S. Stracka

activity

20062022

J / ψ p

resonances consistent with pentaquark states in

Λ_{b}^{0} \to J / ψ K^{-} p

decays

1.3k citations · 25.4k across the 376 of their papers we have counts for

collaborators

Showing 2010Show all

22 papers · 1 filter

hep-ex2010★ 4 cited

Measurement of partial branching fractions of inclusive charmless B meson decays to K+, K0, and pi+

The BABAR Collaboration, P. del Amo Sanchez

We present measurements of partial branching fractions of $B \to K^{+} X$ , $B \to K^{0} X$ , and $B \to π^{+} X$ , where $X$ denotes any accessible final state abov…

hep-ex2010★ 23 cited

Observation of the Decay B^{-} \rightarrow D_{s}^{(*)+} K^{-} \ell^{-} \barν_{\ell}

The BABAR Collaboration, P. del Amo Sanchez

We report the observation of the decay $B^{-} \to D_{s}^{(*) +} K^{-} ℓ^{-} ν ˉ_{ℓ}$ based on $342 \mathrm {\,fb}^{-1}}$ of data collected at the $\Y4S$ resonance wi…

hep-ex2010★ 48 cited

Analysis of the D+ --> K- pi+ e+ nu_e decay channel

The BABAR Collaboration, P. del Amo Sanchez

Using 347.5 fb-1 of data recorded by the BABAR detector at the PEP-II electron-positron collider, 244*10^3 signal events for the D+ --> K- pi+ e+ nu_e decay channel are analyzed. T…

hep-ex2010

Studies of tau- -> eta.K-.nu and tau- -> eta.pi-.nu at BaBar and a search for a second-class current

The BaBar Collaboration, P. del Amo Sanchez

We report on analyses of tau lepton decays $τ^{-} \to η K^{-} ν_{τ}$ and $τ^{-} \to η π^{-} ν_{τ}$ , with $η \to π^{+} π^{-} π^{0}$ , using 470 fb $^{- 1}$ of data from the Babar experiment at PEP-II, coll…

hep-ex2010★ 71 cited

Dalitz plot analysis of Ds+ --> K+ K- pi+

P. del Amo Sanchez et al.

We perform a Dalitz plot analysis of about 100,000 Ds+ decays to K+ K- pi+ and measure the complex amplitudes of the intermediate resonances which contribute to this decay mode. We…

hep-ex2010★ 27 cited

Measurement of the B -> Dbar()D()K branching fractions

The BABAR Collaboration, P. del Amo Sanchez

We present a measurement of the branching fractions of the 22 decay channels of the B0 and B+ mesons to Dbar(*)D(*)K, where the D(*) and Dbar(*) mesons are fully reconstructed. Sum…

hep-ex2010★ 42 cited

Measurement of the B^0 --> pi^-ell^+nu and B^+ --> eta^(')ell^+nu Branching Fractions, the B^0 --> pi^-ell^+nu and B^+ --> eta ell^+nu Form-Factor Shapes, and Determination of |V_{ub}|

The BABAR Collaboration, P. del Amo Sanchez etal

We report the results of a study of the exclusive charmless semileptonic decays, $B^{+} \to η^{(')} ℓ^{+} ν$ and $B^{0} \to π^{-} ℓ^{+} ν$ , undertaken wi…

hep-ex2010★ 155 cited

Observation of new resonances decaying to $D π$ and $D^{*} π$ in inclusive $e^{+} e^{-}$ collisions near $s =$ 10.58 GeV

The BABAR Collaboration, P. del Amo Sanchez

We present a study of the $D^{+} π^{-}$ , $D^{0} π^{+}$ , and $D^{*+} π^{-}$ systems in inclusive $e^{+} e^{-} \to c c ˉ$ interactions in a search for new excited $D$ meson states. We use a…

hep-ex2010★ 52 cited

SuperB Progress Reports -- Physics

SuperB Collaboration

SuperB is a high luminosity e+e- collider that will be able to indirectly probe new physics at energy scales far beyond the reach of any man made accelerator planned or in existenc…

hep-ex2010★ 36 cited

Exclusive Production of $D_{s}^{+} D_{s}^{-}$ , $D_{s}^{+} D_{s}^{-}$ , and $D_{s}^{+} D_{s}^{*-}$ via $e^{+} e^{-}$ Annihilation with Initial-State-Radiation

The BABAR Collaboration, P. del Amo Sanchez et al.

