Explanipedia

Observation of the radiative decay $D_s (2317)^+ \to D_s^* γ$ Open

Belle II Collaboration, M. Abumusabh, I. Adachi, L. Aggarwal, H. Ahmed , et al. · 2025

We observe the radiative decay $D^{*}_{s0}(2317)^{+} \to D_{s}^{*+} γ$ for the first time, with a significance exceeding $10$ standard deviations. The signal is found in the continuum $e^+ e^- \to c\bar{c}$ process with the combined data s…

Corrigendum to “Optimisation of anaerobic digestion of palm oil mill effluent with biochar addition: Synergistic application of Artificial neural network and response Surface Methodology” [Fuel 398 (2025) 135514] Open

P. Chang, Yi Jing Chan, Senthil Kumar Arumugasamy, Yoke Kin Wan, Jun Wei Lim · 2025

Search for Decays at the Belle II Experiment Open

I. Adachi, K. Adamczyk, L. Aggarwal, H. Ahmed, H. Aihara , et al. · 2025

We present a search for the rare flavor-changing neutral-current decay B0→K*0τ+τ− with data collected by the Belle II experiment at the SuperKEKB electron-positron collider. The analysis uses a 365 fb−1 data sample recorded at the center-…

Measurement of the branching fraction and search for and decays at Belle Open

I. Adachi, L. Aggarwal, H. Ahmed, Y. H. Ahn, H. Aihara , et al. · 2025

Search for a pentaquark state decaying into pJ/ψ in Υ(1, 2S) inclusive decays at Belle Open

X. Dong, Shiming Zou, H. Y. Zhang, X. L. Wang, I. Adachi , et al. · 2025

A bstract Using the data samples of 102 million Υ(1 S ) and 158 million Υ(2 S ) events collected by the Belle detector, we search for a pentaquark state in the pJ/ψ final state from Υ(1 , 2 S ) inclusive decays. Here, the charge-conjugate …

Measurement of B → K*(892)γ decays at Belle II Open

I. Adachi, L. Aggarwal, H. Ahmed, H. Aihara, Н. Акопов , et al. · 2025

A bstract We present measurements of B → K * (892) γ decays using 365 fb − 1 of data collected from 2019 to 2022 by the Belle II experiment at the SuperKEKB asymmetric-energy e + e − collider. The data sample contains (387 ± 6) × 10 6 Υ(4 …

Unearthing the Moon’s Deep Secrets: Multi-Site Geomagnetic Depth Sounding Evidence for Mantle Heterogeneity and Partial Melt Open

Ping-Yu Chang, Ding-Jiun Lin, Hisayoshi Shimizu, Kiyoshi Baba, P. Chang , et al. · 2025

The structure and thermal state of the Moon’s deep interior remain incompletely understood. Here, we apply geomagnetic depth sounding (GDS) to Apollo 12, 15, and 16 surface magnetometer data—yielding the first comparative, multi-site resis…

Test of lepton flavor universality with measurements of and using semileptonic tagging at the Belle II experiment Open

NULL AUTHOR_ID, K. Adamczyk, L. Aggarwal, H. Ahmed, H. Aihara , et al. · 2025

We report measurements of the ratios of branching fractions R(D(*)+)=B(B¯0→D(*)+τ−ν¯τ)/B(B¯0→D(*)+ℓ−ν¯ℓ), where ℓ denotes either an electron or a muon. These ratios test the universality of the charged-current weak interaction. The results…

Search for Lepton-Flavor-Violating Decay Modes with Hadronic Tagging at Belle and Belle II Open

NULL AUTHOR_ID, K. Adamczyk, L. Aggarwal, H. Ahmed, H. Aihara , et al. · 2025

We present the first search for the lepton-flavor-violating decay modes B0→KS0τ±ℓ∓ (ℓ=μ,e) using the 711 and 365 fb−1 data samples recorded by the Belle and Belle II detectors, respectively. We use a hadronic B-tagging technique to fully …

Optimisation of anaerobic digestion of palm oil mill effluent with biochar addition: Synergistic application of Artificial neural network and response Surface Methodology Open

P. Chang, Yi Jing Chan, Senthil Kumar Arumugasamy, Yoke Kin Wan, Jun Wei Lim · 2025

Measurement of the branching fraction, polarization, and time-dependent asymmetry in decays and constraint on the CKM angle Open

I. Adachi, L. Aggarwal, H. Ahmed, Н. Акопов, M. Alhakami , et al. · 2025

We present a measurement of the branching fraction and fraction of longitudinal polarization of B0→ρ+ρ− decays, which have two π0’s in the final state. We also measure time-dependent CP violation parameters for decays into longitudinally p…

Measurement of branching fractions, asymmetry, and isospin asymmetry for decays using Belle and Belle II data Open

