Table 1.
Compound | Temperature | δiso (ppm) | 1JPb-X (Hz) | FWHM lines (Hz) | FWHM total (kHz) |
---|---|---|---|---|---|
CsPbCl3 | RTa) | −714 | 400 | 600 | 2.4 |
CsPbBr3 | RTa) | 262 | 2300 | 2400 | 13.8 |
100 Kb) | 130 | 2500 | 2100 | 16.9 | |
CsPbBr3 NCs | RTa) | 252 | — | — | 17.6 |
CsPbI3 | RTa) | 1160 | — | — | 20.0 |
100 Kb) | 990 | — | — | 25.0 | |
MAPbCl3 | RTa) | −630 | 390 | 600 | 2.3 |
MAPbBr3 | RTa) | 365 | — | — | 13.6 |
100 Kb) | 125 | 2350 | 2350 | 16.6 | |
MAPbI3 | RTa) | 1445 | — | — | 17.6 |
100 Kb) | 1030 | — | — | 20.0 | |
FAPbBr3 | RTa) | 515 | — | — | 13.1 |
100 Kb) | 280 | — | — | 13.4 | |
FAPbI3 | RTa) | 1515 | — | — | 22.2 |
Spinning at faster MAS increases the temperature of the sample and therefor changes the chemical shift (Fig. S3).