Graphene based quantum dots (2009)
Zhang, H. G., Hu, H., Pan, Y., Mao, J. H., Gao, M., Guo, H. M., ...
Laterally localized electronic states are identified on a single layer of graphene on ruthenium. The individual states are separated by 3 nm and comprise regions of about 90 carbon atoms. This...
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...
First LIGO search for gravitational wave bursts from cosmic (super)strings (2009)
Abbott, B. P., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
We report on a matched-filter search for gravitational wave bursts from cosmic string cusps using LIGO data from the fourth science run (S4) which took place in February and March 2005. No...
Searches for gravitational waves from known pulsars with S5 LIGO data (2009)
Collaboration, The LIGO Scientific, Abbott, R., Acernese, F., Adhikari, R., Ajith, P., ...
We present a search for gravitational waves from 116 known millisecond and young pulsars using data from the fifth science run of the LIGO detectors. For this search ephemerides overlapping the run...
Observation of the baryonic B-decay [overline]B^0 → Lambda_c^+ [overline p]K^-pi^+ (2009)
Aubert, B., Karyotakis, Y., Lees, J. P., Poireau, V., Prencipe, E., Prudent, X., ...
We report the observation of the baryonic B-decay B^0 → Λ^+_cpK^- π^+, excluding contributions from the decay B^0 → Λ^+_c ΛK^-. Using a data sample of 467 X 10^6 BB pairs collected with the...
Search for gravitational wave ringdowns from perturbed black holes in LIGO S4 data (2009)
Abbott, B. P., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
According to general relativity a perturbed black hole will settle to a stationary configuration by the emission of gravitational radiation. Such a perturbation will occur, for example, in the...
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...
Collaboration, LIGO Scientific, Abbott, R., Acernese, F., Adhikari, R., Ajith, P., ...
We present the results of a search for gravitational-wave bursts associated with 137 gamma-ray bursts (GRBs) that were detected by satellite-based gamma-ray experiments during the fifth LIGO science...
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...
Stacked Search for Gravitational Waves from the 2006 SGR 1900+14 Storm (2009)
Abbott, B. P., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
We present the results of a LIGO search for short-duration gravitational waves (GWs) associated with the 2006 March 29 SGR 1900+14 storm. A new search method is used, "stacking" the GW data around...
Abbott, B. P., Abbott, R., Adhikari, R., Ajith , P., Allen, B., Allen, G., ...
We report on a search for gravitational waves from coalescing compact binaries, of total mass between 2 and 35M_☉, using LIGO observations between November 14, 2006 and May 18, 2007. No...
Einstein@Home search for periodic gravitational waves in early S5 LIGO data (2009)
Abbott, B. P., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
This paper reports on an all-sky search for periodic gravitational waves from sources such as deformed isolated rapidly spinning neutron stars. The analysis uses 840 hours of data from 66 days of the...
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...
Observation of a kilogram-scale oscillator near its quantum ground state (2009)
Abbott, B., Abbott, R., Adhikari, R., Ajith, P., Allen , B., Allen, G., ...
We introduce a novel cooling technique capable of approaching the quantum ground state of a kilogram-scale system—an interferometric gravitational wave detector. The detectors of the Laser...
LIGO: the Laser Interferometer Gravitational-Wave Observatory (2009)
Abbott, B. P., Abbott, R., Adhikari, R., Ajith, P, Allen, B., Allen, G., ...
The goal of the Laser Interferometric Gravitational-Wave Observatory (LIGO) is to detect and study gravitational waves (GWs) of astrophysical origin. Direct detection of GWs holds the promise of...
Search for the rare leptonic decays B^+ → l^+nu_l (l=e,µ) (2009)
Aubert, B., Karyotakis, Y., Lees, J. P., Poireau, V., Prencipe, E., Prudent, X., ...
We have performed a search for the rare leptonic decays B^+ → ℓ^+v_ℓ(l=e,µ), using data collected at the Y(4S) resonance by the BABAR detector at the PEP-II storage ring. In a sample of...
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...
Aubert, B., Karyotakis, Y., Lees, J. P., Poireau, V., Prencipe, E., Prudent, X., ...
We perform a study of the exclusive production of D[overline D], D^*[overline D], and D^*[overline D]^* in initial-state-radiation events, from e^+e^- annihilations at a center-of-mass energy near...
Measurement of time-dependent CP asymmetry in B^0-->c[overline c]K^(*)0 decays (2009)
Aubert, B., Karyotakis, Y., Lees, J. P., Poireau, V., Prencipe, E., Prudent, X., ...
