Effect of Nitric Acid Concentrations on Synthesis and Stability of Maghemite Nanoparticles Suspension

Table 1

Particles size, magnetic property, zeta potential, and temperature stability (T_S) of maghemite nanoparticles.

Samples	XRD; (nm)	TEM; (nm)	AGM; (emu/g)	DLS; (nm)	Zeta potential (mV)	Temperature stability; (°C)
MNA2	14.2±1.20	16.2±2.79	42.4	247.7	36	525
MNA4	13.9±1.15	15.6±2.68	38.6	118.1	37.6	485
MNA6	12.8±0.80	14.7±2.16	36.6	93.1	39.7	475
MNA8	11.4±0.80	10.9±2.28	34.2	73.6	41.7	460
MNA10	10.6±0.81	9.3±2.74	32.1	45.3	44.6	450