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    Article

    Thickness Effect of Polar Polymer Films on the Characteristics of Organic Memory Transistors

    Organic memory transistors based on an organic field-effect transistor (OFET) structure were fabricated by employing a water-soluble polar polymer, poly(2-acrylamido-2-methyl-1-propanesulfonic acid) (PAMPSA). ...

    Chulyeon Lee, Woongki Lee, Hwajeong Kim, Youngkyoo Kim in Macromolecular Research (2021)

  2. Article

    Open Access

    Short-wave infrared organic phototransistors with strong infrared-absorbing polytriarylamine by electron-transfer do**

    Short-wavelength infrared (SWIR) sensors have attracted keen attention due to the increasing necessity in a variety of scientific and industrial applications, including biomedical and information technology fi...

    Chulyeon Lee, Hwajeong Kim, Youngkyoo Kim in npj Flexible Electronics (2021)

  3. Article

    Open Access

    Polymer Nanodot-Hybridized Alkyl Silicon Oxide Nanostructures for Organic Memory Transistors with Outstanding High-Temperature Operation Stability

    Organic memory devices (OMDs) are becoming more important as a core component in flexible electronics era because of their huge potentials for ultrathin, lightweight and flexible plastic memory modules. In par...

    Chulyeon Lee, Jooyeok Seo, Jeongnam Kim, Jaehoon Jeong, Hyemi Han in Scientific Reports (2016)

  4. Article

    Open Access

    Broadband All-Polymer Phototransistors with Nanostructured Bulk Heterojunction Layers of NIR-Sensing n-Type and Visible Light-Sensing p-Type Polymers

    We report ‘broadband light-sensing’ all-polymer phototransistors with the nanostructured bulk heterojunction (BHJ) layers of visible (VIS) light-sensing electron-donating (p-type) polymer and near infrared (NIR) ...

    Hyemi Han, Sungho Nam, Jooyeok Seo, Chulyeon Lee, Hwajeong Kim in Scientific Reports (2015)