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. 2018 Nov 6;3(11):14986–15001. doi: 10.1021/acsomega.8b02229

Table 1. Magnetic Moment Obtained at H = 4 T (Ms), Remanent Magnetization (Mr), and Coercivity Field (Hc) Estimated for the CoFe2O4, NiFe2O4, and Co0.5Ni0.5Fe2O4 NPs Measured at Four Temperatures.

sample temp (K) Ms (emu/g) Mr (emu/g) Hc (Oe) Mr/Ms
CoFe2O4 300 52.63 20.87 1274 0.40
100 57.21 46.499 8862 0.81
10 56.25 48.367 13 002 0.86
1.8 56.42 48.367 13 002 0.86
NiFe2O4 300 30.21 4.00 159 0.13
100 33.23 8.58 360 0.26
10 33.27 10.41 422 0.31
1.8 33.81 9.92 481 0.29
Co0.5Ni0.5Fe2O4 300 43.56 15.62 886 0.36
100 47.81 35.40 6591 0.74
10 47.40 37.16 8955 0.78
1.8 47.53 37.16 8955 0.78