We perform a study of exclusive production of $D_{s}^{+} D_{s}^{-}$ , $D_{s}^{*+} D_{s}^{-}$ , and $D_{s}^{*+} D_{s}^{*-}$ final states in initial-state-radiation events from $e^{+} e^{-}$ annihilations at a…

hep-ex2010★ 46 cited

Measurement of the Absolute Branching Fractions for $D_{s}^{-} \to ℓ^{-} ν ˉ_{ℓ}$ and Extraction of the Decay Constant $f_{D_{s}}$

The BABAR Collaboration, P. del Amo Sanches

The absolute branching fractions for the decays $D_{s}^{-} \to ℓ^{-} ν ˉ_{ℓ}$ ( $ℓ = e$ , $μ$ , or $τ$ ) are measured using a data sample corresponding to an integrated lum…

hep-ex2010

Search for B+ meson decay to a1+ K*0

The BABAR Collaboration, P. del Amo Sanchez et al.

We present a search for the decay $B^{+} \to a_{1}^{+} (1260) K^{* 0} (892)$ . The data, collected with the \mbox{\slshape B\kern-0.1em{\smaller A}\kern-0.1em B\kern-0.1em{\smaller A…

hep-ex2010

Observation of the decay B0bar -> LambdaC antiproton pi0

The BABAR Collaboration, B. Aubert et al.

In a sample of 467 million $B B$ pairs collected with the BABAR detector at the PEP-II collider at SLAC we have observed the decay $\overline{B}^0\rightarrowΛ_c^+{\overlin…

hep-ex2010★ 45 cited

Measurement of CP observables in B+- --> D_CP K+- decays and constraints on the CKM angle gamma

The BABAR Collaboration, P. del Amo Sanchez

Using the entire sample of 467 million Y(4S) --> BBbar decays collected with the BaBar detector at the PEP-II asymmetric-energy B factory at SLAC, we perform a "GLW" analysis of B+…

hep-ex2010★ 206 cited

Evidence for the decay X(3872) --> J/psi omega

P. del Amo Sanchez et al.

We present a study of the decays B^{0,+} --> J/psi pi^+ pi^- pi^0 K^{0,+}, using 467 10^6 BBbar pairs recorded with the BABAR detector. We present evidence for the decay mode X(387…

hep-ex2010★ 14 cited

Study of B -> X gamma Decays and Determination of |V_td/V_ts|

The BABAR Collaboration, P. del Amo Sanchez

Using a sample of 471 million BBbar events collected with the BaBar detector, we study the sum of seven exclusive final states B->X_s(d) gamma, where X_s(d) is a strange (non-stran…

hep-ex2010★ 149 cited

Study of B --> pi l nu and B --> rho l nu Decays and Determination of |V_ub|

The BABAR Collaboration, P. del Amo Sanchez

We present an analysis of exclusive charmless semileptonic B-meson decays based on 377 million BBbar pairs recorded with the BABAR detector at the Upsilon(4S) resonance. We select…

hep-ex2010★ 111 cited

Measurement of D0-antiD0 mixing parameters using D0 -> K0S pi+ pi- and D0 -> KS0 K+ K- decays

The BABAR Collaboration, P. del Amo Sanchez

We report a direct measurement of $D^{0} - o v er l in e D^{0}$ mixing parameters through a time-dependent amplitude analysis of the Dalitz plots of $D^{0} \to K_{S}^{0} π^{+} π^{-}$ and, for…

hep-ex2010★ 58 cited

Measurement of the gamma gamma* --> eta_c transition form factor

The BABAR Collaboration, J. P. Lees

We study the reaction e+e- --> e+e- eta_c, eta_c --> K_S K+- pi-+ and obtain eta_c mass and width values 2982.2+-0.4+-1.6 MeV/c^2 and 31.7+-1.2+-0.8 MeV, respectively. We find Gamm…

hep-ex2010★ 41 cited

Search for CP violation using $T$ -odd correlations in $D^{0} \to K^{+} K^{-} π^{+} π^{-}$ decays

