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  1. No Access

    Article

    Anode Design Based on Microscale Porous Scaffolds for Advanced Lithium Ion Batteries

    Considering the increasing demands for advanced power sources, present-day lithium-ion batteries (LIBs) must provide a higher energy and power density and better cycling stability than conventional LIBs. This ...

    Hyeji Park, Hyelim Choi, Kyungju Nam, Sukyung Lee… in Journal of Electronic Materials (2017)

  2. No Access

    Article

    Morphology and Gas-Sensing Properties of Tin Oxide Foams with Dual Pore Structure

    Tin oxide is a commonly used gas-sensing material, which can be applied as an n- or p-type gas sensor. To improve the gas-sensing performance of tin oxide, we successfully synthesized tin oxide foam via an ice-te...

    Kyungju Nam, Hyeong-Gwan Kim, Hyelim Choi, Hyeji Park… in Journal of Electronic Materials (2017)

  3. No Access

    Article

    Effect of Yttrium on the Fracture Strength of the Sn-1.0Ag-0.5Cu Solder Joints

    This is a preliminary investigation on the mechanical properties of Pb-free Sn-1.0Ag-0.5Cu solder joints containing 0.02 wt.% to 0.1 wt.% Y under a range of thermal aging and reflow conditions. Despite the sig...

    Hyelim Choi, Wayne D. Kaplan, Heeman Choe in Journal of Electronic Materials (2016)