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 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: [...]
2019-05-20meta-author
PAM-XIAMEN offers A Plane Si-GaN Freestanding GaN Substrate
Item
PAM-FS-GAN A-SI
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
Semi-Insulating
Resistivity (300K)
> 10 6Ω·cm
TTV
≤ 10 µm
BOW
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
PAM XIAMEN offers Ce:Lu2SiO5 substrate.
Ce:Lu2SiO5 substrate (001 ) 10x10x0.5 mm, 1sp
Substrate Specifications
Crystal: Ce: Lu2SiO5
Ce dopant 0.175 mol %
Size: 10x10x0.5 mm
Orientation: (001 ) +/-0.5 0
Polish: One side optical polished.
Pack: Packed in 1000 class plastic bag [...]
2019-04-17meta-author
PAM-XIAMEN offers (20-2-1) Plane Semi-insulating Freestanding GaN Substrate, which is semiconductor material for the development of iii-nitride device, microelectronic devices and optoelectronic devices. The following specification of free standing GaN crystal substrate is for sale.
1. Semi-insulating Freestanding GaN Substrate Specification
Item
PAM-FS-GAN(20-2-1)-SI
Dimension
5 x 10 mm2 or 5 x 20 mm2
Thickness
380+/-50um
Orientation
(20-21)/(20-2-1) plane off angle toward A-axis 0 ±0.5°
(20-21)/(20-2-1) plane off angle toward C-axis -1 ±0.2°
Conduction Type
Semi-Insulating
Resistivity (300K)
>106 Ω·cm
TTV
≤ 10 µm
BOW
BOW ≤ 10 µm
Surface Roughness:
Front [...]
2020-09-02meta-author
PAM XIAMEN offers Float Zone Silicon Wafers, they use FZ Silicon substrates instead of Czochralski grown silicon.
Or simply put, Float Zone Si is most ly used low volume applications that require high-efficiency while CZ Silicon is used for high volume, less expensive applications.
1. Specifications [...]
2019-02-14meta-author