M. Oberle

activity

20112024

most citedCoherent photoproduction of eta-mesons off 3He - search for eta-mesic nuclei

84 citations · 980 across the 38 of their papers we have counts for

collaborators

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29 papers · 1 filter

nucl-ex2024

First measurement using elliptically polarized photons of the double-polarization observable $E$ for $γ p \to p π^{0}$ and $γ p \to n π^{+}$

A2 Collaboration, F. Afzal, K. Spieker +74

We report the measurement of the helicity asymmetry $E$ for the $p π^{0}$ and $n π^{+}$ final states using, for the first time, an elliptically polarized photon beam in combination with…

nucl-ex2023

Evaluation of the E2/M1 ratio in the $N \to Δ (1232)$ transition from the $γ p \to p π^{0}$ reaction

E. Mornacchi, P. Pedroni, F. Afzal +59

A new data set for the helicity-dependent differential cross section of the single-meson photoproduction reaction $γ p \to p π^{0}$ was obtained for the photon energy interval 150-4…

nucl-ex2021★ 2 cited

Single $π^{0}$ Production Off Neutrons Bound in Deuteron with Linearly Polarized Photons

C. Mullen, S. Gardner, D. I. Glazier +79

The quasifree $γ d \to π^{0} n (p)$ photon beam asymmetry, $Σ$ , has been measured at photon energies, $E_{γ}$ , from 390 to 610 MeV, corresponding to center of mass energy fr…

nucl-ex2020★ 9 cited

Helicity-dependent cross sections for the photoproduction of $π^{0}$ pairs from nucleons

M. Dieterle, L. Witthauer, A. Fix +88

The double-polarization observable $E$ and helicity-dependent cross sections $σ_{1/2}$ , $σ_{3/2}$ have been measured for the photoproduction of $π^{0}$ pairs off quasi-free protons a…

nucl-ex2019★ 14 cited

Spin polarizabilities of the proton by measurement of Compton double-polarization observables

D. Paudyal, P. P. Martel, G. M. Huber +90

The Compton double-polarization observable $Σ_{2 z}$ has been measured for the first time in the $Δ (1232)$ resonance region using a circularly polarized photon beam incident on a lo…

nucl-ex2019★ 3 cited

Measurement of the beam-helicity asymmetry in photoproduction of $π^{0} η$ pairs on carbon, aluminum, and lead

V. Sokhoyan, S. Prakhov, A. Fix +88

The beam-helicity asymmetry was measured, for the first time, in photoproduction of $π^{0} η$ pairs on carbon, aluminum, and lead, with the A2 experimental setup at MAMI. The result…

First measurement using elliptically polarized photons of the double-polarization observable E for γp→pπ0 and γp→nπ+

Evaluation of the E2/M1 ratio in the N→Δ(1232) transition from the γ​p​→pπ0 reaction

Single π0 Production Off Neutrons Bound in Deuteron with Linearly Polarized Photons

Helicity-dependent cross sections for the photoproduction of π0 pairs from nucleons