J. Berryhill

activity

19962022

most citedObservation of a Broad Structure in the

π^{+} π^{-} J / ψ

Mass Spectrum around 4.26 GeV/

c^{2}

744 citations · 3.3k across the 53 of their papers we have counts for

collaborators

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49 papers · 1 filter

hep-ex2022★ 2 cited

Anomalous production of massive gauge boson pairs at muon colliders

Brad Abbott, Aram Apyan, Bianca Azartash-Namin +11

The prospects of searches for anomalous production of hadronically decaying weak boson pairs at proposed high-energy muon colliders are reported. Muon-muon collision events are sim…

hep-ex2022★ 65 cited

FACET: A new long-lived particle detector in the very forward region of the CMS experiment

S. Cerci, D. Sunar Cerci, D. Lazic +28

We describe a proposal to add a set of very forward detectors to the CMS experiment for the high-luminosity era of the Large Hadron Collider to search for beyond the standard model…

hep-ex2009★ 63 cited

A Search for Invisible Decays of the Upsilon(1S)

The BABAR Collaboration, B. Aubert

We search for invisible decays of the Upsilon(1S) meson using a sample of 91.4 x 10^{6} Upsilon(3S) mesons collected at the BaBar/PEP-II B-factory. We select events containing the…

hep-ex2007★ 99 cited

Observation of the Semileptonic Decays B --> D* tau nubar and Evidence for B --> D tau nubar

The BABAR Collaboration, B. Aubert

We present measurements of the semileptonic decays B- --> D0 tau- nubar, B- --> D*0 tau- nubar, B0bar --> D+ tau- nubar, and B0bar --> D*+ tau- nubar, which are potentially sensiti…

hep-ex2007★ 32 cited

Observation of B0 -> K0 K0bar and search for B0 -> K0 K0

The BABAR Collaboration, B. Aubert

We report the observation of the b -> d penguin-dominated decay B0 -> K*0 K*0bar with a sample of 383.2 +/- 4.2 million BBbar pairs collected with the BaBar detector at the PEP-II…

hep-ex2007★ 61 cited

Determination of the Form Factors for the Decay B0 -> D*- l+ nu_l and of the CKM Matrix Element |V_cb|

The BABAR Collaboration, B. Aubert

We present a combined measurement of the Cabibbo-Kobayashi-Maskawa matrix element |V_{cb}| and of the parameters rho^2, R_1(1), and R_2(1), which fully characterize the form factor…

hep-ex2007★ 46 cited

Measurement of ${CP}\xspace$ Violation Parameters with a Dalitz Plot Analysis of $B^{\pm} \to D_{π^{+} π^{-} π^{0}} K^{\pm}$

The BaBar Collaboration, B. Aubert

We report the results of a CP violation analysis of the decay B+/- --> D(pipipi0)K+/-, where D(pipipi0) indicates a neutral D meson detected in the final state pi+pi-pi0, excluding…

hep-ex2007★ 34 cited

Improved Measurement of CP Violation in Neutral B Decays to c cbar s

The BABAR Collaboration, B. aubert

We present updated measurements of time-dependent CP asymmetries in fully-reconstructed neutral B decays to several CP eigenstates containing a charmonium meson. The measurements u…

hep-ex2007★ 65 cited

Observation of CP Violation in B0 -> K+pi- and B0 -> pi+pi-

B. Aubert

We report observations of CP violation in the decays B0 -> K+pi- and B0 -> pi+pi- in a sample of 383 million Y(4S) -> BBbar events. We find 4372 +/- 82 B0 -> K+pi- decays and measu…

hep-ex2006★ 289 cited

Evidence of a Broad Structure at an Invariant Mass of 4.32 GeV/ $c^{2}$ in the Reaction $e^{+} e^{-} \to π^{+} π^{-} ψ (2 S)$ Measured at BaBar

