# Belle II Notes : Approved plots

 2022-03-3018:24 Study of photon energy bias using π0 → γγ decays from D∗+ → D0(→ K−π+π0)π+ / The Belle II Collaboration [BELLE2-NOTE-PL-2022-002] 30 March 2022 We reconstruct clean samples of π0 → γγ decays from the D∗+ → D0(→ K−π+π0)π+ decay chain in both data and simulation to study the bias in the reconstructed π0 mass. [...] Fulltext: PDF; 2022-01-1720:50 2021c energy scan information / Bryan Fulsom [BELLE2-NOTE-TE-2021-029] [BELLE2-NOTE-PL-2022-001] 17 January 2022 This plot demonstrates the change in center-of-mass energy during the energy scan run taken in Nov-Dec 2021 during Run 2021c.. Fulltext: PDF; 2021-09-2212:24 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 [...] Fulltext: PDF; 2021-09-2211:52 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 [...] 2021-09-0709:17 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.. Fulltext: PDF; 2021-08-1713:18 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. [...] Fulltext: PDF; 2021-07-1615:39 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 Fulltext: PDF; 2021-07-1608:58 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). [...] Fulltext: PDF; 2021-03-2119:47 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. [...] Fulltext: PDF; 2021-03-1808:57 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. [...] Fulltext: PDF;