7 research outputs found

    The TTIK approach for neutrons

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    We applied Thick Target Inverse Kinematics Method for a study of resonances decaying through neutron emission. As a test we used a well-studied, because of its role in s-process in stars, 13^{13}C(α\alpha; n) reaction. The observed energy resolution for the 13^{13}C(α\alpha; n) excitation function was \sim60 keV, the largest contributions coming from the time structure of the beam and the thickness of the neutron detector. These measurements demonstrated the high efficiency of the approach and revealed a disagreement with R-matrix calculations based on parameters of the most recent previous analysis

    Alpha cluster resonance structure of light nuclei close to coulomb barrier

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    The aim of this experimental study is to investigate the structure of the 19F nuclei at energies representing astrophysical interest. Here we study the resonant interaction 15N+4He in the cyclotron DC-60 in Astana

    Strong resonances at high excitation energy in 17O+alpha resonance scattering

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    The Thick Target Inverse Kinematic (TTIK) approach was used to measure excitation functions for the elastic 17O ({\alpha}, {\alpha}) scattering at the initial 17O beam energy of 54.4 MeV. We observed strong peaks corresponding to highly excited {\alpha}-cluster states in the 21Ne excitation energy region of 8-16 MeV, which have never been investigated before. Additional tests were done at a 17O beam energy of 56.4 MeV to estimate a possible contribution of resonance inelastic scattering.Comment: 6 pages,3 figures, conference pape

    STRONG RESONANCES AT HIGH EXCITATION ENERGY IN 17O+ALPHA RESONANCE SCATTERING

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    The Thick Target Inverse Kinematic (TTIK) approach was used to measure excitation functions for the elastic 17O (α, α) scattering at the initial 17O beam energy of 54.4 MeV. We observed strong peaks corresponding to highly excited α-cluster states in the 21Ne excitation energy region of 8-16 MeV, which have never been investigated before. Additional tests were done at a 17O beam energy of 56.4 MeV to estimate a possible contribution of resonance inelastic scatterin
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