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Published on: August 1, 2011
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Energy pumping in electrical circuits under avalanche noise
Kiyoshi Kanazawa1, Takahiro Sagawa2, Hisao Hayakawa1
1Yukawa Institute for Theoretical Physics, Kyoto University, Kitashirakawa-oiwake cho, Sakyo-ku, Kyoto 606-8502, Japan.
Summary
This study shows how to extract energy from electrical circuits using avalanche diodes and non-Gaussian noise. Even symmetric systems can yield usable work through cyclic manipulation, highlighting noise
Area of Science:
- Theoretical physics
- Electrical engineering
- Non-equilibrium thermodynamics
Background:
- Avalanche diodes are key components in electronic circuits.
- Non-Gaussian athermal noise significantly impacts circuit dynamics.
- Understanding energy pumping is crucial for circuit design.
Purpose of the Study:
- To theoretically investigate energy pumping in electrical circuits with avalanche diodes.
- To explore the role of non-Gaussian athermal noise in these processes.
- To derive formulas for work and power extraction.
Main Methods:
- Theoretical analysis of electrical circuits.
- Modeling of energy pumping processes.
- Analytical derivation of work and power formulas.
Main Results:
- Demonstrated positive energy (work) extraction is possible.
- Showed work extraction occurs even in spatially symmetric systems.
- Obtained analytical formulas for work and power in quasistatic and finite-time cases.
Conclusions:
- Non-Gaussianity is significant for the energetics of electrical circuits.
- External manipulation enables energy extraction via cyclic processes.
- The findings have implications for designing novel electronic devices.
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