Mechanism of the reset process in bipolar-resistance-switching Ta/TaOx/Pt capacitors based on observation of the capacitance and resistance

  • Na, Sang-Chul; 
  • Kim, Jae-Jun; 
  • Chun, Min Chul; 
  • Jin, Da Hee; 
  • Ahn, Seung-Eon; 
  • ... Kang, Bo Soo
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초록

The capacitance (C) and the resistance (R) were measured at various states as the reset process progressed in bipolar-resistance-switching Ta/TaOx/Pt thin film capacitors. The reset process was found to undergo three sequential stages where C and R showed different behavior: increasing C and constant R before an abrupt reset transition, the rapid increase of both C and R upon transition, and saturated C thereafter. These behaviors can be explained in terms of the annihilation of the oxygen vacancies followed by rupture of the conducting channels. (C) 2014 AIP Publishing LLC.

키워드

THIN-FILMS; MEMORY; IMPEDANCE SPECTROSCOPY; IMPEDANCE SPECTROSCOPY; THIN-FILMS; MEMORY
제목
Mechanism of the reset process in bipolar-resistance-switching Ta/TaOx/Pt capacitors based on observation of the capacitance and resistance
저자
Na, Sang-Chul; Kim, Jae-Jun; Chun, Min Chul; Jin, Da Hee; Ahn, Seung-Eon; Kang, Bo Soo
DOI
10.1063/1.4869755
발행일
2014-03
유형
Article
저널명
Applied Physics Letters
권
104
호
12
페이지
1 ~ 5