New Piezoelecrictric Material LGS Crystal Substrate High Thermal Stability
New piezoelecrictric material LGS Substrate LGS Single Crystal Substrate
Langasite- La3Ga5SiO14 crystals is a new piezoelecrictric materials with the value of electromechanical coupling coefficient, which is, intermediate between this coefficient of a quartz crystal and that of lithium tantalate.
Properties:
| Material | LGS (La3Ga5SiO14) |
| Hardness (Mho) | 6.6 |
| Growth | CZ |
| System |
Rigonal system, group 33 a=8.1783 C=5.1014 |
| Coefficient of thermal expansion | a11:5.10 a 33:3.61 |
| Density(g/cm3) | 5.754 |
| Melting Point(°C) | 1470 |
| Acoustic Velocity | 2400m/Sec |
| Frequency Constant | 1380 |
| Piezoelectric Coupling | K2 BAW: 2.21 SAW:0.3 |
| Dielectric Constant | 18.27/ 52.26 |
| Piezoelectric Strain Constant | D11=6.3 D14=5.4 |
| Inclusion | No |
Advantage:
1.High thermal stability
2.Low equivalent series resistance and electromechanical coupling coefficient 3-4 times of quartz
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FAQ:
1.Q: Are you a factory manufacturer?
A: Yes ,we are manufacturer with 13 years experience in the scintillator crystal industry and supplied many famous brands with good quality and service.
2.Q:Where is your main market?
A:Europe, America, Asia.
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