Search Results - "Malbrunot, C"
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Scalable haloscopes for axion dark matter detection in the 30 μeV range with RADES
Published in The journal of high energy physics (01-07-2020)“…A bstract RADES (Relic Axion Detector Exploratory Setup) is a project with the goal of directly searching for axion dark matter above the 30 μ eV scale…”
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A source of antihydrogen for in-flight hyperfine spectroscopy
Published in Nature communications (21-01-2014)“…Antihydrogen, a positron bound to an antiproton, is the simplest antiatom. Its counterpart—hydrogen—is one of the most precisely investigated and best…”
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Search for heavy neutrinos in π → μν decay
Published in Physics letters. B (10-11-2019)“…In the present work of the PIENU experiment, heavy neutrinos were sought in pion decays π+→μ+ν at rest by examining the observed muon energy spectrum for extra…”
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Search for Dark Matter Axions with CAST-CAPP
Published in Nature communications (19-10-2022)“…The CAST-CAPP axion haloscope, operating at CERN inside the CAST dipole magnet, has searched for axions in the 19.74 μ eV to 22.47 μ eV mass range. The…”
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In-beam measurement of the hydrogen hyperfine splitting and prospects for antihydrogen spectroscopy
Published in Nature communications (12-06-2017)“…Antihydrogen, the lightest atom consisting purely of antimatter, is an ideal laboratory to study the CPT symmetry by comparison with hydrogen. With respect to…”
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Conceptual design of BabyIAXO, the intermediate stage towards the International Axion Observatory
Published in The journal of high energy physics (01-05-2021)“…A bstract This article describes BabyIAXO, an intermediate experimental stage of the International Axion Observatory (IAXO), proposed to be sited at DESY. IAXO…”
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First results of the CAST-RADES haloscope search for axions at 34.67 μeV
Published in The journal of high energy physics (01-10-2021)“…A bstract We present results of the Relic Axion Dark-Matter Exploratory Setup (RADES), a detector which is part of the CERN Axion Solar Telescope (CAST),…”
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Improved Measurement of the π→eν Branching Ratio
Published in Physical review letters (14-08-2015)“…A new measurement of the branching ratio R_{e/μ}=Γ(π^{+}→e^{+}ν+π^{+}→e^{+}νγ)/Γ(π^{+}→μ^{+}ν+π^{+}→μ^{+}νγ) resulted in…”
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The ASACUSA antihydrogen and hydrogen program: results and prospects
Published in Philosophical transactions of the Royal Society of London. Series A: Mathematical, physical, and engineering sciences (28-03-2018)“…The goal of the ASACUSA-CUSP collaboration at the Antiproton Decelerator of CERN is to measure the ground-state hyperfine splitting of antihydrogen using an…”
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CPT and Lorentz symmetry tests with hydrogen using a novel in-beam hyperfine spectroscopy method applicable to antihydrogen experiments
Published in Physics letters. B (01-11-2024)“…We present a Rabi-type measurement of two ground-state hydrogen hyperfine transitions performed in two opposite external magnetic field directions. This puts…”
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Measurement of the principal quantum number distribution in a beam of antihydrogen atoms
Published in The European physical journal. D, Atomic, molecular, and optical physics (01-03-2021)“…The ASACUSA (Atomic Spectroscopy And Collisions Using Slow Antiprotons) collaboration plans to measure the ground-state hyperfine splitting of antihydrogen in…”
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Laser excitation of the n=3 level of positronium for antihydrogen production
Published in Physical review. A, Atomic, molecular, and optical physics (07-07-2016)“…We demonstrate the laser excitation of the n=3 state of positronium (Ps) in vacuum. A combination of a specially designed pulsed slow positron beam and a…”
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Injection and capture of antiprotons in a Penning–Malmberg trap using a drift tube accelerator and degrader foil
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (01-08-2024)“…The Antiproton Decelerator (AD) at CERN provides antiproton bunches with a kinetic energy of 5.3 MeV. The Extra-Low ENergy Antiproton ring at CERN,…”
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Performance of novel VUV-sensitive Silicon Photo-Multipliers for nEXO
Published in The European physical journal. C, Particles and fields (01-12-2022)“…Liquid xenon time projection chambers are promising detectors to search for neutrinoless double beta decay (0 ν β β ), due to their response uniformity,…”
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Monte-Carlo based performance assessment of ASACUSA’s antihydrogen detector
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (01-12-2018)“…An antihydrogen detector consisting of a thin BGO disk and a surrounding plastic scintillator hodoscope has been developed. We have characterized the…”
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A moiré deflectometer for antimatter
Published in Nature communications (28-07-2014)“…The precise measurement of forces is one way to obtain deep insight into the fundamental interactions present in nature. In the context of neutral antimatter,…”
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Induced THz transitions in Rydberg caesium atoms for application in antihydrogen experiments
Published in The European physical journal. D, Atomic, molecular, and optical physics (2021)“…Antihydrogen atoms are produced at CERN in highly excited Rydberg states. However, precision measurements require anti-atoms in ground state. Whereas…”
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Thin Film (High Temperature) Superconducting Radiofrequency Cavities for the Search of Axion Dark Matter
Published in IEEE transactions on applied superconductivity (01-06-2022)“…The axion is a hypothetical particle which is a candidate for cold dark matter. Haloscope experiments directly search for these particles in strong magnetic…”
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ELENA: Bright Perspectives for Low Energy Antiproton Physics
Published in Nuclear physics news (2022)Get full text
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An integrated online radioassay data storage and analytics tool for nEXO
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (01-10-2023)“…Large-scale low-background detectors are increasingly used in rare-event searches as experimental collaborations push for enhanced sensitivity. However,…”
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