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
From: Determination of InN/Diamond Heterojunction Band Offset by X-ray Photoelectron Spectroscopy
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 3d5/2 | 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 3d5/2 | 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 |