Search Results - "AMSLER, C"
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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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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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4
Food Waste Management Practices and Barriers to Progress in U.S. University Foodservice
Published in International journal of environmental research and public health (27-05-2022)“…Identifying institutional capacity to reduce and reallocate food waste is important to reduce both greenhouse gas emissions and food insecurity. The goal of…”
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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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importance of effective sampling for exploring the population dynamics of haploid–diploid seaweeds
Published in Journal of phycology (01-02-2016)“…The mating system partitions genetic diversity within and among populations and the links between life history traits and mating systems have been extensively…”
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Antiproton annihilation at rest in thin solid targets and comparison with Monte Carlo simulations
Published in The European physical journal. A, Hadrons and nuclei (17-11-2024)“…The mechanism of antiproton–nucleus annihilation at rest is not fully understood, despite substantial previous experimental and theoretical work. In this study…”
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Upgrade of ASACUSA’s antihydrogen detector
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (01-01-2023)“…The goal of the ASACUSA (Atomic Spectroscopy And Collisions Using Slow Antiprotons) CUSP experiment at CERN’s Antiproton Decelerator is to measure the ground…”
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Induced resistance to periwinkle grazing in the brown seaweed Fucus vesiculosus (Phaeophyceae): molecular insights and seaweed‐mediated effects on herbivore interactions
Published in Journal of phycology (01-06-2014)“…Herbivory is a key factor for controlling seaweed biomass and community structure. To cope with grazers, constitutive and inducible defenses have evolved in…”
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10
Hyperfine spectroscopy of hydrogen and antihydrogen in ASACUSA
Published in Hyperfine interactions (2019)“…The ASACUSA collaboration at the Antiproton Decelerator of CERN aims at a precise measurement of the antihydrogen ground-state hyperfine structure as a test of…”
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A hydrogen beam to characterize the ASACUSA antihydrogen hyperfine spectrometer
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (11-08-2019)“…The antihydrogen program of the ASACUSA collaboration at the antiproton decelerator of CERN focuses on Rabi-type measurements of the ground-state hyperfine…”
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12
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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13
New opportunities for kaonic atoms measurements from CdZnTe detectors
Published in The European physical journal. ST, Special topics (01-08-2023)“…We present the tests performed by the SIDDHARTA-2 collaboration at the DA Φ NE collider with a quasi-hemispherical CdZnTe detector. The very good…”
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14
A cryogenic tracking detector for antihydrogen detection in the AEgIS experiment
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (21-04-2020)“…We present the commissioning of the Fast Annihilation Cryogenic Tracker detector (FACT), installed around the antihydrogen production trap inside the 1T…”
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15
Meiospores produced in sori of nonsporophyllous laminae of Macrocystis pyrifera (Laminariales, Phaeophyceae) may enhance reproductive output
Published in Journal of phycology (01-04-2014)“…Different lamina of Macrocystis pyrifera sporophytes (i.e., sporophylls, pneumatocyst‐bearing blades, and apical scimitars) in a wave‐sheltered site were found…”
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Production and detection of cold antihydrogen atoms
Published in Nature (London) (03-10-2002)“…A theoretical underpinning of the standard model of fundamental particles and interactions is CPT invariance, which requires that the laws of physics be…”
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AEgIS at ELENA: outlook for physics with a pulsed cold antihydrogen beam
Published in Philosophical transactions of the Royal Society of London. Series A: Mathematical, physical, and engineering sciences (28-03-2018)“…The efficient production of cold antihydrogen atoms in particle traps at CERN's Antiproton Decelerator has opened up the possibility of performing direct…”
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18
Positron bunching and electrostatic transport system for the production and emission of dense positronium clouds into vacuum
Published in Nuclear instruments & methods in physics research. Section B, Beam interactions with materials and atoms (01-11-2015)“…We describe a system designed to re-bunch positron pulses delivered by an accumulator supplied by a positron source and a Surko-trap. Positron pulses from the…”
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A ∼100 μm-resolution position-sensitive detector for slow positronium
Published in Nuclear instruments & methods in physics research. Section B, Beam interactions with materials and atoms (15-10-2019)“…In this work we describe a high-resolution position-sensitive detector for positronium. The detection scheme is based on the photoionization of positronium in…”
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Observation of π^{-}K^{+} and π^{+}K^{-} Atoms
Published in Physical review letters (09-09-2016)“…The observation of hydrogenlike πK atoms, consisting of π^{-}K^{+} or π^{+}K^{-} mesons, is presented. The atoms are produced by 24 GeV/c protons from the…”
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