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Photonuclear reactions on stable isotopes of cadmium and tellurium at bremsstrahlung end-point energies of 10-23 MeV

F. A. RasulovaFlerov Laboratory of Nuclear Reactions of Joint Institute for Nuclear Research , Dubna , 141980 RussiaA. A. KuznetsovFaculty of Physics of Lomonosov Moscow State University , Moscow , 119991 RussiaV. O. NesterenkoBogoliubov Laboratory of Theoretical Physics of Joint Institute for Nuclear Research , Dubna , RussiaJurabek KhushvaktovInstitute of Nuclear Physics of theS. I. AlekseevFlerov Laboratory of Nuclear Reactions of Joint Institute for Nuclear Research , Dubna , 141980 RussiaN. Yu. FursovaSkobeltsyn Institute of Nuclear Physics of Lomonosov Moscow State University , Moscow , 119234 RussiaA. S. MadumarovFlerov Laboratory of Nuclear Reactions of Joint Institute for Nuclear Research , Dubna , 141980 RussiaI. ChuprakovInstitute of Nuclear Physics , Almaty , 050032 Republic of KazakhstanС. С. БелышевFaculty of Physics of Lomonosov Moscow State University , Moscow , 119991 RussiaN. A. AksenovAcademy of Sciences of the Republic of Uzbekistan , Tashkent , 100214 Republic of Uzbekistan
2026
ABI

Annotatsiya

This work used the γ-activation approach to conduct tests at bremsstrahlung end-point energies of 10-23 MeV utilising the MT-25 microtron beam. The experimental values of relative yields and cross sections per equivalent quantum of photonuclear reactions on stable isotopes of cadmium and tellurium were compared to theoretical calculations obtained from TALYS-2.0 using the default parameters and a combined model of photonucleon reactions (CMPR). The inclusion of isospin splitting in the combined model of photonucleon reactions allows for the description of experimental data on proton escape reactions with energies ranging from 17 to 23 MeV. As a result, isospin splitting must be taken into consideration in order to accurately describe the decay of the giant dipole resonance. For Cd isotopes, essential discrepancies of yet unclear origin between theory (TALYS 2.0 and CMPR) and experimental data are found in the neutron channel.

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