J. Albert

Publication List Details

Period

1968 - 2009

Number

195

Co-Authors

Evidence for the η_b(1S) Meson in Radiative Υ(2S) Decay (2009)

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

We have performed a search for the η_b(1S) meson in the radiative decay of the Υ(2S) resonance using a sample of 91.6 × 10^6 Υ(2S) events recorded with the BABAR detector at the PEP-II B factory...

Measurement of the γγ* → π^0 transition form factor (2009)

Aubert, B., Karyotakis, Y., Lees, J. P., Poireau, V., Prencipe, E., Prudent , X., ...

We study the reaction e^(+)e^(-) → e^(+)e^(-)π^0 in the single tag mode and measure the differential cross section dσ/dQ^2 and the γγ* → π^0 transition form factor in the momentum transfer...

Search for Dimuon Decays of a Light Scalar Boson in Radiative Transitions Y → yA^0 (2009)

Aubert, B., Karyotakis, Y., Lees, J. P., Poireau, V., Prencipe, E., Prudent, X., ...

We search for evidence of a light scalar boson in the radiative decays of the Υ(2S) and Υ(3S) resonances: Υ(2S,3S) → γA^0, A^0 →µ^+µ^-. Such a particle appears in extensions of the standard...

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 =...

Search for second-class currents in τ^- → ωπ^(-)ν_τ (2009)

Aubert, B., Karyotakis, Y., Lees, J. P., Poireau, V., Prencipe, E., Prudent, X., ...

We report an analysis of τ^- decaying into ωπ^(-)ν_τ with ω → π^(+)π^(-)π^0 using a data sample containing nearly 320 × 10^6 pairs collected with the BABAR detector at the PEP-II...

Search for B0 meson decays to pi^0KS^0KS^0, etaKS^0KS^0, and eta^([prime])KS^0KS^0 (2009)

Aubert, B., Karyotakis, Y., Lees, J. P., Poireau, V., Prencipe, E., Prudent, X., ...

We describe searches for B^0 meson decays to the charmless final states π^(0)K^(0)_(S)K^(0)_(S), ηK^(0)_(S)K^(0)_(S), and η'K^(0)_(S)K^(0)_(S). The data sample corresponds to 467 × 10^6...

Improved Measurement of B^+ → ρ^+ ρ^0 and Determination of the Quark-Mixing Phase Angle α (2009)

Aubert, B., Karyotakis, Y., Lees, J. P., Poireau, V., Prencipe, E., Prudent, X., ...

We present improved measurements of the branching fraction B, the longitudinal polarization fraction f_L, and the direct CP asymmetry A_(CP) in the B meson decay channel B^+ → p^+p^0. The data...

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...

Evidence for B^+ → [overline K]^(*0)K^(*+) (2009)

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

We present measurements of the branching fraction and fraction of longitudinal polarization for the decay B^+ K^(*0)K^(*+) with a sample of (467±5)×10^6 BB pairs collected with the BABAR detector...

Observation of B meson decays to omegaK^* and improved measurements for omegarho and omegaf_0 (2009)

Aubert , B., Karyotakis, Y., Lees, J. P., Poireau, V., Prencipe, E., Prudent , X., ...

We present measurements of B meson decays to the final states ωK^*, ωp, and ωf_0, where K^* indicates a spin 0, 1, or 2 strange meson. The data sample corresponds to 465×10^6 BB pairs collected...

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...

MAGIC Observations of PG 1553+113 during a Multi-Wavelength Campaign in July 2006 (2009)

The MAGIC Collaboration, Albert, J., Et Al.

The active galactic nucleus PG 1553+113 was observed by the MAGIC telescope in July 2006 during a multiwavelength campaign, in which telescopes in the optical, X-ray, and very high energies...

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...

Expected Performance of the ATLAS Experiment - Detector, Trigger and Physics (2008)

Abat, E., Abbott, B., Abdallah, J., Abdelalim, A. A., Abdesselam, A., ...

A detailed study is presented of the expected performance of the ATLAS detector. The reconstruction of tracks, leptons, photons, missing energy and jets is investigated, together with the performance...

Interactive Genetic Algorithms and Evolutionary Based Cooperative Problem-Solving (2008)

J. Schoof, J. Albert

The integration of human knowledge or intuition into evolutionary optimization processes has already been used in some areas like pattern design or genetic modeling in biology (see [GB95]). Most of...

Signal reconstrucion for the MAGIC telescope (2008)

Albert, J., Et Al.

The MAGIC telescope uses a 300 MHz FADC system to sample the shaped PMT signals produced by the captured Cherenkov photons of air showers. Different algorithms to reconstruct the signal from the...

VHE Gamma-Ray Observation of the Crab Nebula and its Pulsar with the MAGIC Telescope (2008)

MAGIC Collaboration, Albert, J.

We report about very high energy (VHE) gamma-ray observations of the Crab Nebula with the MAGIC telescope. The gamma-ray flux from the nebula was measured between 60 GeV and 9 TeV. The energy...

Probing Quantum Gravity using Photons from a Mkn 501 Flare Observed by MAGIC (2008)

Albert, J., Ellis, John, Mavromatos, N. E., Nanopoulops, D. V., Sakharov, A. S., Sarkisyan, E. K. G., ...

