DGIST Scholar: High Resolution AgNW Micro-Pattern Printing Technology for Flexible Electronic Devices

Department of Physics and Chemistry Theses Master

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High Resolution AgNW Micro-Pattern Printing Technology for Flexible Electronic Devices

Title: High Resolution AgNW Micro-Pattern Printing Technology for Flexible Electronic Devices

Table Of Contents: Ⅰ. Introduction 1
1.1 Silver nanowire (AgNW) transparent conductive electrodes 2
1.2 Micro patterning technologies 2
1.2.1 Inkjet printing 2
1.2.2 Screen printing 2
1.2.3 Gravure printing 2
1.2.4 Reverse offset printing 3

Ⅱ. Experimental 5
2.1 Preparation of AgNW ink 5
2.2 Reverse offset printing of AgNW ink 5
2.3 IPL irradiation and chemical treatments 5
2.4 Characterization of AgNW micro-patterns 6
2.5 Fabrication of flexible OLEDs and heater 6

Ⅲ. Result and discussions 7
3.1 AgNW micro-pattern fabrication using reverse offset printing 7
3.2 AgNW ink development for reverse offset printing 9
3.3 Reverse offset printing parameter optimization 11
3.4 Reverse offset printed AgNW micro-patterns 14
3.5 IPL irradiation of AgNW micro-patterns 18
3.6 Electrical & mechanical properties of AgNW micro-patterns 21
3.7 Applications 25

Ⅳ. Conclusion 29

References 30