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    Fixed Oxide Charge

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    Consider an aluminum gate-silicon dioxide p type silicon MOS structure with tox=450 angstroms. The silicon doping is Na=2x10^11cm^-3 and the flat-band voltage is Vfb=-1.0V. Determine the fixed oxide charge Q'ss.

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    https://brainmass.com/physics/semiconductor/fixed-oxide-charge-11680

    Solution Preview

    V fb = Phi (metal-semiconductor) - (Qf/Cox) ----(1)

    v fb = -1.0V

    Phi(metal-semiconductor) --in this case it is Al-Si.
    This quantity s basically the amount of work that has to be done in ...

    Solution Summary

    Consider an aluminum gate-silicon dioxide p type silicon MOS structure with tox=450 angstroms. The silicon doping is Na=2x10^11cm^-3 and the flat-band voltage is Vfb=-1.0V. Determine the fixed oxide charge Q'ss.

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