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  Department of Physics and Chemistry Theses Master

Breathable Nanomesh-Enabled Piezoelectric Energy Harvester with Single-Crystal BaTiO₃ Thin Films

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dc.contributor.advisor 이성원 -
dc.contributor.author Gain Jang -
dc.date.accessioned 2026-01-23T10:57:52Z -
dc.date.available 2026-01-23T10:57:52Z -
dc.date.issued 2026 -
dc.identifier.uri https://scholar.dgist.ac.kr/handle/20.500.11750/59745 -
dc.identifier.uri http://dgist.dcollection.net/common/orgView/200000942733 -
dc.description Piezoelectric generator, Breathable device, Biocompatible, Conformal contact -
dc.description.tableofcontents Ⅰ. Introduction
1.1 Background of Research 1
1.1.1 Technologies of wearable device 1
1.1.2 Trend of energy harvester 4
1.1.3 Breathable and flexible polymer nanomesh substrate 6
1.2 Ceramic piezoelectric energy harvester 8
1.2.1 Piezoelectric materials 8
1.2.2 Ferroelectric BaTiO3 inorganic material 10
1.2.3 Flexible devices fabricated via chemical transfer 12
Ⅱ. Experimental procedure
2.1 Fabrication of nanomesh inorganic piezoelectric energy harvester 14
2.2 Characterization of BTO membrane 16
Ⅲ. Result and discussion
3.1 Optimization of PLD conditions for BTO 17
3.1.1 XRD of BTO at varying oxygen partial pressures in PLD 17
3.1.2 XRD of BTO at substrate temperature pressures in PLD 17
3.1.3 θ-2θ XRD data of the optimized BTO thin film 17
3.2 θ-2θ scan XRD data of SAO/BTO deposition & After transfer 21
3.3 Crystalline quality of the BTO thin film 23
3.4 Leakage current of BTO thin film 27
3.5 Piezoelectric & Ferroelectric results of BTO thin film 28
3.6 Transfer of the BTO thin film onto the nanomesh 31
3.7 Energy harvester 32
3.7.1 Output performance of the piezoelectric harvester 32
3.7.2 Multi-deformable test 33
3.7.3 Energy conversion efficiency 34		 -
dc.format.extent 39 -
dc.language eng -
dc.publisher DGIST -
dc.title Breathable Nanomesh-Enabled Piezoelectric Energy Harvester with Single-Crystal BaTiO₃ Thin Films -
dc.title.alternative 나노메쉬 기반의 무기 세라믹 압전 에너지하베스터 제작 및 분석 -
dc.type Thesis -
dc.identifier.doi 10.22677/THESIS.200000942733 -
dc.description.degree Master -
dc.contributor.department Department of Physics and Chemistry -
dc.date.awarded 2026-02-01 -
dc.publisher.location Daegu -
dc.description.database dCollection -
dc.citation XT.MM 장12 202602 -
dc.date.accepted 2026-01-19 -
dc.contributor.alternativeDepartment 화학물리학과 -
dc.subject.keyword Piezoelectric generator, Breathable device, Biocompatible, Conformal contact -
dc.contributor.affiliatedAuthor Gain Jang -
dc.contributor.affiliatedAuthor Sungwon Lee -
dc.contributor.alternativeName 장가인 -
dc.contributor.alternativeName Sungwon Lee -
dc.rights.embargoReleaseDate 2028-02-29 -
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