Germanium for silicon photonics

被引:54
作者
Ishikawa, Yasuhiko [1 ]
Wada, Kazumi [1 ]
机构
[1] Univ Tokyo, Grad Sch Engn, Dept Mat Engn, Bunkyo Ku, Tokyo 1138656, Japan
关键词
Silicon photonics; Ge; UHV-CVD; Active photonic devices; BAND-GAP SHRINKAGE; GE; SI; PHOTODETECTORS; FILMS; GAIN;
D O I
10.1016/j.tsf.2009.10.062
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
This paper describes that Ge plays an enabler to integrate active photonic devices on a Si platform. In spite of the large lattice mismatch of similar to 4% between Ge and Si, high-quality Ge layers can be epitaxially grown on Si by ultrahigh-vacuum chemical vapor deposition. Applications of the Ge layers to near-infrared active photonic devices, i.e., photodiodes, optical modulators and light emitters, are described. Several issues on the device physics as well as the integration with Si electronics are discussed. (C) 2009 Elsevier B.V. All rights reserved.
引用
收藏
页码:S83 / S87
页数:5
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