Simple One-Step Leaf Extract-Assisted Preparation of α-Fe₂O₃ Nanoparticles, Physicochemical Properties, and Its Sunlight-Driven Photocatalytic Activity on Methylene Blue Dye Degradation

Table 2

Magnetic parameters from the - (hysteresis loop) curve.

Calcination temperature(°C)	Magnetic saturation (emu/g); (Ms)	Magnetic remanence (emu/g); (Mr)	Magnetic coercivity (Oe); (Hc)
500	4.8216	0.11358	73.022
600	3.1946	0.32480	208.90
700	0.54164	0.16078	2761.0