Browsing by Author "P., F. Lee"

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    • Compact surface charge diagnostic device 

      Boon, Yew Teoh; Y., S. Fong; P., F. Lee (Institute of Electrical and Electronics Engineers (IEEE), 2012-02-27)
      A compact, low cost and portable microelectrophoresis as a diagnostic tool is developed to investigate the surface charge study. An inverted lens webcam is employed to interface the images of charged particles to the ...

    • Signal analysis with Zetasizer on the effect of Poly (Ethylene Glycol) (PEG) to stabilize and unify colloidal gold nanoparticles 

      G., F. Chin; Misni, Misran, Dr.; P, Y. Tang; P., F. Lee (Institute of Electrical and Electronics Engineers (IEEE), 2012-02-27)
      This paper reports a study on the effect of the Poly (Ethylene Glycol) (PEG) on the stability and uniformity of the colloidal gold nanoparticles. Sodium Borohydride (NaBH4) and Trisodium Citrate (Na3C6H5O7) were utilized ...