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Ag/GeSx/Pt-based complementary resistive switches for hybrid CMOS/nanoelectronic logic and memory architectures
Jan van den Hurk1, Viktor Havel, Eike Linn
1Institut für Werkstoffe der Elektrotechnik II (IWE II) & JARA-FIT, RWTH Aachen University, Sommerfeldstr. 24, 52074 Aachen, Germany.
Scientific Reports
|October 5, 2013
Summary
Researchers studied complementary resistive switches (CRS) using Ag/GeSx/Pt devices in pulse mode. They identified distinct voltage regimes for memory applications and verified kinetic properties, improving understanding of CRS behavior and enabling simplified write schemes.
Area of Science:
- Materials Science
- Electrical Engineering
- Solid-State Physics
Background:
- Complementary resistive switches (CRS) are crucial for advanced memory and logic applications.
- Understanding the pulse mode operation of CRS is essential for optimizing device performance.
- Ag/GeSx/Pt devices offer potential for high-performance resistive switching.
Purpose of the Study:
- To investigate the pulse mode properties of anti-serially connected Ag/GeSx/Pt complementary resistive switches.
- To analyze the interplay between the two part-cells within a CRS configuration.
- To develop a simplified write voltage scheme for these memory cells.
Main Methods:
- Utilized a self-designed measurement setup for individual access to CRS part-cells.
- Performed experiments focusing on pulse mode characteristics.
- Analyzed the relationship between pulse height and switching time.
Main Results:
- Identified two distinct read voltage regimes: spike read and level read.
- Experimentally verified the theoretically predicted kinetic properties (pulse height vs. switching time).
- Gained improved understanding of the interaction between the two part-cells in a CRS.
Conclusions:
- The study provides a deeper insight into the operational mechanisms of Ag/GeSx/Pt CRS.
- The findings enable the deduction of a simplified write voltage scheme for improved memory cell design.
- This research contributes to the advancement of resistive switching memory technologies.
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