Table 5 Summary of the Voigt fitting parameters for two- and four-magnon mode of NiO nanowalls
From: Growth mechanism and magnon excitation in NiO nanowalls
T A (°C) | 2 M (meV) | 4 M (meV) | x(%) | R= E 4 M/E 2 M | ||
|---|---|---|---|---|---|---|
Peak | FWHM | Peak | FWHM | |||
400 | 173.6 | 51.8 | 316.0 | 131.1 | 13.6 | 1.818 |
500 | 180.7 | 37.6 | 320.5 | 83.5 | 9.6 | 1.773 |
600 | 183.0 | 35.0 | 322.8 | 62.7 | 8.3 | 1.763 |
700 | 182.2 | 36.7 | 323.1 | 62.4 | 8.8 | 1.773 |
800 | 183.2 | 33.8 | 323.6 | 60.0 | 8.3 | 1.766 |