Abstract

Two-channel imbedded directional couplers were fabricated with proton implantation, yielding complete light transfer in 2 mm. Ridged channel guides were fabricated by ion-micromachining epitaxial layers, and a method of directional coupling was demonstrated.

© 1974 Optical Society of America

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References

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  1. E. Garmire, H. Stoll, A. Yariv, R. G. Hunsperger, Appl. Phys. Lett. 21, 87 (1972).
    [CrossRef]
  2. S. Somekh, E. Garmire, A. Yariv, H. L. Garvin, R. G. Hunsperger, Apl. Phys. Lett. 22, 46 (1973).
    [CrossRef]
  3. See for example, W. H. Louisell, Coupled Modes and Parametric Electronics (Wiley, New York, 1960).
  4. H. L. Garvin, E. Garmire, S. Somekh, H. Stoll, A. Yariv, Appl. Opt. 12, 455 (1973).
    [CrossRef] [PubMed]
  5. P. K. Tien, Appl. Opt. 10, 2395 (1971).
    [CrossRef] [PubMed]
  6. D. Hall, A. Yariv, E. Garmire, Opt. Commun. 1, 403 (1970).
    [CrossRef]
  7. E. A. J. Marcatili, Bell Syst. Tech. J. 48, 2071 (1969).

1973 (2)

S. Somekh, E. Garmire, A. Yariv, H. L. Garvin, R. G. Hunsperger, Apl. Phys. Lett. 22, 46 (1973).
[CrossRef]

H. L. Garvin, E. Garmire, S. Somekh, H. Stoll, A. Yariv, Appl. Opt. 12, 455 (1973).
[CrossRef] [PubMed]

1972 (1)

E. Garmire, H. Stoll, A. Yariv, R. G. Hunsperger, Appl. Phys. Lett. 21, 87 (1972).
[CrossRef]

1971 (1)

1970 (1)

D. Hall, A. Yariv, E. Garmire, Opt. Commun. 1, 403 (1970).
[CrossRef]

1969 (1)

E. A. J. Marcatili, Bell Syst. Tech. J. 48, 2071 (1969).

Garmire, E.

H. L. Garvin, E. Garmire, S. Somekh, H. Stoll, A. Yariv, Appl. Opt. 12, 455 (1973).
[CrossRef] [PubMed]

S. Somekh, E. Garmire, A. Yariv, H. L. Garvin, R. G. Hunsperger, Apl. Phys. Lett. 22, 46 (1973).
[CrossRef]

E. Garmire, H. Stoll, A. Yariv, R. G. Hunsperger, Appl. Phys. Lett. 21, 87 (1972).
[CrossRef]

D. Hall, A. Yariv, E. Garmire, Opt. Commun. 1, 403 (1970).
[CrossRef]

Garvin, H. L.

H. L. Garvin, E. Garmire, S. Somekh, H. Stoll, A. Yariv, Appl. Opt. 12, 455 (1973).
[CrossRef] [PubMed]

S. Somekh, E. Garmire, A. Yariv, H. L. Garvin, R. G. Hunsperger, Apl. Phys. Lett. 22, 46 (1973).
[CrossRef]

Hall, D.

D. Hall, A. Yariv, E. Garmire, Opt. Commun. 1, 403 (1970).
[CrossRef]

Hunsperger, R. G.

S. Somekh, E. Garmire, A. Yariv, H. L. Garvin, R. G. Hunsperger, Apl. Phys. Lett. 22, 46 (1973).
[CrossRef]

E. Garmire, H. Stoll, A. Yariv, R. G. Hunsperger, Appl. Phys. Lett. 21, 87 (1972).
[CrossRef]

Louisell, W. H.

See for example, W. H. Louisell, Coupled Modes and Parametric Electronics (Wiley, New York, 1960).

Marcatili, E. A. J.

E. A. J. Marcatili, Bell Syst. Tech. J. 48, 2071 (1969).

Somekh, S.

S. Somekh, E. Garmire, A. Yariv, H. L. Garvin, R. G. Hunsperger, Apl. Phys. Lett. 22, 46 (1973).
[CrossRef]

H. L. Garvin, E. Garmire, S. Somekh, H. Stoll, A. Yariv, Appl. Opt. 12, 455 (1973).
[CrossRef] [PubMed]

Stoll, H.

H. L. Garvin, E. Garmire, S. Somekh, H. Stoll, A. Yariv, Appl. Opt. 12, 455 (1973).
[CrossRef] [PubMed]

E. Garmire, H. Stoll, A. Yariv, R. G. Hunsperger, Appl. Phys. Lett. 21, 87 (1972).
[CrossRef]

Tien, P. K.

Yariv, A.

H. L. Garvin, E. Garmire, S. Somekh, H. Stoll, A. Yariv, Appl. Opt. 12, 455 (1973).
[CrossRef] [PubMed]

S. Somekh, E. Garmire, A. Yariv, H. L. Garvin, R. G. Hunsperger, Apl. Phys. Lett. 22, 46 (1973).
[CrossRef]

E. Garmire, H. Stoll, A. Yariv, R. G. Hunsperger, Appl. Phys. Lett. 21, 87 (1972).
[CrossRef]

D. Hall, A. Yariv, E. Garmire, Opt. Commun. 1, 403 (1970).
[CrossRef]

Apl. Phys. Lett. (1)

S. Somekh, E. Garmire, A. Yariv, H. L. Garvin, R. G. Hunsperger, Apl. Phys. Lett. 22, 46 (1973).
[CrossRef]

Appl. Opt. (2)

Appl. Phys. Lett. (1)

E. Garmire, H. Stoll, A. Yariv, R. G. Hunsperger, Appl. Phys. Lett. 21, 87 (1972).
[CrossRef]

Bell Syst. Tech. J. (1)

E. A. J. Marcatili, Bell Syst. Tech. J. 48, 2071 (1969).

Opt. Commun. (1)

D. Hall, A. Yariv, E. Garmire, Opt. Commun. 1, 403 (1970).
[CrossRef]

Other (1)

See for example, W. H. Louisell, Coupled Modes and Parametric Electronics (Wiley, New York, 1960).

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Figures (4)

Fig. 1
Fig. 1

Left: Each horizontal row corresponds to the input plane of the crystal with three directional coupler pairs. The black dot is the position of the input laser beam. Right: The corresponding intensity plots in the output face of the crystal. The length of the crystal is 1 mm.

Fig. 2
Fig. 2

Left: Each horizontal row corresponds to the input plane of the crystal with three directional coupler pairs. The black dot is the position of the input laser beam. Right: The corresponding intensity plots in the output face of the crystal. The length of the crystal is 2.1 mm.

Fig. 3
Fig. 3

Directional coupler for ridged guides fabricated by ion-matching in a GaAs epilayer. (a) Isolated channels; (b) coupled channels.

Fig. 4
Fig. 4

SEM of channel waveguide fabricated by using holographically prepared mask and ion-polishing. (The guide is 1.4 μm high and 2 μm wide.)

Equations (4)

Equations on this page are rendered with MathJax. Learn more.

P 0 ( z ) = cos 2 K z e - α z , P 1 ( z ) = sin 2 K z e - α z ,
δ n 0.003 = 52 [ π / ( k 0 L ) ]
P 0 ( z ) = cos 2 S z + [ ( Δ β / 2 ) 2 / S 2 ] sin 2 S z , P 1 ( z ) = ( K 2 / S 2 ) sin 2 S z ,
S 2 = K 2 + ( Δ β / 2 ) 2 .

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