Search Results - "Ratcliff, B. N"
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Design and performance of the focusing DIRC detector
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (01-03-2015)“…We present the final results from a novel Cherenkov imaging detector called the Focusing DIRC (FDIRC). This detector was designed as a full-scale prototype of…”
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Results from the FDIRC prototype
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (01-12-2014)“…We present results from a novel Cherenkov imaging detector called the Focusing DIRC (FDIRC). This detector was designed as a prototype of the particle…”
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Operational experience with the DIRC detector
Published in IEEE Transactions on Nuclear Science (01-06-2002)“…The DIRC, a novel type of Cherenkov ring imaging device, is the primary hadronic particle identification system for the BABAR detector at the asymmetric…”
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High-precision measurement of the left-right Z Boson cross-section asymmetry
Published in Physical review letters (26-06-2000)“…We present a measurement of the left-right cross-section asymmetry ( A(LR)) for Z boson production by e(+)e(-) collisions. The measurement includes the final…”
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Review of Particle Physics
Published in Physical review. D, Particles, fields, gravitation, and cosmology (20-07-2012)“…This biennial Review summarizes much of particle physics. Using data from previous editions, plus 2658 new measurements from 644 papers, we list, evaluate, and…”
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Evidence for an Excess of B ¯ → D ( ) τ − ν ¯ τ Decays
Published in Physical review letters (06-09-2012)“…Based on the full BABAR data sample, we report improved measurements of the ratios R(D(*))=B(B̄→D(*)τ⁻ν¯τ)/B(B̄→D(*)ll¯ν¯l), where l is either e or μ. These…”
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Precise Measurement of the b -Quark Fragmentation Function in Z{sup 0} Boson Decays
Published in Physical review letters (08-05-2000)“…We have developed a new technique for inclusive reconstruction of the energy of B hadrons. The excellent efficiency and resolution of this technique allow us…”
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Novel photon detectors for focusing DIRC prototype
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (01-02-2004)“…For present BaBar DIRC, the Cherenkov angular resolution is dominated by three contributions—the chromatic error, bar thickness and pixel size. We have…”
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Design and production of the high voltage electrode grids and electron extraction region for the LZ dual-phase xenon time projection chamber
Published 11-06-2021“…The dual-phase xenon time projection chamber (TPC) is a powerful tool for direct-detection experiments searching for WIMP dark matter, other dark matter…”
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Improved direct measurement of leptonic coupling asymmetries with polarized Z bosons
Published in Physical review letters (12-02-2001)“…We present final measurements of the Z boson-lepton coupling asymmetry parameters A(e), A(mu), and A(tau) with the complete sample of polarized Z bosons…”
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Study of the reaction e+e− → J/ψπ+π− via initial-state radiation at BABAR
Published in Physical review. D, Particles, fields, gravitation, and cosmology (12-09-2012)“…We study the process e + e − → J / ψ π + π − with initial-state-radiation events produced at the PEP-II asymmetric-energy collider. The data were recorded with…”
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Measurement of branching fractions and rate asymmetries in the rare decays B → K ( ) ℓ + ℓ
Published in Physical review. D, Particles, fields, gravitation, and cosmology (24-08-2012)“…In a sample of 471 × 10 6 B ¯¯¯ B events collected with the BABAR detector at the PEP-II e + e − collider we study the rare decays B → K ( * ) ℓ + ℓ − , where…”
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Evidence of B + → τ + ν decays with hadronic B tags
Published in Physical review. D, Particles, fields, gravitation, and cosmology (08-08-2013)“…We present a search for the decay B + → τ + ν using 467.8 × 10 6 B ¯¯¯ B pairs collected at the Υ ( 4 S ) resonance with the BABAR detector at the SLAC PEP-II…”
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Exclusive measurements of b → s γ transition rate and photon energy spectrum
Published in Physical review. D, Particles, fields, gravitation, and cosmology (26-09-2012)Get full text
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Collins asymmetries in inclusive charged KK and Kπ pairs produced in e+e- annihilation
Published in Physical review. D, Particles, fields, gravitation, and cosmology (22-12-2015)Get full text
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Search for di-muon decays of a low-mass Higgs boson in radiative decays of the Υ ( 1 S )
Published in Physical review. D, Particles, fields, gravitation, and cosmology (15-02-2013)“…We search for di-muon decays of a low-mass Higgs boson ( A 0 ) produced in radiative Υ ( 1 S ) decays. The Υ ( 1 S ) sample is selected by tagging the pion…”
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Design and production of the high voltage electrode grids and electron extraction region for the LZ dual-phase xenon time projection chamber
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (11-05-2022)“…The dual-phase xenon time projection chamber (TPC) is a powerful tool for direct-detection experiments searching for WIMP dark matter, other dark matter…”
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Identification of radiopure titanium for the LZ dark matter experiment and future rare event searches
Published in Astroparticle physics (01-11-2017)“…The LUX-ZEPLIN (LZ) experiment will search for dark matter particle interactions with a detector containing a total of 10 tonnes of liquid xenon within a…”
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Design and production of the high voltage electrode grids and electron extraction region for the LZ dual-phase xenon time projection chamber
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (16-11-2021)“…The dual-phase xenon time projection chamber (TPC) is a powerful tool for direct-detection experiments searching for WIMP dark matter, other dark matter…”
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Journal Article