All-Polymer Piezo-Ionic-Electric Electronics
Author Information
Author(s): Xu Tianpei, Jin Long, Ao Yong, Zhang Jieling, Sun Yue, Wang Shenglong, Qu Yuanxiao, Huang Longchao, Yang Tao, Deng Weili, Yang Weiqing
Primary Institution: Southwest Jiaotong University
Hypothesis
Can an all-polymer piezo-ionic-electric electronics improve electromechanical performance compared to traditional piezoelectric systems?
Conclusion
The all-polymer piezo-ionic-electric electronics demonstrated significantly enhanced electromechanical performance, achieving a high d33 value and pressure sensitivity.
Supporting Evidence
- The electronics achieved a d33 of ~80.70 pC N−1.
- It demonstrated a pressure sensitivity of 51.50 mV kPa−1.
- The maximum peak power output was 34.66 mW m−2.
- The device can light up 26 LEDs under finger-pressing conditions.
- It can monitor human pulse waves and vocal cord vibrations.
- The electronics showed a fast response time of 9/11 ms.
- The PNP electronics exhibited excellent long-term signal stability.
Takeaway
This study shows that a new type of flexible electronics can generate electricity from pressure, making it useful for powering small devices and sensing movements.
Methodology
The electronics were constructed using a PVDF/Nafion/PVDF sandwich structure and tested for electromechanical properties under various conditions.
Participant Demographics
Two male participants aged 20-30 were involved in human subject testing.
Digital Object Identifier (DOI)
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