C. West

activity

20082016

most citedEvidence for X(3872) --> psi(2S) gamma in B+/- --> X(3872) K+/- decays, and a study of B --> ccbar gamma K

197 citations · 1.3k across the 26 of their papers we have counts for

collaborators

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24 papers · 1 filter

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★ 38 cited

Measurements of the ZZ production cross sections in the 2 l 2 nu channel in proton-proton collisions at sqrt(s) = 7 and 8 TeV and combined constraints on triple gauge couplings

CMS Collaboration

Measurements of the ZZ production cross sections in proton-proton collisions at center-of-mass energies of 7 and 8 TeV are presented. Candidate events for the leptonic decay mode Z…

hep-ex2015★ 55 cited

Search for Long-Lived Particles in $e^{+} e^{-}$ Collisions

J. P. Lees, others

We present a search for a neutral, long-lived particle $L$ that is produced in $e^{+} e^{-}$ collisions and decays at a significant distance from the $e^{+} e^{-}$ interaction point into var…

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-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-ex2012★ 17 cited

Search for direct CP-violation in singly-Cabibbo suppressed D+- --> K+ K- pi+- decays

BaBar Collaboration, J. P. Lees, V. Poireau +359

We report on a search for direct CP asymmetry in the singly Cabibbo-suppressed decay D+- --> K+ K- pi+- using a data sample of 476 fb-1 accumulated with the BaBar detector running…

hep-ex2012★ 156 cited

Observation of Time Reversal Violation in the B0 Meson System

The BABAR Collaboration, J. P. Lees, V. Poireau +364

Although CP violation in the B meson system has been well established by the B factories, there has been no direct observation of time reversal violation. The decays of entangled n…

hep-ex2011★ 4 cited

Observation of the baryonic B decay B0bar --> Lambda_c^+ anti-Lambda K-

The BABAR Collaboration, J. P. Lees, V. Poireau +384

We report the observation of the baryonic B decay B0bar --> Lambda_c^+ anti-Lambda K- with a significance larger than 7 standard deviations based on 471x10^6$ BBbar pairs collected…

hep-ex2011★ 37 cited

Evidence for the h_b(1P) meson in the decay Upsilon(3S) --> pi0 h_b(1P)

The BABAR Collaboration, J. P. Lees, V. Poireau +406

Using a sample of 122 million Upsilon(3S) events recorded with the BaBar detector at the PEP-II asymmetric-energy e+e- collider at SLAC, we search for the $h_{b} (1 P)$ spin-singlet pa…

hep-ex2009★ 24 cited

Observation of B Meson Decays to omegaK* and Improved Measurements for omegarho and omega f_0

The BABAR Collaboration, B. Aubert

We present measurements of B meson decays to the final states omegaK*, omegarho, and omega f_0, where K* indicates a spin 0, 1, or 2 strange meson. The data sample corresponds to 4…

hep-ex2009★ 29 cited

Improved Measurement of $B^{+} \to ρ^{+} ρ^{0}$ and Determination of the Quark-Mixing Phase Angle $α$

B. Aubert

We present improved measurements of the branching fraction $B$ , the longitudinal polarization fraction $f_{L}$ , and the direct {\ensuremath{CP}\xspace} asymmetry {\ensuremath{…

hep-ex2008★ 95 cited

Measurement of the e+e- --> b anti-b cross section between sqrt(S)=10.54 and 11.20 GeV

The BABAR Collaboration, B. Aubert

We report e+e- --> b anti-b cross section measurements by the BABAR experiment performed during an energy scan in the range of 10.54 to 11.20 GeV at the PEP-II e+e- collider. A tot…

hep-ex2008★ 197 cited

Evidence for X(3872) --> psi(2S) gamma in B+/- --> X(3872) K+/- decays, and a study of B --> ccbar gamma K

The BABAR Collaboration, B. Aubert

In a search for B --> ccbar gamma K decays with the BaBar detector, where ccbar includes J/psi and psi(2S), and K includes K+, Ks, and K*(892), we find evidence for X(3872) --> J/p…

hep-ex2008

Search for Second-Class Currents in tau- -> omega pi- nu_tau

The BABAR Collaboration, B. Aubert

We report on an analysis of $τ^{-}$ decaying into $ω π^{-} ν_{τ}$ with $ω \to π^{+} π^{-} π^{0}$ using data containing nearly 320 million tau pairs collected with the BABAR detector at the PEP-II as…

hep-ex2008★ 47 cited

Measurement of D0-D0bar mixing from a time-dependent amplitude analysis of D0 -> K+ pi- pi0 decays

The BABAR Collaboration, B Aubert

We present evidence of $D^{0}$ - $D^{0} ˉ$ mixing using a time-dependent amplitude analysis of the decay D0->K+pi-pi0 in a data sample of 384 fb^-1 collected with the BaBar detector…

hep-ex2008★ 88 cited

Direct CP, Lepton Flavor and Isospin Asymmetries in the Decays B->K(*)l+l-

The BABAR Collaboration, B. Aubert

We measure rate asymmetries for the rare decays B->K(*)l+l-, where l+l- is either e+e- or mu+mu-, using a sample of 384 million BBbar events collected with the Babar detector at th…

hep-ex2008★ 14 cited

Searches for B meson decays to phiphi, phirho, phifzero(980), and fzero(980)fzero(980) final states

