S. M. Spanier

activity

20012020

most citedObservation of a Narrow Meson Decaying to Ds+pi0 at a Mass of 2.32 GeV/c^2

704 citations · 12.3k across the 244 of their papers we have counts for

collaborators

Showing 2005 · hep-exShow all

24 papers · 2 filters

hep-ex2005★ 13 cited

Measurements of the branching fractions and CP-asymmetries of 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 CP-even, CP-odd, and non-CP flavor eigenstates, based on a sample of 2…

hep-ex2005★ 7 cited

Search for the Rare Decays B0 -> Ds(*)+ a0(2)-

The BABAR Collaboration, B. Aubert et al

We have searched for the decays $B^{0} \to D_{s}^{+} a_{0}^{-}$ , $B^{0} \to D_{s}^{*+} a_{0}^{-}$ , $B^{0} \to D_{s}^{+} a_{2}^{-}$ and $B^{0} \to D_{s}^{*+} a_{2}^{-}$ in a sample of a…

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★ 16 cited

Measurement of Branching Fractions and Resonance Contributions for B0 -> D0bar K+ pi- and Search for B0 -> D0 K+ pi- Decays

The BABAR Collaboration, B. Aubert

Using 226 million $Υ (4 S) \to B B ˉ$ events collected with the BaBar detector at the PEP-II $e^{+} e^{-}$ storage ring at the Stanford Linear Accelerator Center, we measure the branchi…

hep-ex2005★ 120 cited

Search for Lepton Flavor Violation in the Decay tau -> electron gamma

B. Aubert, BABAR Collaboration

A search for the non-conservation of lepton flavor in the decay tau -> electron gamma has been performed with 2.07 x 10^8 e+e- -> tau+ tau- events collected by the BABAR detector a…

hep-ex2005★ 9 cited

A Study of b --> c and b -->u Interference in the Decay B- --> [K+ pi-]_D K*-

B. Aubert, BABAR Collaboration

Using a sample of 232 x 10^6 Upsilon(4S)--> B B-bar events collected with the BABAR detector at the PEP-II B-factory we study the decay B- --> [K+ pi-]_D K*- where the K+ pi- is ei…

hep-ex2005★ 26 cited

Measurement of the time-dependent CP-violating asymmetry in $B^{0} \to K_{s}^{0} π^{0} γ$ decays

The BABAR Collaboration, B. Aubert

We present a measurement of the time-dependent CP-violating asymmetry in $B^{0} \to K_{0}^{*} γ$ decays with $K_{0}^{*} \to K_{s}^{0} π^{0}$ based on 232 million $Υ (4 S) \to B B ˉ$ de…

hep-ex2005★ 6 cited

Measurement of branching fractions and mass spectra of B -> K pi pi gamma

B. Aubert, BABAR Collaboration

We present a measurement of the partial branching fractions and mass spectra of the exclusive radiative penguin processes B -> K pi pi gamma in the range m_Kpipi < 1.8 GeV/c^2. We…

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★ 38 cited

A Precision Measurement of the Lambda_c Baryon Mass

B. Aubert, The BABAR Collaboration

The $Λ_{c}^{+}$ baryon mass is measured using $Λ_{c}^{+} \to Λ K_{S}^{0} K^{+}$ and $Λ_{c}^{+} \to Σ^{0} K_{S}^{0} K^{+}$ decays reconstructed in 232 fb $^{- 1}$ of data collected with the BaBar detector at the PE…

hep-ex2005★ 127 cited

Dalitz-plot analysis of the decays B+/- --> K+/- pi-/+ pi+/-

B. Aubert, BABAR Collaboration

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 226.0 +/- 2.5 million BBbar pairs colle…

hep-ex2005★ 40 cited

Study of B --> pi l nu and B --> rho l nu decays and determination of |Vub|

The BABAR Collaboration, B. Aubert

We present an analysis of exclusive charmless semileptonic B-meson decays based on 83 million BBbar pairs recorded with the BABAR detector at the Upsilon(4S) resonance. Using isosp…

hep-ex2005★ 36 cited

Search for Lepton-Flavor and Lepton-Number Violation in the Decay tau->lhh

BaBar Collaboration, B. Aubert

A search for lepton-flavor and lepton-number violation in the decay of the tau lepton into one charged lepton and two charged hadrons is performed using 221.4 $fb^{- 1}$ of…

hep-ex2005★ 3 cited

Search for the rare decay B0bar --> D*0 gamma

B. Aubert, BABAR Collaboration

We report on a search for the rare decay B0bar --> D*0 gamma, which in the standard model is dominated by W-exchange. The analysis is based on a data sample comprising 87.8 x 10^6…

hep-ex2005★ 31 cited

Determination of |Vub| from Measurements of the Electron and Neutrino Momenta in Inclusive Semileptonic B Decays

B. Aubert, BABAR Collaboration

We present a determination of the CKM matrix element |Vub| based on the analysis of semileptonic B decays from a sample of 88 million Upsilon(4S) decays collected with the BABAR de…

hep-ex2005★ 8 cited

Search for the Rare Decays B+ --> D(*)+K0s

B. Aubert, BABAR Collaboration

We report on the search for the rare decays $B^{+} \to D^{(*) +} K_{s}^{0}$ in approximately 226 million $Y (4S) \to b B ˉ$ decays collected with the BaBar detector at the PEP-II a…

hep-ex2005★ 5 cited

Measurement of the branching fraction and decay rate asymmetry of B- --> D_{pi+pi-pi0}K-

