PAM XIAMEN offers3″ Silicon Wafer-15
3″ Si wafer(32825), R≤200Ωcm
1. Diameter: 76.2 ± 0.1mm
2. The type of alloying: P/type boron
3. Orientation (111) ±0.5º
4. Disorientation 4°±0.5º to <110> direction
5. Resistivity: ≤150Ωcm
6. Primary surface: semi std
7. Secondary surface: none
8. Thickness: 380±25μm
9. Overall thickness variation on the plate is [...]
2019-11-13meta-author
PAM XIAMEN offers 4″ Silicon Wafer.
Material
Orient.
Diam.
Thck
(μm)
Surf.
Resistivity
Ωcm
Comment
p-type Si:B
[100]
4″
400
P/P
0.001-0.005
SEMI Prime
p-type Si:B
[100]
4″
500
P/P
0.001-0.005
SEMI Prime, Wafers with striation marks
p-type Si:B
[100]
4″
525
P/P
0.001-0.005
SEMI Prime, TTV<5μm, Bow<15μm, Warp<30μm
p-type Si:B
[100]
4″
525
P/E
0.001-0.002
SEMI Prime, TTV<4μm
p-type Si:B
[100]
4″
525
P/E
0.001-0.005
SEMI Prime, TTV<5μm
p-type Si:B
[100]
4″
525
BROKEN
0.001-0.005
Broken wafer (shattered into many pieces)
p-type Si:B
[100]
4″
800
C/C
0.001-0.005
SEMI, With striation marks
p-type Si:B
[100]
4″
?
P/P
SEMI Test
p-type Si:B
[100]
4″
375
P/E
<0.0015 {0.00091-0.00099}
SEMI Prime, TTV<3μm
p-type Si:B
[111]
4″
350
P/E
2-3
Prime, NO Flats
p-type Si:B
[111]
4″
1000
P/P
1-10
SEMI Prime, Cassettes of 10 [...]
2019-03-05meta-author
Main-amplifier
PAM-02A is an amplifier which used for shaping and amplifying signals comes from scintillation detector, proportional counter and semiconductor detector.
PAM-02A integrates amplifier circuit and SK shaping circuit. With ordered cable, it can direct pulse signal which comes from amplifier into multi-channel pulse analyzer.
Specification
Power [...]
2019-04-25meta-author
What is silicon made of?
Silicon is made from silicon dioxide, or silica – found in nature as quartz, or common beach sand.
First, the silica is put into a Silicon Furnace, where a carbon electrical arc reacts at high temperatures to drive the oxygen out [...]
PAM XIAMEN offers Mo – Molybdenum Substrates (polycrystalline).
General Properties for Molybdenum
Symbol Mo
Atomic Number 42
Atomic Weight: 95.96 g/mol
Crystal structure: BCC
Lattice constant at room temperature : 0.315 nm
Density: 10.28 g/cm3
Melting Point: 2623 °C
Boiling Point: 4639 °C
Mo Polycrystalline Substrate: [...]
2019-05-13meta-author
PAM XIAMEN offers YVO4 Undoped Yttrium Orthovanadate Crystals.
UNDOPED YVO4 IS AN EXCELLENT NEWLY DEVELOPED BIREFRINGENCE OPTICAL CRYSTAL.
It has very good transmission in a wide wavelength range from visible to infrared.
It has large index of refractivity and birefringence difference.
Compared with other important birefringence crystals, YVO4 has higher. [...]
2019-03-18meta-author
