S. Bansal
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View article: Search for an axion-like particle in B → K(*)a(→ γγ) decays at Belle
Search for an axion-like particle in B → K(*)a(→ γγ) decays at Belle Open
A bstract We report a search for an axion-like particle a in B → K (*) a decays using data collected with the Belle detector at the KEKB asymmetric-energy electron-positron collider. The search is based on a 711 fb − 1 data sample collecte…
Measurement of the branching fraction and search for and decays at Belle Open
We present a study of the rare charm meson decays D 0 → K + K − e + e − , π + π − e + e − , and K − π + e + e − using a 942 fb − 1 dataset collected by the Belle detector at the KEKB asymmetric-e…
View article: Search for a Dark Higgs Boson Produced in Association with Inelastic Dark Matter at the Belle II Experiment
Search for a Dark Higgs Boson Produced in Association with Inelastic Dark Matter at the Belle II Experiment Open
Inelastic dark matter models that have two dark matter particles and a massive dark photon can reproduce the observed relic dark matter density without violating cosmological limits. The mass splitting between the two dark matter particles…
View article: Observation of $e^+e^-\toηΥ(2S)$ and search for $e^+e^-\toηΥ(1S),~γX_b$ at $\sqrt{s}$ near 10.75 GeV
Observation of $e^+e^-\toηΥ(2S)$ and search for $e^+e^-\toηΥ(1S),~γX_b$ at $\sqrt{s}$ near 10.75 GeV Open
We present an analysis of the processes $e^{+}e^{-}\toηΥ(1S)$, $ηΥ(2S)$, and $γX_b$ with $X_b\toπ^+π^-χ_{bJ},~χ_{bJ}\toγΥ(1S)$ $(J=1,~2)$ reconstructed from $γγπ^+π^-\ell^+\ell^-~(\ell=e,~μ)$ final states in $19.6\rm~\rm fb^{-1}$ of Belle …
View article: Measurement of B → K*(892)γ decays at Belle II
Measurement of B → K*(892)γ decays at Belle II Open
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 …
View article: Integrated ichnology and sedimentology of the Member-A (Dhaulagiri Formation, Tal Group), Mussoorie syncline: Discussion on trace fossils and Ediacaran-Cambrian boundary in Mussoorie syncline, Lesser Himalaya
Integrated ichnology and sedimentology of the Member-A (Dhaulagiri Formation, Tal Group), Mussoorie syncline: Discussion on trace fossils and Ediacaran-Cambrian boundary in Mussoorie syncline, Lesser Himalaya Open
The present work recognised a well-preserved suite of trace fossils including Catenichnus isp., Cruziana problematica, Cruziana tenella, Diplichnites isp., Monomorphichnus lineatus, Planolites montanus, Rusophycus isp., ?Rosselia socialis …
View article: Fiscal Federalism in India
Fiscal Federalism in India Open
Countries are categorised as federal or unitary based on their level of autonomy in governance. Federalism is a political system in which constituent entities have autonomy to the point that sovereignty is shared by the union and the ‘unit…
View article: Search for a Dark Higgs Boson Produced in Association with Inelastic Dark Matter at the Belle II Experiment
Search for a Dark Higgs Boson Produced in Association with Inelastic Dark Matter at the Belle II Experiment Open
Inelastic dark matter models that have two dark matter particles and a massive dark photon can reproduce the observed relic dark matter density without violating cosmological limits. The mass splitting between the two dark matter particles…
View article: Study on discharge and short circuit generation in CMS GE1/1 triple-GEM detectors during Run 3
Study on discharge and short circuit generation in CMS GE1/1 triple-GEM detectors during Run 3 Open
The installation of the new GE1/1 station of Gas Electron Multiplier (GEM) detectors in the Compact Muon Solenoid (CMS) experiment was completed during the Long Shutdown 2 (LS2) phase of the Large Hadron Collider (LHC). The GE1/1 station h…
View article: Measurement of the inclusive branching fractions for $${B}_{s}^{0}$$ decays into D mesons via hadronic tagging
