Title

Magnetically Self-Assembled, High-Resolution Stretchable Anisotropic Conductive Films for Ultra-Fine Pitch Microdevice Packaging in Soft Electronics

Alternative Title

극미세 피치 마이크로디바이스 패키징을 위한 자기장 유도 자가조립 기반 고해상도 신축성 이방성 도전 필름

DGIST Authors

Minhu Jeon ; Byeongmoon Lee

Advisor

이병문

Issued Date

2026

Awarded Date

2026-08-01

Type

Thesis

Description

Soft electronics, Advanced packaging, Heterogeneous integration, Anisotropic conductive adhesives, Anisotropic conductive films

Table Of Contents

Chapter 1. Introduction 1
1.1 Recent Advances in Wearable and Implantable Electronics 1
1.2 Previous Studies of Heterogeneous Integration 6
1.2.1 Conventional microdevice integration technologies 6
1.2.2 Recent studies for soft electronic packaging 7
1.3 Motivation and Organization of This Thesis 9
Chapter 2. Magnetically Self-Assembled and Selectively Patterned Monolayer
Anisotropic Conductive Adhesives （ACAs） 11
2.1 Main Concept 11
2.2 Experimental Section 15
2.2.1 Velocity-Controlled Dip-Transfer Coating 15
2.2.2 Integration of Microdevices onto Conformable Substrates 16
2.3 Results and Discussion 18
2.3.1 Effects of Material and Process Variables on ACA Morphology and Device
Integration 18
2.3.2 Stretchable Mini-LED Displays 22
2.4 Conclusion 25
Chapter 3. Magnetically Self-Assembled, Large Area, and High-Resolution Intrinsically
Stretchable Anisotropic Conductive Films （S-ACFs） for Ultra-Fine-Pitch
Device Integration 26
3.1 Main Concept 26
3.2 Experimental Section 28
3.3 Results and Discussion 30
3.3.1 Morphology of Magnetically Self-Assembled Ferromagnetic Particles in Fluidic
Media 30
3.3.2 Electrical Characterization of Magnetically Self-Assembled S-ACF 35
3.4 Conclusion 38
Chapter 4. Summary, Limitations, and Recommendations for Future Research 39
4.1 Summary and Conclusion 39
4.2 Limitations and Recommendations for Future Research 41
References 43
요 약 문 46

URI

https://scholar.dgist.ac.kr/handle/20.500.11750/60817
http://dgist.dcollection.net/common/orgView/200001014515

DOI

10.22677/THESIS.200001014515

Degree

Master

Department

Department of Electrical Engineering and Computer Science

Publisher

DGIST

Show Full Item Record