We use the timing of photons observed by the MAGIC gamma-ray telescope during a flare of the active galaxy Markarian 501 to probe a vacuum refractive index ~ 1-(E/M_QGn)^n, n = 1,2, that might be...

Upper limit for gamma-ray emission above 140 GeV from the dwarf spheroidal galaxy Draco (2008)

The MAGIC Collaboration, Albert, J., Et Al.

The nearby dwarf spheroidal galaxy Draco with its high mass to light ratio is one of the most auspicious targets for indirect dark matter searches. Annihilation of hypothetical DM particles can...

Multi-wavelength (radio, X-ray and gamma-ray) observations of the gamma-ray binary LS I +61 303 (2008)

MAGIC Collaboration, Albert, J.

We present the results of the first multiwavelength observing campaign on the high-mass X-ray binary LS I +61 303 comprising observations at the TeV regime with the MAGIC telescope, along with X-ray...

MAGIC Observations of a 13-Day Flare Complex in M87 in Februrary 2008 (2008)

Albert, J., Et Al.

M87 is the only known non-blazar radio galaxy to emit very high energy (VHE) gamma-rays. During a monitoring program of M87, a rapid flare in VHE gamma-rays was detected by the MAGIC telescope in...

MAGIC observations of the unidentified TeV gamma-ray source TeV J2032+4130 (2008)

Albert, J.

We observed the first known very high energy (VHE) gamma-ray emitting unidentified source, TeV J2032+4130, for 94 hours with the MAGIC telescope. The source was detected with a significance of 5.6...

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

y (2007)

J. Malo, J. Albert, J. Soret

Perceptually uniform quantization versus average error minimization in image transform coding Electronics Letters, Vol. 35, 13, 1067--1068 (1999)

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

Measurements of branching fractions, polarizations, and direct CP-violation asymmetries in $B \to \rhoK^*$ and $B \to f_0(980) K^*$ decays (2007)

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

We report searches for B-meson decays to the charmless final states rho K* and f0(980) K* with a sample of 232 million BBbar pairs collected with the BABAR detector at the PEP-II asymmetric-energy...

Branching Fraction Measurements of Charged B Decays to $K^{*+}K^+K^-, K^{*+}\pi^+K^-, K^{*+}K^+\pi^-$ and $K^{*+}\pi^+\pi^-$ Final States (2007)

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

Branching fraction and asymmetry measurements of charmless $B^+\to K^{*+}h^+_1h^-_2$ (where $h_{1,2}$ = $K$, $\pi$) decays are presented, using a data sample of 232 million $\Upsilon(4S) \to$ $BB$...

Measurement of the Absolute Branching Fractions $B \to D\pi$, $D*\pi$, $D**\pi$ with a Missing Mass Method (2007)

Aubert, B., Bona, M., Boutigny, D., Couderc, F., Karyotakis, Y., Lees, J.P., ...

We present branching fraction measurements of charged and neutral B decays to Dpi-, D*pi- and D**pi- with a missing mass method, based on a sample of 231 million Y(4S)-->BBar pairs collected by the...

Implementation of the Random Forest Method for the Imaging Atmospheric Cherenkov Telescope MAGIC (2007)

Albert, J.

The paper describes an application of the tree classification method Random Forest (RF), as used in the analysis of data from the ground-based gamma telescope MAGIC. In such telescopes, cosmic...

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

Probing quantum gravity using photons from a flare of the active galactic nucleus Markarian 501 observed by the MAGIC telescope (2007)

Albert, J, Aliu, E, Anderhub, H, Antonelli, L A, Antoranz, P, Backes, M, ...

We use the timing of photons observed by the MAGIC gamma-ray telescope during a flare of the active galaxy Markarian 501 to probe a vacuum refractive index ~ 1-(E/M_QGn)^n, n = 1,2, that might be...

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

Measurements of CP-Violating Asymmetries in $B^0 \to a^\{pm}_1(1260) \pi^{\mp}$ Decays (2007)

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

We present measurements of CP-violating asymmetries in the decay B0 -> a_1(1260)^{+-} pi^{-+} with a_1(1260)^{+-} -> pi^{-+} pi^{+-} pi^{+-}. The data sample corresponds to 384 million B B-bar pairs...

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

Evidence for $B^0 \to \rho^0\rho^0$ Decay and Implications for the CKM Angle $\alpha$ (2007)

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

We search for the decays B0->rho0rho0, B0->rho0f0, and B0->f0f0 in a sample of about 384 million Upsilon(4S)->BBbar decays collected with the BABAR detector at the PEP-II asymmetric-energy e+e-...

Observation of the Exclusive Reaction $e^+e^- \to \phi \eta at \sqrt{s}$=10.58 GeV (2007)

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

We report the observation of $\e^+e^-\to \phi\eta$ near $\sqrt{s}$ = 10.58 GeV with 6.5 $\sigma$ significance in the $K^+K^-\gamma\gamma$ final state in a data sample of 224 $fb^{-1}$ collected by...

Observation of $B^+ \to \Phi \Phi K^+$ and evidence for $B^0 \to \Phi \Phi K^0$ below $\Eta_C$ threshold (2007)

Aubert, B., Bona, M., Boutigny, D., Couderc, F., Karyotakis, Y., Lees, J.P., ...

We report measurements of the decays B+ -> Phi Phi K+ and B0 -> hi Phi K0 using a sample of 231 million BBbar pairs collected with the BABAR detector at the PEP-II asymmetric-energy B Factory at the...

