Žlebčík , A. Zupanc

The Belle II experiment aims to record 50 ab$^{-1}$ data with the high luminosity to be provided by the SuperKEKB asymmetric-energy electron-positron collider. The anticipated high statistics data enables us to perform studies of $B$ decays…

High Energy Physics - Experiment · Physics 2017-01-10 Gianluca Inguglia

We present here the major results obtained in $\tau$ physics by the Belle and Belle II experiments. For the Belle II experiment, we also discuss prospects for improved measurements of the $\tau$ lepton properties, new results in Michel…

High Energy Physics - Experiment · Physics 2024-05-28 Denis Bodrov

Belle II is a major upgrade of the Belle experiment and operates at the $B$-factory SuperKEKB in Japan. Since the SuperKEKB collider has a design luminosity of 8$\;\times\;$10$^{35}$ cm$^{-2}$s$^{-1}$, about 40 times larger than that of…

High Energy Physics - Experiment · Physics 2018-08-03 Giacomo De Pietro

We search for $CP$ violation in the charged charm meson decay $D^{+}\to\pi^{+}\pi^{0}$, based on a data sample corresponding to an integrated luminosity of $\rm 921~fb^{-1}$ collected by the Belle experiment at the KEKB $e^{+}e^{-}$…

High Energy Physics - Experiment · Physics 2018-03-07 Belle Collaboration , V. Babu , K. Trabelsi , G. B. Mohanty , T. Aziz , D. Greenwald , I. Adachi , H. Aihara , S. Al Said , D. M. Asner , H. Atmacan , R. Ayad , I. Badhrees , S. Bahinipati , A. M. Bakich , V. Bansal , P. Behera , M. Berger , V. Bhardwaj , J. Biswal , A. Bobrov , A. Bozek , M. Bračko , T. E. Browder , D. Červenkov , A. Chen , B. G. Cheon , K. Chilikin , K. Cho , Y. Choi , S. Choudhury , D. Cinabro , N. Dash , S. Di Carlo , Z. Doležal , Z. Drásal , D. Dutta , S. Eidelman , D. Epifanov , J. E. Fast , T. Ferber , B. G. Fulsom , V. Gaur , N. Gabyshev , A. Garmash , M. Gelb , P. Goldenzweig , B. Golob , Y. Guan , E. Guido , J. Haba , K. Hayasaka , H. Hayashii , M. T. Hedges , T. Horiguchi , W. -S. Hou , K. Inami , A. Ishikawa , R. Itoh , M. Iwasaki , W. W. Jacobs , H. B. Jeon , S. Jia , Y. Jin , D. Joffe , K. K. Joo , T. Julius , A. B. Kaliyar , J. H. Kang , K. H. Kang , G. Karyan , P. Katrenko , T. Kawasaki , C. Kiesling , D. Y. Kim , H. J. Kim , J. B. Kim , K. T. Kim , S. H. Kim , Y. J. Kim , K. Kinoshita , P. Kodyš , S. Korpar , D. Kotchetkov , P. Križan , R. Kroeger , P. Krokovny , T. Kuhr , R. Kulasiri , R. Kumar , A. Kuzmin , Y. -J. Kwon , J. S. Lange , L. K. Li , L. Li Gioi , J. Libby , D. Liventsev , M. Lubej , T. Luo , M. Masuda , T. Matsuda , D. Matvienko , M. Merola , K. Miyabayashi , H. Miyata , R. Mizuk , T. Mori , M. Mrvar , E. Nakano , M. Nakao , T. Nanut , K. J. Nath , Z. Natkaniec , M. Nayak , M. Niiyama , N. K. Nisar , S. Nishida , S. Ogawa , S. Okuno , H. Ono , Y. Ono , W. Ostrowicz , P. Pakhlov , G. Pakhlova , B. Pal , S. Pardi , C. S. Park , H. Park , S. Paul , R. Pestotnik , L. E. Piilonen , V. Popov , K. Prasanth , C. Pulvermacher , J. Rauch , P. K. Resmi , M. Ritter , A. Rostomyan , Y. Sakai , M. Salehi , S. Sandilya , L. Santelj , T. Sanuki , V. Savinov , O. Schneider , G. Schnell , C. Schwanda , A. J. Schwartz , Y. Seino , K. Senyo , O. Seon , I. S. Seong , M. E. Sevior , V. Shebalin , C. P. Shen , T. -A. Shibata , J. -G. Shiu , B. Shwartz , F. Simon , A. Sokolov , E. Solovieva , S. Stanič , M. Starič , J. F. Strube , M. Sumihama , T. Sumiyoshi , M. Takizawa , U. Tamponi , K. Tanida , F. Tenchini , M. Uchida , T. Uglov , Y. Unno , S. Uno , P. Urquijo , Y. Usov , S. E. Vahsen , C. Van Hulse , G. Varner , K. E. Varvell , E. Waheed , B. Wang , C. H. Wang , M. -Z. Wang , P. Wang , Y. Watanabe , E. Widmann , E. Won , H. Yamamoto , Y. Yamashita , H. Ye , C. Z. Yuan , Y. Yusa , S. Zakharov , Z. P. Zhang , V. Zhilich , V. Zhukova , V. Zhulanov , A. Zupanc

$CP$ violation and branching fraction measurements in $D$ decays are interesting topics as any difference with respect to the Standard Model prediction would be an indication of new physics. With the large data sample collected by the Belle…

High Energy Physics - Experiment · Physics 2018-02-14 K. Prasanth

Measurements of CKM elements and $CP$-violating observables are sensitive to revealing effects beyond the SM. These proceedings discuss four recent LHCb results. The first one presents $CP$ violation measurements in $B^0_s$ decays.…

High Energy Physics - Experiment · Physics 2024-01-17 Lei Hao

In recent years charm physics has undergone a renaissance, one which has been catalysed by an unexpected and impressive set of experimental results from the $B$-factories, the Tevatron and LHCb. The existence of $D^0\bar{D}{}^0$…

High Energy Physics - Phenomenology · Physics 2020-11-10 Alexander Lenz , Guy Wilkinson

We report on recent measurements of the $D^0-\bar{D}^0$ mixing and $CP$ violation parameters performed by the Belle experiment. The evidence for the mixing phenomena in the system of neutral $D$ mesons, arising in the study of $D^0\to…

High Energy Physics - Experiment · Physics 2007-12-07 B. Golob