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Home > Superhard Materials
ultrathin single crystal CVD diamond substrate
ultrathin single crystal CVD diamond substrate

ultrathin single crystal CVD diamond substrate

High quality, ultra-thin single crystal diamond (SCD) membranes that have a thickness in the sub-micron range are of extreme importance as a materials platform for photonics, quantum sensing, nano/micro electro-mechanical systems and other applications.
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Description
Features
The thinnest ultra-thin CVD thickness to 50um
High quality surface roughness＜10nm
Best transmission
Best for growth
Easy handling of the membrane, allowing flipping, transferring and further processing
High crystallinity and low strain

Specifications
Product name Ultra-thin single crystal CVD diamond substrate
Color White
Orientation 4pt/100
Shape: Any shapes are available according to custom
Size range 1-9 mm (single crystal CVD diamond),
thickness: 0.05-0.2mm
Edges Laser cut
Lateral tolerance ±0.05mm
Side 1, surface roughness, Ra Polished, Ra < 10nm
Side 2, surface roughness, Ra Polished, Ra < 10nm
Thickness  tolerance ±0.05 mm
Boron concentration [B] <0.05ppm
Nitrogen concentration < 10-50ppm
Refractive index (10.6 µm) (1) 1064nm：2.392      
 600nm：2.415 
Thermal conductivity Typically 1500+Wm-1K-1
Transmission Transmittance：1064nm：＞65%
                     8μm～25μm：＞70% 

Applications
Diamond based sensors
Nano/micro electro-mechanical systems (NEMS/MEMS)
Optical and mechanical devices
Radiation detectors
Integrated photonics
Raman lasers
Frequency combs