The BABAR Collaboration, B. Aubert

We report the observation of the decay $B^{-} \to D_{π^{+} π^{-} π^{0}} K^{-}$ , where $D_{π^{+} π^{-} π^{0}}$ indicates a neutral $D$ meson detected in the final state $π^{+} π^{-} π^{0}$ , excluding $K_{S} π^{0}$ …

hep-ex2005★ 86 cited

Measurement of the Cabibbo-Kobayashi-Maskawa angle gamma in B-+ -> D(*)K-+ decays with a Dalitz analysis of D -> K0s pi- pi+

B. Aubert, BABAR Collaboration

We report on a measurement of the Cabibbo-Kobayashi-Maskawa CP-violating phase gamma through a Dalitz analysis of neutral D decays to K0s pi- pi+ in the processes B-+ -> D(*)K-+, D…

hep-ex2005★ 11 cited

Evidence for the Decay B+- --> K*+- pi0

The BABAR Collaboration, B. Aubert

We have measured the process B+- --> (K*+- --> K+- pi0) pi0 based on 232 million Y(4S) --> BBbar decays collected with the BaBar detector at the PEP-II asymmetric-energy B Factory…

hep-ex2005★ 22 cited

Measurement of the Branching Fraction and the CP-Violating Asymmetry for the Decay B0 --> K0S Pi0

The BABAR Collaboration, B. Aubert

We measure the branching fraction and the CP-violating asymmetry of $B^{0} \to K_{s}^{0} π^{0}$ decays with 227 million $Υ (4 S) \to B B ˉ$ events collected with the BaBar detector a…

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-ex2005★ 29 cited

Measurement of the $B^{0} \to D^{-} D_{s}^{+}$ and $D_{s}^{+} \to ϕ π^{+}$ Branching Fractions

B. Aubert

We present measurements of the branching fractions $\BR(B^0\to D^{\ast-} D_s^{\ast+})$ and $\BR(D_s^+\toϕπ^+)$, based on $123 \times 1 0^{6}$ Y(4S)->BBbar decays collected by the BaBar…

hep-ex2005★ 46 cited

Measurements of Branching Fractions and Time-Dependent CP-Violating Asymmetries in B to eta' K Decays

the BaBar Collaboration, B. Aubert

We present measurements of the B -> eta' K branching fractions;for B+ -> eta' K+ we measure also the time-integrated charge asymmetry Ach, and for B0 -> eta' K0S the time dependent…

hep-ex2005★ 31 cited

Improved Measurements of CP-Violating Asymmetry Amplitudes in B0 -> pi+pi- Decays

B. Aubert, BaBar Collaboration

We present updated measurements of the CP-violating parameters S_pipi and C_pipi in B0 -> pi+pi- decays. Using a sample of 227 million Y(4S) -> BBbar decays collected with the BaBa…

Measurements of the branching fractions and CP-asymmetries of B- --> D0_(CP) K- decays

Search for the Rare Decays B0 -> Ds(*)+ a0(2)-

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

Measurement of Branching Fractions and Resonance Contributions for B0 -> D0bar K+ pi- and Search for B0 -> D0 K+ pi- Decays

Search for Lepton Flavor Violation in the Decay tau -> electron gamma

A Study of b --> c and b -->u Interference in the Decay B- --> [K+ pi-]_D K*-

Measurement of the time-dependent CP-violating asymmetry in B0→Ks0​π0γ decays

Measurement of branching fractions and mass spectra of B -> K pi pi gamma

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

A Precision Measurement of the Lambda_c Baryon Mass

Dalitz-plot analysis of the decays B+/- --> K+/- pi-/+ pi+/-

Study of B --> pi l nu and B --> rho l nu decays and determination of |Vub|

Search for Lepton-Flavor and Lepton-Number Violation in the Decay tau->lhh

Search for the rare decay B0bar --> D*0 gamma

Determination of |Vub| from Measurements of the Electron and Neutrino Momenta in Inclusive Semileptonic B Decays

Search for the Rare Decays B+ --> D(*)+K0s

Measurement of the branching fraction and decay rate asymmetry of B- --> D_{pi+pi-pi0}K-

Measurement of the Cabibbo-Kobayashi-Maskawa angle gamma in B-+ -> D(*)K-+ decays with a Dalitz analysis of D -> K0s pi- pi+

Evidence for the Decay B+- --> K*+- pi0

Measurement of the Branching Fraction and the CP-Violating Asymmetry for the Decay B0 --> K0S Pi0

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

Measurement of the B0→D∗−Ds∗+​ and Ds+​→ϕπ+ Branching Fractions

Measurements of Branching Fractions and Time-Dependent CP-Violating Asymmetries in B to eta' K Decays

Improved Measurements of CP-Violating Asymmetry Amplitudes in B0 -> pi+pi- Decays

Measurement of the time-dependent CP-violating asymmetry in $B^{0} \to K_{s}^{0} π^{0} γ$ decays

Measurement of the $B^{0} \to D^{-} D_{s}^{+}$ and $D_{s}^{+} \to ϕ π^{+}$ Branching Fractions