Measurement of the inclusive branching fractions for $${B}_{s}^{0}$$ decays into D mesons via hadronic tagging Open
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}\…
View article: Search for Pcs(4459) and Pcs(4338) in Upsilon(1S,2S) inclusive decays at Belle
Search for Pcs(4459) and Pcs(4338) in Upsilon(1S,2S) inclusive decays at Belle Open
Using data samples of 102 million Upsilon(1S) events and 158 million Upsilon(2S) events collected by the Belle detector at the KEKB asymmetric-energy $e^+e^-$ collider, we search for [udsccbar] pentaquark states decaying to Jpsi Lambda. Us…
View article: Measurement of $B \to K{}^{*}(892)\gamma$ decays at Belle II
Measurement of $B \to K{}^{*}(892)\gamma$ decays at Belle II Open
We present measurements of $B \to K{}^{*}(892)\gamma$ decays using $365\,{\rm 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 \pm…
View article: Search for lepton flavor-violating decay modes $B^0\to K_S^0τ^\pm\ell^\mp~(\ell=μ, e)$ with hadronic $B$-tagging at Belle and Belle II
Search for lepton flavor-violating decay modes $B^0\to K_S^0τ^\pm\ell^\mp~(\ell=μ, e)$ with hadronic $B$-tagging at Belle and Belle II Open
We present the first search for the lepton flavor-violating decay modes $B^0 \rightarrow K_S^0 τ^\pm \ell^\mp~(\ell=μ, e)$ using the 711 fb$^{-1}$ and 365 fb$^{-1}$ data samples recorded by the Belle and Belle II detectors, respectively. W…
View article: Test of light-lepton universality in <em>τ</em> decays with the Belle II experiment
Test of light-lepton universality in <em>τ</em> decays with the Belle II experiment Open
We present a measurement of the ratio Rµ = $\\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 with the Bell…
View article: Determination of the CKM angle ϕ3 from a combination of Belle and Belle II results
Determination of the CKM angle ϕ3 from a combination of Belle and Belle II results Open
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…
View article: Measurement of the branching fractions of $$ \overline{B} $$ → D(*)K−$$ {K}_{(S)}^{\left(\ast \right)0} $$ and $$ \overline{B} $$ → D(*)$$ {D}_s^{-} $$ decays at Belle II
Measurement of the branching fractions of $$ \overline{B} $$ → D(*)K−$$ {K}_{(S)}^{\left(\ast \right)0} $$ and $$ \overline{B} $$ → D(*)$$ {D}_s^{-} $$ decays at Belle II Open
We present measurements of the branching fractions of eight $$ {\overline{B}}^0 $$ → D (*)+ K − $$ {K}_{(S)}^{\left(\ast \right)0} $$ , B − → D (*)0 K − $$ {K}_{(S)}^{\left(\ast \right)0} $$ decay channels. The resu…
View article: Measurement of branching fractions, CP asymmetry, and isospin asymmetry for $\boldsymbol{B\rightarrowργ}$ decays using Belle and Belle II data
Measurement of branching fractions, CP asymmetry, and isospin asymmetry for $\boldsymbol{B\rightarrowργ}$ decays using Belle and Belle II data Open
We present measurements of $B^{+}\rightarrowρ^{+}γ$ and $B^{0}\rightarrowρ^{0}γ$ decays using a combined data sample of $772 \times 10^6$ $B\overline{B}$ pairs collected by the Belle experiment and $387\times 10^6$ $B\overline{B}$ pairs co…
View article: Study of Υ(10753) decays to π+π−Υ(nS) final states at Belle II
Study of Υ(10753) decays to π+π−Υ(nS) final states at Belle II Open
A bstract We present an analysis of the process e + e − → π + π − Υ( nS ) (where n = 1, 2, or 3) reconstructed in 19 . 6 fb − 1 of Belle II data during a special run of the SuperKEKB collider at four energy points near the peak of the Υ(10…
View article: Search for the decay $B^{0}\toγγ$ using Belle and Belle II data
Search for the decay $B^{0}\toγγ$ using Belle and Belle II data Open
We report the result of a search for the rare decay $B^{0} \to γγ$ using a combined dataset of $753\times10^{6}$ $B\bar{B}$ pairs collected by the Belle experiment and $387\times10^{6}$ $B\bar{B}$ pairs collected by the Belle II experiment…
View article: Determination of the CKM angle $ϕ_{3}$ from a combination of Belle and Belle II results
