A method for the annealing of a CdZnTe crystal is described in this paper. Pure Cd and Zn metals are used as annealing sources, which simultaneously provide exact Cd and Zn equilibrium partial pressures for CdZnTe at a certain temperature. Characterizations reveal that homogeneity [...]
2020-02-18meta-author
For the produced thin film, among its many properties, the thickness and uniformity of the film are the most critical parameters. Therefore, monitoring and controlling the thickness and uniformity of thin films has become an important and indispensable part of industrial production. If you [...]
2022-09-09meta-author
PAM-XIAMEN offers A Plane N-GaN Freestanding GaN Substrate
Item
PAM-FS-GAN A-N
Dimension
5 x 10 mm2 or 5 x 20 mm2
Thickness
380+/-50um
Orientation
A plane (11-20) off angle toward M-axis 0 ±0.5°
A plane (11-20) off angle toward C-axis -1 ±0.2°
Conduction Type
N-type / Si Doped
Resistivity (300K)
< 0.05 Ω·cm
TTV
≤ 10 µm
BOW
-10 µm ≤ BOW ≤ 10 µm
Surface Roughness:
Front side: Ra<0.2nm, epi-ready;
Back side: Fine Ground or polished.
Dislocation Density
≤ 5 x 106 cm-2
Macro Defect Density
0 cm-2
Useable Area
> 90% (edge exclusion)
Package
each in single wafer container, under nitrogen atmosphere, packed in class 100 clean room
For more information, please contact us email at victorchan@powerwaywafer.com and powerwaymaterial@gmail.com
2020-08-17meta-author
Most of today’s electronic products, such as computers, mobile phones, or digital tape recorders, have a very close connection with semiconductors. So, what is a semiconductor? The semiconductor definition can be illustrated from different perspectives. Firstly, let’s know what are the semiconductor materials. Please see the table of common semiconductor materials below:
Type
Group
Material
Simple substance/Element [...]
2021-05-07meta-author
PAM XIAMEN offers Tatalum Metal Substrate & Foil ( Polycrystalline ).
Symbol Ta
Atomic Number 73
Atomic Weight: 180.95
Density: 16.69 g/cm3
Melting Point: 2996 °C
Boiling Point: 5425+/-100 °C
Ta – Tantalum Polycrystalline Metallic Foil: 0.05mm thick x 200mm Width x 400 mm Length
Ta [...]
2019-05-10meta-author
PAM XIAMEN offers MgO Magnesium Oxide Single Crystal.
Applications of MgO single crystal substrates:
Substrate for high temperature superconducting film formation, such as YBCO film (filter used for communication and space observation)
Substrate for ferroelectric film formation, such as PZT film (infrared ray sensor used for [...]
2019-03-14meta-author