activity
20052022
most citedTransparency ratio in γA -> η' A' and the in-medium η' width

80 citations · 611 across the 20 of their papers we have counts for

collaborators

20 papers

nucl-ex2022★ 4 cited

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…

physics.ins-det2019★ 2 cited

Technical Design Report for the PANDA Endcap Disc DIRC

Panda Collaboration, F. Davi, W. Erni +460

PANDA (anti-Proton ANnihiliation at DArmstadt) is planned to be one of the four main experiments at the future international accelerator complex FAIR (Facility for Antiproton and I…

nucl-ex2019★ 26 cited

New data on with polarized photons and protons and their implications for decays

J. Müller, J. Hartmann, M. Grüner +86

The polarization observables , and in photoproduction of mesons off protons are measured for photon energies from threshold to MeV (), 2280 MeV ($E…

nucl-ex2019★ 2 cited

Measurement of the Helicity Asymmetry for the reaction

TAPS collaboration, M. Gottschall, F. Afzal +66

A measurement of the double-polarization observable for the reaction is reported. The data were taken with the CBELSA/TAPS experiment at the ELSA facility in Bonn…

nucl-ex2017★ 16 cited

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…

nucl-ex2016★ 32 cited

Feasibility study for the measurement of TDAs at PANDA in

PANDA Collaboration, B. Singh, W. Erni +508

The exclusive charmonium production process in annihilation with an associated meson is studied in the framework of QCD collinear factorizatio…

nucl-ex2016★ 35 cited

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…

nucl-ex2016★ 37 cited

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…

hep-ex2016★ 4 cited

Feasibility studies of time-like proton electromagnetic form factors at PANDA at FAIR

PANDA Collaboration, B. Singh, W. Erni +502

Simulation results for future measurements of electromagnetic proton form factors at \PANDA (FAIR) within the PandaRoot software framework are reported. The statistical precision w…

nucl-ex2016★ 20 cited

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…

nucl-ex2015★ 30 cited

The polarization observables T, P, and H and their impact on multipoles

J. Hartmann, H. Dutz, A. V. Anisovich +76

Data on the polarization observables T, P, and H for the reaction are reported. Compared to earlier data from other experiments, our data are more precise and extend t…

nucl-ex2015★ 14 cited

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…

nucl-ex2014★ 31 cited

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…

nucl-ex2014★ 21 cited

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…

nucl-ex2013★ 54 cited

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…

nucl-ex2013★ 76 cited

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…

nucl-ex2012★ 68 cited

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…

nucl-ex2012★ 80 cited

Transparency ratio in γA -> η' A' and the in-medium η' width

M. Nanova, V. Metag, A. Ramos +58

The photoproduction of η'-mesons off different nuclei has been measured with the CBELSA/TAPS detector system for incident photon energies between 1500 - 2200 MeV. The transparency…

physics.atom-ph2006★ 5 cited

Visible, EUV, and X-ray Spectroscopy at the NIST EBIT Facility

J. D. Gillaspy, B. Blagojevic, A. Dalgarno +13

After a brief introduction to the NIST EBIT facility, we present the results of three different types of experiments that have been carried out there recently: EUV and visible spec…

physics.atom-ph2005★ 54 cited

A High Efficiency Ultra High Vacuum Compatible Flat Field Spectrometer for EUV Wavelengths

B. Blagojevic, Eric-Olivier Le Bigot, K. Fahy +8

A custom, flat field, extreme ultraviolet EUV spectrometer built specifically for use with low power light sources that operate under ultrahigh vacuum conditions is reported. The s…