样品照片：
光学显微镜照片：
拉曼光谱：
样品信息：
Monolayer Graphene on Quartz - Processed in Clean Room Class 1000
Grown by CVD on copper foil and transferred to quartz using wet transfer process.
GRAPHENE FILM
- · Transparency: > 97%
- · Coverage: > 95%
- · Thickness (theoretical): 0.345 nm
- · FET Electron Mobility on Al2O3: 2000 cm2/Vs
- · Hall Electron Mobility on SiO2/Si: 2000-3500 cm2/Vs
- · Sheet Resistance: 360±30 Ohms/sq (1cm x 1cm)
- · Grain size: Up to 10 μm
QUARTZ SUBSTRATE
- · Thickness: 500 μm
- · Flatness; Bow: 20 μm, Warp: 30 μm
- · Roughness: 6? (on the polished side)
- · Polished: Double side