The BABAR Collaboration, B. Aubert

We present a measurement of the cross section of the process $e^{+} e^{-} \to π^{+} p i^{-} ψ (2 S)$ from threshold up to 8 GeV center-of-mass energy using events containing initial-state radiatio…

hep-ex2006★ 6 cited

Measurement of the CP Asymmetry and Branching Fraction of B^0 to rho^0 K^0

The BABAR Collaboration, B. Aubert

We present a measurement of the branching fraction and time-dependent CP asymmetry of B^0 to rho^0 K^0. The results are obtained from a data sample of 227 10^6 Y4S to BB_ decays co…

hep-ex2006★ 117 cited

Observation of an Excited Charm Baryon OmegaC* Decaying to OmegaC0 Gamma

The BABAR Collaboration, B. Aubert

We report the first observation of an excited singly-charm baryon OmegaC* (css) in the radiative decay OmegaC0 Gamma, where the OmegaC0 baryon is reconstructed in the decays to the…

hep-ex2006★ 37 cited

Measurement of the Spin of the Omega^- Hyperon at BABAR

The BABAR Collaboration, B. Aubert

A measurement of the spin of the Omega^- hyperon produced through the exclusive process Xi_c^0 --> Omega^- K^+ is presented using a total integrated luminosity of 116 fb^-1 recorde…

hep-ex2006★ 47 cited

Observation of $Υ (4 S) d ec a y s t o$ π^+pi^-Υ(1S) $an d$ π^+pi^-Υ(2S)

The BABAR Collaboration, B. Aubert

We present the first measurement of $Υ (4 S)$ decays to $π^{+} p i^{-} Υ (1 S)$ and $π^{+} p i^{-} Υ (2 S)$ based on a sample of 230 $\times 1 0^{6}$ $Υ (4 S)$ mesons collected with the BABAR detector. We me…

hep-ex2006★ 143 cited

Observation of a Charmed Baryon Decaying to D0 p at a Mass Near 2.94 GeV/c2

The BABAR Collaboration, B. Aubert

A search for charmed baryons decaying to $D^{0} p$ reveals two states: the $Λ_{c} (2880)^{+}$ baryon and a previously unobserved state at a mass of [$2939.8\pm 1.3 \text{(stat.)}\pm 1.0 \…

hep-ex2006★ 25 cited

Determinations of |Vub| from Inclusive Semileptonic B Decays with Reduced Model Dependence

The BABAR Collaboration, B. Aubert

We report two novel determinations of |Vub| with reduced model dependence, based on measurements of the mass distribution of the hadronic system in semileptonic B decays. Events ar…

hep-ex2005★ 41 cited

A Search for the rare decay B0 --> tau+tau- at BABAR

The BABAR Collaboration, B. Aubert

We present the results of a search for the decay B0 --> tau+tau- in a data sample of (232 +- 3) x 10^6 Upsilon(4S) --> BBbar decays using the BABAR detector. Certain extensions of…

hep-ex2005★ 4 cited

Measurements of the Absolute Branching Fractions of B^\pm --> K^\pm X_{c\bar c}

The BABAR Collaboration, B. Aubert

We study the two-body decays of B^\pm mesons to K^\pm and a charmonium state, X_{c\bar c}, in a sample of 210.5 fb^{-1} of data from the BaBar experiment. We perform measurements o…

hep-ex2005★ 744 cited

Observation of a Broad Structure in the $π^{+} π^{-} J / ψ$ Mass Spectrum around 4.26 GeV/ $c^{2}$

The BABAR Collaboration, B. Aubert

We study initial-state radiation events, $e^{+} e^{-} \to γ_{I S R} π^{+} π^{-} J / ψ$ , with data collected with the BaBar detector. We observe an accumulation of events near 4.26 GeV/ $c^{2}$ in the…

hep-ex2005★ 37 cited

Improved Measurement of the CKM Angle alpha Using B0->rho+rho- Decays

BABAR Collaboration, B. Aubert

We present results from an analysis of B0 -> rho+rho- using 232 million Upsilon(4S) decays collected with the BABAR detector at the PEP-II asymmetric-energy $B$ Factory at SLAC. We…

hep-ex2004★ 70 cited

Observation of the Decay B=> J/psi eta K and Search for X(3872)=> J/psi eta

B. Aubert

We report the observation of the $B$ meson decay $B^{\pm} \to J / ψ η K^{\pm}$ and evidence for the decay $B^{0} \to J / ψ η K_{S}^{0}$ , using {90} million $B B ba r$ events collected at the $\ensuremath…

hep-ex2003★ 14 cited

Inclusive Double Pomeron Exchange at the Fermilab Tevatron pbar-p Collider

D. Acosta

We report a study of $p ˉ + p \to p ˉ + X + Y$ at $s = 1800$ GeV, where $Y$ is a proton or system of mass-squared $M_{Y}^{2} ≲ 8$ GeV $^{2}$ . In a sample of events with a leading…

hep-ex2003★ 33 cited

Limits on the Decay-Rate Difference of Neutral B Mesons and on CP, T, and CPT Violation in B0-B0bar Oscillations

