76 citations · 422 across the 19 of their papers we have counts for
12 papers · 1 filter
Polarization observables in double neutral pion photoproduction
TAPS Collaboration, T. Seifen, J. Hartmann +73
Measurements of target asymmetries and double-polarization observables for the reaction are reported. The data were taken with the CBELSA/TAPS experiment at the ELS…
Observation of a structure in the M invariant mass distribution near 1700 MeV/ in the reaction
V. Metag, M. Nanova, J. Hartmann +74
The reaction has been studied with the CBELSA/TAPS detector at the electron stretcher accelerator ELSA in Bonn for incident photon energies from threshold…
Photoproduction of eta mesons from the neutron: cross sections and double polarization observable E
L. Witthauer, M. Dieterle, F. Afzal +70
Photoproduction of mesons from neutrons} \abstract{Results from measurements of the photoproduction of mesons from quasifree protons and neutrons are summarized. The experi…
Momentum dependence of the imaginary part of the - and -nucleus optical potential
S. Friedrich, M. Nanova, V. Metag +57
The photoproduction of and mesons off carbon and niobium nuclei has been measured as a function of the meson momentum for incident photon energies of 1.2-2.9 GeV at…
Determination of the real part of the η'-Nb optical potential
M. Nanova, S. Friedrich, V. Metag +51
The excitation function and momentum distribution of η' mesons have been measured in photoproduction off 93^Nb in the energy range of 1.2-2.9 GeV. The experiment has been performed…
Double-polarization observable G in neutral-pion photoproduction off the proton
A. Thiel, H. Eberhardt, M. Lang +69
This paper reports on a measurement of the double-polarization observable G in photoproduction off the proton using the CBELSA/TAPS experiment at the ELSA accelerator in Bonn…
Measurement of double polarisation asymmetries in -photoproduction
H. Eberhardt, T. C. Jude, H. Schmieden +72
The first measurements of the beam-target-helicity-asymmetries and in the photoproduction of -mesons off protons at the CBELSA/TAPS experiment are reported. () wa…
The N(1520) 3/2- helicity amplitudes from an energy-independent multipole analysis based on new polarization data on photoproduction of neutral pions
J. Hartmann, H. Dutz, A. V. Anisovich +74
New data on the polarization observables T, P, and H for the reaction are reported. The results are extracted from azimuthal asymmetries when a transversely polarized…
Experimental constraints on the -nucleus real potential
S. Friedrich, K. Makonyi, V. Metag +61
In a search for mesic states, the production of -mesons in coincidence with forward going protons has been studied in photon induced reactions on C for incident photo…
First measurement of the helicity asymmetry for in the resonance region
M. Gottschall, A. V. Anisovich, B. Bantes +64
The first measurement of the helicity dependence of the photoproduction cross section of single neutral pions off protons is reported for photon energies from 600 to 2300\,MeV, cov…
Determination of the η'-nucleus optical potential
M. Nanova, V. Metag, E. Ya. Paryev +59
The excitation function and momentum distribution of mesons have been measured in photon induced reactions on C in the energy range of 1250-2600 MeV. The experi…
Well-established nucleon resonances revisited by double-polarization measurements
A. Thiel, A. V. Anisovich, D. Bayadilov +64
The first measurement is reported of the double-polarization observable G in photoproduction of neutral pions off protons, covering the photon energy range from 620 to 1120 MeV and…