筱曉光子 50:50金剛石分束器 (光學(xué)等 CVD金剛石 直徑 2inch 厚度 1mm)
微波等離子體CVD金剛石圓片,摻硼盤(藍色)、光學(xué)金剛石、機械、未拋光盤。CVD金剛石重要的性能是的硬度,高的導(dǎo)熱系數(shù)(>1800 W/mK,是銅的五倍)
Property | Value |
Vickers hardness* | 10,000 kg/mm2 |
Young's modulus* | 1050 GPa |
Poisson's ratio | 0.1 |
Density | 3.515 g/cm3 |
Atom density* | 1.77×1023 1/cm3 |
Thermal expansion coefficient | 1.0*10-6/K @300K |
Sound velocity* | 17,500 m/s |
Friction coefficient | 0.1 |
Specific heat @ 20°C | 0.502 J/gK |
Debye temperature* | 1860 10K |
Bandgap | 5.45 eV |
Resistivity | 1013 - 1016 ohmm |
Property | Value |
Transmission | 225nm to far IR , > 70% @ 10µm |
Refractive index | 2.38 @ 10µm, 2.41 @ 500nm |
Absorption coefficient | 0.10 cm-1 @ 10µm |
Bandgap | 5.45 eV |
Tensile strength (0.5mm thick) | |
Nucleation surface in tension Growth surface in tension | 600 MPa 400 MPa |
Loss tangent (tan @140 GHz) | < 2.0×10-5 |
Dielectric constant | 5.7 |
Property | Value |
Dimensions | |
Thickness Diameter | 10 - 2000 µm up to 100 mm |
Surface finish | |
Shape | flat, spherical (convex & concave) |
Roughness | < 5 nm* |
Flatness | 1 fringe/cm* |
Wedge | 0 – 1°* |
Antireflection Coatings (visible and infrared) | |
Spec. Transmission at 10.6 µm >98.6 % | |
Wavefront distortion | |
< 4 fringes at 633 nm over 30 mm* | |
Mounting | |
Diamond windows mounted e.g. in UHV flanges (bakeable at 250°C, vacuum tight < 10-10 mbar l/s)* |
金剛石透射曲線圖
太赫茲介電性能:
我們提供的金剛石產(chǎn)品包括:
航天用的CVD 金剛石窗片分束鏡
高精度拋光金剛石球透鏡
CVD 金剛石UHV窗口
高功率CO2激光器窗口
直徑80mm的金剛石wafers
高功率X射線窗口
更新時間:2023/5/24 17:35:26