Wearable electronic devices are gaining popularity,with textiles serving as a highly flexible platform.Organic electronic devices,known for their ultra-thin and flexible properties,are also attracting attention.This s...Wearable electronic devices are gaining popularity,with textiles serving as a highly flexible platform.Organic electronic devices,known for their ultra-thin and flexible properties,are also attracting attention.This study presents a reliable fabrication method for textile-based organic light-emitting diodes(OLEDs)using a parylene-C planarization layer.The process creates a smooth surface with sub-nanometer roughness through a simple transfer and thermal annealing,forming a self-supporting planarization layer without immersion in water or chemicals.The parylene-C film enhances crystallinity and stiffness,ensuring mechanical stability.The fabricated OLEDs operate reliably under extreme deformations such as bending and wrinkling.Additionally,a 3×3 textile-based OLED array was demonstrated for display applications,and a scarf-based OLED verified its potential in fashion.This approach highlights the seamless integration of advanced electronics into textiles,offering promising applications across industries and marking a significant advancement in wearable display technology.展开更多
基金supported by the Technology Innovation Program(20018379,Development of high-reliability light-emitting fiber-based woven wearable displays)funded by the Ministry of Trade,Industry&Energy(MOTIE,Korea)supported by the Technology Innovation Program(20017569,Development of substrate materials that can be stretched more than 50% for stretchable displays)funded by the Ministry of Trade,Industry&Energy(MOTIE,Korea)supported by BK21 FOUR(Connected AI Education&Research Program for Industry and Society Innovation,KAIST EE,No.4120200113769).
文摘Wearable electronic devices are gaining popularity,with textiles serving as a highly flexible platform.Organic electronic devices,known for their ultra-thin and flexible properties,are also attracting attention.This study presents a reliable fabrication method for textile-based organic light-emitting diodes(OLEDs)using a parylene-C planarization layer.The process creates a smooth surface with sub-nanometer roughness through a simple transfer and thermal annealing,forming a self-supporting planarization layer without immersion in water or chemicals.The parylene-C film enhances crystallinity and stiffness,ensuring mechanical stability.The fabricated OLEDs operate reliably under extreme deformations such as bending and wrinkling.Additionally,a 3×3 textile-based OLED array was demonstrated for display applications,and a scarf-based OLED verified its potential in fashion.This approach highlights the seamless integration of advanced electronics into textiles,offering promising applications across industries and marking a significant advancement in wearable display technology.
