Search Results - "Reicherz, G."
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Observation of the p η ′ Cusp in the New Precise Beam Asymmetry Σ Data for γ p → p η
Published in Physical review letters (09-10-2020)“…Data on the beam asymmetry Σ in the photoproduction of η mesons off protons are reported for tagged photon energies from 1130 to 1790 MeV (mass range from W =…”
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The large COMPASS polarized solid ammonia target for Drell–Yan measurements with a pion beam
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (11-02-2022)“…The transversely polarized target (PT) of the COMPASS (NA58) collaboration at CERN has been used for Drell–Yan measurements in 2015 and 2018. The transverse…”
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Measurements of double-polarized compton scattering asymmetries and extraction of the proton spin polarizabilities
Published in Physical review letters (20-03-2015)“…The spin polarizabilities of the nucleon describe how the spin of the nucleon responds to an incident polarized photon. The most model-independent way to…”
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First measurement of the helicity asymmetry for γp → pπ0 in the resonance region
Published in Physical review letters (10-01-2014)“…The first measurement of the helicity dependence of the photoproduction cross section of single neutral pions off protons is reported for photon energies from…”
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Measurement of polarization observables T, P, and H in π0 and η photoproduction off quasi-free nucleons
Published in The European physical journal. A, Hadrons and nuclei (17-10-2023)“…The target asymmetry T , recoil asymmetry P , and beam-target double polarization observable H were determined in exclusive π 0 and η photoproduction off…”
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Measurement of the transverse target and beam-target asymmetries in η meson photoproduction at MAMI
Published in Physical review letters (04-09-2014)“…We present new data for the transverse target asymmetry T and the very first data for the beam-target asymmetry F in the γ[over →]p[over →]→ηp reaction up to a…”
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Helicity-Dependent Cross Sections for the Photoproduction of π^{0} Pairs from Nucleons
Published in Physical review letters (07-08-2020)Get full text
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Measurement of electron spin-lattice relaxation times in radical doped butanol samples at 1 K using the NEDOR method
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (01-12-2012)“…The electron spin-lattice relaxation time (T 1 e) of TEMPO- and trityl-doped butanol samples at 2.5 T and temperatures between 0.95 K and 2.17 K was studied by…”
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Photoproduction of η mesons from the neutron: Cross sections and double polarization observable E
Published in The European physical journal. A, Hadrons and nuclei (2017)“… Results from measurements of the photoproduction of η mesons from quasifree protons and neutrons are summarized. The experiments were performed with the…”
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N(1520) 3/2(-) helicity amplitudes from an energy-independent multipole analysis based on new polarization data on photoproduction of neutral pions
Published in Physical review letters (08-08-2014)“…New data on the polarization observables T, P, and H for the reaction γp→pπ(0) are reported. The results are extracted from azimuthal asymmetries when a…”
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Single π0 production off neutrons bound in deuteron with linearly polarized photons
Published in The European physical journal. A, Hadrons and nuclei (2021)“…The quasifree γ → d → π 0 n ( p ) photon beam asymmetry, Σ , has been measured at photon energies, E γ , from 390 to 610 MeV, corresponding to center of mass…”
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Single π 0 production off neutrons bound in deuteron with linearly polarized photons
Published in The European physical journal. A, Hadrons and nuclei (2021)“…The quasifree photon beam asymmetry, , has been measured at photon energies, , from 390 to 610 MeV, corresponding to center of mass energy from 1.271 to…”
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Measurement of double polarisation asymmetries in ω-photoproduction
Published in Physics letters. B (12-11-2015)“…The first measurements of the beam-target-helicity-asymmetries E and G in the photoproduction of ω-mesons off protons at the CBELSA/TAPS experiment are…”
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Double-polarization observable G in neutral-pion photoproduction off the proton
Published in The European physical journal. A, Hadrons and nuclei (2017)“… This paper reports on a measurement of the double-polarization observable G in π 0 photoproduction off the proton using the CBELSA/TAPS experiment at the…”
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High deuteron polarization in trityl radical doped deuterated polystyrene
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (21-11-2013)“…Deuterated polystyrene for polarized solid targets has been prepared by chemical doping with the trityl radical ‘Finland D36’ (AH 110 355 deutero acid form)…”
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The polarization observables T, P, and H and their impact on γp→pπ0 multipoles
Published in Physics letters. B (02-09-2015)“…Data on the polarization observables T, P, and H for the reaction γp→pπ0 are reported. Compared to earlier data from other experiments, our data are more…”
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Highest polarizations in deuterated compounds
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (21-06-2004)“…Unlike the proton, which can be almost completely polarized even at temperatures as high as 1 K , achieving a high polarization in a deuteron system is a much…”
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Dynamic polarization of 13C nuclei in solid 13C labeled pyruvic acid
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (01-03-2011)“…Dynamic nuclear polarization (DNP) has proved to be one of the most effective methods to increase the nuclear spin polarization in inorganic as well as organic…”
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First Measurement of the Gerasimov-Drell-Hearn Integral for H 1 from 200 to 800 MeV
Published in Physical review letters (09-07-2001)Get full text
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