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CVD Film

We are pleased to offer high quality Graphene materials for your research needs.

As distributors for leading international Graphene producer Graphenea, we are ideally placed to support your project requirements.

CVD growth Graphene Film

 

Specification

  • Standard substrate materials:
    • SiO2/Si
    • Cu
    • TEM Grids
    • PET
    • Quartz
  • Custom manufacture available for customer specified substrates
  • Coating: PMMA
  • Appearance (color): Transparent
  • Coverage: > 95%
  • Grain size: Up to 10 μm
  • Quality control: Raman Spectroscopy: I(G)/I(2D)<0.7; I(D)/I(G)<0.05
  • Optical Microscopy inspection of each individual sample to ensure good transfer quality and purity
Monolayer
  • Transparency: > 97 %
  • Number of graphene layers: 1
  • Thickness (theoretical): 0.345 nm
  • FET Electron Mobility on Al2O3: 2000 cm2/Vs
  • Hall Electron Mobility on SiO2/Si: 4000 cm2/Vs
  • Sheet Resistance: 450±40 Ohms/sq (1cm x1cm)
Bilayer
  • Transparency: >94 %
  • Number of graphene layers: 2
  • Thickness (theoretical): 0.69 nm
  • Sheet resistance: 190±30 Ohms/sq (1cm x 1cm)
Trilayer
  • Transparency: >92 %
  • Number of graphene layers: 3
  • Thickness (theoretical): 1.035 n

 

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