G. S. Abrams

Publication List Details

Period

1989 - 2009

Number

57

Co-Authors

Search for b → u transitions in B^0 → D^(0)K^(*0) decays (2009)

Aubert, B., Bona, M., Karyotakis, Y., Lees, J. P., Poireau, V., Prencipe, E., ...

We present a study of the decays B^0 → D^(0)K^(*0) and B^0 →[overline D]^(0)K^(*0) with K^(*0) → K^(+)π^-. The D^0 and the [overline D]^0 mesons are reconstructed in the final states f =...

Measurement of the semileptonic decays [overline B]-->Dtau^-[overline nu ]tau and [overline B]-->D^*tau-[overline nu ]tau (2009)

Aubert, B., Bona, M., Karyotakis, Y., Lees, J. P., Poireau, V., Prencipe, E., ...

We present measurements of the semileptonic decays B- → D0 Τ- Vτ, B- → D*0T- Vτ, B0 → D+ Τ-Vτ, and B0 → D*+ Τ- Vτ, which are sensitive to non-standard model amplitudes in certain...

Measurement of B → X^y Decays and Determination of │V_(td)/V_(ts)│ (2009)

Aubert, B., Bona, M., Karyotakis, Y., Lees, J. P., Poireau, V., Prencipe, E., ...

Using a sample of 383 X 10^6 BB events collected by the BABAR experiment, we measure sums of seven exclusive final states B → X_(d(s))Y, where X_d (Xs) is a nonstrange (strange) charmless hadronic...

Constraints on the CKM angle gamma in B^0-->[overline D]0K^(*0) and B^0-->D^0K^(*0) from a Dalitz analysis of D^0 and [overline D]^0 decays to K_Sπ^+π^- (2009)

Aubert, B., Bona, M., Karyotakis, Y., Lees, J. P., Poireau, V., Prudent, X., ...

We present constraints on the angle gamma of the unitarity triangle with a Dalitz analysis of neutral D decays to K_Sπ^+π^- from the processes B^0-->[overline D]^0K^(*0) ([overline...

Evidence for X(3872) → Ψ (2S)y in B^± → X(3872)K^± Decays and a Study of B → ccyK (2009)

Aubert, B., Bona, M., Karyotakis, Y., Lees, J. P., Poireau, V., Prencipe, E., ...

In a search for B → ccyK decays with the BABAR detector, where cc includes J/Ψ and Ψ (2S), and K includes K^±, K^0_S , and K^*(892), we find evidence for X(3872) → J/Ψy and X(3872) → Ψ...

Search for the decay B^+-->K_s^0K_s^0pi^+ (2009)

Aubert , B., Bona, M., Karyotakis, Y., Lees, J. P., Poireau, V., Prencipe, E., ...

We search for charmless decays of charged B mesons to the three-body final state K_S^0K_S^0pi^+. Using a data sample of 423.7 fb^(-1) collected at the Upsilon(4S) resonance with the BABAR detector,...

Direct CP, Lepton Flavor, and Isospin Asymmetries in the Decays B → K^(*)l^+l^- (2009)

Aubert, B., Bona, M., Karyotakis, Y., Lees, J. P., Poireau, V., Prencipe, E., ...

We measure branching fractions and integrated rate asymmetries for the rare decays B→K(*)l^+l^-, where l^+l^- is either e^+e^- or µ^+µ^-, using a sample of 384×10^6 B B events collected with the...

Measurement of time dependent CP asymmetry parameters in B0 meson decays to omegaK_S^0, eta^([prime])K^0, and pi^0K_S^0 (2009)

Aubert , B., Bona, M., Karyotakis, Y., Lees, J. P., Poireau, V., Prencipe, E., ...

We present measurements of the time-dependent CP-violation parameters S and C in the decays B0-->omegaKS0, B0-->eta[prime]K0, reconstructed as eta[prime]KS0 and eta[prime]KL0, and B0-->pi0KS0. The...

Measurement of the B^+ → omegal^+nu and B^+ → etal^+nu branching fractions (2009)

Aubert, B., Bona, M., Karyotakis, Y., Lees, J. P., Poireau, V., Prencipe, E., ...

We present a study of the charmless semileptonic B-meson decays B^+ → omega[script-l]^+nu and B^+ → eta[script-l]^+nu. The analysis is based on 3.83×10^8 B[overline B] pairs recorded at the...

