Acoustic-optic devices utilizing tellurium crystals

Details Acoustic-optic devices utilizing tellurium crystals Acoustic-optic devices utilizing tellurium crystals

2006-09-05

2006-09-05

Spector, David N. (Department: 2873)

Optical: systems and elements

Optical modulator

Light wave directional modulation

C359S285000, C359S308000

Reexamination Certificate

active

07102809

ABSTRACT:
Acoustic-optic devices which use a crystal of tellurium into which is launched acoustic shear waves by a lithium niobate transducer in accordance with an input RF signal. Tellurium used in the devices exhibits a figure of merit in the range of around 5,000 to 10,000.

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Fukuda et al. “Acoustooptic Interaction in Piezoelectric Semiconductor: Tellurium”, IEEE, 1979, Proceedings of the 1979 Ultrasonics Symposium, pp. 9-17.

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