Measurements of branching fraction, polarization, and charge asymmetry of $B^\pm \to \rho^\pm \rho^0$ and a search for $B^\pm \to \rho^pm f_0(980)$ (2007)

Aubert, B., Bona, M., Boutigny, D., Couderc, F., Karyotakis, Y., Lees, J.P., ...

We measure the branching fraction, polarization and CP asymmetry of B+ -> rho+rho0 decays and search for the decay B+ -> rho+f_0(980) based on a data sample of 231.8 million Y(4S)->BB decays...

Search for B Meson Decays to $\eta' \eta'$ K (2007)

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

We describe searches for decays of B mesons to the charmless final states eta' eta' K. The data consist of 228 million B Bbar pairs produced in e+ e- annihilation, collected with the BaBar detector...

Observation of $e^+e^-$ Annihilation into the $\boldmath{C=+1}$ Hadronic Final States $\rho^0\rho^0$ and $\phi\rho^0$ (2007)

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

We report the first observation of $e^+e^-$ annihilations into states of positive $C$-parity, namely $\rho^0 \rho^0$ and $\phi\rho^0$. The two states are observed in the $\pip\pim\pip\pim$ and...

Search for the decay of a $B^0$ or \bar{B}^0$ meson to $\bar{K}^{*0} K^0 or K^{*0} \bar{K}^0$ (2007)

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

We present a search for the decay of a B0 or B0bar meson to a K*0bar K0 or K*0 K0bar final state, using a sample of approximately 232 million BBbar events collected with the BABAR detector at the...

Search for the decay $B^0 \to K^0_S K^0_S K^0_L$ (2007)

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

We present the first search for the decay B0 --> K0_S K0_S K0_L using a data sample of 232 million B Bbar pairs. We find no statistically significant evidence for the non-resonant component of this...

Measurements of the Branching Fraction and Time-Dependent CP Asymmetries of $B^0 \to J/\Psi \Pi^0$ decays (2007)

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

We present measurements of the branching fraction and time-dependent CP asymmetries in B0 -> JPsi pi0 decays based on (231.8 +/- 2.6) x 10**6 asymmetries Y(4S) -> BBbar decays collected with the...

B Meson Decays to mega $K^*, \omega \rho, \omega \omega, \omega \phi, and \omega f_0$. (2007)

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

We describe searches for B meson decays to the charmless vector-vector final states omega K*, omega rho, omega omega, and omega phi with 233 times 10^{6} BB pairs produced in e+e- annihilation at...

Measurement of the $\eta$ and $\etaprime$ transition form factors at $q^2=112 GeV^2$. (2007)

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

We report a study of the processes e+e- -> eta gamma and e+e- -> etaprime gamma at a center-of-mass energy of 10.58 GeV, using a 232 fb^-1 data sample collected with the BABAR detector at the PEP-II...

Search for the decay $B^0 \to a_1^{\pm} \rho^{\mp}$ (2007)

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

We present a search for the rare B-meson decay B0 to a1+- rho-+ with a_1+- to pi+ pi- pi+-. We use (110 +/- 1.2) x 10^6 Upsilon(4S) to BBbar decays collected with the BaBar detector at the PEP-II...

Study of $B \ D^(*)D_s(J)^(*)$ Decays and Measurement of $D_s^- and D_sJ(2 460)^-$ Branching Fractions (2007)

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

We present branching fraction measurements of twelve B meson decays of the form B --> D^(*)D_s(J)^(*). The results are based on Y(4S) decays in BBbar pairs. One of the B mesons is fully reconstructed...

Search for $B^+ \to \phi \pi^+$ and $B^0 \to \phi \pi^0$ Decays (2007)

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

A search has been made for the decays B+ -> phi pi+ and B0->to phi pi0 in a data sample of approximately 232 x 10^6 B Bbar pairs recorded at the Upsilon(4S) resonance with the BaBar detector at the...

Measurement of the $D^+ \to \pi^+ \pi^0$ and $D^+ \to K^+ pi^0$ Branching Fractions (2007)

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

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 luminosity of 124.3 fb-1....

Observation of a Charmed Baryon Decaying to $D^0 p$ at a Mass Near $2.94 GeV/c^2$ (2007)

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

A search for charmed baryons decaying to $D^0 p$ reveals two states: the $\Lambda_c(2880)^+$ baryon and a previously unobserved state at a mass of [$2939.8\pm 1.3 \text{(stat.)}\pm 1.0...

Search for $B^+ \to$ X(3872) $K^+$, X(3872) $\to J/\psi \gamma$ (2007)

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

In a study of B+ --> J/psi gamma K+ decays, we find evidence for the radiative decay X(3872) --> J/psi gamma with a statistical significance of 3.4 sigma. We measure the product of branching...

Measurement of the Branching Fraction and Time-Dependent CP Asymmetry in the Decay $B^0 \to D^{*+} D^{*-} K^0_s$ (2007)

Aubert, B., Bona, M., Boutigny, D., Couderc, F., Karyotakis, Y., Lees, J.P., ...

We study the decay B0->D*+D*-Ks using (230 +/- 2) x 10^{6} BBbar pairs collected by the Babar detector at the PEP-II B factory. We measure a branching fraction B(B0->D*+D*-Ks)=(4.4\pm0.4\pm0.7)\times...

