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  1. Article

    Open Access

    Facile fabrication of flexible metal grid transparent electrode using inkjet-printed dot array as sacrificial layer

    In this study, we introduce a flexible metal grid transparent electrode fabricated using a lift-off process. This transparent electrode consisting of metal thin film with punched-like pattern by hole array was...

    Chaewon Kim, Kunsik An, Mingu Kang, Phillip Won, Jung-Jae Park in Scientific Reports (2022)

  2. Article

    Open Access

    Micro multi-nozzle jet coating of organic thin film for organic light-emitting diode lighting devices

    Uniform deposition across large areas of an organic layer is one of the challenges for the industrial application of solution-based organic light‐emitting diode (OLED). In this paper, we propose an organic thi...

    Kwon-Yong Shin, Mingyu Kang, Kwan Hyun Cho in Micro and Nano Systems Letters (2021)

  3. No Access

    Article

    Feature Size Control by Layer-by-Layer Printing and Non-wettable Patterns for Inkjet Printing of Micro Metal Electrode

    The feature size and resolution of inkjet printing is limited by nozzle size, jetting volume and ink spreading. This study proposes a unique inkjet printing method for controlling feature sizes such as line wi...

    Sung-min Sim, Sang-Ho Lee, Kwan Hyun Cho in Journal of Electrical Engineering & Techno… (2021)

  4. No Access

    Article

    Large-Scale and High-Resolution Patterning Based on the Intense Pulsed Light Transfer of Inkjet-Printed Light-Emitting Materials

    In this study, we present a hybrid fabrication method using the intense pulsed light transfer of inkjet-printed light-emitting materials for large-scale and high-resolution patterning. The surface morphology o...

    Youngwoo Lee, Young Joon Han, Kuk Young Cho, Kwan Hyun Cho in Macromolecular Research (2021)

  5. Article

    Open Access

    Optical and Electrical Analysis of Annealing Temperature of High-Molecular Weight Hole Transport Layer for Quantum-dot Light-emitting Diodes

    In this study, we introduce optimization of the annealing conditions for improvement of hardness and hole transporting properties of high-molecular weight poly [9, 9-dioctylfluorene-co-N-(4-(3-methylpropyl)) d...

    Young Joon Han, Kunsik An, Kyung Tae Kang, Byeong-Kwon Ju in Scientific Reports (2019)