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  • Surface functionalization o...
    Heeyoung Go; Kiseok Suh; Shin, J.H.

    2007 Conference on Lasers and Electro-Optics - Pacific Rim, 2007-Aug.
    Conference Proceeding

    Optically active and electrically excitable silicon pillar structure is fabricated by electrochemical etching method. Silicon pillars structure is made by etching porous silicon layers in hydrofluoric acid-based solution. Afterwards, silicon pillars that are spin-coated with Er silicate show strong Er-related 1.53 mum photo luminescence.