Precise Branching Ratio Measurements of the Decays $D^0 \to \pi^-\pi^+\pi^0$ and $D^0 \to K^- K^+ \pi^0$ (2007)

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

Using 232 fb-1 of e+e- collision data recorded by the BaBar experiment, we measure the ratios of three-body Cabibbo-suppressed decay rates of the D^0 meson relative to that of the Cabibbo-favored...

Observation of $B^+ \to K^0\bar{K}^+$ and $B^0 \to K^0 \bar{K}^0$ (2007)

Aubert, B., Bona, M., Boutigny, D., Couderc, F., Karyotakis, Y., Lees, J.P., ...

We report observations of the b --> d penguin-dominated decays B+ --> K0bar K+ and B0 --> K0 K0bar in approximately 350 million Upsilon(4S) --> BBbar decays collected with the BaBar detector. We...

Observation of $B^0$ Meson Decay to $a^\pm_1(1260) \pi^\mp$ (2007)

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

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 B B-bar pairs...

Search for T, CP and CPT Violation in $B^0 \bar{B}^0$ Mixing with Inclusive Dilepton Events (2007)

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

We report the results of a search for T, CP and CPT violation in B0-B0bar mixing using an inclusive dilepton sample collected by the BaBar experiment at the PEP-II B Factory. Using a sample of 232...

Measurement of Branching Fractions in Radiative B Decays to $\eta K \gamma$ and Search for B Decays to $\eta' K \gamma$ (2007)

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

We present measurements of the B->eta K gamma branching fractions and upper limits for the B->eta' K gamma branching fractions. For B->eta K+ gamma we also measure the time-integrated charge...

Observation of $\Upsilon(4S)$ decays to $\pi^+\pi^-\Upsilon(1S)$ and $\pi^+\pi^-\Upsilon(2S)$ (2007)

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

We present the first measurement of $\Upsilon(4S)$ decays to $\pi^+\pi^-\Upsilon(1S)$ and $\pi^+\pi^-\Upsilon(2S)$ based on a sample of 230$\times10^6$ $\Upsilon(4S)$ mesons collected with the BABAR...

Observation of a New $D_s$ Meson Decaying to D K at a Mass of $2.86 GeV/c^2$ (2007)

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

We observe a new D_s meson with mass (2856.6 +/- 1.5_{stat.} +/- 5.0_{syst.}) MeV/c^2 and width (48 +/- 7_{stat.} +/- 10_{syst.}) MeV decaying into D^0 K^+ and D^+K^0_S. In the same mass...

Measurements of the Decays $B^0 \to \bar{D}^0p\bar{p}$, $B^0 \to \bar{D}^{*0}p\bar{p}$, $B^0 \to D^{-}p\bar{p}\pi^+$, and $B^0 \to D^{*-}p\bar{p}\pi^+$ (2007)

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

We present measurements of branching fractions of $B^0$ decays to multi-body final states containing protons, based on 232 million $\Upsilon(4S)\to B\bar{B}$ decays collected with the BaBar detector...

Measurement of the Branching Fraction and Photon Energy Moments of $B \to X_s \gamma$ and $A_{cp}(B \to X_{s+d} \gamma)$ (2007)

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

The photon spectrum in B -> X_s gamma decay, where X_s is any strange hadronic state, is studied using a data sample of 88.5 million e+e- -> Upsilon(4S) -> BBbar decays collected by the BaBar...

Measurement of the $B \to \pi \ell \nu$ Branching Fraction and Determination of $|V_{ub}|$ with Tagged B Mesons (2007)

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

We report a measurement of the B -> pi l nu branching fraction based on 211 fb-1 of data collected with the BABAR detector. We use samples of B0 and B+ mesons tagged by a second B meson reconstructed...

A Study of the $D_{sJ}^*(2317)^+$ and $D_{sJ}(2460)^+$ Mesons in Inclusive $c\bar{c}$ Production Near $\sqrt(s)$ = 10.6 GeV (2007)

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

A study of the $D_{sJ}^*(2317)^+$ and $D_{sJ}(2460)^+$ mesons in inclusive $c\bar{c}$ production is presented using 232~${\rm fb}^{-1}$ of data collected by the BaBar experiment near $\sqrt{s} =...

Measurement of the $B^- \to D^0 K*^-$ branching fraction (2007)

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

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 branching fraction using...

Search for the Charmed Pentaquark Candidate $\Theta_c (3100)^0$ in $e^+e^-$ Annihilations at $\sqrt{s}=10.58 GeV$ (2007)

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

We search for the charmed pentaquark candidate reported by the H1 collaboration, the Theta_c(3100)^0, in e^+e^- interactions at a center-of-mass (c.m.) energy of 10.58 GeV, using 124~fb-1 of data...

Observation of an Excited Charm Baryon $\Omega_C^*$ Decaying to $\Omega_C^0\Gamma$ (2007)

Aubert, B., Bona, M., Boutigny, D., Couderc, F., Karyotakis, Y., Lees, J.P., ...

We report the first observation of an excited singly-charm baryon OmegaC* (css) in the radiative decay OmegaC0 Gamma, where the OmegaC0 baryon is reconstructed in the decays to the final states...

Measurement of branching fractions and charge asymmetries in B decays to an $\eta$ meson and a $K*$ meson (2007)

Aubert, B., Bona, M., Boutigny, D., Couderc, F., Karyotakis, Y., Lees, J.P., ...