I. Adachi, K. Adamczyk, L. Aggarwal, H. Aihara, Н. Акопов , et al. · 2025

We present measurements of B+→ρ+γ and B0→ρ0γ decays using a combined data sample of 772×106 BB¯ pairs collected by the Belle experiment and 387×106 BB¯ pairs collected by the Belle II experiment in e+e− collisions at the ϒ(4S) resonance.…

Measurement of the branching fraction and -violating asymmetry of the decay using 387 million decays in Belle II data Open

I. Adachi, L. Aggarwal, H. Ahmed, H. Aihara, M. Alhakami , et al. · 2025

We measure the branching fraction and CP-violating flavor-dependent rate asymmetry of B0→π0π0 decays reconstructed using the Belle II detector in an electron-positron collision sample containing 387×106 ϒ(4S) mesons. Using an optimized ev…

Measurement of the inclusive branching fractions for $${B}_{s}^{0}$$ decays into D mesons via hadronic tagging Open

I. Adachi, L. Aggarwal, H. Ahmed, H. Aihara, Н. Акопов , et al. · 2025

A bstract We report measurements of the absolute branching fractions $$\mathcal{B}\left({B}_{s}^{0}\to {D}_{s}^{\pm }X\right)$$ , $$\mathcal{B}\left({B}_{s}^{0}\to {D}^{0}/{\overline{D} }^{0}X\right)$$ , and $$\mathcal{B}\left({B}_{s}^{0}\…

Search for CP violation in $$ {D}_{(s)}^{+}\to {K}_S^0{K}^{-}{\pi}^{+}{\pi}^{+} $$ decays using triple and quadruple products Open

L. Aggarwal, H. Ahmed, H. Aihara, Н. Акопов, A. Aloisio , et al. · 2025

A bstract We perform the first search for CP violation in $$ {D}_{(s)}^{+}\to {K}_S^0{K}^{-}{\pi}^{+}{\pi}^{+} $$ decays. We use a combined data set from the Belle and Belle II experiments, which study e + e − collision…

Measurement of the time-integrated asymmetry in decays using Belle and Belle II data Open

I. Adachi, L. Aggarwal, H. Ahmed, H. Aihara, Н. Акопов , et al. · 2025

We measure the time-integrated CP asymmetry in D0→KS0KS0 decays reconstructed in e+e−→cc¯ events collected by the Belle and Belle II experiments. The corresponding data samples have integrated luminosities of 980 and 428 fb−1, respectivel…

Observation of time-dependent violation and measurement of the branching fraction of decays Open

I. Adachi, L. Aggarwal, H. Ahmed, H. Aihara, Н. Акопов , et al. · 2025

We present a measurement of the branching fraction and time-dependent charge-parity (CP) decay-rate asymmetries in B0→J/ψπ0 decays. The data sample was collected with the Belle II detector at the SuperKEKB asymmetric e+e− collider in 2019–…

Measurement of Asymmetries in Decays at Belle II Open

I. Adachi, L. Aggarwal, H. Ahmed, H. Aihara, Н. Акопов , et al. · 2025

We report measurements of time-dependent CP asymmetries in B0→KS0π0γ decays based on a data sample of (388±6)×106 BB¯ events collected at the ϒ(4S) resonance with the Belle II detector. The Belle II experiment operates at the SuperKEKB as…

Search for lepton flavor-violating decay modes $B^0\to K_S^0\tau^\pm\ell^\mp~(\ell=\mu, e)$ with hadronic $B$-tagging at Belle and Belle II Open

Ichiro Adachi, K. Adamczyk, L. Aggarwal, H. Ahmed, Hiroaki Aihara , et al. · 2025

We present the first search for the lepton flavor-violating decay modes $B^0 \rightarrow K_S^0 \tau^\pm \ell^\mp~(\ell=\mu, e)$ using the 711 fb$^{-1}$ and 365 fb$^{-1}$ data samples recorded by the Belle and Belle II detectors, respective…

Measurement of branching fractions, CP asymmetry, and isospin asymmetry for $\boldsymbol{B\rightarrow\rho\gamma}$ decays using Belle and Belle II data Open

Belle II Collaboration, I. Adachi, K. Adamczyk, L. Aggarwal, H. Aihara , et al. · 2025

We present measurements of $B^{+}\rightarrow\rho^{+}\gamma$ and $B^{0}\rightarrow\rho^{0}\gamma$ decays using a combined data sample of $772 \times 10^6$$B\overline{B}$ pairs collected by the Belle experiment and $387\times 10^6$$B\overlin…

Measurement of the branching fraction and $\it CP$-violating asymmetry of the decay $B^{0} \rightarrow π^{0} π^{0}$ using $387$ million bottom-antibottom meson pairs in Belle II data Open

Ichiro Adachi, L. Aggarwal, H. Ahmed, H. Aihara, M. Alhakami , et al. · 2024

We measure the branching fraction and $\it CP$-violating flavor-dependent rate asymmetry of $B^{0} \to π^{0} π^{0}$ decays reconstructed using the Belle II detector in an electron-positron collision sample containing $387 \times 10^{6}$ $B…

