M. Purohit

activity

19992025

most citedEvidence for an excess of B -> D(*) Tau Nu decays

857 citations · 2.4k across the 28 of their papers we have counts for

collaborators

29 papers

hep-ex2025

United States Muon Collider Community White Paper for the European Strategy for Particle Physics Update

A. Abdelhamid, D. Acosta, P. Affleck +301

This document is being submitted to the 2024-2026 European Strategy for Particle Physics Update (ESPPU) process on behalf of the US Muon Collider community, with its preparation co…

hep-ex2020★ 2 cited

Studies of the semileptonic $B ˉ^{0} \to D^{*+} ℓ^{-} ν ˉ_{ℓ}$ and $B^{-} \to D^{0} ℓ^{-} ν ˉ_{ℓ}$ decay processes with 34.6 fb $^{- 1}$ of Belle II data

Belle II Collaboration, F. Abudinén, I. Adachi +542

We report measurements of the $B ˉ^{0} \to D^{*+} ℓ^{-} ν ˉ_{l}$ and $B^{-} \to D^{0} ℓ^{-} ν ˉ_{l}$ processes using 34.6 fb $^{- 1}$ of collision events recorded by the Belle…

hep-ex2020★ 1 cited

Measurement of the $B^{0}$ lifetime using fully reconstructed hadronic decays in the 2019 Belle II dataset

Belle II Collaboration, F. Abudinén, I. Adachi +534

This document presents the measurement of $B^{0}$ meson lifetimes using the 2019 Belle II dataset that corresponds to an integrated luminosity of $8.7 \pm 0.2$ fb $^{- 1}$ . Each candid…

hep-ex2019

Experimental determination of the isospin of $Λ_{c} (2765)^{+} / Σ_{c} (2765)^{+}$

The Belle Collaboration, A. Abdesselam, I. Adachi +454

We report an experimental determination of the isospin of $Λ_{c} (2765)^{+} / Σ_{c} (2765)^{+}$ using 980 fb $^{- 1}$ data in the $e^{+} e^{-}$ annihilation around $s = 10.6$ GeV collected by…

hep-ex2019★ 7 cited

Search for rare or forbidden decays of the $D^{0}$ meson

J. P. Lees, V. Poireau, V. Tisserand +234

We present a search for nine lepton-number-violating and three lepton-flavor-violating neutral charm decays of the type $D^{0} \to h^{' -} h^{-} ℓ^{' +} ℓ^{+}$ …

hep-ex2018★ 1 cited

Measurements of branching fraction and $C P$ asymmetry of the $B ˉ^{0} (B^{0}) \to K_{S}^{0} K^{\mp} π^{\pm}$ decay at Belle

A. Abdesselam, I. Adachi, K. Adamczyk +446

We report the measurement of the branching fraction and $C P$ asymmetry for the $B ˉ^{0} (B^{0}) \to K_{S}^{0} K^{\mp} π^{\pm}$ decay. The analysis is performed on a data sample of…

hep-ex2015★ 20 cited

Measurement of the I=1/2 $K π$ $S$ -wave amplitude from Dalitz plot analyses of $η_{c} \to K K ˉ π$ in two-photon interactions

The BABAR Collaboration, J. P. Lees, others

We study the processes $γ γ \to K_{S}^{0} K^{\pm} π^{\mp}$ and $γ γ \to K^{+} K^{-} π^{0}$ using a data sample of 519~ $f b^{- 1}$ recorded with the BaBar detector operating at the SLAC PEP-II asymm…

hep-ex2015★ 25 cited

Study of the $e^{+} e^{-} \to K^{+} K^{-}$ reaction in the energy range from 2.6 to 8.0 GeV

The BABAR Collaboration

The $e^{+} e^{-} \to K^{+} K^{-}$ cross section and charged-kaon electromagnetic form factor are measured in the $e^{+} e^{-}$ center-of-mass energy range ( $E$ ) from 2.6 to 8.0 GeV using the initi…

hep-ex2015★ 17 cited

Evidence for $C P$ violation in $B^{+} \to K^{*} (892)^{+} π^{0}$ from a Dalitz plot analysis of $B^{+} \to K_{S}^{0} π^{+} π^{0}$ decays

