The peak-fitting results of Cu 2p3/2 high-resolution signals of CuBDC, CuBDC-N, CuBTC.
| Samples | Assignment | BE (eV) | FWHM (eV) | At% |
|---|---|---|---|---|
| CuBDC | Cu2p3/2 Cu+ | 932.4 | 1.6 | 26.2 |
| Cu2p3/2 Cu2+ | 934.0 | 2.4 | 73.8 | |
| Satellite Cu2+ | 939.3 | 3.3 | — | |
| Satellite Cu2+ | 943.4 | 3.2 | — | |
| CuBDC-N | Cu2p3/2 Cu+ | 932.5 | 1.7 | 30.0 |
| Cu2p3/2 Cu2+ | 934.2 | 2.2 | 70.0 | |
| Satellite Cu2+ | 939.3 | 4.0 | — | |
| Satellite Cu2+ | 943.4 | 3.2 | — | |
| CuBTC | Cu2p3/2 Cu+ | 932.3 | 1.7 | 18.4 |
| Cu2p3/2 Cu2+ | 934.3 | 2.5 | 81.6 | |
| Satellite Cu2+ | 939.5 | 4.0 | — | |
| Satellite Cu2+ | 943.7 | 3.3 | — |