The BaBar Collaboration, B. Aubert

We present the results of searches for B decays to charmless final states involving phi, fzero(980), and charged or neutral rho mesons. The data sample corresponds to 384 million B…

hep-ex2008★ 28 cited

Measurements of B --> {pi, eta, eta'} l nu Branching Fractions and Determination of |Vub| with Semileptonically Tagged B Mesons

The BABAR Collaboration, B. Aubert

We report measurements of branching fractions for the decays B --> P l nu, where P are the pseudoscalar charmless mesons pi-, pi0, eta and eta', based on 348 fb-1 of data collected…

hep-ex2008★ 6 cited

Measurement of the Mass Difference m(B0) - m(B+)

The BABAR Collaboration, B. Aubert

Using 230 million B Bbar events recorded with the BABAR detector at the e+ e- storage rings PEP-II, we reconstruct approximately 4100 B0 to J/psi K+ pi- and 9930 B+ to J/psi K+ dec…

hep-ex2008★ 30 cited

Evidence for CP violation in B0->J/Psi pi0 decays

B. Aubert

We present measurements of the branching fraction and time-dependent CP asymmetries in B0->J/Psi pi0 decays based on 466 million Y(4S)->BBbar events collected with the BaBar detect…

hep-ex2008★ 107 cited

Improved measurement of the CKM angle gamma in B^-+ -> D^() K^()-+ decays with a Dalitz plot analysis of D decays to K_S^0 pi^+ pi^- and K_S^0 K^+ K^-

The BABAR Collaboration, B. Aubert

We report on an improved measurement of the Cabibbo-Kobayashi-Maskawa {\it CP}-violating phase $γ$ through a Dalitz plot analysis of neutral $D$ meson decays to $K_{S}^{0} π^{+} π^{-}$ and…

hep-ex2008★ 113 cited

A study of B->X(3872) K, with X(3872)->J/Psi pi+ pi-

The BABAR Collaboration, B. Aubert

We present measurements of the decays B+ -> X(3872) K+ and B0 -> X(3872) K0 with X(3872) -> Jpsi pi+ pi-. The data sample used, collected with the BABAR detector at the PEP-II e+e-…

hep-ex2008★ 100 cited

Evidence for Direct CP Violation from Dalitz-plot analysis of B+/- -> K+/- pi+/- pi-/+

The BABAR Collaboration, B. Aubert

We report a Dalitz-plot analysis of the charmless hadronic decays of charged B mesons to the final state K+/- pi+/- pi-/+. Using a sample of 383.2 +/- 4.2 million BBbar pairs colle…

hep-ex2008★ 12 cited

Improved measurement of CP observables in B- --> D0_{CP} K- decays

The BABAR Collaboration, B. Aubert

We present a study of the decay B- -> D0_CP K- and its charge conjugate, where D0_CP is reconstructed in both a non-CP flavor eigenstate and in CP (CP-even and CP-odd) eigenstates,…

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

Measurements of the ZZ production cross sections in the 2 l 2 nu channel in proton-proton collisions at sqrt(s) = 7 and 8 TeV and combined constraints on triple gauge couplings

Search for Long-Lived Particles in e+e− Collisions

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

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

Search for direct CP-violation in singly-Cabibbo suppressed D+- --> K+ K- pi+- decays

Observation of Time Reversal Violation in the B0 Meson System

Observation of the baryonic B decay B0bar --> Lambda_c^+ anti-Lambda K-

Evidence for the h_b(1P) meson in the decay Upsilon(3S) --> pi0 h_b(1P)

Observation of B Meson Decays to omegaK* and Improved Measurements for omegarho and omega f_0

Improved Measurement of B+→ρ+ρ0 and Determination of the Quark-Mixing Phase Angle α

Measurement of the e+e- --> b anti-b cross section between sqrt(S)=10.54 and 11.20 GeV

Evidence for X(3872) --> psi(2S) gamma in B+/- --> X(3872) K+/- decays, and a study of B --> ccbar gamma K

Search for Second-Class Currents in tau- -> omega pi- nu_tau

Measurement of D0-D0bar mixing from a time-dependent amplitude analysis of D0 -> K+ pi- pi0 decays

Direct CP, Lepton Flavor and Isospin Asymmetries in the Decays B->K(*)l+l-

Searches for B meson decays to phiphi, phirho, phifzero(980), and fzero(980)fzero(980) final states

Measurements of B --> {pi, eta, eta'} l nu Branching Fractions and Determination of |Vub| with Semileptonically Tagged B Mesons

Measurement of the Mass Difference m(B0) - m(B+)

Evidence for CP violation in B0->J/Psi pi0 decays

Improved measurement of the CKM angle gamma in B^-+ -> D^(*) K^(*)-+ decays with a Dalitz plot analysis of D decays to K_S^0 pi^+ pi^- and K_S^0 K^+ K^-

A study of B->X(3872) K, with X(3872)->J/Psi pi+ pi-

Evidence for Direct CP Violation from Dalitz-plot analysis of B+/- -> K+/- pi+/- pi-/+

Improved measurement of CP observables in B- --> D0_{CP} K- decays

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

Search for Long-Lived Particles in $e^{+} e^{-}$ Collisions

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

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

Improved Measurement of $B^{+} \to ρ^{+} ρ^{0}$ and Determination of the Quark-Mixing Phase Angle $α$

Improved measurement of the CKM angle gamma in B^-+ -> D^() K^()-+ decays with a Dalitz plot analysis of D decays to K_S^0 pi^+ pi^- and K_S^0 K^+ K^-