Angular distributions in the decay B → K^*l^+l^- (2009)

Aubert, B., Bona, M., Karyotakis, Y., Lees, J. P., Poireau, V., Prudent, X., ...

We use a sample of 384×106 B[overline B] events collected with the BABAR detector at the PEP-II e+e- collider to study angular distributions in the rare decays B-->K*[script-l]+[script-l]-, where...

Dalitz plot analysis of D_s^+ → π^+π^-π^+ (2009)

Aubert, B., Bona, M., Karyotakis, Y., Lees, J. P., Poireau, V., Prencipe, E., ...

A Dalitz plot analysis of approximately 13 000 D_s^+ decays to π^+π^-π^+ has been performed. The analysis uses a 384 fb-1 data sample recorded by the BABAR detector at the PEP-II asymmetric-energy...

Measurements of time-dependent CP asymmetries in B^0 → D^((*)+)D^((*)-) decays (2009)

Aubert, B., Bona, M., Karyotakis, Y., Lees, J. P., Poireau, V., Prencipe, E., ...

We present new measurements of time-dependent CP asymmetries for B^0→D(*)+D(*)- decays using (467±5)×10^6 B[overline B] pairs collected with the BABAR detector located at the PEP-II B Factory at...

Measurement of the e^(+)e^(-)→ bb(macron) cross section between √s = 10.54 and 11.20 GeV (2009)

Aubert, B., Bona, M., Karyotakis, Y., Lees, J. P., Poireau, V., Prencipe, E., ...

We report e^(+)e^(-)→ bb(macron) cross section measurements by the BABAR experiment performed during an energy scan in the range of 10.54 to 11.20 GeV at the SLAC PEP-II e^(+)e^(-) collider. A...

Branching fractions and CP-violating asymmetries in radiative B decays to ηKγ (2009)

Aubert, B., Bona, M., Karyotakis, Y., Lees, J. P., Poireau, V., Prencipe, E., ...

We present measurements of the CP-violation parameters S and C for the radiative decay B^0 → ηK^0_Sγ for B → ηKγ we also measure the branching fractions and for B^+ → ηK^+γ the...

Search for Lepton Flavor Violating Decays tau^- --> l^-Ks^0 with the BABAR Experiment (2009)

Aubert, B., Bona, M., Karyotakis, Y., Lees, J. P., Poireau, V., Prencipe, E., ...

A search for the lepton flavor violating decays τ^- → l^- K^0_S (l = e or µ) has been performed using a data sample corresponding to an integrated luminosity of 469 fb-1, collected with the BABAR...

Measurement of the branching fractions of (B)over-bar -> D**l(-)(v)over-bar(l) decays in events tagged by a fully reconstructed B meson (2008)

Aubert, B., Bona, M., Karyotakis, Y., Lees, J. P., Poireau, V., Prencipe, E., ...

We report a measurement of the branching fractions of D**- decays based on 417 fb-1 of data collected at the (4S) resonance with the BABAR detector at the PEP-II e+e- storage rings. Events are...

Improved measurement of time-dependent CP asymmetries and the CP-odd fraction in the decay B(0) -> D*D(+)*(-) (2007)

Aubert, B., Bona, M., Boutigny, D., Karyotakis, Y., Lees, J. P., Poireau, V., ...

8 pages, 3 figures, 1 table.-- PACS nrs.: 13.25.Hw; 11.30.Er; 12.15.Hh.-- ISI Article Identifier: 000251987200002.-- ArXiv pre-print available at: http://arxiv.org/abs/0708.1549

Study of B(0)-->π(0)π(0), B(±)-->π(±)π(0), and B(±)-->K(±)π(0) decays, and isospin analysis of B-->ππ decays (2007)

Aubert, B., Bona, M., Boutigny, D., Karyotakis, Y., Lees, J. P., Poireau, V., ...

9 pages, 3 figures.-- PACS nrs.: 13.25.Hw; 11.30.Er; 12.15.Hh.-- ISI Article Identifier: 000251327200002.-- ArXiv pre-print available at: http://arxiv.org/abs/0707.2798

Measurements of CP-Violating asymmetries in the decay B-0 -> K+ K- K-0 (2007)

Aubert, B., Bona, M., Boutigny, D., Karyotakis, Y., Lees, J. P., Poireau, V., ...