We present measurements of branching fractions and charge asymmetries for the decays etaK*, where K* indicates a spin 0, 1, or 2 Kpi system. The data sample corresponds to 344x10^6 BBbar pairs...

Measurement of $bar{B^0} \to D^{(*)0} \bar{K^{(*)0}}$ Branching Fractions (2007)

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

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+e-collider at SLAC....

Measurement of time-dependent CP asymmetries in $B^0 \to D^{(*)\pm}\pi^{\mp}$ and $ B^0 \to D^{\pm}\rho^{\mp}$ decays (2007)

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

We present updated results on time-dependent CP asymmetries in fully reconstructed B0->D(*)+-pi-+ and B0->D+-rho-+ decays in approximately 232 million Y(4S)->BBbar events collected with the BaBar...

Searches for $B^0$ decays to $\eta K^0, \eta \eta, \eta' \eta', \eta \phi and \eta' \phi$ (2007)

Aubert, B., Bona, M., Boutigny, D., Couderc, F., Karyotakis, Y., Lees, J.P., ...

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-energy e+e- collider...

Search for the Decay $\tau^- \to 3\pi^- 2\pi^+ 2\pi^0 \nu_\tau$ (2007)

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

A search for the decay of the tau lepton to five charged and two neutral pions is performed using data collected by the BABAR detector at the PEP-II asymmetric-energy e+e- collider. The analysis uses...

Measurements of branching fractions, rate asymmetries, and angular distributions in the rare decays $B\to K\ell^+\ell^-$ and $B\to K*\ell^+\ell^-$ (2007)

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

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 10^6 Y(4s) -->to BBbar...

Dalitz plot analysis of the decay $B^\pm \to K^\pm K^\pm K^\mp$ (2007)

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

We analyze the three-body charmless decay B+- -> K+-K+-K-+ using a sample of 226.0 +- 2.5 million BBbar pairs collected by the BABAR detector. We measure the total branching fraction and CP asymmetry...

Study of the decay $\bar{B^0} \to D\^{*+} \omega\pi^-$ (2007)

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

We report on a study of the decay B0bar -> D*+ omega pi- with the BABAR detector at the PEP-II B-factory at the Stanford Linear Accelerator Center. Based on a sample of 232 million BBbar decays, we...

CMS physics technical design report, volume II: Physics performance (2007)

Bayatian, G. L., Chatrchyan, S., Hmayakyan, G., Sirunyan, A. M., Adam, W., Bergauer, T., ...

CMS is a general purpose experiment, designed to study the physics of pp collisions at 14 TeV at the Large Hadron Collider ( LHC). It currently involves more than 2000 physicists from more than 150...

Observation of very high energy gamma-rays from the AGN 1ES 2344+514 in a low emission state with the MAGIC telescope (2007)

Albert, J., Et Al.

The MAGIC collaboration has observed very high energy gamma ray emission from the AGN 1ES 2344+514. A gamma-ray signal corresponding to an 11 σ excess and an integral flux of...

MAGIC upper limits on high energy emission from GRBs (2007)

Albert, J., Aliu, E., Anderhub, H., Antoranz, P., Armada, A., Baixeras, C., ...

The fast repositioning system of the MAGIC Telescope has allowed during its first data cycle, between 2005 and the beginning of year 2006, observing nine different GRBs as possible sources of very...

First bounds on the very high energy gamma-ray emission from Arp 220 (2007)

Albert, J., Et Al.

Using the Major Atmospheric Gamma Imaging Cherenkov Telescope (MAGIC), we have observed the nearest ultra-luminous infrared galaxy Arp 220 for about 15 hours. No significant signal was detected...

Observations of Mkn 421 with the MAGIC Telescope (2007)

The MAGIC Collaboration, Albert, J., Et Al.

The blazar Mkn~421 was observed at GeV-TeV energies during moderately high flux states between November 2004 and April 2005 with the MAGIC telescope, shortly after the end of its commissioning phase....

Variable VHE gamma-ray emission from Markarian 501 (2007)

The MAGIC Collaboration, Albert, J., Et Al.

The blazar Markarian 501 (Mrk 501) was observed at energies above 100 GeV with the MAGIC telescope from May through July 2005. The high sensitivity of the instrument enabled the determination of the...

Discovery of Very High Energy gamma-rays from 1ES1011+496 at z=0.212 (2007)

Albert, J., Et Al.

We report on the discovery of Very High Energy (VHE) gamma-ray emission from the BL Lacertae object 1ES1011+496. The observation was triggered by an optical outburst in March 2007 and the source was...

Unfolding of differential energy spectra in the MAGIC experiment (2007)

Albert, J., Et Al.

The paper describes the different methods, used in the MAGIC experiment, to unfold experimental energy distributions of cosmic ray particles (gamma-rays). Questions and problems related to the...

Observation of VHE gamma-rays from Cassiopeia A with the MAGIC telescope (2007)

Albert, J.

We searched for very high energy (VHE) gamma-ray emission from the supernova remnant Cassiopeia A. The shell-type supernova remnant Cassiopeia A was observed with the 17 meter MAGIC telescope between...

Systematic search for VHE gamma-ray emission from X-ray bright high-frequency BL Lac objects (2007)

The MAGIC Collaboration, Albert, J., Et Al.

