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Pisma v Zhurnal Tekhnicheskoi Fiziki, 2019 Volume 45, Issue 11, Pages 6–8 (Mi pjtf5414)

This article is cited in 4 papers

Mechanisms of frequency-dependent conductivity of mesoporous silicon at $\gamma$ irradiation with small doses

V. V. Galushkaa, A. E. Zharkovaa, D. V. Terinab, V. I. Sidorova, E. I. Khasinaa

a Saratov State University
b Yuri Gagarin State Technical University of Saratov

Abstract: The effect of low-dose $\gamma$ radiation on the mechanisms of low-frequency conductivity of mesoporous silicon has been studied. It has been shown that $\gamma$ irradiation preserves the hopping character of conductivity at a change of the frequency of phonon lattice vibrations, a decrease in the size of the hop, and a shift of the level of the capture of traps to the Fermi level in the band gap, which makes the structure with mesoporous silicon irradiated by $\gamma$ radiation promising for the creation of multifunctional resistive and capacitive devices.

Keywords: mesoporous silicon, $\gamma$ irradiation, hopping conductivity, phonon frequency, lattice vibrations.

Received: 26.11.2018
Revised: 06.03.2019
Accepted: 07.03.2019

DOI: 10.21883/PJTF.2019.11.47814.17607


 English version:
Technical Physics Letters, 2019, 45:6, 533–536

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