Surface chemscal states of Cu2HgGeSe4 studied by X-ray photoelectron spectroscopy
The electronic structure and surface chemical states of a Cu2HgGeSe4 single crystal, grown by the Bridgman–Stockbarger method, were investigated using X-ray photoelectron spectroscopy (XPS) for pristine and Ar+ ion-irradiated surfaces. High-resolution core-level XPS spectra (Cu 2p, Hg 4f, Ge 3d, Se...
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| Datum: | 2019 |
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| Hauptverfasser: | , , , , |
| Format: | Data |
| Sprache: | Englisch |
| Veröffentlicht: |
DataverseUA
2019
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| Schlagworte: | |
| Online Zugang: | https://doi.org/10.48788/DVUA/DGS7UW |
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| Назва журналу: | Open Data Repository of the National Academy of Sciences of Ukraine |
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Open Data Repository of the National Academy of Sciences of Ukraine| Zusammenfassung: | The electronic structure and surface chemical states of a Cu2HgGeSe4 single crystal, grown by the Bridgman–Stockbarger method, were investigated using X-ray photoelectron spectroscopy (XPS) for pristine and Ar+ ion-irradiated surfaces. High-resolution core-level XPS spectra (Cu 2p, Hg 4f, Ge 3d, Se 3d, Se 3p) and valence-band spectra were recorded before and after Ar+ ion sputtering to evaluate the core-level binding energies, chemical state preservation, and structural stability of the Cu2HgGeSe4 surface under ion-beam treatment. |
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