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223.
| Study of π΅ β Xπ Ξ0 πΎ/πΎπ with recoil mass approach
/ Swarna Prabha Maharana; ; Vidya Sagar Vobilisetti; ; Saurabh Sandilya; ; Karim Trabelsi
[BELLE2-CONF-PROC-2024-001]
01 January 2024
In this study we search for decays $B^0\rightarrow X_c^- \Lambda^0 K^+$ and $B^0\rightarrow \overline{X}_c^0 \Lambda^0 K_s^0$ in Belle, where $X_c$ represents a charm baryon. [...]
Fulltext:  PDF; |
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224.
| Rare decays at Belle and Belle II
/ Seema Choudhury
[BELLE2-CONF-PROC-2023-050]
30 December 2023
We present the recent results of the rare decays from the Belle and Belle II experiments, collected at the Y(4S) resonance. [...]
Fulltext: PDF; |
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225.
| Lepton universality tests and searches for new physics in charged current decays at Belle II
/ Henrik Junkerkalefeld
[BELLE2-CONF-PROC-2023-049]
29 December 2023
We present recent tests of lepton universality as crucial probes of the Standard Model in semileptonic $B$-meson decays at Belle II. [...]
Fulltext: PDF; |
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226.
| Measurement of time integrated raw asymmetry in D^{0}\longrightarrow K^{0}_{s}K^{0}_{s}}$ decay at Belle II
/ Sanjeeda Bharati Das ; Kavita Lalwani
[BELLE2-CONF-PROC-2023-048]
27 December 2023
$D^{0}\longrightarrow K^{0}_{s}K^{0}_{s}$ is a Singly Cabibbo Suppressed decay, which involves the interference of $c\overline{u}\longrightarrow s\overline{s}$ and $c\overline{u}\longrightarrow d\overline{d}$ transitions. [...]
Fulltext: BELLE2-CONF-PROC-2023-048_v2 - PDF; BELLE2-CONF-PROC-2023-048 - PDF; BELLE2-CONF-PROC-2023-048_v3 - PDF; |
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227.
| Time-integrated WS-to-RS ratio of the π«0 ββ π²+π
βπ
0 decay at Belle II
/ Chanchal Sharma, Kavita Lalwani
[BELLE2-CONF-PROC-2023-047]
27 December 2023
In the standard model, mixing and CP violation in the charm sector are expected to be very small, and thus, they constitute a sensitive probe for potential new physics contributions. [...]
Fulltext: PDF; |
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228.
| Dark sector searches with tau-pair events at Belle and Belle II
/ Sourav Dey
[BELLE2-TALK-DRAFT-2023-175]
[BELLE2-TALK-CONF-2023-199]
04 December 2023
/ The 17th International Workshop on Tau Lepton Physics
The existence and unknown nature of dark matter motivate dark sector searches at accelerators. [...]
Fulltext: PDF; |
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229.
| Precise measurement of the tau-lepton mass at Belle II
/ Radek Zlebcik
[BELLE2-TALK-DRAFT-2023-181]
[BELLE2-TALK-CONF-2023-198]
04 December 2023
/ The 17th International Workshop on Tau Lepton Physics
The low-background environment of electron-positron collisions along with the large expected sample size and a hermetic detector make Belle II a premier experiment for studying tau-lepton physics. [...]
Fulltext: PDF; |
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230.
| Searches for lepton flavor violation in meson decays at Belle
/ Sourav Patra
[BELLE2-TALK-DRAFT-2023-193]
[BELLE2-TALK-CONF-2023-197]
04 December 2023
/ The 17th International Workshop on Tau Lepton Physics
We present searches for the charged lepton-flavor-violating decays in $\Upsilon(1S) \to \ell^{\pm}\ell^{\prime\mp}$ and $\Upsilon(1S) \to \gamma \ell^{\pm}\ell^{\prime\mp}$ decays, where $\ell,\ell^\prime=e, \mu, \tau$ using $25 {\rm fb}^{-1}$ of $\Upsilon(2S)$ data. [...]
Fulltext: PDF; |
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231.
| Measurements of Michel parameters and tests of lepton universality in tau-lepton decays at Belle and Belle II
/ Paul Feichtinger
[BELLE2-TALK-DRAFT-2023-188]
[BELLE2-TALK-CONF-2023-196]
04 December 2023
/ The 17th International Workshop on Tau Lepton Physics
Improved measurements of the standard model properties of the tau provide indirect searches for beyond-the-standard-model physics. [...]
Fulltext: PDF; |
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232.
| Partial wave analysis of tau --> pi- pi- pi+ nu decays at Belle
/ Andrei Rabusov
[BELLE2-TALK-DRAFT-2023-190]
[BELLE2-TALK-CONF-2023-195]
04 December 2023
/ The 17th International Workshop on Tau Lepton Physics
We present a partial-wave analysis of decays recorded with the Belle experiment at the KEKB collider. [...]
Fulltext: PDF; |
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