J. P. Lees

We report a Dalitz plot analysis of charmless hadronic decays of charged $B$ mesons to the final state $K_{S}^{0} π^{+} π^{0}$ using the full BaBar dataset of $470.9 \pm 2.8$ milli…

hep-ex2014★ 53 cited

Study of B{+-,0} --> J/ψ K+ K- K{+-,0} and search for B0 --> J/ψ ϕ at BABAR

The BABAR Collaboration

We study the rare B meson decays B{+-,0} --> J/ψ K^+ K^- K{+-,0}, B{+-,0} --> J/ψ ϕ K{+-,0}, and search for B0 --> J/ψ ϕ, using 469 million BBbar events collected at the Upsilon(4S…

hep-ex2014★ 8 cited

Evidence for the baryonic decay B0bar --> D0 Lambda Lambdabar

The BABAR Collaboration, J. P. Lees, others

Evidence is presented for the baryonic $B$ meson decay $B ˉ \to D^{0} Λ Λ ˉ$ based on a data sample of $471 \times 1 0^{6}$ $B B ˉ$ pairs collected with the {\it BABAR} d…

hep-ex2013★ 101 cited

Measurement of the B->Xsl+l- branching fraction and search for direct CP violation from a sum of exclusive final states

The BABAR Collaboration, J. P. Lees, others

We present a measurement of the total branching fraction of the flavor-changing neutral-current process B->Xsl+l-, along with partial branching fractions in bins of dilepton and ha…

hep-ex2013★ 5 cited

Evidence for the decay B0 --> omega omega and search for B0 --> omega phi

The BABAR Collaboration, J. P. Lees, V. Poireau +333

We describe searches for B meson decays to the charmless vector-vector final states omega omega and omega phi with 471 x 10^6 B Bbar pairs produced in e+ e- annihilation at sqrt(s)…

hep-ex2013★ 35 cited

Search for lepton-number violating B+ -> X- l+ l'+ decays

J. P. Lees, others, The BABAR Collaboration

We report on a search for eleven lepton-number violating processes B+ -> X- l+ l'+ with X- = K-, pi-, rho-, K*- or D- and l+/l'+ = e+ or mu+, using a sample of 471+/-3 million BBba…

hep-ex2013★ 106 cited

Measurement of Collins asymmetries in inclusive production of charged pion pairs in e^+e^- annihilation at BABAR

The BABAR Collaboration

We present measurements of Collins asymmetries in the inclusive process e+e- -->pi pi X, where pi stands for charged pions, at a center-of-mass energy of 10.6 GeV. We use a data sa…

hep-ex2013★ 100 cited

Precision Measurement of the e+e- --> K+K-(gamma) Cross Section with the Initial-State Radiation Method at BaBar

The BaBar Collaboration, J. P. Lees, others

A precise measurement of the cross section for the process e+e- --> K+K-(gamma) from threshold to an energy of 5 GeV is obtained with the initial-state radiation (ISR) method using…

hep-ex2013★ 31 cited

Search for CP Violation in B0B0bar Mixing using Partial Reconstruction of B0-->D*-Xl+ nu and a Kaon Tag

J. P. Lees, others. The BABAR Collaboration

We present results of a search for CP violation in B0B0bar mixing with the BABAR detector. We select a sample of B0-->D*-Xl+ nu decays with a partial reconstruction method and use…

hep-ex2013★ 39 cited

Measurement of the D(2010)+ meson width and the D(2010)+ - D0 mass difference

The BaBar Collaboration

We measure the mass difference, Δm_0, between the D*(2010)+ and the D0 and the natural line width, Γ, of the transition D*(2010)+ -> D0 pi+. The data were recorded with the BABAR d…

hep-ex2013★ 23 cited

Measurement of the D(2010)+ natural line width and the D(2010)+ - D0 mass difference

The BaBar Collaboration

We measure the mass difference, Δm_0, between the D*(2010)+ and the D0 and the natural line width, Γ, of the transition D*(2010)+ -> D0 pi+. The data were recorded with the BABAR d…

hep-ex2013★ 5 cited

Study of the decay $B ˉ^{0} \to Λ_{c}^{+} p ˉ π^{+} π^{-}$ and its intermediate states

The Babar Collaboration, J. P. Lees, V. Poireau +351

We study the decay $B ˉ^{0} \to Λ_{c}^{+} p ˉ π^{+} π^{-}$ , reconstructing the Λ_{c}^{+} baryon in the $p K^{-} π^{+}$ mode, using a data sample of $467 \times 1 0^{6}$ $B\…

hep-ex2013★ 198 cited

Search for B --> K(*) nu nubar and invisible quarkonium decays

The BABAR Collaboration

We search for the flavor-changing neutral-current decays B->K(*)nu nubar, and the invisible decays J/psi->nu nubar and psi(2S)->nu nubar via B->K(*)J/psi and B->K(*)psi(2S) respect…

hep-ex2012★ 92 cited

Precision Measurement of the B to X_s γPhoton Energy Spectrum, Branching Fraction, and Direct CP Asymmetry A_{CP}(B to X_{s+d}γ

