Yeongsik Kim
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View article: Stacked Layer to Gyroid Structures in Partially Fluorinated PS-<i>b</i>-P<i>t</i>BMA Copolymer Films
Stacked Layer to Gyroid Structures in Partially Fluorinated PS-<i>b</i>-P<i>t</i>BMA Copolymer Films Open
Partial fluorination of polystyrene-b-poly(tert-butyl methacrylate) (PS-b-PtBMA) copolymer was carried out to form PS-b-P(tBMA-r-TFEMA-r-MAA), where TFEMA and MAA denote 2,2,2-trifluoroethyl methacrylate and methacrylic anhydride units, re…
View article: Information Storage: Nonvolatile, Multicolored Photothermal Writing of Block Copolymer Structural Color (Adv. Funct. Mater. 42/2019)
Information Storage: Nonvolatile, Multicolored Photothermal Writing of Block Copolymer Structural Color (Adv. Funct. Mater. 42/2019) Open
In article number 1904055, Youngjong Kang, Cheolmin Park, and co-workers demonstrate multilevel nonvolatile memory bits by utilizing photothermal control of the structural color of a block copolymer photonic crystal deposited on the photot…
View article: Side-Chain Fluorination Effects on Morphological Behavior of PS-<i>b</i>-P<i>t</i>BMA: Disorder to Order Structures
Side-Chain Fluorination Effects on Morphological Behavior of PS-<i>b</i>-P<i>t</i>BMA: Disorder to Order Structures Open
Side-chain fluorination effects on morphological behavior of symmetric polystyrene-b-poly(tert-butyl methacrylate) (PS-b-PtBMA) was investigated using small angle X-ray scattering, where the tBMA units were partially modified into 2,2,2-tr…
View article: Perovskite Nanopatterning: Highly Photoluminescent and Environmentally Stable Perovskite Nanocrystals Templated in Thin Self‐Assembled Block Copolymer Films (Adv. Funct. Mater. 26/2019)
Perovskite Nanopatterning: Highly Photoluminescent and Environmentally Stable Perovskite Nanocrystals Templated in Thin Self‐Assembled Block Copolymer Films (Adv. Funct. Mater. 26/2019) Open
In article number 1808193, Cheolmin Park and co-workers develop nanostructured organic-inorganic halide perovskite films via controlled crystallization of the perovskites templated with a self-assembled block copolymer, one of the most pro…
View article: Ternary Organic Solar Cells: Performance Optimization of Parallel‐Like Ternary Organic Solar Cells through Simultaneous Improvement in Charge Generation and Transport (Adv. Funct. Mater. 14/2019)
Ternary Organic Solar Cells: Performance Optimization of Parallel‐Like Ternary Organic Solar Cells through Simultaneous Improvement in Charge Generation and Transport (Adv. Funct. Mater. 14/2019) Open
In article number 1808731, Du Yeol Ryu, In Hwan Jung, Sung-Yeon Jang, and co-workers report parallel-like ternary organic solar cells via simultaneous improvement in charge generation and transport. The synergetic effects by fullerene/nonf…
View article: Block copolymer structural color strain sensor
Block copolymer structural color strain sensor Open
A novel block copolymer structural color strain sensor was developed, capable of electrically sensing a strain in capacitance change with simultaneous visualization of the strain. A thin mechanochromic bilayer of a block copolymer structur…