The SiC wafer application fields are mainly divided into the electronic power field, the radio frequency field, the photoelectric field, and other fields. Among them, the electronic power field and the radio frequency field are the most important applications, and the advantages of silicon carbide wafer usage are [...]
2021-04-13meta-author
PAM XIAMEN offers W – Tungsten Polycrystalline Metal Substrates.
General Properties for Tungsten
Symbol W
Atomic Number 74
Atomic Weight: 183.84
Crystal structure: BCC
Lattice constant at room temperature: 0.316 nm
Density: 19.25 g/cm3
Melting Point: 3422 °C
Boiling Point: 5555 °C
Tungsten (W) Polycrystalline Substrate: [...]
2019-05-10meta-author
PAM XIAMEN offers 4″ FZ Silicon Ingot with Diameter 100.7±0.3mm
Si wafers
Orientation (100)
Dia 6” x thickness 500µm
Type n or p
1-20 ohm.cm
One side polished
For more information, send us email at sales@powerwaywafer.com and powerwaymaterial@gmail.com
2020-05-27meta-author
Low Temperature GaAs Test Report
https://www.powerwaywafer.com/low-temperature-gaas-2.html
For more information, please visit our website: https://www.powerwaywafer.com,
send us email at sales@powerwaywafer.com and powerwaymaterial@gmail.com
Found in 1990, Xiamen Powerway Advanced Material Co., Ltd (PAM-XIAMEN) is a leading manufacturer of semiconductor material in China. PAM-XIAMEN develops advanced crystal growth and epitaxy technologies, manufacturing [...]
2019-03-20meta-author
PAM-XIAMEN offers larger size of N type FS GaN substrate including Si-doped and undoped one as follows:
1. N Type GaN Substrate Datasheet
1.1 4″(100mm) Undoped Free-standing GaN Substrate
Item
PAM-FS-GaN100-U
Conduction Type
Undoped
Size
4″(100)+/-1mm
Thickness
350-450um
Orientation
C-axis(0001)+/-0.5°
Primary Flat Location
(1-100)+/-0.5°
Primary Flat Length
–
Secondary Flat Location
(11-20)+/-3°
Secondary Flat Length
–
Resistivity(300K)
<0.5Ω·cm
Dislocation Density
<5×10^6cm-2
FWHM
–
TTV
<=35um
BOW
<=50um
Surface Finish
Front Surface:Ra<0.2nm.Epi-ready polished
Back Surface:1.Fine ground
2.Rough grinded
Usable Area
≥ 90 [...]
2020-03-25meta-author
Solar Silicon Wafers
PAM XIAMEN offers Solar Silicon Wafers.
Limiting Efficiency
It has been well established that the limiting efficiency of single crystals falls at about 29% [Swanson] this limit was established in the seminal work by Tiedje. In figure 1 we can see this limiting efficiency [...]
2019-02-14meta-author