Charactersization of a novel GaAs-based microwave optical switch

被引:2
作者
Lau, KM [1 ]
Wang, H [1 ]
Zheng, HQ [1 ]
Xiong, YZ [1 ]
Radhakrisnan, K [1 ]
机构
[1] Nanyang Technol Univ, Sch Elect & Elect Engn, Singapore 639798, Singapore
关键词
GaAs; Schottky; ohmic; photodiode;
D O I
10.1016/S0038-1101(02)00107-7
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
The author has proposed a new device structure-GaAs-based Schottky-senticonductor-ohmic (SSO) photodiode. SSO photodiodes of various sizes, from 20 x 20 mum(2) to 200 x 200 mum(2) were fabricated. The influence of the finger width and spacing on the leakage current and turn-on voltage were studied. The SSO photodiode was observed to have distinctly higher optical sensitivity during the forward-bias compared to the PIN diode. From the present study, the author concludes that the SSO photodiode has good potential to be used as an optically controlled switch. (C) 2002 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:1573 / 1577
页数:5
相关论文
共 10 条
[1]   RECOMBINATION AT SEMICONDUCTOR SURFACES AND INTERFACES [J].
ASPNES, DE .
SURFACE SCIENCE, 1983, 132 (1-3) :406-421
[2]   OPTIMIZATION OF HIGH-SPEED METAL-SEMICONDUCTOR-METAL PHOTODETECTORS [J].
BURM, J ;
LITVIN, KI ;
SCHAFF, WJ ;
EASTMAN, LF .
IEEE PHOTONICS TECHNOLOGY LETTERS, 1994, 6 (06) :722-724
[3]   IN0.53GA0.47AS METAL-SEMICONDUCTOR-METAL PHOTODIODES WITH TRANSPARENT CADMIUM TIN OXIDE SCHOTTKY CONTACTS [J].
GAO, W ;
KHAN, AS ;
BERGER, PR ;
HUNSPERGER, RG ;
ZYDZIK, G ;
OBRYAN, HM ;
SIVCO, D ;
CHO, AY .
APPLIED PHYSICS LETTERS, 1994, 65 (15) :1930-1932
[4]  
Hunsperger R. G., 1991, INTEGRATED OPTICS
[5]   STUDIES OF HIGH-SPEED METAL-SEMICONDUCTOR-METAL PHOTODETECTOR WITH A GAAS/ALGAAS/GAAS HETEROSTRUCTURE [J].
LU, J ;
SURRIDGE, R ;
PAKULSKI, G ;
VANDRIEL, H ;
XU, JM .
IEEE TRANSACTIONS ON ELECTRON DEVICES, 1993, 40 (06) :1087-1092
[6]  
NAKAJIMA O, 1985, JPN J APPL PHYS, V24, P596
[7]   OPTICAL CONTROL OF MICROWAVE SEMICONDUCTOR-DEVICES [J].
SEEDS, AJ ;
DESALLES, AAA .
IEEE TRANSACTIONS ON MICROWAVE THEORY AND TECHNIQUES, 1990, 38 (05) :577-585
[8]   MATERIAL CHARACTERIZATION AND OPTIMIZATION FOR ULTRAHIGH-SPEED METAL-SEMICONDUCTOR-METAL PHOTODETECTORS [J].
SICKMOLLER, M ;
KOWALSKY, W .
JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS, 1995, 34 (2B) :1298-1302
[9]  
Sze S.M., 1985, SEMICONDUCTOR DEVICE
[10]   Overall performance improvement in GaAs MSM photodetectors by using recessed-cathode structure [J].
Yuang, RH ;
Shieh, JL ;
Chyi, JI ;
Chen, JS .
IEEE PHOTONICS TECHNOLOGY LETTERS, 1997, 9 (02) :226-228