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    Article

    Quantitative measurements of nanoparticle layer thicknesses near the contact line region after droplet drying-out

    Confocal fringe patterns of evaporating sessile drops have provided initial evidence of the presence of a sub-micron thin liquid film emanating from an evaporating sessile droplet. The droplets studied were se...

    Dong Hwan Shin, Dae Yun Kim in Journal of Mechanical Science and Technolo… (2019)

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    Parallelism error measurement for the spindle axis of machine tools by two circular tests with different tool lengths

    In this study, parallelism errors between the spindle axis and the linear axis of machine tools were measured using a double ball-bar. Specifically, two circular tests were performed to measure the parallelism...

    Kwang-Il Lee, Dong-Hwan Shin, Seung-Han Yang in The International Journal of Advanced Manu… (2017)

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    Article

    Analytic approaches for kee** high braking efficiency and clam** efficiency of electro wedge brakes

    The transfer from engine drive vehicles to electric vehicle has been proceeding due to fuel exhaustion, higher fuel costs, and environmental restrictions. This trend has also led to a transition in brake syste...

    Dong-Hwan Shin, Seonghun Lee in International Journal of Precision Enginee… (2015)

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    Autonomous terrain adaptation and user-friendly tele-operation of wheel-track hybrid mobile robot

    This paper presents a terrain-adaptive wheel-track hybrid robot that uses a pair of combined wheel and track systems. The hybrid mobile platform can change the shape of track to adapt to various terrains so th...

    Yoon-Gu Kim, Jeong-Hwan Kwak, Dae-Han Hong in International Journal of Precision Enginee… (2012)