Fundamentals of Semiconductor Technology

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Department of Physics

Synopsis:

Basic conceptions and ideas. Intrinsic and extrinsic semiconductor. Semiconductor in balance. Current conductivity in homogenous semiconductor-resistivity.Unbalance processes in semiconductors. Minority carrier lifetime. Surface recombination. Mechanism of recombination. Principe of recombination centres. PN junction. Spread of charges - sheer and slowly (linear PN junction). Capacity of PN junction. VA characteristic of PN junction. PN conductivity direction, clousing direction. Diffusion and recombination current. Breakdown of PN junction. Zener´s and avalanche breakdown. Bipolar transistor, unipolar transistor and their characteristics. Surface phenomena in PN junction. Field effect transistor MOS. Frequency characteristics of semiconductor devices. Bulk technology of semiconductors. Device semiconductors technology - alloy, diffusion, planar technology - integral circuites.

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Study materials:

Nussbaum : Semiconductor Device Physics, Prentice Hall,1962

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No time-table has been prepared for this course

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