DESIGN AND CONSTRUCTION OF A DIRECT-PLOTTING CAPACITANCE INVERSE-DOPING PROFILER FOR SEMICONDUCTOR EVALUATION

被引:6
作者
SPIWAK, RR
机构
[1] Bell Telephone Laboratories, Inc., Murray Hill
关键词
D O I
10.1109/TIM.1969.4313800
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
A new technique involving harmonic generation in measuring the doping profile normal to the surface of semiconductor epitaxial wafers has been developed. This method has been used in the construction of a direct-plotting inverse-doping profiler which can determine the doping concentration with an absolute accuracy of about 10 percent and a relative accuracy of a few per-cent. The depth resolution is on the order of a Debye length. The profiler has the advantages of providing immediate results and accuracy at low cost. Copyright © 1969 by The Institute of Electrical and Electronics Engineers, Inc.
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页码:197 / &
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