Abstract
The optical properties of opal gratings were modified through the homogeneous coating of the internal opal surface with highly refractive coatings such as TiO2, InP, CdS, CdSe, and S. The optical transmission and reflectance spectra revealed the Bragg component which was dependent on the angle of incidence of light, lattice spacing and ordering, and refractive index. The photoluminescence (PL) study showed that the emission spectrum was affected by the interactions within the solid structure. The superlinear dependence of the PL intensity on the excitation power was found for opal with CdSe which resulted from the dissipationless radiation-to-matter interaction.
| Original language | English |
|---|---|
| Pages (from-to) | 527 |
| Number of pages | 1 |
| Journal | Conference Proceedings - Lasers and Electro-Optics Society Annual Meeting-LEOS |
| Volume | 11 |
| Publication status | Published - 1997 |
| Externally published | Yes |
| Event | Proceedings of the 1997 Conference on Lasers and Electro-Optics, CLEO - Baltimore, MD, USA Duration: 18 May 1997 → 23 May 1997 |
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