A. Seiden

activity

19942022

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

857 citations · 13.5k across the 229 of their papers we have counts for

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206 papers · 1 filter

hep-ex2022★ 9 cited

Testing Lepton Flavor Universality and CKM Unitarity with Rare Pion Decays in the PIONEER experiment

PIONEER Collaboration, W. Altmannshofer, H. Binney +58

The physics motivation and the conceptual design of the PIONEER experiment, a next-generation rare pion decay experiment testing lepton flavor universality and CKM unitarity, are d…

hep-ex2022★ 14 cited

PIONEER: Studies of Rare Pion Decays

PIONEER Collaboration, W. Altmannshofer, H. Binney +58

A next-generation rare pion decay experiment, PIONEER, is strongly motivated by several inconsistencies between Standard Model (SM) predictions and data pointing towards the potent…

hep-ex2016★ 24 cited

Measurement of the inclusive electron spectrum from B meson decays and determination of |Vub|

The BABAR Collaboration

Based on the full BaBar data sample of 466.5 million BBbar pairs, we present measurements of the electron spectrum from semileptonic B meson decays. We fit the inclusive electron s…

hep-ex2016★ 1 cited

Tests of CPT symmetry in B0-B0bar mixing and in B0 -> c cbar K0 decays

BABAR Collaboration

Using the eight time dependences for the decays Upsilon(4S)-> B0 B0bar -> fj fk with the dacay into a flavor-specific state fj = ell+- X before or after the decay into a CP eigenst…

hep-ex2015★ 16 cited

Time-dependent analysis of $B^{0} \to K_{S}^{0} π^{-} π^{+} γ$ decays and studies of the $K^{+} π^{-} π^{+}$ system in $B^{+} \to K^{+} π^{-} π^{+} γ$ decays

P. del Amo Sanchez, others

We measure the time-dependent $C P$ asymmetry in the radiative-penguin decay $B^{0} \to K_{S}^{0} π^{-} π^{+} γ$ , using a sample of $471$ million $Υ(4S) \to B{\kern 0.18em\overline{\kern…

hep-ex2015★ 59 cited

Measurement of Angular Asymmetries in the Decays B->K*l+l-

Babar Collaboration

We study the lepton forward-backward asymmetry AFB and the longitudinal K* polarization FL, as well as an observable P2 derived from them, in the rare decays B->K*l+l-, where l+l-…

hep-ex2015★ 18 cited

Observation of $B \to D^{(*)} π^{+} π^{-} ℓ^{-} ν$ decays in $e^{+} e^{-}$ collisions at the $Υ (4 S)$ resonance

The BABAR Collaboration

We report on measurements of the decays of $B$ mesons into the semileptonic final states $B \to D^{(*)} π^{+} π^{-} ℓ^{-} ν$ , where $D^{(*)}$ represents a…

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★ 34 cited

Collins asymmetries in inclusive charged $K K$ and $K π$ pairs produced in $e^{+} e^{-}$ annihilation

B. Aubert, others

We present measurements of Collins asymmetries in the inclusive process $e^{+} e^{-} \to h_{1} h_{2} X$ , $h_{1} h_{2} = K K, K π, π π$ , at the center-of-mass energy of 10.6 GeV, using a d…

hep-ex2015★ 3 cited

Search for CP violation In B0-B0bar mixing using partial reconstruction of B0bar -> D*+Xl-nubar and kaon tagging

The BABAR Collaboration

We describe in detail a previously published measurement of CP violation induced by B0-anti B0 oscillations, based on an integrated luminosity of 425.7 fb-1 collected by the BABAR…

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★ 40 cited

Dalitz plot analyses of $B^{0} \to D^{-} D^{0} K^{+}$ and $B^{+} \to D^{0} D^{0} K^{+}$ decays

The BABAR Collaboration, J. P. Lees, others

We present Dalitz plot analyses for the decays of $B$ mesons to $D^{-} D^{0} K^{+}$ and $D^{0} D^{0} K^{+}$ . We report the observation of the $D_{s 1}^{*} (2700)^{+}$ resonance in these…

hep-ex2014★ 3 cited

Search for new $π^{0}$ -like particles produced in association with a $τ$ -lepton pair

The BABAR Collaboration, J. P. Lees, others

We report on a search in $e^{+} e^{-}$ annihilations for new $π^{0}$ -like particles produced in association with a $τ$ -lepton pair. These objects, with a similar mass and similar decay mo…

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★ 524 cited

Search for a dark photon in e+e- collisions at BABAR

The BABAR Collaboration

Dark sectors charged under a new Abelian force have recently received much attention in the context of dark matter models. These models introduce a light new mediator, the so-calle…

hep-ex2014★ 62 cited

Cross sections for the reactions $e^{+} e^{-} \to K_{S}^{0} K_{L}^{0}$ , $K_{S}^{0} K_{L}^{0} π^{+} π^{-}$ , $K_{S}^{0} K_{S}^{0} π^{+} π^{-}$ , and $K_{S}^{0} K_{S}^{0} K^{+} K^{-}$ from events with initial-state radiation