7 pages, 3 figures.-- PACS nrs.: 13.25.Hw; 11.30.Er; 12.15.Hh.-- ISI Article Identifier: 000250296000017.-- ArXiv pre-print available at: http://arxiv.org/abs/0706.3885

Search for B+ -> tau(+)nu (2007)

Aubert, B., Bona, M., Boutigny, D., Karyotakis, Y., Lees, J. P., Poireau, V., ...

12 pages, 7 figures.-- PACS nrs.: 13.20.-v; 13.25.Hw.-- ISI Article Identifier: 000249786800009.-- ArXiv pre-print available at: http://arxiv.org/abs/0705.1820

Search for the rare decay B -> πl(+)l(-) (2007)

Aubert, B., Bona, M., Boutigny, D., Karyotakis, Y., Lees, J. P., Poireau, V., ...

7 pages, 1 figure, 2 tables.-- PACS nrs.: 13.20.He.-- ISI Article Identifier: 000248597500008.-- ArXiv pre-print available at: http://arxiv.org/abs/hep-ex/0703018

Observation of B+ -> rho+ K-(0) and measurement of its branching fraction and charge asymmetry (2007)

Aubert, B., Bona, M., Boutigny, D., Karyotakis, Y., Lees, J. P., Poireau, V., ...

8 pages, 1 figure.-- PACS nrs.: 13.25.Hw; 11.30.Er; 12.15.Hh.-- ISI Article Identifier: 000248544300003.-- ArXiv pre-print available at: http://arxiv.org/abs/hep-ex/0702043

Branching fraction measurements of B+ -> ρ(+)γ, B(0) -> ρ(0)γ, and B(0) -> ω^γ (2007)

Aubert, B., Bona, M., Boutigny, D., Karyotakis, Y., Lees, J. P., Poireau, V., ...

7 pages, 1 figure, 2 tables.-- PACS nrs.: 13.20.He; 12.15.Hh; 14.40.Nd.-- ISI Article Identifier: 000245691400015.-- ArXiv pre-print available at: http://arxiv.org/abs/hep-ex/0612017

Search for a Charged Partner of the X(3872) in the B Meson Decay $B \to X^- K, X^- \to J/\psi\pi^-\pi^0$ (2006)

Aubert, B., Barate, R., Boutigny, D., Couderc, F., Karyotakis, Y., Lees, J.P., ...

We search for a charged partner of the X(3872) in the decay B --> X- K, X- --> J/psi pi- pi0, using 234 million BBbar events collected at the Y(4S) resonance with the BaBar detector at the PEP-II...

Measurement of the Ratio $\cal{B}(B^- \to D*^0 K^-)/\cal{B}(B^- \to D*^0 \pi^-)$ and of the CP Asymmetry of $B^- \to D*^0_{CP^+} K^-$ Decays (2006)

Aubert, B., Barate, R., Boutigny, D., Couderc, F., Karyotakis, Y., Lees, J.P., ...

We study the decays B- --> D*0 pi- and B- --> D*0 K-, where the D*0 decays into D0 pi0, with the D0 reconstructed in the CP-even (CP+) eigenstates K- K+ and pi- pi+ and in the (non-CP) channels K-...

A search for the decay $B^+ \to K^+ \nu \bar{\nu}$ (2005)

Aubert, B., Barate, R., Boutigny, D., Couderc, F., Gaillard, J.M., Karyotakis, Y., ...

We search for the rare flavor-changing neutral-current decay $B^+ \to K^+ \nu \bar{\nu}$ in a data sample of 82 fb$^{-1}$ collected with the {\sl BABAR} detector at the PEP-II B-factory. Signal...

Time-integrated and time-dependent angular analyses of B-->J/psiKpi : A measurement of cos2beta with no sign ambiguity from strong phases (2005)

Aubert, B., Barate, R., Boutigny, D., Couderc, F., Gaillard, J.M., Karyotakis, Y., ...

We present results on $B\to J/\psi\xspace K\pi$ decays using $e^+e^-$ annihilation data collected with the BABAR detector at the $\Upsilon(4S)$ resonance. The detector is located at the PEP-II...