The BaBar Collaboration

The photon spectrum in the inclusive electromagnetic radiative decays of the $B$ meson, $B \to X_{s} γ$ plus $B \to X_{d} γ$ , is studied using a data sample of $(382.8 \pm 4.2) \ti…

hep-ex2012★ 857 cited

Evidence for an excess of B -> D(*) Tau Nu decays

The BaBar Collaboration

Based on the full BaBar data sample, we report improved measurements of the ratios R(D(*)) = B(B -> D(*) Tau Nu)/B(B -> D(*) l Nu), where l is either e or mu. These ratios are sens…

hep-ex2012★ 104 cited

Study of the reaction e^{+}e^{-} -->J/psiπ^{+}π^{-} via initial-state radiation at BaBar

The BABAR Collaboration

We study the process $e^{+} e^{-} \to J / ψ π^{+} π^{-}$ with initial-state-radiation events produced at the PEP-II asymmetric-energy collider. The data were recorded with the BaBar detector…

United States Muon Collider Community White Paper for the European Strategy for Particle Physics Update

Studies of the semileptonic Bˉ0→D∗+ℓ−νˉℓ​ and B−→D0ℓ−νˉℓ​ decay processes with 34.6 fb−1 of Belle II data

Measurement of the B0 lifetime using fully reconstructed hadronic decays in the 2019 Belle II dataset

Experimental determination of the isospin of Λc​(2765)+/Σc​(2765)+

Search for rare or forbidden decays of the D0 meson

Measurements of branching fraction and CP asymmetry of the Bˉ0(B0)→KS0​K∓π± decay at Belle

Measurement of the I=1/2 Kπ S-wave amplitude from Dalitz plot analyses of ηc​→KKˉπ in two-photon interactions

Study of the e+e−→K+K− reaction in the energy range from 2.6 to 8.0 GeV

Evidence for CP violation in B+→K∗(892)+π0 from a Dalitz plot analysis of B+→KS0​π+π0 decays

Study of B{+-,0} --> J/ψ K+ K- K{+-,0} and search for B0 --> J/ψ ϕ at BABAR

Evidence for the baryonic decay B0bar --> D0 Lambda Lambdabar

Measurement of the B->Xsl+l- branching fraction and search for direct CP violation from a sum of exclusive final states

Evidence for the decay B0 --> omega omega and search for B0 --> omega phi

Search for lepton-number violating B+ -> X- l+ l'+ decays

Measurement of Collins asymmetries in inclusive production of charged pion pairs in e^+e^- annihilation at BABAR

Precision Measurement of the e+e- --> K+K-(gamma) Cross Section with the Initial-State Radiation Method at BaBar

Search for CP Violation in B0B0bar Mixing using Partial Reconstruction of B0-->D*-Xl+ nu and a Kaon Tag

Measurement of the D*(2010)+ meson width and the D*(2010)+ - D0 mass difference

Measurement of the D*(2010)+ natural line width and the D*(2010)+ - D0 mass difference

Study of the decay Bˉ0→Λc+​pˉ​π+π− and its intermediate states

Search for B --> K(*) nu nubar and invisible quarkonium decays

Precision Measurement of the B to X_s γPhoton Energy Spectrum, Branching Fraction, and Direct CP Asymmetry A_{CP}(B to X_{s+d}γ

Evidence for an excess of B -> D(*) Tau Nu decays

Study of the reaction e^{+}e^{-} -->J/psiπ^{+}π^{-} via initial-state radiation at BaBar

Studies of the semileptonic $B ˉ^{0} \to D^{*+} ℓ^{-} ν ˉ_{ℓ}$ and $B^{-} \to D^{0} ℓ^{-} ν ˉ_{ℓ}$ decay processes with 34.6 fb $^{- 1}$ of Belle II data

Measurement of the $B^{0}$ lifetime using fully reconstructed hadronic decays in the 2019 Belle II dataset

Experimental determination of the isospin of $Λ_{c} (2765)^{+} / Σ_{c} (2765)^{+}$

Search for rare or forbidden decays of the $D^{0}$ meson

Measurements of branching fraction and $C P$ asymmetry of the $B ˉ^{0} (B^{0}) \to K_{S}^{0} K^{\mp} π^{\pm}$ decay at Belle

Measurement of the I=1/2 $K π$ $S$ -wave amplitude from Dalitz plot analyses of $η_{c} \to K K ˉ π$ in two-photon interactions

Study of the $e^{+} e^{-} \to K^{+} K^{-}$ reaction in the energy range from 2.6 to 8.0 GeV

Evidence for $C P$ violation in $B^{+} \to K^{*} (892)^{+} π^{0}$ from a Dalitz plot analysis of $B^{+} \to K_{S}^{0} π^{+} π^{0}$ decays

Measurement of the D(2010)+ meson width and the D(2010)+ - D0 mass difference

Measurement of the D(2010)+ natural line width and the D(2010)+ - D0 mass difference

Study of the decay $B ˉ^{0} \to Λ_{c}^{+} p ˉ π^{+} π^{-}$ and its intermediate states