Well-edge-dominated graphs containing triangles Open

J. Scott Berg, P. Chang, Claire Kaneshiro, Kirsti Kuenzel, Ryan Pellico , et al. · 2024

A set of edges $F$ in a graph $G$ is an edge dominating set if every edge in $G$ is either in $F$ or shares a vertex with an edge in $F$. $G$ is said to be well-edge-dominated if all of its minimal edge dominating sets have the same cardin…

Measurement of the cross section in the energy range 0.62–3.50 GeV at Belle II Open

I. Adachi, L. Aggarwal, H. Aihara, Н. Акопов, A. Aloisio , et al. · 2024

We report a measurement of the e+e−→π+π−π0 cross section in the energy range from 0.62 to 3.50 GeV using an initial-state radiation technique. We use an e+e− data sample corresponding to 191 fb−1 of integrated luminosity, collected at a c…

Test of light-lepton universality in <em>τ</em> decays with the Belle II experiment Open

I. Adachi, K. Adamczyk, L. Aggarwal, H. Aihara, Н. Акопов , et al. · 2024

We present a measurement of the ratio R_µ = $\\mathcal{B}$($τ^- → µ^-\\overline{ν}_µν_τ$)/$\\mathcal{B}(τ^- → e^-\\overline{ν}_eν_τ$) of branching fractions B of the τ lepton decaying to muons or electrons using data collected wi…

Measurement of asymmetries in decays at Belle II Open

I. Adachi, L. Aggarwal, H. Ahmed, H. Aihara, Н. Акопов , et al. · 2024

We describe a measurement of charge-parity (CP) violation asymmetries in B0→η′KS0 decays using Belle II data. We consider η′→η(→γγ)π+π− and η′→ρ(→π+π−)γ decays. The data were collected at the SuperKEKB asymmetric-energy e+e− collider betwe…

Test of lepton flavor universality with a measurement of using hadronic tagging at the Belle II experiment Open

I. Adachi, K. Adamczyk, L. Aggarwal, H. Ahmed, H. Aihara , et al. · 2024

The ratio of branching fractions R(D*)=B(B¯→D*τ−ν¯τ)/B(B¯→D*ℓ−ν¯ℓ), where ℓ is an electron or muon, is measured using a Belle II data sample with an integrated luminosity of 189 fb−1 at the SuperKEKB asymmetric-energy e+e− collider. Data …

Determination of the CKM angle ϕ3 from a combination of Belle and Belle II results Open

I. Adachi, L. Aggarwal, H. Aihara, Н. Акопов, A. Aloisio , et al. · 2024

A bstract We report a determination of the CKM angle ϕ 3 , also known as γ , from a combination of measurements using samples of up to 711 fb − 1 from the Belle experiment and up to 362 fb − 1 from the Belle II experiment. We combine resul…

Measurement of the energy dependence of the e+e− → $$ B\overline{B} $$, $$ B{\overline{B}}^{\ast } $$, and $$ {B}^{\ast }{\overline{B}}^{\ast } $$ cross sections at Belle II Open

I. Adachi, L. Aggarwal, H. Ahmed, H. Aihara, Н. Акопов , et al. · 2024

A bstract We report measurements of the e + e − → $$ B\overline{B} $$ , $$ B{\overline{B}}^{\ast } $$ , and $$ {B}^{\ast }{\overline{B}}^{\ast } $$ cross sections at four energies, 10653, 10701, 10746 and 10805 MeV, us…

Measurements of the branching fractions of $$ {\Xi}_c^0\to {\Xi}^0{\pi}^0 $$, $$ {\Xi}_c^0\to {\Xi}^0\eta $$, and $$ {\Xi}_c^0\to {\Xi}^0{\eta}^{\prime } $$ and asymmetry parameter of $$ {\Xi}_c^0\to {\Xi}^0{\pi}^0 $$ Open

I. Adachi, L. Aggarwal, H. Aihara, Н. Акопов, A. Aloisio , et al. · 2024

A bstract We present a study of $$ {\Xi}_c^0\to {\Xi}^0{\pi}^0 $$ , $$ {\Xi}_c^0\to {\Xi}^0\eta $$ , and $$ {\Xi}_c^0\to {\Xi}^0{\eta}^{\prime } $$ decays using the Belle and Belle II data samples, which h…

Measurement of the integrated luminosity of data samples collected during 2019-2022 by the Belle II experiment* Open

The Belle II Collaboration, I. Adachi, L. Aggarwal, H. Ahmed, J. K. Ahn , et al. · 2024

A series of data samples was collected with the Belle II detector at the SuperKEKB collider from March 2019 to June 2022. We determine the integrated luminosities of these data samples using three distinct methodologies involving Bhabha ( …

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