The BABAR Collaboration, P. del Amo Sanchez

We search for CP violation in a sample of $4.7 \times 1 0^{4}$ Cabibbo-suppressed $D^{0} \to K^{+} K^{-} π^{+} π^{-}$ decays. We use 470{\rm fb}^{-1} of data recorded by the BaBar detector at the…

hep-ex2010★ 14 cited

Observation of the Rare Decay B0 --> KsK+/-pi-/+

The BABAR Collaboration, P. del Amo Sanchez

We report an analysis of charmless hadronic decays of neutral B mesons to the final state KsK+/-pi-/+, using a data sample of (465 +/- 5) x 10^6 BB-bar events collected with the BA…

hep-ex2010★ 28 cited

Search for Charged Lepton Flavor Violation in Narrow Upsilon Decays

The BABAR Collaboration, B. Aubert

Charged lepton flavor violating processes are unobservable in the standard model, but they are predicted to be enhanced in several extensions to the standard model, including super…

Measurement of partial branching fractions of inclusive charmless B meson decays to K+, K0, and pi+

Observation of the Decay B^{-} \rightarrow D_{s}^{(*)+} K^{-} \ell^{-} \barν_{\ell}

Analysis of the D+ --> K- pi+ e+ nu_e decay channel

Studies of tau- -> eta.K-.nu and tau- -> eta.pi-.nu at BaBar and a search for a second-class current

Dalitz plot analysis of Ds+ --> K+ K- pi+

Measurement of the B -> Dbar(*)D(*)K branching fractions

Measurement of the B^0 --> pi^-ell^+nu and B^+ --> eta^(')ell^+nu Branching Fractions, the B^0 --> pi^-ell^+nu and B^+ --> eta ell^+nu Form-Factor Shapes, and Determination of |V_{ub}|

Observation of new resonances decaying to Dπ and D∗π in inclusive e+e− collisions near s​=10.58 GeV

SuperB Progress Reports -- Physics

Exclusive Production of Ds+​Ds−​, Ds∗+​Ds−​, and Ds∗+​Ds∗−​ via e+e− Annihilation with Initial-State-Radiation

Measurement of the Absolute Branching Fractions for Ds−​→ℓ−νˉℓ​ and Extraction of the Decay Constant fDs​​

Search for B+ meson decay to a1+ K*0

Observation of the decay B0bar -> LambdaC antiproton pi0

Measurement of CP observables in B+- --> D_CP K+- decays and constraints on the CKM angle gamma

Evidence for the decay X(3872) --> J/psi omega

Study of B -> X gamma Decays and Determination of |V_td/V_ts|

Study of B --> pi l nu and B --> rho l nu Decays and Determination of |V_ub|

Measurement of D0-antiD0 mixing parameters using D0 -> K0S pi+ pi- and D0 -> KS0 K+ K- decays

Measurement of the gamma gamma* --> eta_c transition form factor

Search for CP violation using T-odd correlations in D0→K+K−π+π− decays

Observation of the Rare Decay B0 --> KsK+/-pi-/+

Search for Charged Lepton Flavor Violation in Narrow Upsilon Decays

Measurement of the B -> Dbar()D()K branching fractions

Observation of new resonances decaying to $D π$ and $D^{*} π$ in inclusive $e^{+} e^{-}$ collisions near $s =$ 10.58 GeV

Exclusive Production of $D_{s}^{+} D_{s}^{-}$ , $D_{s}^{+} D_{s}^{-}$ , and $D_{s}^{+} D_{s}^{*-}$ via $e^{+} e^{-}$ Annihilation with Initial-State-Radiation

Measurement of the Absolute Branching Fractions for $D_{s}^{-} \to ℓ^{-} ν ˉ_{ℓ}$ and Extraction of the Decay Constant $f_{D_{s}}$

Search for CP violation using $T$ -odd correlations in $D^{0} \to K^{+} K^{-} π^{+} π^{-}$ decays