Search Results - "Mujunen, A"
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First result from the Alpha Magnetic Spectrometer on the International Space Station: precision measurement of the positron fraction in primary cosmic rays of 0.5-350 GeV
Published in Physical review letters (03-04-2013)“…A precision measurement by the Alpha Magnetic Spectrometer on the International Space Station of the positron fraction in primary cosmic rays in the energy…”
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Cosmic-ray positron fraction measurement from 1 to 30 GeV with AMS-01
Published in Physics letters. B (15-03-2007)“…A measurement of the cosmic ray positron fraction e+/(e++e−) in the energy range of 1–30 GeV is presented. The measurement is based on data taken by the AMS-01…”
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Journal Article -
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Solar observing system for radio frequencies 5–120 MHz
Published in Astronomische Nachrichten (01-11-2018)“…The Aalto University Metsähovi Radio Observatory (MRO) in Finland installed and started operating a new low‐frequency solar radio monitoring instrument in…”
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Protons in near earth orbit
Published in Physics letters. B (2000)“…The proton spectrum in the kinetic energy range 0.1 to 200 GeV was measured by the Alpha Magnetic Spectrometer (AMS) during space shuttle flight STS-91 at an…”
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Helium in near Earth orbit
Published in Physics letters. B (2000)“…The helium spectrum from 0.1 to 100 GeV/nucleon was measured by the Alpha Magnetic Spectrometer (AMS) during space shuttle flight STS-91 at altitudes near…”
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A study of cosmic ray secondaries induced by the Mir space station using AMS-01
Published in Nuclear instruments & methods in physics research. Section B, Beam interactions with materials and atoms (01-06-2005)“…The Alpha Magnetic Spectrometer (AMS-02) is a high energy particle physics experiment that will study cosmic rays in the ∼100 MeV to 1 TeV range and will be…”
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ISOTOPIC COMPOSITION OF LIGHT NUCLEI IN COSMIC RAYS: RESULTS FROM AMS-01
Published in The Astrophysical journal (01-08-2011)“…The variety of isotopes in cosmic rays allows us to study different aspects of the processes that cosmic rays undergo between the time they are produced and…”
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The Alpha Magnetic Spectrometer (AMS) on the International Space Station: Part I – results from the test flight on the space shuttle
Published in Physics reports (01-08-2002)“…The Alpha Magnetic Spectrometer (AMS) was flown on the space shuttle Discovery during flight STS-91 (June 1998) in a 51.7° orbit at altitudes between 320 and.A…”
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Relative Composition and Energy Spectra of Light Nuclei in Cosmic Rays: Results from AMS-01
Published in The Astrophysical journal (20-11-2010)“…Measurement of the chemical and isotopic composition of cosmic rays is essential for the precise understanding of their propagation in the galaxy. While the…”
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Cosmic protons
Published in Physics letters. B (28-09-2000)“…The primary proton spectrum in the kinetic energy range 0.2 to 200 GeV was measured by the Alpha Magnetic Spectrometer (AMS) during space shuttle flight STS–91…”
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Journal Article -
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Leptons in near earth orbit
Published in Physics letters. B (29-06-2000)“…The lepton spectra in the kinetic energy ranges 0.2 to 40 GeV for e − and 0.2 to 3 GeV for e + were measured by the Alpha Magnetic Spectrometer (AMS) during…”
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Search for antihelium in cosmic rays
Published in Physics letters. B (1999)“…The Alpha Magnetic Spectrometer (AMS) was flown on the space shuttle Discovery during flight STS-91 in a 51.7° orbit at altitudes between 320 and 390 km. A…”
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The Alpha Magnetic Spectrometer (AMS)
Published in Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment (01-02-2002)“…The Alpha Magnetic Spectrometer (AMS) is a large acceptance ( 0.65 sr m 2 ) detector designed to operate in the International Space Station (ISS) for three…”
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Journal Article Conference Proceeding -
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High rate data link front end design and performance during Alpha Magnetic Spectrometer Space Shuttle flight, May 1998
Published in IEEE aerospace and electronic systems magazine (01-01-2000)“…In June 1998, Metsahovi Radio Observatory participated in a 10-day shuttle mission, STS-91, ground support activity by receiving, archiving, and making…”
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Magazine Article -
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On the Calibration of Full-polarization 86GHz Global VLBI Observations
Published 07-03-2012“…We report the development of a semi-automatic pipeline for the calibration of 86 GHz full-polarization observations performed with the Global Millimeter-VLBI…”
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