activity
20082022
most citedStudy of the gp-->etap reaction with the Crystal Ball detector at the Mainz Microtron(MAMI-C)

126 citations · 1.5k across the 49 of their papers we have counts for

collaborators

50 papers

hep-ex2022

Target and beam-target asymmetries for the reaction

S. Garni, V. L. Kashevarov, A. Fix +81

Background: Photoproduction of pion pairs allows to study sequential decays of nucleon resonances via excited intermediate states. Such decays are important e.g. for states which i…

nucl-ex2021★ 22 cited

Photoproduction of extending to forward angles and low momentum transfer

G. Scheluchin, T. C. Jude, S. Alef +32

photoproduction has been studied at the BGOOD experiment via the all neutral decay, . The unique BGOOD experimental setup allows both the cro…

nucl-ex2020

Strangeness photoproduction at the BGO-OD experiment

Georg Scheluchin, Stefan Alef, Patrick Bauer +30

The BGO-OD experiment at the University of Bonn's ELSA accelerator facility in Germany is ideally suited to investigate photoproduction at extreme forward angles. It combines a hig…

nucl-ex2020★ 1 cited

Strangeness Photoproduction at the BGO-OD experiment

T. C. Jude, S. Alef, P. Bauer +30

The BGO-OD experiment at the ELSA accelerator facility uses an energy tagged bremsstrahlung photon beam to investigate the excitation structure of the nucleon. The setup consists o…

nucl-ex2020★ 9 cited

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

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

The double-polarization observable and helicity-dependent cross sections , have been measured for the photoproduction of pairs off quasi-free protons a…

physics.ins-det2019★ 30 cited

The BGOOD experimental setup at ELSA

S. Alef, P. Bauer, D. Bayadilov +58

The BGOOD experiment at the ELSA facility in Bonn has been commissioned within the framework of an international collaboration. The experiment pursues a systematic investigation of…

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 has been measured for the first time in the resonance region using a circularly polarized photon beam incident on a lo…

nucl-ex2019★ 27 cited

Cross Section for measured at Mainz/A2

W. J. Briscoe, M. Hadzimehmedovi, A. E. Kudryavtsev +89

The differential cross section evaluated for 27 energy bins span the photon-energy range 290-813 MeV (W = 1.195-1.553 GeV) and the pion c.m. polar production angles,…

nucl-ex2019★ 3 cited

Measurement of the beam-helicity asymmetry in photoproduction of 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 pairs on carbon, aluminum, and lead, with the A2 experimental setup at MAMI. The result…

nucl-ex2018★ 21 cited

Experimental study of the , , and reactions at the Mainz Microtron

C. S. Akondi, K. Bantawa, D. M. Manley +78

This work measured for neutral kaon photoproduction reactions from threshold up to a c.m.\ energy of 1855MeV, focussing specifically on the , $γn\righ…

nucl-ex2018★ 9 cited

First measurement of helicity-dependent cross sections in pi0-eta photoproduction from quasi-free nucleons

A. Käser, M. Dieterle, L. Witthauer +80

The helicity-dependent cross sections for the photoproduction of pairs have been measured for the first time. The experiment was performed at the tagged photon facility of t…

hep-ex2018★ 16 cited

High-statistics measurement of the eta->3pi^0 decay at the Mainz Microtron

S. Prakhov, S. Abt, P. Achenbach +85

The largest, at the moment, statistics of 7x10^6 eta->3pi^0 decays, based on 6.2x10^7 eta mesons produced in the gamma p -> eta p reaction, has been accumulated by the A2 Collabora…

hep-ex2017★ 9 cited

Measurement of the decay at MAMI

P. Adlarson, F. Afzal, C. S. Akondi +75

An experimental study of the decay has been conducted with the best up-to-date statistical accuracy, by measuring mesons produced in the re…

nucl-ex2017★ 24 cited

First measurement of the polarization observable and helicity-dependent cross sections in single photoproduction from quasi-free nucleons

M. Dieterle, L. Witthauer, F. Cividini +84

The double-polarization observable and the helicity-dependent cross sections and have been measured for the first time for single photoproduction fr…

nucl-ex2017★ 24 cited

Helicity-dependent cross sections and double-polarization observable E in eta photoproduction from quasi-free protons and neutrons

L. Witthauer, M. Dieterle, S. Abt +84

Precise helicity-dependent cross sections and the double-polarization observable were measured for photoproduction from quasi-free protons and neutrons bound in the deutero…

nucl-ex2017★ 31 cited

Insight into the narrow structure in {\boldmath{}}-photoproduction on the neutron from helicity dependent cross sections

L. Witthauer, M. Dieterle, S. Abt +83

The double polarization observable and the helicity dependent cross sections and were measured for photoproduction from quasi-free protons and neutrons.…

nucl-ex2017★ 55 cited

Study of and photoproduction at MAMI

V. L. Kashevarov, P. Ott, S. Prakhov +87

The reactions and have been measured from their thresholds up to the center-of-mass energy GeV with the tagged-photon facilities at the Mainz Microt…

hep-ex2016★ 32 cited

Measurement of the pi^0 -> e^+e^-gamma Dalitz decay at the Mainz Microtron

P. Adlarson, F. Afzal, P. Aguar-Bartolomé +94

The Dalitz decay pi^0 -> e^+e^-gamma has been measured in the gamma p -> pi^0 p reaction with the A2 tagged-photon facility at the Mainz Microtron, MAMI. The value obtained for the…

nucl-ex2016★ 22 cited

Determination of the scalar polarizabilities of the proton using beam asymmetry in Compton scattering

V. Sokhoyan, E. J. Downie, E. Mornacchi +73

The scalar dipole polarizabilities, and , are fundamental properties related to the internal dynamics of the nucleon. The currently accepted values of the proton p…

hep-ex2016★ 53 cited

Measurement of the omega -> pi^0 e^+e^- and eta -> e^+e^-g Dalitz decays with the A2 setup at MAMI

P. Adlarson, F. Afzal, P. Aguar-Bartolomé +92

The Dalitz decays eta -> e^+e^-g and omega -> pi^0 e^+e^- have been measured in the g p -> eta p and g p -> omega p reactions, respectively, with the A2 tagged-photon facility at t…

nucl-ex2016★ 21 cited

Photoproduction ofeta-pi pairs off nucleons and deuterons

A. Kaeser, F. Mueller, J. Ahrens +66

Quasi-free photoproduction of -pairs has been investigated from threshold up to incident photon energies of 1.4 GeV, respectively up to photon-nucleon invariant masses up to 1.…

nucl-ex2016★ 11 cited

Photon asymmetry measurements of for E=320650 MeV

S. Gardner, D. Howdle, M. H. Sikora +97

High statistics measurements of the photon asymmetry for the pp reaction have been made in the center of mass energy range W=1214-145…

nucl-ex2015

Photoproduction of -pairs off protons and off neutrons

M. Dieterle, M. Oberle, J. Ahrens +71

Total cross sections, angular distributions, and invariant-mass distributions have been measured for the photoproduction of pairs off free protons and off nucleons bound i…

nucl-ex2015★ 1 cited

Strangeness Photoproduction at the BGO-OD Experiment

T. C. Jude, S. Alef, D. Bayadilov +61

BGO-OD is a newly commissioned experiment to investigate the internal structure of the nucleon, using an energy tagged bremsstrahlung photon beam at the ELSA electron facility. The…