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Title: Microwave dielectric constants of silicon, gallium arsenide, and quartz

Journal Article · · J. Appl. Phys.; (United States)
DOI:https://doi.org/10.1063/1.341153· OSTI ID:5253746

For a determination of the dielectric constants epsilon of semiconductors, a microwave transmission interference method has been applied. For the first time, a calculation is presented which yields the full interference spectrum, not only the position of the extremal points. A comparison of the theoretical and experimental spectra results in a higher precision than previously obtained. A metal evaporation of the sample faces which are in contact with the waveguide walls turns out to be very important. Relative dielectric constants of 11.6 for silicon, 12.8 for gallium arsenide, and 4.6 for crystalline quartz, all +- 0.05, have been obtained.

Research Organization:
Ludwig Boltzmann Institut fuer Festkoerperphysik and Institut fuer Festkoerperphysik der Universitaet Wien, Kopernikusgasse 15, A-1060 Vienna, Austria
OSTI ID:
5253746
Journal Information:
J. Appl. Phys.; (United States), Vol. 63:11
Country of Publication:
United States
Language:
English