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The aim is to develop a high-power-density energy harvester that operates efficiently at low frequencies.

April 21, 2026EnergyOpen Access

High-power-density energy harvester via optimized negative Poisson’s ratio metastructure with nonlinear gradient wall thickness

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Proposes an enhanced energy harvester for IoT applications, improving power density via optimization techniques.

The aim is to develop a high-power-density energy harvester that operates efficiently at low frequencies.
Develop a negative Poisson’s ratio energy harvester with nonlinear gradient wall thickness.
Conduct parametric 3D modeling and finite element analysis for design assessment.
Optimize design using machine learning and genetic algorithms.
The optimized energy harvester achieved a power density of 124.89 μW/g, surpassing previous designs.
An 11.85% reduction in maximum stress compared to the initial harvester was observed.
The system enabled efficient wireless transmission over 200 m.

Fang et al. (2026) studied this question.

View Full Paper

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April 21, 2026EnergyOpen Access

View Full Paper

Ask AI

Bookmark

Authors

Proposes an enhanced energy harvester for IoT applications, improving power density via optimization techniques.

The aim is to develop a high-power-density energy harvester that operates efficiently at low frequencies.
Develop a negative Poisson’s ratio energy harvester with nonlinear gradient wall thickness.
Conduct parametric 3D modeling and finite element analysis for design assessment.
Optimize design using machine learning and genetic algorithms.
The optimized energy harvester achieved a power density of 124.89 μW/g, surpassing previous designs.
An 11.85% reduction in maximum stress compared to the initial harvester was observed.
The system enabled efficient wireless transmission over 200 m.

Fang et al. (2026) studied this question.

View Full Paper

Ask AI

Bookmark