All but three (M87, BL Lac and 3C 279) extragalactic sources detected so far at very high energy (VHE) gamma -rays belong to the class of high-frequency peaked BL Lac (HBL) ob jects. This suggested...

Development and evaluation of an oligonucleotide ligation assay for detection of drug resistance-associated mutations in the human immunodeficiency virus type 2 pol gene (2007)

Jallow, S., Kaye, S., Schutten, M., Brandin, E., Albert, J., McConkey, S. J., ...

Human immunodeficiency virus type 2 (HIV-2) is naturally resistant to several antiretroviral drugs, including all of the non-nucleoside reverse transcriptase inhibitors and the entry inhibitor T-20,...

MAGIC upper limits on the very high energy emission from GRBs (2006)

Albert, J., Aliu, E., Anderhub, H., Antoranz, P., Armada, A., Baixeras, C., ...

The fast repositioning system of the MAGIC Telescope has allowed during its first data cycle, between 2005 and the beginning of year 2006, observing nine different GRBs as possible sources of very...

Signal Reconstruction for the MAGIC Telescope (2006)

Albert, J., Collaboration, For The MAGIC

Until April 2007 the MAGIC telescope used a 300 MSamples/s FADC system to sample the shaped PMT signals produced by the captured Cherenkov photons of air showers. Different algorithms to reconstruct...

Branching Fraction Measurements of $B \to \eta_c K$ Decays (2006)

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

We study the decays B+ -> etac K+ and B0 -> etac K0, where the etac is reconstructed in the Ks K+ pi- and K+ K- pi0 decay modes. Results are based on a sample of 86 million BBbar pairs collected with...

Flux upper limit of gamma-ray emission by GRB050713a from MAGIC Telescope observations (2006)

Albert, J., Aliu, E., Anderhub, H., Antoranz, P., Armada, A., Asensio, M., ...

The long-duration GRB050713a was observed by the MAGIC Telescope, 40 seconds after the burst onset, and followed up for 37 minutes, until twilight. The observation, triggered by a SWIFT alert,...

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-...

MAGIC observations of very high energy gamma-rays from HESS J1813-178 (2006)

MAGIC Collaboration, Albert, J.

Recently, the HESS collaboration has reported the detection of gamma-ray emission above a few hundred GeV from eight new sources located close to the Galactic Plane. The source HESS J1813-178 has...

Observation of VHE gamma-ray emission from the Active Galactic Nucleus 1ES1959+650 using the MAGIC telecope (2006)

Albert, J., Et Al.

The MAGIC Cherenkov telescope has observed very high energy (VHE) gamma-ray emission from the Active Galactic Nucleus 1ES1959+650 during six hours in September and October 2004. The observations were...

Observation of Gamma Rays from the Galactic Center with the MAGIC Telescope (2006)

MAGIC Collaboration, Albert, J.

Recently, the Galactic Center has been reported to be a source of very high energy (VHE) gamma-rays by the VERITAS, CANGAROO and HESS experiments. The energy spectra as measured by these experiments...

Discovery of VHE gamma-ray emission from 1 ES1218+30.4 (2006)

The MAGIC Collaboration, Albert, J., Et Al.

The MAGIC collaboration has studied the high peaked BL-Lac object 1ES1218+30.4 at a redshift z = 0.182, using the MAGIC imaging air Cherenkov telescope located on the Canary island of La Palma. A...

Variable Very High Energy Gamma-ray Emission from the Microquasar LS I +61 303 (2006)

MAGIC Collaboration, Albert, J.

Microquasars are binary star systems with relativistic radio-emitting jets. They are potential sources of cosmic rays and laboratories for elucidating the physics of relativistic jets. Here we report...

Flux upper limit of gamma-ray emission by GRB050713a from MAGIC Telescope observations (2006)

Albert, J., Aliu, E., Anderhub, H., Antoranz, P., Armada, A., Asensio, M., ...

The long-duration GRB050713a was observed by the MAGIC Telescope, 40 seconds after the burst onset, and followed up for 37 minutes, until twilight. The observation, triggered by a SWIFT alert,...

Observation of VHE Gamma Radiation from HESS J1834-087/W41 with the MAGIC Telescope (2006)

Albert, J., Et Al.

Recently, the HESS array has reported the detection of gamma-ray emission above a few hundred GeV from eight new sources located close to the Galactic Plane. The source HESS J1834-087 is spatially...

Discovery of Very High Energy Gamma-Rays from Markarian 180 Triggered by an Optical Outburst (2006)

Albert, J., Et Al.

The high-frequency--peaked BL Lacertae object Markarian~180 (Mrk~180) was observed to have an optical outburst in 2006 March, triggering a Target of Opportunity observation with the MAGIC telescope....

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...

Measurement of the Time-Dependent CP Asymmetry in the $B^0 \to \Phi K^0$ Decay (2005)

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

We present a measurement of the time-dependent CP asymmetry for the neutral B-meson decay B0 --> Phi K0. We use a sample of approximately 114 million B-meson pairs taken at the Upsilon(4S) resonance...

Observation of the Decay $ B \Rightarrow J/\psi \eta K$ and Search for $X(3872) \Rightarrow J/\psi \eta$ (2005)

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

We report the observation of the $B$ meson decay $B^\pm\to J/\psi \eta K^\pm$ and evidence for the decay $B^0\to J/\psi \eta K^0_S$, using {90} million $BBbar$ events collected at the...

