Title

Development of piezoelectric nanogenerators with biodegradable and biocompatible self-assembled diphenylalanine and glycine nanostructures

Alternative Title

생체적합하고 생분해 가능한 디페닐알라닌과 글라이신 나노 구조를 활용한 압전 소자 개발

DGIST Authors

Yerin Kim ; Ju-Hyuck Lee ; Jongmin Choi

Advisor

이주혁

Co-Advisor(s)

Jongmin Choi

Issued Date

2023

Awarded Date

2023-08-01

Citation

Yerin Kim. (2023). Development of piezoelectric nanogenerators with biodegradable and biocompatible self-assembled diphenylalanine and glycine nanostructures. doi: 10.22677/THESIS.200000685921

Type

Thesis

Description

Bio-piezoelectric; Self-assembly; Diphenylalanine; Glycine; Piezoelectric nanogenerator

Table Of Contents

Part1.Introduction 1
1.1 Energy harvesting techniques for implantable devices 1
1.1.1 Piezoelectric effect 3
1.1.2 Piezoelectric nanogenerator 5
1.2 Biocompatible piezoelectric material 7
1.2.1 Piezoelectricity of FF nanotube 9
1.2.2 Piezoelectricity of glycine 10
1.3 Recent research progress 11
1.3.1 Recent researches of FF nanotube 12
1.3.2 Recent research progress of glycine 14
1.4 References 16
Part2.Control of biodegradability of piezoelectric peptide nanotube integrated with hydrophobic porphyrin 19
Ⅰ. Introduction 20
1.1 Research background 20
Ⅱ. Experimental section 23
2.1 Materials 23
2.2 Synthesis of FF/THPP nanotube 23
2.3 Fabrication of FF and FF/THPP based PENGs 23
2.4 Measurement and characterization 24
Ⅲ. Results and discussions 25
3.1 FF, FFNT/THPP film structural characterization 25
3.2 Fabrication and output performance of FFNT, FFNT/THPP PENG 35
3.3 Biodegradation properties of FFNT and FFNT/THHP films 43
3.4 Piezoelectric characteristics of FFNT and FFNT/THHP films immersed in PBS 48
Ⅳ. Conclusion 52
Ⅴ. References 53
Part3.Control of beta phase piezoelectric glycine using self-assembly process 57
Ⅰ. Introduction 58
1.1 Research background 58
Ⅱ. Experimental section 60
2.1 Materials 60
2.2 Synthesis of glycine nanostructure 60
2.3 Measurement and characterization 60
Ⅲ. Results and discussions 62
3.1 Effect of substrate 62
3.2 Effect of pulling speed 64
3.3 Piezoelectric characterization 68
Ⅳ. Conclusion 70
Ⅴ. References 71

URI

http://hdl.handle.net/20.500.11750/46434
http://dgist.dcollection.net/common/orgView/200000685921

DOI

10.22677/THESIS.200000685921

Degree

Master

Department

Department of Energy Science and Engineering

Publisher

DGIST

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