SiO2 Layers

The first layer - SiO2 deposited by the sol-gel method (large elements), the second layer - SnO2 deposited by hydropyrolysis (small elements) Image Contest '11
Device: NTEGRA Aura
Tip: NSG01
Image Courtesy: Mr. Nikita Permiakov Saint Petersburg Electrotechnical University "LETI" (ETU)