The BABAR Collaboration, J. P. Lees

We study the processes $e^{+} e^{-} \to K_{S}^{0} K_{L}^{0} γ$ , $K_{S}^{0} K_{L}^{0} π^{+} π^{-} γ$ , $K_{S}^{0} K_{S}^{0} π^{+} π^{-} γ$ , and $K_{S}^{0} K_{S}^{0} K^{+} K^{-} γ$ , where the photon is radiated from the initial state, pro…

hep-ex2014★ 19 cited

Antideuteron production in $Υ (n S)$ decays and in $e^{+} e^{-} \to q q$ at $s \approx 10.58 Ge V$

J. P. Lees

We present measurements of the inclusive production of antideuterons in $e^{+} e^{-}$ annihilation into hadrons at $\approx 10.58 Ge V$ center-of-mass energy and…

hep-ex2014★ 12 cited

Planning the Future of U.S. Particle Physics (Snowmass 2013): Chapter 8: Instrumentation Frontier

M. Demarteau, R. Lipton, H. Nicholson +211

These reports present the results of the 2013 Community Summer Study of the APS Division of Particles and Fields ("Snowmass 2013") on the future program of particle physics in the…

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★ 4 cited

Search for the decay $B^{0} \to Λ_{c}^{+} p p p$

The BABAR Collaboration

We report a search for the decay $B^{0} \to Λ_{c}^{+} p p p$ . Using a data sample of $471 \times 1 0^{6} B B$ pairs collect…

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★ 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★ 11 cited

Measurement of the B+ --> omega l+ nu branching fraction with semileptonically tagged B mesons

The BABAR Collaboration, J. P. Lees, others

We report a measurement of the branching fraction of the exclusive charmless semileptonic decay B+ --> omega l+ nu, where l is either an electron or a muon. We use samples of B+ me…

Testing Lepton Flavor Universality and CKM Unitarity with Rare Pion Decays in the PIONEER experiment

PIONEER: Studies of Rare Pion Decays

Measurement of the inclusive electron spectrum from B meson decays and determination of |Vub|

Tests of CPT symmetry in B0-B0bar mixing and in B0 -> c cbar K0 decays

Time-dependent analysis of B0→KS0​π−π+γ decays and studies of the K+π−π+ system in B+→K+π−π+γ decays

Measurement of Angular Asymmetries in the Decays B->K*l+l-

Observation of B→D(∗)π+π−ℓ−ν decays in e+e− collisions at the Υ(4S) resonance

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

Collins asymmetries in inclusive charged KK and Kπ pairs produced in e+e− annihilation

Search for CP violation In B0-B0bar mixing using partial reconstruction of B0bar -> D*+Xl-nubar and kaon tagging

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

Dalitz plot analyses of B0→D−D0K+ and B+→D0D0K+ decays

Search for new π0-like particles produced in association with a τ-lepton pair

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

Search for a dark photon in e+e- collisions at BABAR

Cross sections for the reactions e+e−→KS0​KL0​, KS0​KL0​π+π−, KS0​KS0​π+π−, and KS0​KS0​K+K− from events with initial-state radiation

Antideuteron production in Υ(nS) decays and in e+e−→qq​ at s​≈10.58GeV

Planning the Future of U.S. Particle Physics (Snowmass 2013): Chapter 8: Instrumentation Frontier

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

Search for the decay B0→Λc+​p​pp​

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

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

Measurement of the B+ --> omega l+ nu branching fraction with semileptonically tagged B mesons

Time-dependent analysis of $B^{0} \to K_{S}^{0} π^{-} π^{+} γ$ decays and studies of the $K^{+} π^{-} π^{+}$ system in $B^{+} \to K^{+} π^{-} π^{+} γ$ decays

Observation of $B \to D^{(*)} π^{+} π^{-} ℓ^{-} ν$ decays in $e^{+} e^{-}$ collisions at the $Υ (4 S)$ resonance

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

Collins asymmetries in inclusive charged $K K$ and $K π$ pairs produced in $e^{+} e^{-}$ annihilation

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

Dalitz plot analyses of $B^{0} \to D^{-} D^{0} K^{+}$ and $B^{+} \to D^{0} D^{0} K^{+}$ decays

Search for new $π^{0}$ -like particles produced in association with a $τ$ -lepton pair

Cross sections for the reactions $e^{+} e^{-} \to K_{S}^{0} K_{L}^{0}$ , $K_{S}^{0} K_{L}^{0} π^{+} π^{-}$ , $K_{S}^{0} K_{S}^{0} π^{+} π^{-}$ , and $K_{S}^{0} K_{S}^{0} K^{+} K^{-}$ from events with initial-state radiation

Antideuteron production in $Υ (n S)$ decays and in $e^{+} e^{-} \to q q$ at $s \approx 10.58 Ge V$

Search for the decay $B^{0} \to Λ_{c}^{+} p p p$