Belle II Document Server 5 records found  Search took 0.01 seconds. 
1. Measurement of branching fraction for B → K∗ℓℓ at Belle II / Seema Choudhury ; Soumen Halder ; Lopamudra Nayak ; Saurabh Sandilya ; et al [BELLE2-CONF-PROC-2022-007]
01 March 2022

This paper report the BR measurement of B → K∗ℓℓ decays using 189.26/fb of data collected during 2019–2021 by the Belle II experiment at the SuperKEKB e+e− asymmetric-energy collider, corresponding to (197.2±5.7)×106 BB ̄ events. [...]
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2. Results and prospects of radiative and electroweak penguins at Belle II / Soumen Halder [BELLE2-TALK-DRAFT-2021-059] [BELLE2-TALK-CONF-2021-035]
24 May 2021
/ PHENO 2021
In the recent years, several measurements of 𝐵-decays with flavor changing neutral currents, i.e. [...]
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3. Results and prospects of radiative and electroweak penguin decays at Belle II / Soumen Halder [BELLE2-CONF-PROC-2021-002]
18 January 2021

The b → s(d) quark-level transitions are flavor-changing neutral current processes, which are not allowed at tree level in the standard model. [...]
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4. Results and prospects of radiative ane electroweak penguin decays at Belle II / Soumen Halder [BELLE2-TALK-DRAFT-2020-027] [BELLE2-TALK-CONF-2020-031]
12 June 2020
/ FPCP2020
Results and prospects of radiative ane electroweak penguin decays at Belle II
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5. Spatial Resolution of the Belle II Silicon Vertex Detector / Soumen Halder [proceeding for vertex] [BELLE2-CONF-PROC-2018-027]
1208-12-12

The Belle II experiment at the SuperKEKB collider in Japan will search for new sources of CP violation as well as probe new physics by studying the suppressed decays of beauty and charm mesons. [...]
Fulltext: BELLE2-CONF-PROC-2018-027 - Download fulltextPDF; Version2 - Download fulltextPDF;

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