Understanding Nonlinear Behavior of Memristive Devices
Author Information
Author(s): Yarragolla Sahitya, Hemke Torben, Jalled Fares, Gergs Tobias, Trieschmann Jan, Arul Tolga, Mussenbrock Thomas
Primary Institution: Ruhr University Bochum
Hypothesis
The study aims to comprehend the nonlinear behavior of memristive devices by modeling and simulating their current-voltage characteristics.
Conclusion
The study reveals that the nonlinear behavior of memristive devices is significantly influenced by resistive, capacitive, and inertia effects, which vary with frequency.
Supporting Evidence
- The nonlinear behavior is crucial for applications in neuromorphic computing and hardware security.
- Capacitive effects significantly impact the resistive switching of the BFO device.
- Frequency-dependent behavior shows that higher frequencies lead to more linear resistor-like behavior.
- The study proposes using frequency spectra as a fingerprint for memristive devices.
- Empirical evidence supports the existence of various RLC-like effects in real devices.
Takeaway
Memristive devices behave in a special way when electricity flows through them, and this study helps us understand how they work better, especially when we change the speed of the electricity.
Methodology
A physics-inspired compact model was used to simulate the current-voltage characteristics of interface-type memristive devices, considering resistive, capacitive, and inertia effects.
Limitations
The study primarily focuses on individual memristive devices and does not evaluate the collective behavior of multiple devices used in applications like PUFs or TRNGs.
Digital Object Identifier (DOI)
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