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A Polymer-based Piezoelectric Vibration Energy Harvester with a 3D Meshed-Core Structure
Published on: February 20, 2019
3D Nanoarchitected Transparent Piezoelectric Glass-Ceramics.
Xinyi Gu1, Yuan Tao1, Bin Wen1
1CAS Key Laboratory of Mechanical Behavior and Design of Materials, Key Laboratory of Precision Scientific Instrumentation of Anhui Higher Education Institutes, Department of Precision Machinery and Precision Instrumentation, University of Science and Technology of China, Hefei 230027, China.
ACS Applied Materials & Interfaces
|May 27, 2026
Summary
Researchers developed tunable 3D piezoelectric glass-ceramics nanoarchitectures. These structures offer optical transparency and piezoelectric properties for advanced microsystems and photonics.
Area of Science:
- Materials Science
- Nanotechnology
- Photonics
Background:
- Three-dimensional (3D) glass-ceramics nanoarchitectures are crucial for integrated photonics and microsystems.
- Current limitations include fixed shapes, hindering tunable functionality in adaptive devices.
Purpose of the Study:
- To develop a method for fabricating high-performance, tunable 3D piezoelectric glass-ceramics nanoarchitectures.
- To achieve feature sizes down to 160 nm with simultaneous optical transparency and piezoelectric response.
Main Methods:
- Utilized a transparent single-source photoresist with 66 wt% inorganic content for high-resolution optical nanofabrication.
- Combined two-photon lithography with controlled sintering processes.
- Achieved polycrystalline ZnO-SiO2 glass-ceramics at 600 °C and monocrystalline Zn2SiO4-SiO2 glass-ceramics at 900 °C.
Main Results:
- Fabricated fully dense, high-fidelity 3D nanoarchitectures.
- Demonstrated enhanced piezoelectric response (d33 ∼ 45 pm/V) with fluorescence emission.
- Achieved excellent optical transparency and angle-sensitive structural color from 3D photonic structures.
Conclusions:
- Successfully demonstrated a promising strategy for tunable 3D glass-ceramics nanoarchitectures.
- Highlighted engineering application prospects in optical metamaterials, nanoelectromechanical systems, and intelligent transparent microsystems.