Measurement of the Direct CP Asymmetry in $b \to s \gamma$ Decays (2005)

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

We describe a measurement of the direct CP asymmetry between inclusive b -> s gamma and bbar -> sbar gamma decays. This asymmetry is expected to be less than 0.01 in the Standard Model, but could be...

Limits on the Decay-Rate Difference of Neutral-B Mesons and on CP, T, and CPT Violation in B0-antiB0 Oscillations (2005)

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

Using events in which one of two neutral-B mesons from the decay of an Y(4S) resonance is fully reconstructed, we set limits on the difference between the decay rates of the two neutral-B mass...

B Meson Decays to $\eta' K*, \eta' \rho, \eta' \pi^0, \omega \pi^0, and \phi \pi^0$ (2005)

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

We present measurements of the branching fractions and charge asymmetries (where appropriate) of two-body B decays to eta(')K*, eta(')rho, eta(')pi0, omegapi0, and phipi0. The data were recorded with...

Search for the Decay $B^0 \to p\overline{p}$ (2005)

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

We present the result of a search for the charmless two-body baryonic decay B^0 -> ppbar in a sample of 88 million Y(4S) -> BBbar decays collected by the BaBar detector at the SLAC PEP-II...

Measurements of Moments of the Hadronic Mass Distribution in Semileptonic B Decays (2005)

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

We report a measurement of the first four moments of the hadronic mass distribution in B --> X_c lv decays. The measurements are based on 89 million Upsilon(4S) --> BBbar events where the hadronic...

Measurement of the Electron Energy Spectrum and its Moments in Inclusive $B\to Xe\nu$ Decays (2005)

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

We report a measurement of the inclusive electron energy spectrum for semileptonic decays of B mesons in a data sample of 52 million Y4S -> BBar decays collected with the BABAR detector at the PEP-II...

Study of high momentum $\eta'$ production in $B \to \{eta'} X_s$ (2005)

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

We measure the branching fraction for the charmless semi-inclusive process B -> eta' X_s, where the eta' meson has a momentum in the range 2.0 to 2.7 GeV/c in the Upsilon(4S) center-of-mass frame and...

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...

Measurements of the Branching Fraction and CP-Violation Asymmetries in $B^0 \to f_{0}(980)K^0_s$ (2005)

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

We present measurements of the branching fraction and CP-violating asymmetries in the decay $B^0 \to f_0(980)K^0_S$. The results are obtained from a data sample of $123\times10^6$ $\Upsilon(4S) \to...

Search for decays of $B^0 \to e^+ e ^-, B^0 \to \mu^+ \mu^-, B^0 \to e^{pm} \mu{mp}$ (2005)

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

We present a search for the decays B0-->e+e-, B0-->µ+µ-, and B0-->e±µ-/+ in data collected at the Upsilon(4S) resonance with the BABAR detector at the SLAC B Factory. Using a data set of 111...

Physics and Astrophysics with a ground-based gamma-ray telescope of low energy threshold (2005)

Albert, J., Et Al.

Ground-based Cherenkov telescopes have made in recent years important contributions to high-energy gamma-ray astronomy. A lower energy threshold, considerably below 100 GeV, and improved sensitivity...

Search for decays of $B^0 \to e^+ e ^-, B^0 \to \mu^+ \mu^-, B^0 \to e^{pm} \mu{mp}$ (2005)

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

We present a search for the decays B0-->e+e-, B0-->µ+µ-, and B0-->e±µ-/+ in data collected at the Upsilon(4S) resonance with the BABAR detector at the SLAC B Factory. Using a data set of 111...

Search for decays of $B^0 \to e^+ e ^-, B^0 \to \mu^+ \mu^-, B^0 \to e^{pm} \mu{mp}$ (2005)

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

We present a search for the decays B0-->e+e-, B0-->µ+µ-, and B0-->e±µ-/+ in data collected at the Upsilon(4S) resonance with the BABAR detector at the SLAC B Factory. Using a data set of 111...

Updated European recommendations for the clinical use of HIV drug resistance testing (2004)

Sönnerborg, A, Ait-Khaled, M, Albert, J, Asjo, B, Bacheler, L, ...

In most European countries, HIV drug resistance testing has become a routine clinical tool. However, its practical implementation in a clinical context is demanding. The European HIV Drug Resistance...

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...

Modulation frequency response of a bistable system with noise (2004)

Verschaffelt, G, Peeters, M, Albert, J, Veretennicoff, I, Danckaert, J, ...

We present a method to construct a modulation frequency response curve for bistable systems in the presence of noise. To this end, a small sinusoidal modulation is applied to the system such that it...

Stochastic polarization switching dynamics in vertical-cavity surface-emitting lasers: Theory and experiment (2004)

Peeters, M, Mirasso, C, Miguel, MS, Verschaffelt, G, Albert, J, ...

We present an analytical, numerical, and experimental study of the switching time and jitter of current-induced polarization switching in vertical-cavity surface-emitting lasers (VCSELs) as an...

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...

Frequency response of polarization switching in vertical-cavity surface-emitting lasers (2003)

Albert, J, Nagler, B, Peeters, M, Danckaert, J, Barbay, S, ...

