PAM XIAMEN offers La3Ga5SiO14 crystals.
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.
Characteristics\Crystals
Quartz, SiO2
Langasite, La3Ga5SiO14
Lithium tetraborate, Li2B2O3
Lithium tantalate, LiTaO3
Electromechanical Coupling Factor [...]
2019-05-07meta-author
Powerway Wafer offers III-nitride GaN LED Epi wafer on flat or patterned Sapphire as listed below, which emits blue or green lights. The GaN LED market size is 50mm, 100mm, 150mm or 200mm. The GaN LED emission wavelength can reach 530nm.
A high crystal quality GaN can be gained by depositing [...]
2020-03-18meta-author
PAM XIAMEN offers Yttrium Stabilized Zirconia (YSZ) Single Crystals Substrate.
Main Parameters
Crystal structure
M3
Unit cell constant
a=5.147 Å
Melt point(℃)
2700
Density(g/cm3)
6
Hardness
8-8.5(mohs)
Purity
99.99%
Thermal expansion(/℃)
10.3×10-6
Dielectric constants
ε=27
Growth method
arcs
Size
10×3,10×5,10×10,15×15,,20×15,20×20
dia2” x 0.33mm dia2” x 0.43mm 15 x 15 mm
Thickness
0.5mm,1.0mm
Polishing
Single or double
Crystal orientation
<001>±0.5º
redirection precision
±0.5°
Redirection the edge:
2°(special in 1°)
Angle of crystalline
Special size and orientation are available upon [...]
2019-03-15meta-author
Highlights
•Effects of atomic step width on the removal of sapphire and SiC wafers are studied.
•The reason of effects of step width on the removal and the model are discussed.
•CMP removal model of hexagonal wafer to obtain atomically smooth surface is proposed.
•The variations of atomic [...]
2015-10-28meta-author
InGaAs HEMTs form two-stage gain blocks delivering 9 dB of gain while consuming just 20 mW
A TEAM of Taiwanese engineers has used flip-chip packaging to build anInGaAs HEMT delivering up to 6.5 dB of gain at 60 GHz.
The researchers argue that one of the [...]
2012-09-10meta-author
PAM XIAMEN offers4″ CZ Prime Silicon Wafer Thickness = 200 ± 25 µm-3
4inch Prime CZ-Si wafer 4 inch (+/- 0.5 mm), thickness = 200 ± 25 µm,
orientation (100)(+/-0.5°),
2-side polished,
p or n type (no matter) ,
? Ohm cm (no matter),
Particle: 0.33µm, <qty30
ttv ≤ 10um,warp ≤30um
One [...]
2019-09-20meta-author