Title

PZT-based flexible 1-3 composite for wearable applications

Alternative Title

웨어러블 응용을 위한 PZT 기반의 유연 1-3 복합체

DGIST Authors

Hyeoncheol Lim ; Hoejoon Kim ; Jaesok Yu

Advisor

김회준

Co-Advisor(s)

Jaesok Yu

Issued Date

2023

Awarded Date

2023-02-01

Citation

Hyeoncheol Lim. (2023). PZT-based flexible 1-3 composite for wearable applications. doi: 10.22677/THESIS.200000656180

Type

Thesis

Description

wearable (웨어러블), flexible 1-3 piezoelectric composite (유연 1-3 압전 복합체), flexible ultrasonic sensor (유연 초음파 센서), flexible pyroelectric energy harvester (유연 초전 에너지 하베스터)

Table Of Contents

Chapter 1. Introduction 1
1.1 Overall objectives 1
1.2 Piezoelectricity 1
1.3 Effective homogeneous medium model of a 1-3 piezoelectric composite 6
1.4 Pyroelectric energy harvesting 7
Chapter 2. A Single Flexible Ultrasonic Sensor for Continuous Monitoring of the Central Blood Pressure 10
2.1 Introduction 10
2.2 Materials and Methods 11
2.2.1 Thickness Vibration Mode of PZT-5H Film Characterization 11
2.2.2 PZT-Based Flexible 1-3 Composite Design, Fabrication, and Characterization 13
2.2.3 A Single Flexible Ultrasonic Sensor Design, Fabrication, and Characterization 18
2.3 Results and Discussion 20
2.4 Summary 26
Chapter 3. High-Efficient Flexible Pyroelectric Energy Harvester for Wearable Applications 27
3.1 Introduction 27
3.2 Materials and Methods 28
3.3 Results and Discussion 29
3.4 Summary 32
Chapter 4. Conclusion and Future Work 33
4.1 Conclusion 33
4.2 Future Work 34
Appendix A: 1-3 Piezoelectric Composite Modeling Code 35
Reference 39
요 약 문 44

URI

http://hdl.handle.net/20.500.11750/45717
http://dgist.dcollection.net/common/orgView/200000656180

DOI

10.22677/THESIS.200000656180

Degree

Master

Department

Department of Robotics and Mechatronics Engineering

Publisher

DGIST

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