C. Brown

activity

20002023

most citedObservation of a Broad Structure in the

π^{+} π^{-} J / ψ

Mass Spectrum around 4.26 GeV/

c^{2}

744 citations · 1.9k across the 36 of their papers we have counts for

collaborators

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34 papers · 1 filter

hep-ex2022★ 1 cited

Multiple Coulomb Scattering of muons in Lithium Hydride

M. Bogomilov, R. Tsenov, G. Vankova-Kirilova +134

Multiple Coulomb Scattering (MCS) is a well known phenomenon occurring when charged particles traverse materials. Measurements of muons traversing low $Z$ materials made in the MuS…

hep-ex2006

Measurement of the Relative Branching Fractions for B- -> D/D*/D**(D(*)pi) l- anti-nu with a Large Sample of Tagged B Mesons

The BABAR Collaboration, B. Aubert

We present a study of B semileptonic decays into charm final states based on 211.7 fb^{-1} of data collected at the Υ(4S) resonance with the babar detector at the pep2 e^+e^- stora…

hep-ex2006★ 15 cited

Searches for B0 decays to eta K0, eta eta, eta' eta', eta phi, and eta' phi

The BaBar Collaboration, B. Aubert

We search for B0 meson decays into two-body combinations of K0, eta, eta', and phi mesons in 324 million B Bbar pairs collected with the BaBar detector at the PEP-II asymmetric-ene…

hep-ex2006★ 17 cited

Study of Inclusive B- and Bbar0 Decays to Flavor-Tagged D, D_s and Lambda_c

The BABAR Collaboration, B. Aubert

We report on a study of inclusive $B^{-}$ and $B ˉ^{0}$ meson decays to $D^{0} X$ , $D ˉ^{0} X$ , $D^{+} X$ , $D^{-} X$ , $D_{s}^{+} X$ , $D_{s}^{-} X$ , $Λ_{c}^{+} X$ , $Λ ˉ_{c}^{-} X$ , ba…

hep-ex2006★ 185 cited

Measurements of branching fractions, rate asymmetries, and angular distributions in the rare decays B --> Kl+l- and B --> K*l+l-

The BABAR Collaboration, B. Aubert

We present measurements of the flavor-changing neutral current decays B --> Kl+l- and B --> K*l+l-, where l+l- is either an e+e- or mu+mu- pair. The data sample comprises 229 x 10^…

hep-ex2006★ 12 cited

Measurement of the D+ --> pi+ pi0 and D+ --> K+ pi0 Branching Fractions

The BABAR Collaboration, B. Aubert

We present measurements of the branching fractions for the Cabbibo suppressed decays D+ --> pi+ pi0 and D+ --> K+ pi0 based on a data sample corresponding to an integrated luminosi…

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★ 9 cited

Measurement of the B- -> D0 K*- branching fraction

B. Aubert

From a sample of 232 million Upsilon(4S)--> B B-bar events collected with the BABAR detector at the PEP-II B Factory in 1999--2004, we measure the B- --> D0 K*-(892) decay branchin…

hep-ex2006★ 21 cited

Measurement of B0bar -> D()0 K()0bar Branching Fractions

The BABAR Collaboration, B. Aubert

We present a study of the decays B0bar --> D(*)0 K(*)0bar using a sample of 226 million Y(4S) --> B Bbar decays collected with the BaBar detector at the PEP-II asymmetric-energy e+…

hep-ex2006★ 10 cited

Observation of Decays B0->D_s()+pi- and B0->D_s()-K+

The BABAR Collaboration, B. Aubert

We report the observation of decays B0->D_s(*)+pi- and B0->D_s(*)-K+ in a sample of 230*10^6 Upsilon(4S)->BBbar events recorded with the BaBar detector at the PEP-II asymmetric-ene…

hep-ex2006

Observation of B0 Meson Decay to a1(1260)+- pi-+

The BABAR Collaboration, B. Aubert

We present a measurement of the branching fraction of the decay B0 --> a1(1260)^{+-} pi^{-+} with a1(1260)^{+-} --> pi^{-+} pi^{+-} pi^{+-}. The data sample consists of 218 million…

hep-ex2006★ 14 cited

Branching Fraction Limits for B0 Decays to eta' eta, eta' pi0 and eta pi0

The BABAR Collaboration, B. Aubert

We describe searches for decays to two-body charmless final states eta' eta, eta' pi0 and eta pi0 of B0 mesons produced in e+e- annihilation. The data, collected with the BaBar det…

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-ex2006★ 14 cited

Measurements of $Λ_{c}^{+}$ Branching Fractions of Cabibbo-Suppressed Decay Modes involving $Λ$ and $Σ^{0}$

The BABAR Collaboration, B. Aubert

We measure the branching ratios of the Cabibbo-suppressed decays $Λ_{c}^{+}$ $\to$ $Λ$ $K^{+}$ and $Λ_{c}^{+}$ $\to$ $Σ^{0}$ $K^{+}$ %(measured with improved accuracy). relative to the Cabibbo…

hep-ex2005★ 10 cited

Search for rare quark-annihilation decays, B --> Ds(*) Phi

The BABAR Collaboration, B. Aubert

We report on searches for B- --> Ds- Phi and B- --> Ds*- Phi. In the context of the Standard Model, these decays are expected to be highly suppressed since they proceed through ann…

