SILICON-ON-INSULATOR MOSFETS FABRICATED ON LASER-ANNEALED POLYSILICON ON SIO2

被引:44
作者
TASCH, AF [1 ]
HOLLOWAY, TC [1 ]
LEE, KF [1 ]
GIBBONS, JF [1 ]
机构
[1] STANFORD UNIV,STANFORD ELECTR LABS,STANFORD,CA 94305
关键词
Insulated-gate field-effect transistor;
D O I
10.1049/el:19790312
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
N-channel-enhancement and light-depletion-mode m.o.s.f.e.t.s have been fabricated on laser-annealed 0-5 µm polysilicon films, deposited on 1 µm of SiO2 grown on single-crystal silicon substrates. Threshold voltages of 0·35–0·45 V and −0·5 − 0·7 V and surface mobilities of 170 cm2/Vs and 215 cm2/Vs were obtained on the enhancement and depletion devices, respectively. These results compare favourably with values realised in silicon-on-sapphire (s.o.s.) and bulk N-m.o.s. devices. In addition, the measured source-drain leakage currents match the best reported values for s.o.s. devices. © 1979, The Institution of Electrical Engineers. All rights reserved.
引用
收藏
页码:435 / 437
页数:3
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