We present updated measurements of time-dependent CP asymmetries in fully reconstructed neutral B decays containing a charmonium meson. The measurements reported here use a data sample of...
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...
Dalitz plot analysis of B^± → pi^±pi^±pi^(-/+) decays (2009)
Aubert, B., Karyotakis, Y., Lees, J. P., Poireau, V., Prencipe, E., Prudent, X., ...
We present a Dalitz plot analysis of charmless B^± decays to the final state π^± π^± π^(-/+) using a sample of (465 ± 5)X 10^6 BB pairs collected by the BABAR experiment at √s = 10:58 GeV....
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...
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...
Segur, D., Shuvalov, A. L., Pan, Y., Audoin, B.
Semi-analytical model for calculating acoustic response to a line-focused laser pulse in an optically absorptive isotropic cylinder is proposed and implemented. It is assumed that the laser input is...
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...
All-Sky LIGO Search for Periodic Gravitational Waves in the Early Fifth-Science-Run Data (2009)
Abbott, B. P., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
We report on an all-sky search with the LIGO detectors for periodic gravitational waves in the frequency range 50–1100 Hz and with the frequency’s time derivative in the range -5 x 10^(-9)–0...
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...
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...
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...
Einstein@Home search for periodic gravitational waves in LIGO S4 data (2009)
Abbott, B., Abbott, R., Adhikari, R., Ajith, P, Allen, B., Allen, G., ...
A search for periodic gravitational waves, from sources such as isolated rapidly spinning neutron stars, was carried out using 510 h of data from the fourth LIGO science run (S4). The search was for...
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...
All-sky LIGO search for periodic gravitational waves in the early fifth-science-run data. (2009)
Abbott, B. P., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
We report on an all-sky search with the LIGO detectors for periodic gravitational waves in the frequency range 50-1100 Hz and with the frequency's time derivative in the range -5 x 10{-9}-0 Hz s{-1}....
An upper limit on the stochastic gravitational-wave background of cosmological origin (2009)
Abbott, B. P., Abbott, R., Acernese, F., Adhikari, R., Ajith, P., Allen, B., ...
A stochastic background of gravitational waves is expected to arise from a superposition of a large number of unresolved gravitational-wave sources of astrophysical and cosmological origin. It should...
LIGO: the Laser Interferometer Gravitational-Wave Observatory (2009)
Abbott, B. P., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
The goal of the Laser Interferometric Gravitational-Wave Observatory (LIGO) is to detect and study gravitational waves (GWs) of astrophysical origin. Direct detection of GWs holds the promise of...
Observation of a kilogram-scale oscillator near its quantum ground state (2009)
Abbott, B., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
We introduce a novel cooling technique capable of approaching the quantum ground state of a kilogram-scale system-an interferometric gravitational wave detector. The detectors of the Laser...
Abbott, B. P., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
We have searched for gravitational waves from coalescing low mass compact binary systems with a total mass between 2M(circle dot) and 35M(circle dot) and a minimum component mass of 1M(circle dot)...
Stacked Search for Gravitational Waves from the 2006 SGR 1900+14 Storm (2009)
Abbott, B. P., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
We present the results of a LIGO search for short-duration gravitational waves (GWs) associated with the 2006 March 29 SGR 1900+14 storm. A new search method is used, "stacking" the GW data around...
Abbott, B. P., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
We have searched for gravitational waves from coalescing low mass compact binary systems with a total mass between 2M/sub o/ and 35M/sub o/ and a minimum component mass of 1M/sub o/ using data from...
The Einstein@Home search for periodic gravitational waves in early S5 LIGO data (2009)
Abbott, B., Abbott, R., Adhikari, R., Ajith, P., Allen, Bruce, Allen, Gabrielle, ...
This paper reports on an all-sky search for periodic gravitational waves from sources such as deformed isolated rapidly spinning neutron stars. The analysis uses 840 hours of data from 66 days of the...
Abbott, B. P., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
We have searched for gravitational waves from coalescing low mass compact binary systems with a total mass between 2M_([sun]) and 35Mz-([sun]) and a minimum component mass of 1M_([sun]) using data...
Einstein@Home search for periodic gravitational waves in early S5 LIGO data (2009)
LIGO Sci Collaboration, Abbott, BP, Abbott, R, Adhikari, R, Ajith, P, Allen, B, ...
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...
Search for Gravitational-Wave Bursts from Soft Gamma Repeaters (2008)
Abbott, B., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
We present a LIGO search for short-duration gravitational waves (GWs) associated with soft gamma ray repeater (SGR) bursts. This is the first search sensitive to neutron star f modes, usually...
