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  Department of Energy Science and Engineering Theses Master

Yellow-Emitting Alloyed II–VI Quantum Dots: Synthesis, Structural Optimization, and Application in Color Conversion Layers

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dc.contributor.advisor 양지웅 -
dc.contributor.author Jinhee Lee -
dc.date.accessioned 2026-01-23T10:55:48Z -
dc.date.available 2026-01-23T10:55:48Z -
dc.date.issued 2026 -
dc.identifier.uri https://scholar.dgist.ac.kr/handle/20.500.11750/59688 -
dc.identifier.uri http://dgist.dcollection.net/common/orgView/200000942162 -
dc.description quantum dots, yellow emitting materials, color conversion layer, white light -
dc.description.tableofcontents Ⅰ. Introduction 1
1.1 Requirements and Challenges in Achieving High-Quality White Light 1
1.2 Optical Characteristics and Significance of Yellow-Emitting Quantum Dots 2
1.3 Synthesis Optimization and Application of Yellow CdSe QDs 3
II. Results and discussion 5
2.1. Optical and Structural Characterization of CdSe/ZnSe/ZnS QDs 5
2.2. Optical and Structural Characterization of CdSe/ZnSe/ZnS thick shell QDs 6
2.3. Structural Modification for Improved Optical Properties of QDs 9
2.4. Effect of Core Growth Temperature on Optical Properties 9
2.5. Structural Refinement and Stability Analysis of Graded CdSe/ZnSe/ZnSeS/ZnS QDs 11
2.6. Controlled Thick-Shell Growth of Graded CdSe/ZnSe/ZnSeS/ZnS QDs for Enhanced
Optical Quality 16
2.7. Optimization of Cation–Anion Ratio for Uniform Shell Formation 21
2.8. Summary and Transition to Device Application 25
2.9. Fabrication of Multilayered QD-Based Color Conversion Layers via Transfer Printing 26
2.10. Effect of the Number of Chromatic QD Layers on White-Light Quality of Color
Conversion Layers 29
2.11. Tunable White Emission via Yellow QD layer Thickness Modulation 31

III. Conclusion 34

IV. Experimental Section 35		 -
dc.format.extent 47 -
dc.language eng -
dc.publisher DGIST -
dc.title Yellow-Emitting Alloyed II–VI Quantum Dots: Synthesis, Structural Optimization, and Application in Color Conversion Layers -
dc.title.alternative 황색 발광 합금 II-VI 양자점: 합성, 구조 최적화 및 색 변환 층에서의 응용 -
dc.type Thesis -
dc.identifier.doi 10.22677/THESIS.200000942162 -
dc.description.degree Master -
dc.contributor.department Department of Energy Science and Engineering -
dc.contributor.coadvisor Ju-Hyuck Lee -
dc.date.awarded 2026-02-01 -
dc.publisher.location Daegu -
dc.description.database dCollection -
dc.citation XT.EM 이78 202602 -
dc.date.accepted 2026-01-19 -
dc.contributor.alternativeDepartment 에너지공학과 -
dc.subject.keyword quantum dots, yellow emitting materials, color conversion layer, white light -
dc.contributor.affiliatedAuthor Jinhee Lee -
dc.contributor.affiliatedAuthor Jiwoong Yang -
dc.contributor.affiliatedAuthor Ju-Hyuck Lee -
dc.contributor.alternativeName 이진희 -
dc.contributor.alternativeName Jiwoong Yang -
dc.contributor.alternativeName 이주혁 -
dc.rights.embargoReleaseDate 2031-02-28 -
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