Belle II Notes : Approved plots

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2021-09-22
12:24
Belle II experiment sensitivity to the LFV decay tau -> l + alpha / The Belle II Collaboration [BELLE2-NOTE-PL-2021-011]
22 September 2021

We study the charged lepton flavor violating decay tau -> l alpha, where alpha is a non-standard invisible boson that leaves the Belle II detector undetected and l is either an electron or a muon [...]
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2021-09-22
11:52
Belle II experiment sensitivity to the LFV decays tau -> l + alpha / The Belle II Collaboration [BELLE2-NOTE-PL-2021-010]
22 September 2021

We study the charged lepton flavor violating decay tau -> l alpha, where alpha is a non-standard invisible boson that leaves the Belle II detector undetected and l is either an electron or a muon [...]
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2021-09-07
09:17
Search for lepton flavor universality violation in leptonic tau decays with 1x1 and 3x1 topologies. / The Belle II Collaboration [BELLE2-NOTE-PL-2021-009]
07 September 2021

This public plot document presents MC sensitivity studies for the search for LFU violation in $\tau \rightarrow \ell \bar{\nu} \nu$ decays using 1x1 and 3x1 prong $\tau$-pair events..
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2021-08-17
13:18
Measurement of the data to MC ratio of photon reconstruction efficiency of the Belle II calorimeter using radiative muon pair events / Henrikas Svidras ; Markus Röhrken ; Simon Wehle ; Kerstin Tackmann [BELLE2-NOTE-TE-2020-026] [BELLE2-NOTE-PL-2021-008]
17 September 2021

This note presents photon detection efficiency data-to-simulation ratio distributions in the barrel region of the electromagnetic calorimeter of the Belle II detector at the SuperKEKB asymmetric energy electron-positron collider. [...]
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2021-07-16
15:39
Rediscovery of the $\Upsilon(4S) \to \eta h_b(1P)$ transition at \belletwo: approved plots / Umberto Tamponi [BELLE2-NOTE-PL-2021-007]
16 July 2021

Approved plots from the B2N-PH-2021-19
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2021-07-16
08:58
Sensitivity studies on the lepton universality in the channel $\Upsilon(nS)\rightarrow \ell \ell$ via initial-state radiation / Gian Luca Pinna Angioni ; Umberto Tamponi [BELLE2-NOTE-PL-2021-006]
16 July 2021

In this note, we present the results of sensitivity studies on the lepton universality in the channel ϒ(nS) → 𝓵𝓵 via initial-state radiation (ISR). [...]
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2021-03-21
19:47
Approved Plots: Study of {\boldmath $B^{+} \to K^{+} \ell^{+} \ell^{-}$} at Belle II / S. Halder, R. Tiwary, S. Sandilya, G. B. Mohanty [BELLE2-NOTE-PL-2021-005]
22 March 2021

We report a study of flavor-changing neutral current mediated decays $B^{+} \to K^{+} \ell^{+} \ell^{-}$, where $\ell$ is an electron or a muon. [...]
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2021-03-18
08:57
Observation of inclusive B→Xsγ decays in early Phase III data (untagged). / Belle II Collaboration [BELLE2-NOTE-PL-2021-004]
18 March 2021

This note contains a spectrum of b→(s,d)γ candidates selected in early Phase III data overlaid with expectations for continuum events and background BB events. [...]
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2021-03-14
15:20
Approved plots: Preliminary analysis of $D^{*+} \rightarrow D^0 (\pi^+ \pi^- \pi^0) \pi^+$ / The Belle II Collaboration [BELLE2-NOTE-PL-2021-003]
14 March 2021

We construct $D^{*+} \rightarrow D^{0}(\pi^+\pi^-\pi^0)\pi^+$ decays in the Moriond 2021 dataset (72\invfb). [...]
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2021-03-12
07:05
X(3872) rediscovery from B decay with 62.8 fb-1 of Phase 3 data at Belle II / The Belle II Collaboration [BELLE2-NOTE-PL-2021-002]
12 March 2021

The decay of B -> J/psi pi+ pi- K is studied using 62.8 fb-1 data collected at the Upsilon(4S) resonance. [...]
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