DFT in VASP with LDA, LDA+U for Ni, PAW pseudopotentials; GGA-PW91 with spin-orbit checked.
DFT model Pt3(HITP)2 · Model
400 eV cutoff, 8x8x1 k-grid, 75-atom monolayer cell; phonons with VASP-DFPT/Phonopy; Raman finite-difference polarizability.
| Property | Reported value | Normalised value | Uncertainty | Origin and quality | Source |
|---|---|---|---|---|---|
| DFT lattice constant for Ni-HITP | 21.32 A | 21.32 Angstrom | — | Text Exact Reported | p010 · Ab initio quantum mechanics calculations |
| Calculated Ni-HITP Raman low-frequency band | 500-700 cm-1; relative intensity 0.30 | — | frequency range 500-700 cm-1 | Table Range | p004 · Raman Spectroscopy · Table 2 |
| DFT lattice constant for Pd3(HITP)2 | 21.75 A | 21.75 Angstrom | — | Text Exact Reported | p010 · Ab initio quantum mechanics calculations |
| DFT lattice constant for Pt3(HITP)2 | 21.78 A | 21.78 Angstrom | — | Text Exact Reported | p010 · Ab initio quantum mechanics calculations |
| Calculated Pt-HITP Raman low-frequency band | 500-700 cm-1; relative intensity 0.40 | — | frequency range 500-700 cm-1 | Table Range | p004 · Raman Spectroscopy · Table 2 |