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19992022
most citedNeutron skin of Pb from Coherent Pion Photoproduction

229 citations · 2.6k across the 56 of their papers we have counts for

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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-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…

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

The isospin structure of photoproduction of pi-eta pairs from the nucleon in the threshold region

A. Käser, J. Ahrens, J. R. M. Annand +71

Photoproduction of -pairs from nucleons has been investigated from threshold up to incident photon energies of ~1.4~GeV. The quasi-free reactions …

nucl-ex2014★ 59 cited

Quasifree photoproduction of mesons off protons and neutrons

A2 Collaboration, D. Werthmüller, L. Witthauer +72

Differential and total cross sections for the quasifree reactions and have been determined at the MAMI-C electron accelerator using a liquid deu…

nucl-ex2014★ 58 cited

Photoproduction of the meson off the proton near threshold

I. I. Strakovsky, S. Prakhov, Y. I. Azimov +71

An experimental study of photoproduction on the proton was conducted by using the Crystal Ball and TAPS multiphoton spectrometers together with the photon tagging facility at t…

nucl-ex2014★ 28 cited

Photoproduction of pi0-mesons off neutrons in the nucleon resonance region

M. Dieterle, I. Keshelashvili, J. Ahrens +71

Precise angular distributions have been measured for the first time for the photoproduction of -mesons off neutrons bound in the deuteron. The effects from nuclear Fermi mot…

nucl-ex2014★ 22 cited

Measurement of the beam-helicity asymmetry in the photoproduction of -pairs off protons and off neutrons

M. Oberle, J. Ahrens, J. R. M. Annand +72

Beam-helicity asymmetries have been measured at the MAMI accelerator in Mainz for the photoproduction of mixed-charge pion pairs in the reactions …

nucl-ex2013★ 29 cited

Quasi-free photoproduction of eta-mesons off 3He nuclei

L. Witthauer, D. Werthmueller, I. Keshelashvili +70

Quasi-free photoproduction of -mesons has been measured off nucleons bound in He nuclei for incident photon energies from the threshold region up to 1.4 GeV. The experiment…

nucl-ex2013★ 48 cited

A narrow structure in the excitation function of eta-photoproduction off the neutron

D. Werthmueller, L. Witthauer, I. Keshelashvili +69

The photoproduction of -mesons off nucleons bound in H and He has been measured in coincidence with recoil protons and recoil neutrons for incident photon energies from…

nucl-ex2013★ 229 cited

Neutron skin of Pb from Coherent Pion Photoproduction

C. M. Tarbert, D. P. Watts, D. I. Glazier +57

Information on the size and shape of the neutron skin on Pb has been extracted from coherent pion photoproduction cross sections measured using the Crystal Ball together wi…

nucl-ex2013★ 30 cited

Measurement of the beam-helicity asymmetry in the photoproduction of -pairs off the proton and off the neutron

M. Oberle, B. Krusche, J. Ahrens +72

Beam-helicity asymmetries have been measured at the MAMI accelerator in Mainz for the photoproduction of neutral pion pairs in the reactions and $\vecγd…

nucl-ex2013★ 7 cited

Double pion photoproduction off nuclei - are there effects beyond final-state interaction?

Y. Maghrbi, R. Gregor, S. Lugert +60

Photoproduction of and pairs from nuclei has been measured over a wide mass range (H, Li, C, Ca, and Pb) for photon…

nucl-ex2013★ 25 cited

Coherent photoproduction of pi^0- and eta-mesons off 7Li

Y. Maghrbi, B. Krusche, J. Ahrens +60

Coherent photoproduction of -mesons from threshold ( 136 MeV) throughout the -resonance region and of -mesons close to the production threshold ($E_{th}…

nucl-ex2012

Determination of the η mass with the Crystal Ball at MAMI-B

A. Nikolaev, P. Aguar-Bartolomé, J. Ahrens +59

A new precise determination of the η meson mass is presented. It is based on a measurement of the threshold for the γp -> pη reaction using the tagger focal-plane microscope detect…

nucl-ex2012★ 44 cited

Photoproduction of pi0pi0 and pi0pi+-pairs off the proton from threshold to the second resonance region

F. Zehr, B. Krusche, P. Aguar +59

Precise total cross-sections and invariant-mass distributions have been measured for photoproduction of pion pairs off the proton producing and final states fro…

nucl-ex2012★ 46 cited

Study of the gamma p --> pi0 pi0 p reaction with the Crystal Ball/TAPS at the Mainz

V. L. Kashevarov, A. Fix, S. Prakhov +68

The gamma p --> pi0 pi0 p reaction has been measured from threshold to 1.4 GeV using the Crystal Ball and TAPS photon spectrometers together with the photon tagging facility at the…

nucl-ex2012★ 84 cited

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

F. Pheron, J. Ahrens, J. R. M. Annand +71

Coherent photoproduction of -mesons off He, i.e. the reaction , has been investigated in the near-threshold region. The experiment was performed…

nucl-ex2011

Measurement of 3pi^0 photoproduction on the proton from threshold to 1.4 GeV

A. Starostin, I. M. Suarez, B. M. K. Nefkens +56

The total cross section for gamma p -> 3pi0 p has been measured for the first time from threshold to 1.4 GeV using the tagged photon beam of the Mainz Microtron. The equipment util…

nucl-ex2010★ 29 cited

First measurement of the circular beam asymmetry in the gamma p --> pi0 eta p reaction

V. L. Kashevarov, A. Fix, P. Aguar-Bartolomé +74

The circular photon asymmetry for pi0 eta photoproduction on the proton was measured for the first time at the tagged photon facility of the MAMI C accelerator using the Crystal Ba…