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  1. No Access

    Article

    Probing the depths of battery heterogeneity

    Three-dimensional optical imaging during battery operation reveals lithium heterogeneity at multiple length scales, challenging the look-at-one-particle approach.

    Stephen Dongmin Kang, William C. Chueh in Nature Nanotechnology (2023)

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    Article

    Fictitious phase separation in Li layered oxides driven by electro-autocatalysis

    Layered oxides widely used as lithium-ion battery electrodes are designed to be cycled under conditions that avoid phase transitions. Although the desired single-phase composition ranges are well established n...

    Jung** Park, Hongbo Zhao, Stephen Dongmin Kang, Kipil Lim… in Nature Materials (2021)

  3. No Access

    Article

    Charge-transport model for conducting polymers

    The growing technological importance of conducting polymers makes the fundamental understanding of their charge transport extremely important for materials and process design. Various hop** and mobility edge...

    Stephen Dongmin Kang, G. Jeffrey Snyder in Nature Materials (2017)

  4. No Access

    Article

    Thermoelectric imaging of structural disorder in epitaxial graphene

    Heat is a familiar form of energy transported from a hot side to a colder side of an object, but not a notion associated with microscopic measurements of electronic properties. A temperature difference within ...

    Sanghee Cho, Stephen Dongmin Kang, Wondong Kim, Eui-Sup Lee… in Nature Materials (2013)