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| DC Field | Value | Language |
|---|---|---|
| dc.contributor.advisor | 이윤구 | - |
| dc.contributor.author | Hyeonwoo Jung | - |
| dc.date.accessioned | 2025-01-20T21:43:15Z | - |
| dc.date.available | 2025-01-20T21:43:15Z | - |
| dc.date.issued | 2024 | - |
| dc.identifier.uri | http://hdl.handle.net/20.500.11750/57581 | - |
| dc.identifier.uri | http://dgist.dcollection.net/common/orgView/200000798080 | - |
| dc.description | polymer solar cells, quantum dot displays, terpolymer, photoactive polymer, cross-linkable hole transport materials | - |
| dc.description.tableofcontents | Ⅰ. INTRODUCTION 1 Ⅱ. THEORETICAL BACKGROUND 4 2.1 Basic principles and operation of BHJ PSCs 4 2.2 Photovoltaic parameters of BHJ PSCs 7 2.3 Key factors controlling the photovoltaic parameters of BHJ PSCs 10 2.4 Device architectures and optimization of BHJ PSCs 13 2.5 Conjugated copolymers 15 2.5.1 Formation of low-bandgap copolymers using D and A units 15 2.5.2 Donor materials in fullerene-based BHJ PSCs 16 2.5.3 Donor materials in non-fullerene-based BHJ PSCs 21 2.6 Conjugated terpolymers 26 2.7 Quantum dot light emitting diodes (QLED) 31 2.8 Structure of QLED 32 2.9 Role of charge carrier transporting materials 33 2.10 The fundamental chemistries of cross-linking strategies 34 2.11 Cross-linked hole transport layer 35 2.12 References 43 Ⅲ. High-performance Polymer Solar Cells Based on Terpolymer Composed of One Donor and Two Acceptors Processed with Non-halogenated Solvent 56 3.1 Introduction 56 3.2 Experimental 58 3.2.1 General information 58 3.2.2 Synthesis 59 3.2.3 Device fabrication and characterization 61 3.3 Result and discussion 62 3.3.1 Synthesis and thermal properties 62 3.3.2 Optical properties 64 3.3.3 Electrochemical properties 66 3.3.4 Photovoltaic performance 67 3.3.5 Molecular ordering structure and carrier mobility 69 3.3.6 Density functional theory (DFT) calculation 71 3.3.7 Surface morphological properties 73 3.4 Conclusion 74 3.5 Reference 75 Ⅳ. Nonhalogenated Solvent Processed Terpolymer-Based Polymer Solar Cells with High-Efficiency and Superior Long-Term Thermal Stability 4.1 Introduction 80 4.2 Experimental 82 4.2.1 General information 82 4.2.2 Synthesis 83 4.2.3 Device fabrication and characterization 85 4.3 Results and discussion 86 4.3.1 Synthesis and thermal properties 86 4.3.2 Optical and electrochemical characteristics 89 4.3.3 Photovoltaic performance 92 4.3.4 Long-term thermal stability 97 4.3.5 Light intensity dependence of Jsc and Voc 99 4.3.6 Molecular ordering structure 101 4.3.7 Surface morphological properties 103 4.4 Conclusion 105 4.5 Reference 106 Ⅴ. Achieving an excellent efficiency of 11.57 % in a polymer solar cell submodule with a 55 cm2 active area using 1D/2A terpolymers and environmentally friendly nonhalogenated solvents 111 5.1 Introduction 111 5.2 Experimental 113 5.2.1 General information 113 5.2.2 Synthesis 113 5.2.3 Device fabrication and characterization 115 5.3 Results and discussions 117 5.3.1 Material synthesis and thermal stability 117 5.3.2 Temperature dependent absorption spectra and electrochemical properties 119 5.3.3 Solar cell performance 122 5.3.4 Molecular ordering & charge transport properties 127 5.3.5 Surface morphological properties 132 5.3.6 PSC submodule performance 135 5.4 Conclusion 136 5.5 Reference 138 Ⅵ. Dibenzofuran molecular dimers as cross-linkable hole transporting materials for high-efficiency quantum dot light-emitting diodes 144 6.1 Introduction 144 6.2 Experimental 146 6.2.1 General information 146 6.2.2 Synthesis 146 6.2.3 Device fabrication and characterization 149 6.3 Results and discussion 149 6.3.1 Molecular design 149 6.3.2 Optical properties 152 6.3.3 Thermal and cross-linking properties 154 6.3.4 Charge transport and morphological properties 155 6.3.5 Electroluminescence performance of solution-processed QLEDs 157 6.4 Conclusion 159 6.5 References 160 Ⅷ. SUMMARY 163 국문요약 165 |
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| dc.format.extent | 166 | - |
| dc.language | eng | - |
| dc.publisher | DGIST | - |
| dc.title | High-Performance p-Type Semiconducting Polymers for Solution-Processed Organic Electronic Devices | - |
| dc.title.alternative | 용액공정 유기전자소자를 위한 고성능 p형 반도체용 고분자 | - |
| dc.type | Thesis | - |
| dc.identifier.doi | 10.22677/THESIS.200000798080 | - |
| dc.description.degree | Doctor | - |
| dc.contributor.department | Department of Energy Science and Engineering | - |
| dc.identifier.bibliographicCitation | Hyeonwoo Jung. (2024). High-Performance p-Type Semiconducting Polymers for Solution-Processed Organic Electronic Devices. doi: 10.22677/THESIS.200000798080 | - |
| dc.contributor.coadvisor | Dae-Hwan Kim | - |
| dc.date.awarded | 2024-08-01 | - |
| dc.publisher.location | Daegu | - |
| dc.description.database | dCollection | - |
| dc.citation | XT.ED 정94 202408 | - |
| dc.date.accepted | 2024-07-24 | - |
| dc.contributor.alternativeDepartment | 에너지공학과 | - |
| dc.subject.keyword | polymer solar cells, quantum dot displays, terpolymer, photoactive polymer, cross-linkable hole transport materials | - |
| dc.contributor.affiliatedAuthor | Hyeonwoo Jung | - |
| dc.contributor.affiliatedAuthor | Youngu Lee | - |
| dc.contributor.affiliatedAuthor | Dae-Hwan Kim | - |
| dc.contributor.alternativeName | 정현우 | - |
| dc.contributor.alternativeName | Youngu Lee | - |
| dc.contributor.alternativeName | 김대환 | - |
| dc.rights.embargoReleaseDate | 2029-08-31 | - |
