Charge transport in thin hafnium and zirconium oxide films
- Авторы: Islamov D.R.1,2, Gritsenko V.A.1,2, Chin A.3
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Учреждения:
- Rzhanov Institute of Semiconductor Physics, Siberian Branch
- Novosibirsk State University
- National Chiao Tung University
- Выпуск: Том 53, № 2 (2017)
- Страницы: 184-189
- Раздел: Physical and Engineering Fundamentals of Microelectronics and Optoelectronics
- URL: https://journals.rcsi.science/8756-6990/article/view/212109
- DOI: https://doi.org/10.3103/S8756699017020121
- ID: 212109
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Аннотация
The mechanism of charge transport in MIS structures on the basis of thin hafnium and zirconium oxide films is studied. It is shown that transport in the studied materials is limited by phonon assisted tunneling between traps. From the comparison of experimental current-voltage characteristics of MIS structures n-Si/HfO2/Ni and n-Si/ZrO2/Ni, the estimated, thermal, and optical energies of traps are determined. It is shown that oxygen vacancies are localization centers (traps) of charge carriers in HfO2 and ZrO2.
Об авторах
D. Islamov
Rzhanov Institute of Semiconductor Physics, Siberian Branch; Novosibirsk State University
Автор, ответственный за переписку.
Email: damir@isp.nsc.ru
Россия, pr. Academika Lavrent’eva 13, Novosibirsk, 630090; ul. Pirogova 2, Novosibirsk, 630090
V. Gritsenko
Rzhanov Institute of Semiconductor Physics, Siberian Branch; Novosibirsk State University
Email: damir@isp.nsc.ru
Россия, pr. Academika Lavrent’eva 13, Novosibirsk, 630090; ul. Pirogova 2, Novosibirsk, 630090
A. Chin
National Chiao Tung University
Email: damir@isp.nsc.ru
Тайвань, University Road 1001, Hsinchu, Taiwan, 300
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