XPS binding energies of the most intense Ca 2p3/2 peaks.
| Sample precipitants | Ca 2p3/2 binding energy |
|---|---|
| {MXenes, Ca2+} | 347.86 eV |
| {MXenes, Ca2+, MR} | 347.61 eV |
| {MXenes, Ca2+, MO} | 347.77 eV |
| {MXenes, Ca2+, OG} | 347.80 V |
| Sample precipitants | Ca 2p3/2 binding energy |
|---|---|
| {MXenes, Ca2+} | 347.86 eV |
| {MXenes, Ca2+, MR} | 347.61 eV |
| {MXenes, Ca2+, MO} | 347.77 eV |
| {MXenes, Ca2+, OG} | 347.80 V |