Study of Thermal Annealing Process Effect on PbS Colloidal Quantum Dot Solar Cells
- Title
- Study of Thermal Annealing Process Effect on PbS Colloidal Quantum Dot Solar Cells
- Alternative Title
- 열처리 공정 개질이 황화납 콜로이드 양자점 표면 및 태양전지에 미치는 영향 연구
- Author(s)
- Eonji Lee
- DGIST Authors
- Eonji Lee ; Jongmin Choi ; Dae-Hyun Nam
- Advisor
- 최종민
- Co-Advisor(s)
- Dae-Hyun Nam
- Issued Date
- 2023
- Awarded Date
- 2023-02-01
- Type
- Thesis
- Description
- Solar cell, PbS colloidal quantum dot, Flash lamp annealing, Hydroxylation, Oxidation
- Table Of Contents
-
Ⅰ. Introduction 1
1.1 Solar Cells for Renewable Energy Harvesting 1
1.2 Emergence of the Colloidal Quantum Dot Solar Cells 1
1.3 Lead Sulfide Colloidal Quantum Dot Solar Cells 2
1.4 Limited Photovoltaic Performance Derived from Incomplete Surface Chemistry of the PbS QD 2
1.5 PbS QD Film Annealing Process 3
1.6 Recent Research Trend of Short-Time Annealing on the PbS QD Film 3
1.7 New Approach Method using FLA in the PbS CQDSCs 4
Ⅱ. Experimental 5
2.1 Synthesis of OA-capped PbS Colloidal Quantum Dot 5
2.2 Ligand Exchange Step for CQD Ink 5
2.3 CQD Solar Cell Device Fabrication 6
2.4 Device Characterization of PbS CQD 7
2.5 Solar Cell Measurement 7
Ⅲ. Results and discussion 8
3.1 The Formation of Pb-OH and Pb-O Species on the PbS QD Films 8
3.2 The HA and FLA Annealing Process and Optimization of Annealing Conditions 8
3.2.1 Process of the HA and FLA Treatments 8
3.2.2 Optimization of the Energy Density through the PCE and Film Contraction 11
3.3 The Analysis of the Effect of the Hydroxylation and Oxidation on the PbS QD Sur-face 14
3.4 Electrical Properties of the PbS QD Films 16
3.5 Solar Cell Structure and Performance 20
Ⅳ. Conclusion 26
Ⅴ. Reference 27
VI. 요약문 30
- URI
-
http://hdl.handle.net/20.500.11750/45736
http://dgist.dcollection.net/common/orgView/200000656618
- Degree
- Master
- Department
- Department of Energy Science and Engineering
- Publisher
- DGIST
- Related Researcher
-
-
Choi, Jongmin
- Research Interests Advanced Metal Oxides; Colloidal Quantum Dots; Perovskite-Quantum Dot Hybrid Nanomaterials; Photocatalytic Materials
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- Appears in Collections:
- Department of Energy Science and Engineering Theses Master
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