abiyev-as 1

1. Positron annihilation lifetime and doppler broadening spectroscopies studies of defects in nano TiN crystal under gamma irradiation and high temperature: Positron annihilation lifetime and doppler broadening spectroscopies studies: A S Abiyev et al.
2. Study defects formation mechanism in La1-xBaxMnO3 perovskite manganite by positron annihilation lifetime and Doppler broadening spectroscopy
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