Table 1

XPS CL spectra fitting results and VBM positions obtained by linear extrapolation of the leading edge to the extended base line of the VB spectra

Sample

State

Binding energy (eV)

Bonding

FWHM (eV)

Diamond

C1 s

284.90

C–C

1.21

286.00

C–O

1.89

VBM

1.32

–

InN

In 3d_5/2

443.42

In–N (screened)

1.09

444.21

Adsorbed In–O

1.09

445.27

In–N (unscreened)

2.45

VBM

0.66

–

InN/diamond

In 3d_5/2

442.59

In–N (screened)

1.26

443.50

In–N (unscreened)

2.19

C1 s

283.80

C–C (screened)

1.28

284.50

C–C (unscreened)

2.43

All the binding energies are referenced to the Fermi level (0 eV)

Shi et al. Nanoscale Res Lett 2011 6:50   doi:10.1007/s11671-010-9796-6