Stanford Optics offers high-purity silver-coated silicon wafers tailored for cutting-edge applications in nanotechnology, thin film research, reflectometry, AFM/SPM, and optical sciences. Each wafer is meticulously coated with 99.99% pure silver using electron beam evaporation under ultra-high vacuum (≤ 2×10⁻⁶ Torr), ensuring exceptional film consistency and adhesion.
Silicon Substrate
Standard Wafer Sizes
Diameter | Thickness |
---|---|
Ø2" (51 mm) | 275 µm ±25 µm |
Ø3" (76 mm) | 381 µm ±25 µm |
Ø4" (100 mm) | 525 µm ±20 µm |
Silver Coating
Adhesion Layer
All wafers are processed and packaged in cleanroom environments. Each wafer is shipped in an individual carrier to maintain integrity and surface quality.
Need a different thickness, substrate, or metal layer? Stanford Optics specializes in custom coatings and wafer configurations.
Request a Custom Quote »
Material |
Prime Grade Silicon |
Type/Dopant |
P-type (Boron) |
Crystal Orientation |
<100> |
Resistivity |
1–50 Ω·cm |
Front Surface |
Polished |
Back Surface |
Etched |
TTV (Total Thickness Variation) |
≤ 20 µm |
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