Search for B-Meson Decays to Two-Body Final States with $a_0(980)$ Mesons (2005)

Aubert, B., Barate, R., Boutigny, D., Couderc, F., Gaillard, J.M., Hicheur, A., ...

We present a search for B decays to charmless final states involving charged or neutral a0 mesons. The data sample corresponds to 89 million BBbar pairs collected with the BABAR detector operating at...

Branching Fractions and CP Asymmetries in $B^0 \to K^+ K^- K^0_S$ and $B^+ \to K^+ K^0_S K^0_S$ (2005)

Aubert, B., Barate, R., Boutigny, D., Couderc, F., Gaillard, J.M., Hicheur, A., ...

We measure the branching fractions and CP asymmetries in the decays B0 --> K+K-K0S and B+ --> K+K0S K0S using a sample of approximately 122 million BBbar pairs collected by the BaBar detector. From a...

Measurement of the branching fraction for $B^- \to D^0 K^{*-}$ (2004)

Aubert, B., Barate, R., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., ...

We present a measurement of the branching fraction for the decay B- --> D0 K*- using a sample of approximately 86 million BBbar pairs collected by the BaBar detector from e+e- collisions near the...

Measurement of the branching fraction for $B^- \to D^0 K^{*-}$ (2004)

Aubert, B., Barate, R., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., ...

We present a measurement of the branching fraction for the decay B- --> D0 K*- using a sample of approximately 86 million BBbar pairs collected by the BaBar detector from e+e- collisions near the...

Measurement of the branching fraction for $B^- \to D^0 K^{*-}$ (2004)

Aubert, B., Barate, R., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., ...

We present a measurement of the branching fraction for the decay B- --> D0 K*- using a sample of approximately 86 million BBbar pairs collected by the BaBar detector from e+e- collisions near the...

Observation of a significant excess of $\pi^{0}\pi^{0}$ events in B meson decays (2003)

Aubert, B., Barate, R., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., ...

We present an observation of the decay $B^{0} \to \pi^{0} \pi^{0}$ based on a sample of 124 million $B\bar{B}$ pairs recorded by the BABAR detector at the PEP-II asymmetric-energy $B$ Factory at...

Observation of a significant excess of $\pi^{0}\pi^{0}$ events in B meson decays (2003)

Aubert, B., Barate, R., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., ...

We present an observation of the decay $B^{0} \to \pi^{0} \pi^{0}$ based on a sample of 124 million $B\bar{B}$ pairs recorded by the BABAR detector at the PEP-II asymmetric-energy $B$ Factory at...

Observation of a significant excess of $\pi^{0}\pi^{0}$ events in B meson decays (2003)

Aubert, B., Barate, R., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., ...

We present an observation of the decay $B^{0} \to \pi^{0} \pi^{0}$ based on a sample of 124 million $B\bar{B}$ pairs recorded by the BABAR detector at the PEP-II asymmetric-energy $B$ Factory at...

Penguin Mediated B Decays at BABAR (2002)

Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...

We report on preliminary results of searches for penguin mediated B decays based on 20.7 fb^{-1} of data collected at the Y(4S) peak with the BABAR detector at PEP-II. The following branching...

Measurement of the CP-Violating Asymmetry Amplitude sin2$\beta$ (2002)

Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...

We present results on time-dependent CP-violating asymmetries in neutral B decays to several CP eigenstates. The measurements use a data sample of about 88 million Y(4S) --> B Bbar decays collected...

Penguin Mediated B Decays at BABAR (2002)

Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...

We report on preliminary results of searches for penguin mediated B decays based on 20.7 fb^{-1} of data collected at the Y(4S) peak with the BABAR detector at PEP-II. The following branching...

Measurement of the CP-Violating Asymmetry Amplitude sin2$\beta$ (2002)

Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...

We present results on time-dependent CP-violating asymmetries in neutral B decays to several CP eigenstates. The measurements use a data sample of about 88 million Y(4S) --> B Bbar decays collected...

Penguin Mediated B Decays at BABAR (2002)

Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...

We report on preliminary results of searches for penguin mediated B decays based on 20.7 fb^{-1} of data collected at the Y(4S) peak with the BABAR detector at PEP-II. The following branching...

Measurement of the CP-Violating Asymmetry Amplitude sin2$\beta$ (2002)

Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...