We present an experimental study of the current-driven polarization modulation properties of VCSELs. In some VCSELs, abrupt polarization switching (PS) between two polarization modes is observed at a...

Polarization-mode hopping in single-mode vertical-cavity surface-emitting lasers: Theory and experiment (2003)

Peeters, M, Albert, J, Verschaffelt, G, Panajotov, K, Thienpont, H, ...

In this paper, we present a theoretical and experimental analysis of stochastic effects observed in polarization switching vertical-cavity surface-emitting lasers. We make a thorough comparison...

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...

Polarisation switching in vertical-cavity surface-emitting lasers: from experimental observations to applications (2001)

Verschaffelt, G, Panajotov, K, Albert, J, Nagler, B, Peeters, M, Danckaert, J, ...

Touted as promising components for present and future data-communication and sources for photonic switching fabrics, vertical-cavity surface-emitting lasers (VCSELs) have been studied in detail...

Prevalence and characteristics of multinucleoside-resistant human immunodeficiency virus type 1 among European patients receiving combinations of nucleoside analogues (2000)

Albert, J, Boucher, C A, Clotet, B, Floridia, M, ...

The prevalence and the genotypic and phenotypic characteristics of multinucleoside-resistant (MNR) human immunodeficiency virus type 1 (HIV-1) variants in Europe were investigated in a multicenter...

Simplified strategy for detection of recombinant human immunodeficiency virus type 1 group M isolates by gag/env heteroduplex mobility assay. Study Group on Heterogeneity of HIV Epidemics in African Cities (2000)

Janssens, W, Zekeng, L, Musonda, R, Anagonou, S, ...

We developed a heteroduplex mobility assay in the gag gene (gag HMA) for the identification of group M subtypes A to H. The assay covers the region coding for amino acid 132 of p24 to amino acid 20...

Simplified strategy for detection of recombinant human immunodeficiency virus type 1 group M isolates by gag/env heteroduplex mobility assay (2000)

Janssens, W, Zekeng, L, Musonda, R, Anagonou, S, ...

We developed a heteroduplex mobility assay in the gag gene (gag HMA) for the identification of group M subtypes A to H. The assay covers the region coding for amino acid 132 of p24 to amino acid 20...

Simplified strategy for detection of recombinant human immunodeficiency virus type 1 group M isolates by gag/env heteroduplex mobility assay (2000)

Heyndrickx, L., Janssens, W., Zekeng, L., Musonda, R., Anagonou, S., ...

We developed a heteroduplex mobility assay in the gag gene (gag HMA) for the identification of group M subtypes A to H. The assay covers the region coding for amino acid 132 of p24 to amino acid 20...

Hierarchical feature selection: A decision tree based approach (1996)

F. J. Ferri, J. Albert, I. Gracia, F. Pla, P. Pudil

The problem of selecting a subset of representative features or variables for discrimination purposes has been studied from very different points of view over the few past decades. As in other...

CIRCULATING ANTICOAGULANT IN CREST SYNDROME (1984)

ALBERT, J., EKOE, J-M., CUNNINGHAM, M., HUMAIR, L.

We report the discovery of a circulating anticoagulant in a patient suffering from CREST syndrome. The patient was first seen with a microangiopathic haemolytic anaemia which led to the diagnosis of...

EFFECT OF AN ISOLATED IMPURITY ON THE ELECTRONIC STRUCTURE OF (CH)x (1983)

Albert, J., Jouanin, C.

The influence of the presence of an impurity lying near a (Ch)x chain is studied on the polaron and soliton gap levels.

OPTICAL ABSORPTION IN DOPED POLYACETYLENE (1983)

Jestin, M., Kabbaj, M., Albert, J., Jouanin, C.

Optical absorption spectra of doped trans polyacetylene are studied within the Su, Schrieffer and Heeger model, assuming a regular lattice distribution of solitons induced by doping.

STUDY OF DISORDER IN POLYACETYLENE (1983)

Kabbaj, M., Jestin, M., Albert, J., Jouanin, C.

In this work, we investigate the effects of disorder on the electronic states of polyacetylene. In effect, due to the impurities and variable environment, we would expect some fluctuations in both...

EFFECT OF AN ISOLATED IMPURITY ON THE ELECTRONIC STRUCTURE OF (CH)x (1983)

Albert, J., Jouanin, C.

The influence of the presence of an impurity lying near a (Ch)x chain is studied on the polaron and soliton gap levels.

OPTICAL ABSORPTION IN DOPED POLYACETYLENE (1983)

Jestin, M., Kabbaj, M., Albert, J., Jouanin, C.

Optical absorption spectra of doped trans polyacetylene are studied within the Su, Schrieffer and Heeger model, assuming a regular lattice distribution of solitons induced by doping.

STUDY OF DISORDER IN POLYACETYLENE (1983)

Kabbaj, M., Jestin, M., Albert, J., Jouanin, C.

In this work, we investigate the effects of disorder on the electronic states of polyacetylene. In effect, due to the impurities and variable environment, we would expect some fluctuations in both...

CP Studies and Non-Standard Higgs Physics

Kraml, S., Accomando, E., Akeroyd, A. G., Akhmetzyanova, E., Albert, J., Alves, A., ...

There are many possibilities for new physics beyond the Standard Model that feature non-standard Higgs sectors. These may introduce new sources of CP violation, and there may be mixing between...