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Low Energy Electron Diffraction & Auger Electron Spectroscopy Data

Epitaxial Films on Substrates > Gr / Ir (111) - Graphene on Iridium

Epitaxial Films Specifications

  • Material: Graphene on Iridium (111)
  • Size: 10 mm diameter ×1 mm
  • Orientation: (111)
  • Structure: Face Centered Cubic
  • Lattice Constant: a= 3.84 Å
  • Type/Dopant: Undoped
  • Film Growth Method: Chemical Vapour Deposition
  • Melting Temperature: 2410 °C
  • Debye Temperature (IrN): 7 °C [Ref. 11]
  • Surface Debye Temperature: Unpublished
  • Characterization Tool: LEED-AES
    LEED 450 / LEED 800
  • UHV Treatment: Annealing at 1227 °C for 10 minutes
  • Applications: Optoelectronics, ultrafiltration and biological engineering.

Courtesy of Manuel Valvidares, ALBA Synchrotron Light Source

LEED Patterns - LEED 450 (Model BDL450)

Gr on Ir (111) - LEED Pattern 50 eV
Gr on Ir (111) - LEED Pattern 50 eV
Gr on Ir (111) - LEED Pattern 74 eV
Gr on Ir (111) - LEED Pattern 74eV

LEED Patterns - LEED 800 (Model BDL800IR)

Gr on Ir (111) - LEED Pattern 53 eV
Gr on Ir (111) - LEED Pattern 53eV
Gr on Ir (111) - LEED Pattern 75 eV
Gr on Ir (111) - LEED Pattern 75 eV
Gr on Ir (111) - LEED Pattern 103 eV
Gr on Ir (111) - LEED Pattern 103eV

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