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Low energy ω(\to π^0 γ) meson photoproduction in the nucleus
ω meson photoproduction π0γ invariant mass distribution
2011/7/20
The $\pi^0 \gamma$ invariant mass distribution spectra in the $ (\gamma, \pi^0\gamma) $ reaction were measured by TAPS/ELSA collaboration to look for the hadron parameters of the $\omega$ meson in Nb ...
Low energy ω(\to π^0 γ) meson photoproduction in the nucleus
Low energy meson photoproduction nucleus
2011/7/21
The $\pi^0 \gamma$ invariant mass distribution spectra in the $ (\gamma, \pi^0\gamma) $ reaction were measured by TAPS/ELSA collaboration to look for the hadron parameters of the $\omega$ meson in Nb ...
Recoil polarimetry in meson photoproduction at MAMI
polarimeter meson photoproduction polarization observable recoil
2009/11/24
The nucleon excitation spectrum remains poorly known, with the masses, widths, EM couplings and even existence of many states not well established. A program of experiments using meson photoproduction...
φ-meson photoproduction off the protons by using linearly polarized photons in the mid- to higher-t regimes at threshold energies
photoproduction of φ-mesons linearly-polarized photons polarization observables
2009/11/24
Observables from vector meson photoproduction by linearly-polarized photons can be expressed in term of bilinear combinations of helicity amplitudes parameterized by the Spin Density Matrix Elements (...
Resummation of Ir Renormalons in a Single Meson Photoproduction
Ir Renormalons Single Meson Photoproduction
2010/4/19
Single pseudoscalar and vector mesons hard semi-inclusive photoproduction g h\rightarrow MX via higher twist mechanism is calculated using the QCD running coupling constant method. It is proved that i...