Ferroelectric organo-metal halide perovskite TMCM-MnCl₃ based piezoelectric and triboelectric nanogenerators
- Title
- Ferroelectric organo-metal halide perovskite TMCM-MnCl₃ based piezoelectric and triboelectric nanogenerators
- Alternative Title
- 강유전체 유기-금속 할로겐화물 페로브스카이트 TMCM-MnCl₃ 기반의 압전 및 마찰대전 나노발전기
- Author(s)
- Chihyeon Ha
- DGIST Authors
- Chihyeon Ha ; Ju-Hyuck Lee ; Jongmin Choi
- Advisor
- 이주혁
- Co-Advisor(s)
- Jongmin Choi
- Issued Date
- 2022
- Awarded Date
- 2022/02
- Type
- Thesis
- Description
- Organo-metal halide perovskite, Piezoelectric nanogenerator, Triboelectric nanogenerator, 유기-금속 할로겐화물 페로브스카이트, 압전 나노발전기, 마찰대전 나노발전기
- Table Of Contents
-
Ⅰ. Introduction 1
1.1 Energy harvesting and mechanical energy harvesting 1
1.2 Piezoelectric effect and piezoelectric nanogenerator 3
1.3 Triboelectric effect and triboelectric nanogenerator 3
1.4 Perovskite-structured materials for energy harvester 5
1.4.1 Conventional oxide perovskite-structured materials and their challenges 5
1.4.2 Emerging materials for energy harvester: organo-metal halide perovskites 6
1.4.3 Ferroelectric organo-metal halide perovskite TMCM-MnCl₃ 8
1.4.4 Protection against moisture in organo-metal halide perovskites 10
Ⅱ. Experimental 14
2.1 Chemicals and materials 14
2.2 Characterization 14
2.3 Piezoelectric and triboelectric nanogenerator fabrication 14
2.4 Piezoelectric and triboelectric nanogenerator output measurement 14
Ⅲ. Results and discussions 16
3.1 Synthesis and characterization of TMCM-MnCl₃ 16
3.1.1 Synthesis of TMCM-MnCl₃ powder 16
3.1.2 Thin film preparation 16
3.1.3 Piezoelectric and ferroelectric properties of the TMCM-MnCl₃ thin film 18
3.2 Fabrication of piezoelectric nanogenerators 21
3.2.1 Optical microscope images of TMCM-MnCl₃ thin films 21
3.2.2 Manufacturing process of piezoelectric nanogenerators 23
3.2.3 Output of piezoelectric nanogenerators using a bending machine 25
3.3 Fabrication of triboelectric nanogenerators 27
3.3.1 Manufacturing process of TMCM-MnCl₃ + PVP films 27
3.3.2 Cross-section images and thickness of TMCM-MnCl₃+PVP thin films 29
3.3.3 Factors influencing the output of the triboelectric nanogenerator 31
3.3.4 Output according to the TMCM-MnCl₃ concentration 34
3.3.5 KPFM images of the TMCM-MnCl₃ + PVP films 39
3.3.6 Output according to an applied force 41
3.3.7 Output according to the operating frequency 41
3.3.8 Output according to the external load resistance 43
Ⅳ. Conclusion 44
References 45
- URI
-
http://dgist.dcollection.net/common/orgView/200000591865
http://hdl.handle.net/20.500.11750/16282
- Degree
- Master
- Department
- Energy Science & Engineering
- Publisher
- DGIST
- Related Researcher
-
-
Lee, Ju-Hyuck
- Research Interests Energy Harvesting; Synthesis of Various Nano/Microstructured Energy Materials; Piezoelectric Generator; Triboelectric Generator; Bio-Compatible Energy Materials and Generator; Biomimetic Biomolecule based Energy Materials and Devices
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- Appears in Collections:
- Department of Energy Science and Engineering Theses Master
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