Taper couplers for GaAs−AlxGa1−xAs waveguide layers produced by liquid phase and molecular beam epitaxy
作者:
J. L. Merz,
R. A. Logan,
W. Wiegmann,
A. C. Gossard,
期刊:
Applied Physics Letters
(AIP Available online 1975)
卷期:
Volume 26,
issue 6
页码: 337-340
ISSN:0003-6951
年代: 1975
DOI:10.1063/1.88145
出版商: AIP
数据来源: AIP
摘要:
Growth techniques and passive evaluation of tapered waveguide light couplers produced by LPE and MBE are reported. Coupling efficiencies approaching 100% for the transfer of light from a GaAs layer to a layer of Al0.1Ga0.9As are observed for MBE tapers, and tapers fabricated by LPE allow ∼50% coupling, suitable for use with LPE active devices.
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