Belle II Notes : Approved plots

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2022-11-23
10:45
Measurement of instrumental asymmetries of kaons and pions / The Belle II Collaboration [BELLE2-NOTE-PL-2022-004]
23 November 2022

We measure instrumental asymmetries of kaons and pions using $D^0 \to K^-\pi^+$ and $D^- \to K^0_S\pi^-$ decays. [...]
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2022-08-25
08:51
Efficiency study on the cross-section measurement of ee -> 3pi through the radiative return method at Belle II / Yuki Sue [BELLE2-NOTE-PL-2022-003]
25 August 2022

This note presents plots of efficiency study for the cross section measurement of ee -> 3pi. [...]
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2022-03-30
18:24
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. [...]
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2022-01-17
20:50
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..
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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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