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Large single-mode rib waveguides in GeSi-Si and Si-on-SiO/sub 2/

Soref, R.A., Schmidtchen, J., Petermann, K.·1991·IEEE Journal of Quantum Electronics

Abstract

Mode-matching and beam-propagation methods are used to analyze single-mode operation of optical GeSi-Si and Si-SiO/sub 2/ semiconductor rib waveguides. The waveguide dimensions that allow only the fundamental HE/sub 00/ or EH/sub 00/ mode to propagate have been determined. For both material systems, it is found that the rib can be several microns wide and several microns high, thus allowing efficient coupling to single-mode fibers. Numerical examples are given for monomode guiding group-IV materials, but the results apply to III-V rib waveguides. It is shown that single-mode rib guides with large cross sections are feasible as long as the waveguide is at least several millimeters long.>

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Metadata

Authors
Soref, R. A., Schmidtchen, J., & Petermann, K.
Venue
IEEE Journal of Quantum Electronics
Published
1991
Volume
27
Issue
8
Pages
1971-1974
ISSN
0018-9197 (ISSN-L)
OpenAlex
W2123169815
Cited by
633
References
0
FWCI
5.07
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Large single-mode rib waveguides in GeSi-Si and Si-on-SiO/sub 2/. https://app.cochat.ai/papers/10.1109/3.83406
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Soref, R. A., Schmidtchen, J., & Petermann, K. (1991). Large single-mode rib waveguides in GeSi-Si and Si-on-SiO/sub 2/. IEEE Journal of Quantum Electronics. https://doi.org/10.1109/3.83406

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