Determination of the CKM angle $ϕ_{3}$ from a combination of Belle and Belle II results Open
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…
View article: Search for Rare $b \to d\ell^+\ell^-$ Transitions at Belle
Search for Rare $b \to d\ell^+\ell^-$ Transitions at Belle Open
We present the results of a search for the $b \to d\ell^+\ell^-$ flavor-changing neutral-current rare decays $B^{+, 0} \to (η, ω, π^{+,0}, ρ^{+, 0}) e^+e^-$ and $B^{+, 0} \to (η, ω, π^{0}, ρ^{+}) μ^+μ^-$ using a $711$ fb$^{-1}$ data sample…
View article: Measurement of the $e^+e^- \to \pi^+\pi^-\pi^0$ cross section in the energy range 0.62-3.50 GeV at Belle II
Measurement of the $e^+e^- \to \pi^+\pi^-\pi^0$ cross section in the energy range 0.62-3.50 GeV at Belle II Open
We report a measurement of the $e^+e^- \to \pi^+\pi^-\pi^0$ 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 $\text{fb}^{-1}$ of integra…
View article: A test of lepton flavor universality with a measurement of $R(D^{*})$ using hadronic $B$ tagging at the Belle II experiment
A test of lepton flavor universality with a measurement of $R(D^{*})$ using hadronic $B$ tagging at the Belle II experiment Open
The ratio of branching fractions $R(D^{*}) = \mathcal{B}(\overline{B} \rightarrow D^{*} \tau^{-} \overline{\nu}_{\tau})$/$\mathcal{B} (\overline{B} \rightarrow D^{*} \ell^{-} \overline{\nu}_{\ell})$, where $\ell$ is an electron or muon, is…
View article: Search for a $\mu^+\mu^-$ resonance in four-muon final states at Belle II
Search for a $\mu^+\mu^-$ resonance in four-muon final states at Belle II Open
We report on a search for a resonance $X$ decaying to a pair of muons in $e^{+}e^{-}\rightarrow \mu^+ \mu^- X$ events in the 0.212-9.000 GeV/$c^{2}$ mass range, using 178 fb$^{-1}$ of data collected by the BelleII experiment at the SuperKE…
View article: Measurement of the branching fractions of $ \overline{B} $ → D$^{(*)}$K$^{−} {K}_{(S)}^{\left(\ast \right)0} $ and $ \overline{B} $ → D$^{(*)} {D}_s^{-} $ decays at Belle II
Measurement of the branching fractions of $ \overline{B} $ → D$^{(*)}$K$^{−} {K}_{(S)}^{\left(\ast \right)0} $ and $ \overline{B} $ → D$^{(*)} {D}_s^{-} $ decays at Belle II Open
We present measurements of the branching fractions of eight $ {\overline{B}}^0 $ → D$^{(*)+}$K$^{−} {K}_{(S)}^{\left(\ast \right)0} $, B$^{−}$ → D$^{(*)0}$K$^{−} {K}_{(S)}^{\left(\ast \right)0} $ decay channels. The results are based on da…
View article: Evidence for $B^{+}\to K^{+}\nu\bar{\nu}$ Decays
Evidence for $B^{+}\to K^{+}\nu\bar{\nu}$ Decays Open
We search for the rare decay $B^{+}\rightarrow K^{+}\nu\bar{\nu}$ in a $362\ \rm{fb}^{-1}$ sample of electron-positron collisions at the $\Upsilon(4S)$ resonance collected with the Belle II detector at the SuperKEKB collider. We use the in…
View article: Measurement of the branching fraction and $\it CP$-violating asymmetry of the decay $B^{0} \rightarrow \pi^{0} \pi^{0}$ using $387$ million bottom-antibottom meson pairs in Belle II data
Measurement of the branching fraction and $\it CP$-violating asymmetry of the decay $B^{0} \rightarrow \pi^{0} \pi^{0}$ using $387$ million bottom-antibottom meson pairs in Belle II data Open
We measure the branching fraction and $\it CP$-violating flavor-dependent rate asymmetry of $B^{0} \to \pi^{0} \pi^{0}$ decays reconstructed using the Belle II detector in an electron-positron collision sample containing $387 \times 10^{6}…
View article: Morphometric and Morphological Study of the First Rib in the Population of Rajasthan, India: A Cross-sectional Study
Morphometric and Morphological Study of the First Rib in the Population of Rajasthan, India: A Cross-sectional Study Open
Introduction: The first rib is the shortest, most curved and atypical of all ribs. An angle is visible between the head and the tubercle at the inferior portion of the neck, which can indicate the sex of the individual when viewed in a non…