B. Aubert

Using events in which one of two neutral B mesons from the decay of an Y(4S) meson is fully reconstructed, we determine parameters governing decay (ΔΓ_d/Γ_d), CP and T violation (|…

hep-ex2003★ 14 cited

Measurement of the average time-integrated mixing probability of b-flavored hadrons produced at the Tevatron

D. Acosta

We have measured the number of like-sign (LS) and opposite-sign (OS) lepton pairs arising from double semileptonic decays of $b$ and $b ˉ$ -hadrons, pair-produced at the Fermila…

Anomalous production of massive gauge boson pairs at muon colliders

FACET: A new long-lived particle detector in the very forward region of the CMS experiment

A Search for Invisible Decays of the Upsilon(1S)

Observation of the Semileptonic Decays B --> D* tau nubar and Evidence for B --> D tau nubar

Observation of B0 -> K*0 K*0bar and search for B0 -> K*0 K*0

Determination of the Form Factors for the Decay B0 -> D*- l+ nu_l and of the CKM Matrix Element |V_cb|

Measurement of ${CP}\xspace$ Violation Parameters with a Dalitz Plot Analysis of B±→Dπ+π−π0​K±

Improved Measurement of CP Violation in Neutral B Decays to c cbar s

Observation of CP Violation in B0 -> K+pi- and B0 -> pi+pi-

Evidence of a Broad Structure at an Invariant Mass of 4.32 GeV/c2 in the Reaction e+e−→π+π−ψ(2S) Measured at BaBar

Measurement of the CP Asymmetry and Branching Fraction of B^0 to rho^0 K^0

Observation of an Excited Charm Baryon OmegaC* Decaying to OmegaC0 Gamma

Measurement of the Spin of the Omega^- Hyperon at BABAR

Observation of Υ(4S)decaystoπ^+pi^-Υ(1S)andπ^+pi^-Υ(2S)

Observation of a Charmed Baryon Decaying to D0 p at a Mass Near 2.94 GeV/c2

Determinations of |Vub| from Inclusive Semileptonic B Decays with Reduced Model Dependence

A Search for the rare decay B0 --> tau+tau- at BABAR

Measurements of the Absolute Branching Fractions of B^\pm --> K^\pm X_{c\bar c}

Observation of a Broad Structure in the π+π−J/ψ Mass Spectrum around 4.26 GeV/c2

Improved Measurement of the CKM Angle alpha Using B0->rho+rho- Decays

Observation of the Decay B=> J/psi eta K and Search for X(3872)=> J/psi eta

Inclusive Double Pomeron Exchange at the Fermilab Tevatron pbar-p Collider

Limits on the Decay-Rate Difference of Neutral B Mesons and on CP, T, and CPT Violation in B0-B0bar Oscillations

Measurement of the average time-integrated mixing probability of b-flavored hadrons produced at the Tevatron

Observation of B0 -> K0 K0bar and search for B0 -> K0 K0

Measurement of ${CP}\xspace$ Violation Parameters with a Dalitz Plot Analysis of $B^{\pm} \to D_{π^{+} π^{-} π^{0}} K^{\pm}$

Evidence of a Broad Structure at an Invariant Mass of 4.32 GeV/ $c^{2}$ in the Reaction $e^{+} e^{-} \to π^{+} π^{-} ψ (2 S)$ Measured at BaBar

Observation of $Υ (4 S) d ec a y s t o$ π^+pi^-Υ(1S) $an d$ π^+pi^-Υ(2S)

Observation of a Broad Structure in the $π^{+} π^{-} J / ψ$ Mass Spectrum around 4.26 GeV/ $c^{2}$