Abstract
The authors report a waveguide design which has been optimised to allow efficient, all-optical switching, in AIGaAs at half the bandgap. The effective area has been reduced to 6 μm2, allowing us to observe a nonlinear phase shift of > 5π. Nonlinear directional couplers, fabricated in the same material, exhibit a critical power of 42W of energy of 31 pJ.
| Original language | English (US) |
|---|---|
| Pages (from-to) | 549-551 |
| Number of pages | 3 |
| Journal | Electronics Letters |
| Volume | 31 |
| Issue number | 7 |
| DOIs | |
| State | Published - Mar 30 1995 |
| Externally published | Yes |
Keywords
- Aluminium gallium arsenide
- Optical waveguide theory
- Photonic switching
ASJC Scopus subject areas
- Electrical and Electronic Engineering
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