PAM XIAMEN offers Nd YAG Nd Doped Yttrium Aluminium Garnet Laser Crystal.
Main Specifications
dimensional tolerance:
Dia:< +/-0.025 mm ,length: < +/-0.5 mm
flatness:
λ/8 @633nm
Surface fineness:
10/5
flatness:
20 arc sec.
verticality:
5 arc min
orientation:
<111> crystalline direction,< +/-0.5°
coating film:
AR coating, HR Coating
reflect:
R<0.2%@1064, HR:R>99.8%@1064,R<5%@808nm,
clear aperture:
>95% central area
wavefront distortion:
<7mm diameter : <λ/8 per inch @ 633nm,
7mm diameter : <λ/10per inch @ 633nm
Publications related to YAG laser crystals:
[1]
J. E. Geusic et al., “Laser oscillations in Nd-doped yttrium aluminum, yttrium gallium and gadolinium garnets”, Appl. Phys. Lett. 4 (10), 182 (1964)
[2]
D. Y. Shen et al., “Highly efficient in-band pumped Er:YAG laser [...]
2019-03-15meta-author
PAM XIAMEN offers Coated Silicon wafer.
Nickel <111> Film( 100nm) Coated Si Wafer (100) P/Boron ,10x10x0.5mmSSP, R:1-20 ohm.cm
Nickel <111> Film( 100nm) Coated Si Wafer (100) P/Boron ,5x5x0.5mmSSP, R:1-20 ohm.cm
Nickel<111> Film (100nm) Coated SiO2/Si Wafer -(100) P/Boron ,10x10x0.5mmSSP, R:1-20 ohm.cm
Nickel<111> Film (100nm) [...]
2019-04-28meta-author
(Al,In)GaN laser diodes with optimized ridge structures
We develop (Al, In)GaN ridge waveguide laser diodes in the violet-blue spectral region. Varying the indium content of the InGaN quantum wells, we tailor the emission wavelength of our devices for specific applications in the range from 390 [...]
2013-03-27meta-author
PAM XIAMEN offers 4″CZ Prime Silicon Wafer-7
GG27b Silicon wafers, per SEMI Prime, P/E 4″Ø×500±25μm,
FZ Intrinsic undoped Si:-[100]±0.5°, Ro=(5,000-10,000)Ohmcm,
One-side-polished, back-side Alkaline etched, SEMI Flat (one),
Sealed in Empak or equivalent cassette,
MCC Lifetime>1,000μs.
For more information, send us email at sales@powerwaywafer.com and powerwaymaterial@gmail.com
2020-03-25meta-author
Some news indicates that a high-tech company in a certain country has developed a new type of substrate material that matches the GaN lattice and can grow GaN well. (Note: It is very difficult to prepare GaN bulk single crystals, so the GaN mentioned [...]
2021-04-01meta-author
PAM-XIAMEN offers M Plane N-GaN Freestanding GaN Substrate:
Item
PAM-FS-GAN M-N
Dimension
5 x 10 mm2 or 5 x 20 mm2
Thickness
380+/-50um
Orientation
M plane (1-100) off angle toward A-axis 0 ±0.5°
M plane (1-100) off angle toward C-axis -1 ±0.2°
Conduction Type
N-type / Si Doped
Resistivity (300K)
< 0.05 Ω·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 10 6cm-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