With accompanying conference presentation
A joint search for gravitational wave bursts with AURIGA and LIGO (2008)
Baggio, L., Bignotto, M., Bonaldi, M., Cerdonio, M., De Rosa, M., Falferi, P., ...
The first simultaneous operation of the AURIGA detector and the LIGO observatory was an opportunity to explore real data, joint analysis methods between two very different types of gravitational wave...
Bi, H, Zuo, Z, Chen, X, Zu, C, Wen, Y, Sun, H, ...
Tanshinone IIA (TSIIA) is a major active triterpenoid isolated from Salvia miltiorrhiza. The purposes of this study were to investigate various preclinical factors that determined the...
A joint search for gravitational wave bursts with AURIGA and LIGO (2008)
Baggio, L., Bignotto, M., Bonaldi, M., Cerdonio, M., De Rosa, M., Falferi, P., ...
The first simultaneous operation of the AURIGA detector(63) and the LIGO observatory(64) was an opportunity to explore real data, joint analysis methods between two very different types of...
Study of B meson decays with excited eta and eta ` mesons (2008)
BABAR Collaboration, Aubert, B, Bona, M, Boutigny, D, Karyotakis, Y, Lees, JP, ...
A joint search for gravitational wave bursts with AURIGA and LIGO (2008)
Baggio, L, Bignotto, M, Bonaldi, M, Cerdonio, M, Rosa, M De, Falferi, P, ...
"The first simultaneous operation of the AURIGA detector and the LIGO observatory was an opportunity to explore real data, joint analysis methods between two very different types of gravitational...
Astrophysically triggered searches for gravitational waves: status and prospects (2008)
Abbott, B, Abbott, R, Adhikari, R, Ajith, P, Allen, B, Allen, G, ...
"In gravitational-wave detection, special emphasis is put onto searches that focus on cosmic events detected by other types of astrophysical observatories. The astrophysical triggers, e.g. from g-ray...
First joint search for gravitational-wave bursts in LIGO and GEO 600 data (2008)
Abbott, B, Abbott, R, Adhikari, R, Ajith, P, Allen, B, Allen, G, ...
"We present the results of the first joint search for gravitational-wave bursts by the LIGO and GEO 600 detectors. We search for bursts with characteristic central frequencies in the band 768-2048 Hz...
Joint LIGO and TAMA300 search for gravitational waves from inspiralling neutron star binaries (2006)
Abbott, B., Abbott, R., Adhikari, R., Ageev, A., Agresti, J., Ajith, P., ...
We search for coincident gravitational wave signals from inspiralling neutron star binaries using LIGO and TAMA300 data taken during early 2003. Using a simple trigger exchange method, we perform an...
cisRED: a database system for genome-scale computational discovery of regulatory elements (2006)
Robertson, G., Bilenky, M., Lin, K., He, A., Yuen, W., Dagpinar, M., ...
We describe cisRED, a database for conserved regulatory elements that are identified and ranked by a genome-scale computational system (www.cisred.org). The database and high-throughput predictive...
Pan, Y., Trahan, J. L., Vaidyanathan, R.
The distance transform is a basic operation in computer vision, pattern recognition and robotics. In this paper, we consider the city block (L1) distance metric. An algorithm for computing the city...
Selection on k-Dimensional Meshes with Multiple Broadcasting (1996)
Randomized selection algorithms on k-dimensional mesh-connected computers with multiple broad-casting are proposed in this paper. We first show that a leader can be elected in O(log N) time on any...
Short Circuits in Buffered Multi-stage Interconnection Networks (1990)
A new switching method, called short-circuit switching, is proposed for multistage interconnection networks. It combines the advantages of both message switching and circuit switching methods...
Empirical relationships between tissue softness and out-of-plane ultrasonic measurements (1989)
"February, 1989."
PAC report (Paper Properties and Uses) March 1989 (1989)
Whitsitt, William J., Halcomb, Robert A., Dees, J., Hardacker, Keith W., Pan, Y., ...
"March 22-23, 1989."
PAC report (Paper Properties and Uses) October 1988 (1988)
Waterhouse, John F., Stratton, Robert A., Hardacker, Keith W., Etzler, Frank M., Whitsitt, William J., Halcomb, Robert A., ...
"October 19-20, 1988."
Blomqvist, C., Huuhtanen, R., Pan, Y., Wiklund, T., Tarkkanen, M., Virolainen, M., ...
A significant correlation (r = -0.48) was found between the logarithm of the S-phase fraction of the primary tumour (SPF) and the logarithm of the doubling time of lung metastases (T2). The estimated...