Search Results - "Kohl, Y."
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Effects of polystyrene nanoparticles on the microbiota and functional diversity of enzymes in soil
Published in Environmental sciences Europe (2018)“…Background The increasing production of nanoplastics and the fragmentation of microplastics into smaller particles suggest a plausible yet unclear hazard in…”
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Search at the Mainz Microtron for light massive gauge bosons relevant for the muon g-2 anomaly
Published in Physical review letters (06-06-2014)“…A massive, but light, Abelian U(1) gauge boson is a well-motivated possible signature of physics beyond the standard model of particle physics. In this Letter,…”
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Comparison of recoil polarization in the C12(e→,e′p→) process for protons extracted from s and p shells
Published in Physics letters. B (10-12-2020)“…We present the first measurements of the double ratio of the polarization-transfer components (Px′/Pz′)p/(Px′/Pz′)s for knock-out protons from the s and p…”
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Low-energy electron-beam treatment as alternative for on-site sterilization of highly functionalized medical products – A feasibility study
Published in Radiation physics and chemistry (Oxford, England : 1993) (01-09-2018)“…Over the last decades, the medical device industry has grown significantly. Complex and highly functionalized medical devices and implants are being developed…”
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New Insight in the Q^{2} Dependence of Proton Generalized Polarizabilities
Published in Physical review letters (08-11-2019)Get full text
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First Measurement of the Q^{2} Dependence of the Beam-Normal Single Spin Asymmetry for Elastic Scattering off Carbon
Published in Physical review letters (13-07-2018)“…We report on the first Q^{2}-dependent measurement of the beam-normal single spin asymmetry A_{n} in the elastic scattering of 570 MeV vertically polarized…”
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Beam-Recoil Polarization Measurement of π^{0} Electroproduction on the Proton in the Region of the Roper Resonance
Published in Physical review letters (14-07-2017)“…The helicity-dependent recoil proton polarizations P_{x}^{'} and P_{z}^{'} as well as the helicity-independent component P_{y} have been measured in the…”
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Measurements of the induced polarization in the quasi-elastic A(e,e′p→) process in non-coplanar kinematics
Published in Physics letters. B (10-12-2020)“…We report measurements of the induced polarization P→ of protons knocked out from 2H and 12C via the A(e,e′p→) reaction. We have studied the dependence of P→…”
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Quasi-elastic polarization-transfer measurements on the deuteron in anti-parallel kinematics
Published in Physics letters. B (10-08-2019)“…We present measurements of the polarization-transfer components in the H2(e→,e′p→) reaction, covering a previously unexplored kinematic region with large…”
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Virtual Compton scattering measurements in the nucleon resonance region
Published in The European physical journal. A, Hadrons and nuclei (01-10-2019)“… We report on new measurements of the electric Generalized Polarizability (GP) of the proton α E in a kinematic region where a puzzling dependence on momentum…”
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First measurement of proton's charge form factor at very low Q2 with initial state radiation
Published in Physics letters. B (01-08-2017)“…We report on a new experimental method based on initial-state radiation (ISR) in e–p scattering, which exploits the radiative tail of the elastic peak to study…”
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Prospects for hypernuclear physics at Mainz: From KAOS@MAMI to PANDA@FAIR
Published in Nuclear physics. A (01-09-2013)“…At the Mainz Microtron hypernuclei are produced by (e,e′K) reactions. A dedicated kaon spectrometer located at 0° with respect to the electron beam is used to…”
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Advanced models and detection systems for evaluating immunotoxicity of nanomaterials in health and disease
Published in Toxicology letters (10-10-2018)Get full text
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Deuteron form factor measurements at low momentum transfers
Published in EPJ Web of conferences (01-01-2016)“…A precise measurement of the elastic electron-deuteron scattering cross section at four-momentum transfers of 0.24 fm−1 ≤ Q ≤ 2.7 fm−1 has been performed at…”
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Journal Article Conference Proceeding -
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Initial state radiation experiment at MAMI
Published in EPJ Web of conferences (01-01-2014)“…In an attempt to contribute further insight into the discrepancy between the Lamb shift and elastic scattering determinations of the proton charge radius, a…”
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Experimental investigations of the hypernucleus Λ4H
Published in EPJ Web of conferences (01-01-2016)“…Negatively charged pions from two-body decays of stopped Λ4H hypernuclei were studied in 2012 at the Mainz Microtron MAMI, Germany. The momenta of the…”
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Conference Proceeding Journal Article -
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Ground-state binding energy of HΛ4 from high-resolution decay-pion spectroscopy
Published in Nuclear physics. A (01-10-2016)“…A systematic study on the Λ ground state binding energy of hyperhydrogen HΛ4 measured at the Mainz Microtron MAMI is presented. The energy was deduced from the…”
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Observation of H[Lambda]4 Hyperhydrogen by Decay-Pion Spectroscopy in Electron Scattering
Published in Physical review letters (12-06-2015)“…At the Mainz Microtron MAM I, the first high-resolution pion spectroscopy from decays of strange systems was performed by electron scattering off a Be9 target…”
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