about
Description and first application of a new technique to measure the gravitational mass of antihydrogenTrapped antihydrogenConfinement of antihydrogen for 1,000 secondsAn experimental limit on the charge of antihydrogenProduction and detection of cold antihydrogen atoms.Resonant quantum transitions in trapped antihydrogen atoms.Observation of the 1S-2S transition in trapped antihydrogen.Observation of the hyperfine spectrum of antihydrogen.Antihydrogen accumulation for fundamental symmetry tests.Autoresonant-spectrometric determination of the residual gas composition in the ALPHA experiment apparatus.Enhanced Control and Reproducibility of Non-Neutral Plasmas.Evaporative cooling of antiprotons to cryogenic temperatures.Antimatter Plasmas in a Multipole Trap for AntihydrogenCharacterization of the 1S–2S transition in antihydrogenAntiproton cloud compression in the ALPHA apparatus at CERNIn situ electromagnetic field diagnostics with an electron plasma in a Penning–Malmberg trapThe ALPHA antihydrogen trapping apparatusElectron plasmas as a diagnostic tool for hyperfine spectroscopy of antihydrogenEvaporative cooling of antiprotons for the production of trappable antihydrogenExperimental and computational study of the injection of antiprotons into a positron plasma for antihydrogen productionSilicon vertex detector upgrade in the ALPHA experimentDiscriminating between antihydrogen and mirror-trapped antiprotons in a minimum-B trapAlternative method for reconstruction of antihydrogen annihilation verticesAntihydrogen annihilation reconstruction with the ALPHA silicon detectorAntihydrogen detection in ALPHAAntihydrogen formation by autoresonant excitation of antiproton plasmasAntiparticle plasmas for antihydrogen trappingMicrowave-plasma interactions studied via mode diagnostics in ALPHAProgress towards microwave spectroscopy of trapped antihydrogenThe ALPHA – detector: Module Production and AssemblyTrapped antihydrogenSearch for trapped antihydrogenTowards antihydrogen trapping and spectroscopy at ALPHAAntiparticle sources for antihydrogen production and trappingSearch for trapped antihydrogen in ALPHAThis paper was presented at the International Conference on Precision Physics of Simple Atomic Systems, held at École de Physique, les Houches, France, 30 May – 4 June, 2010Antihydrogen formation dynamics in a multipolar neutral anti-atom trapAntimatter transport processesAntihydrogen Physics at ALPHA/CERNThis paper was presented at the International Conference on Precision Physics of Simple Atomic Systems, held at University of Windsor, Windsor, Ontario, Canada on 21–26 July 2008Antiproton, positron, and electron imaging with a microchannel plate/phosphor detectorMagnetic multipole induced zero-rotation frequency bounce-resonant loss in a Penning–Malmberg trap used for antihydrogen trapping
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description
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wetenschapper
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հետազոտող
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N. Madsen
@nl
N. Madsen
@sl
Niels Madsen
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Niels Madsen
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N. Madsen
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N. Madsen
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Niels Madsen
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Niels Madsen
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N. Madsen
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N. Madsen
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Niels Madsen
@en
Niels Madsen
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P106
P31
P496
0000-0002-7372-0784