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| Name: | Lanthanum Gallium Silicate (LGS) | Chemical Formula: | La3Ga5SiO14 |
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| Growth Method: | Czochralski | Hardness: | 6.6 Moh's |
| Density: | 5.754 G/cm3 | Melt Point: | 1470℃ |
| Thermal-expansion Coefficient: | α 11=5.10 α 33=3.61 | Acoustic Velocity, SAW: | 2400 ( M/sec ) |
| Frequency Constant, BAW: | 1380 ( KHz/mm ) | Temperature Frequency Coefficient: | 1.6х10-5 |
| High Light: | Electro Optical langasite,LGS Lanthanum Gallium Silicate,lanthanum gallium silicate crystal |
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Lanthanum gallium silicate crystal has excellent physical and chemical properties and has optical and electro-optical properties. It is a new type of optical-electro-optical Q-switch material. Lanthanum gallium silicate (LGS) has good electro-optical properties, the half-wave voltage can be adjusted with the aspect ratio, its optical damage threshold is high, the optical rotation is small, moderate hardness and good mechanical properties and chemical stability are excellent Electro-optic crystal.
| Crystal Structure | regional system, group 33 a= 8.1783 c = 5.1014 |
| Growth Method | Czochralski |
| Hardness | 6.6 Moh's |
| Density | 5.754 g/cm3 |
| Melt Point | 1470 o C ( phase transition point: N/A) |
| Thermal expansion (x10-6/ oC) | α 11: 5.10 α 33: 3.61 |
| Acoustic velocity, SAW | 2400 ( m/sec ) |
| Frequency constant, BAW | 1380 ( kHz/mm ) |
| Piezoelectric coupling | K2 (%) BAW: 2.21 SAW: 0.3 |
| Inclusions | N0 |
electro-optic Q-switch
SAW device
BAW device
Sensor
High power high repetition rate all-solid-state laser
High and low temperature change the laser
Contact Person: Chen Dongdong
Tel: +86 18326013523
Fax: 86-551-63840588
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