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  1. Article

    Open Access

    Fabrication of polyimide spheres using a pulsed laser at 355 nm

    A new approach for manufacturing hollow polyimide (PI) microspheres is presented. The method is based on cavitation bubbles and small CO2 gas bubble which can generate uniform microspheres. When liquid PI was irr...

    Yong-Won Ma, Moon-Suk Kang, Chan Park, Sung-Moo Hong, Sang-Mae Lee in Applied Physics A (2016)

  2. No Access

    Article

    Experimental study on micro-porous patterning using UV pulse laser hybrid process with chemical foaming agent

    A new micro porous patterning method was proposed in this paper. We experimentally demonstrated the feasibility of this method using UV laser hybrid process with polymer sheet. The PP(Polypropylene) sheet of 0...

    Chan Park, Bo-Sung Shin, Moon-Suk Kang in International Journal of Precision Enginee… (2015)

  3. Chapter and Conference Paper

    User Research and User Centered Design; Designing, Develo**, and Commercializing Widget Service on Mobile Handset

    Mobile widget is a new paradigm for interactive idle screen service on mobile handset. Currently the standardization of widget is being discussed by W3C; Widget is globally accepted as a tiny web application. ...

    Sung Moo Hong in Human Centered Design (2009)