A THERMALLY ACTIVATED SOLID-STATE REACTION PROCESS FOR FABRICATING OHMIC CONTACTS TO SEMICONDUCTING DIAMOND

被引:103
作者
MOAZED, KL [1 ]
ZEIDLER, JR [1 ]
TAYLOR, MJ [1 ]
机构
[1] USN, CTR OCEAN SYST, SAN DIEGO, CA 92152 USA
关键词
D O I
10.1063/1.346529
中图分类号
O59 [应用物理学];
学科分类号
摘要
Techniques have been developed to produce ohmic contacts to naturally occurring boron doped semiconducting diamond. Thin films of Mo, Mo/Au, and Mo/Ni/Au deposited on diamond produced adherent ohmic contacts after annealing at 950 °C. A thermally activated solid state reaction which produces a refractory carbide precipitate at the original diamond/metal interface is the principal factor in affecting the properties of the contacts. The interface reaction has been characterized using Auger electron spectroscopy, scanning electron microscopy, x-ray diffraction, metallography, and I-V measurements.
引用
收藏
页码:2246 / 2254
页数:9
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