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★ 109 cited

Measurements of the B -> X_s gamma Branching Fraction and Photon Spectrum from a Sum of Exclusive Final States

The BABAR Collaboration, B. Aubert

Using 88.9 million BB events collected by the BaBar detector at the Y(4S), we measure the branching fraction for the radiative penguin process B -> X_s gamma from the sum of 38 exc…

hep-ex2005★ 186 cited

Measurement of Double Charmonium Production in $e^{+} e^{-}$ Annihilations at $s = 10.6$ GeV

The BABAR Collaboration, B. Aubert

We study $e^{+} e^{-} \to J / ψ c c ˉ$ by measuring the invariant mass distribution recoiling against fully reconstructed $J / ψ$ decays, using 124 fb $^{- 1}$ of data collected with a cente…

hep-ex2005★ 100 cited

Study of the X(3872) and Y(4260) in B0-->J/psi pi+ pi- K0 and B-->J/psi pi+ pi- K- decays

B. Aubert, BABAR Collaboration

We present results of a search for the X(3872) in B0-->X(3872)KS0,X(3872)-->J/psi pi+ pi-, improved measurements of B-->X(3872)K-, and a study of the J/psi pi+ pi- mass region abov…

hep-ex2005★ 19 cited

Measurement of the B0bar Lifetime and the B0B0bar Oscillation Frequency Using Partially Reconstructed B0bar --> D*+ ell- nu-bar Decays

The BABAR Collaboration, B. Aubert

We present a simultaneous measurement of the B0bar lifetime tau_B0 and B0B0bar oscillation frequency Delta_md. We use a sample of about 50000 partially reconstructed B0bar --> D*+…

hep-ex2005★ 27 cited

Dalitz Plot Analysis of D0-->K0bar K+ K-

B. Aubert, BABAR Collaboration

A Dalitz plot analysis of approximately 12500 D0 events reconstructed in the hadronic decay D0-->K0bar K+ K- is presented. This analysis is based on a data sample of 91.5 fb-1 coll…

hep-ex2005★ 1 cited

Measurement of the B+ --> p pbar K+ Branching Fraction and Study of the Decay Dynamics

B. Aubert, BABAR Collaboration

With a sample of 232x10^6 Upsilon(4S) --> BBbar events collected with the BaBar detector, we study the decay B+ --> p pbar K+ excluding charmonium decays to ppbar. We measure a bra…

hep-ex2005

Study of the tau- --> 3h-2h+nu Decay

B. Aubert

The branching fraction of the tau- --> 3h- 2h+ nu decay (h= pi, kaon) is measured with the BaBar detector to be (8.56 +/- 0.05 +/- 0.42)E-04 where the first error is statistical an…

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…

Multiple Coulomb Scattering of muons in Lithium Hydride

Measurement of the Relative Branching Fractions for B- -> D/D*/D**(D(*)pi) l- anti-nu with a Large Sample of Tagged B Mesons

Searches for B0 decays to eta K0, eta eta, eta' eta', eta phi, and eta' phi

Study of Inclusive B- and Bbar0 Decays to Flavor-Tagged D, D_s and Lambda_c

Measurements of branching fractions, rate asymmetries, and angular distributions in the rare decays B --> Kl+l- and B --> K*l+l-

Measurement of the D+ --> pi+ pi0 and D+ --> K+ pi0 Branching Fractions

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

Measurement of the B- -> D0 K*- branching fraction

Measurement of B0bar -> D(*)0 K(*)0bar Branching Fractions

Observation of Decays B0->D_s(*)+pi- and B0->D_s(*)-K+

Observation of B0 Meson Decay to a1(1260)+- pi-+

Branching Fraction Limits for B0 Decays to eta' eta, eta' pi0 and eta pi0

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

Measurements of Λc+​ Branching Fractions of Cabibbo-Suppressed Decay Modes involving Λ and Σ0

Search for rare quark-annihilation decays, B --> Ds(*) Phi

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

Measurements of the B -> X_s gamma Branching Fraction and Photon Spectrum from a Sum of Exclusive Final States

Measurement of Double Charmonium Production in e+e− Annihilations at s​=10.6 GeV

Study of the X(3872) and Y(4260) in B0-->J/psi pi+ pi- K0 and B-->J/psi pi+ pi- K- decays

Measurement of the B0bar Lifetime and the B0B0bar Oscillation Frequency Using Partially Reconstructed B0bar --> D*+ ell- nu-bar Decays

Dalitz Plot Analysis of D0-->K0bar K+ K-

Measurement of the B+ --> p pbar K+ Branching Fraction and Study of the Decay Dynamics

Study of the tau- --> 3h-2h+nu Decay

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

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

Measurement of B0bar -> D()0 K()0bar Branching Fractions

Observation of Decays B0->D_s()+pi- and B0->D_s()-K+

Measurements of $Λ_{c}^{+}$ Branching Fractions of Cabibbo-Suppressed Decay Modes involving $Λ$ and $Σ^{0}$

Measurement of Double Charmonium Production in $e^{+} e^{-}$ Annihilations at $s = 10.6$ GeV

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