Abstract
We have measured the nonlinear absorption and nonlinear refractive index changes in ZnSe/ZnS multiple quantum wells at low temperature. The largest change of nonlinear refractive index is 0.012 and corresponding n2 is 7×10-8cm2/W. The nonlinear mechanism are attributed to exciton band broadening and phase space filling of exciton states. With different excitation wavelengths, we have demonstrated the dynamic optical bistabilities in ZnSe/ZnS MQWs.
| Original language | English |
|---|---|
| Pages (from-to) | 436-447 |
| Number of pages | 12 |
| Journal | Proceedings of SPIE - The International Society for Optical Engineering |
| Volume | 1362 |
| Issue number | pt 1 |
| DOIs | |
| State | Published - 1991 |
| Event | Physical Concepts of Materials for Novel Optoelectronic Device Applications II: Device Physics and Applications - Aachen, Ger Duration: 28 Oct 1990 → 2 Nov 1990 |
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