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  1. No Access

    Article

    Fabrication of composite microbeads consisting of cellulose and covalent organic nanosheets via electrospray process

    Microplastics including microbeads that are heavily utilized in our daily necessities such as cleaners, toothpastes, and cosmetic products as well as in industrial applications have become a severe environment...

    Su ** Ryu, Seungjun Kim, Ju Gyeong Jeong, Dong Wook Kim, Myungwoong Kim… in Cellulose (2024)

  2. No Access

    Article

    Preparation and characterization of nanofibrous membranes of poly(D,L-lactic acid)/chitin blend for guided tissue regenerative barrier

    Nanofibrous membranes of poly(D,L-lactic acid)/chitin blend were prepared by electrospinning for a barrier of guided tissue regeneration. A miscible solution was obtained by the blending chitin-salt complex in...

    Hong Sung Kim, Jong Tae Kim, Young ** Jung, Dae Youn Hwang… in Macromolecular Research (2009)

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    Article

    Preparation of High Flexible Composite Film of Hydroxyapatite and Chitosan

    Microscale hydroxyapatite (HAp), a well-known biocompatible substance for the regeneration and reinforcement of damaged bones, was composited with chitosan as a counter-polymer to produce a film with both bioc...

    Seong-Hoon Kim, Byoung-Ki Lim, Fangfang Sun, Kwangnak Koh, Su-Chak Ryu… in Polymer Bulletin (2009)

  4. No Access

    Article

    Preparation of a porous chitosan/fibroin-hydroxyapatite composite matrix for tissue engineering

    Chitosan, fibroin, and hydroxyapatite are natural biopolymers and bioceramics that are biocompatible, biodegradable, and resorbable for biomedical applications. The highly porous, chitosan-based, bioceramic hy...

    Hong Sung Kim, Jong Tae Kim, Young ** Jung, Su Chak Ryu… in Macromolecular Research (2007)

  5. No Access

    Article

    Protic solvent effects on the photophysical properties of O-TiIV TSPP: photoinduced electron transfer

    The photophysical properties of oxotitanium(iv) meso-tetra(4-sulfonatophenyl) porphyrin (O-TiIVTSPP) have been investigated in water and methanol by laser spectroscopic techniques. The fluorescence emission spect...

    Su Young Ryu, Minjoong Yoon, Sae Chae Jeoung… in Photochemical & Photobiological Sciences (2005)

  6. No Access

    Article

    Characteristics of excited-state intermediates of TiO2–Y-Zeolite and MCM41 encapsulating photosensitive molecules: design of new photocatalysts

    Some photosensitive molecules, such as p-N,N′-dimethylaminobenzoic acid (DMABA), Nile Red, heteropolytungstic acid (H3PW12O40, HPA) and metalloporphyrins, have been entrapped onto nano-scale pores or channels of ...

    Minjoong Yoon, Su Young Ryu in Research on Chemical Intermediates (2004)