We present results on time-dependent CP-violating asymmetries in neutral B decays to several CP eigenstates. The measurements use a data sample of about 88 million Y(4S) --> B Bbar decays collected...

Measurement of the B$^0$ and B$^+$ meson lifetimes with fully reconstructed hadronic final states (2001)

Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...

The B0 and B+ meson lifetimes have been measured in e+e- annihilation data collected in 1999 and 2000 with the BABAR detector at center-of-mass energies near the Upsilon(4S) resonance. Events are...

Measurement of the decays $B\to\phi K$ and $B\to\phi K*$ (2001)

Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...

We have observed the decays B-->phi K and phi K^* in a sample of over 45 million B mesons collected with the BABAR detector at the PEP-II collider. The measured branching fractions are BF(B^+ --> phi...

Measurement of $J/\psi$ production in continuum $e^{+}e^{-}$ annihilations near $\sqrt{s}=10.6-GeV$ (2001)

Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...

The production of $J/\psi$ mesons in continuum $e^+e^-$ annihilations has been studied with the BABAR detector at energies near the $\Upsilon(4S)$ resonance, approximately 10.6 GeV. The mesons are...

Measurement of the B$^0$ and B$^+$ meson lifetimes with fully reconstructed hadronic final states (2001)

Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...

The B0 and B+ meson lifetimes have been measured in e+e- annihilation data collected in 1999 and 2000 with the BABAR detector at center-of-mass energies near the Upsilon(4S) resonance. Events are...

Measurement of the decays $B\to\phi K$ and $B\to\phi K*$ (2001)

Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...

We have observed the decays B-->phi K and phi K^* in a sample of over 45 million B mesons collected with the BABAR detector at the PEP-II collider. The measured branching fractions are BF(B^+ --> phi...

Measurement of $J/\psi$ production in continuum $e^{+}e^{-}$ annihilations near $\sqrt{s}=10.6-GeV$ (2001)

Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...

The production of $J/\psi$ mesons in continuum $e^+e^-$ annihilations has been studied with the BABAR detector at energies near the $\Upsilon(4S)$ resonance, approximately 10.6 GeV. The mesons are...

Measurement of the B$^0$ and B$^+$ meson lifetimes with fully reconstructed hadronic final states (2001)

Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...

The B0 and B+ meson lifetimes have been measured in e+e- annihilation data collected in 1999 and 2000 with the BABAR detector at center-of-mass energies near the Upsilon(4S) resonance. Events are...

Measurement of the decays $B\to\phi K$ and $B\to\phi K*$ (2001)

Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...

We have observed the decays B-->phi K and phi K^* in a sample of over 45 million B mesons collected with the BABAR detector at the PEP-II collider. The measured branching fractions are BF(B^+ --> phi...

Measurement of $J/\psi$ production in continuum $e^{+}e^{-}$ annihilations near $\sqrt{s}=10.6-GeV$ (2001)

Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...

The production of $J/\psi$ mesons in continuum $e^+e^-$ annihilations has been studied with the BABAR detector at energies near the $\Upsilon(4S)$ resonance, approximately 10.6 GeV. The mesons are...

Measurements of Z-boson resonance parameters in e+e- annihilation (1989)

Abrams, G. S., Adolphsen, C. E., Averill, D., Ballam, J., Barish, B. C., Barklow, T., ...

We have measured the mass of the Z boson to be 91.14±0.12 GeV/c^2, and its width to be 2.42-0.35+0.45 GeV. If we constrain the visible width to its standard-model value, we find the partial width to...

First measurements of hadronic decays of the Z boson (1989)

Abrams, G. S., Adolphsen, C. E., Aleksan, R., Alexander, J. P., Averill, D., Ballam, J., ...

We have observed hadronic final states produced in the decays of Z bosons. In order to study the parton structure of these events, we compare the distributions in sphericity, thurst, aplanarity, and...

Initial measurements of Z-boson resonance parameters in e+e- annihilation (1989)

Abrams, G. S., Adolphsen, C. E., Aleksan, R., Alexander, J. P., Allen, M. A., Atwood, W. B., ...

We have measured the mass of the Z boson to be 91.11±0.23 GeV/c^2, and its width to be 1.61-0.43+0.60 GeV. If we constrain the visible width to its standard-model value, we find the partial width to...