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Table 2 Coercive field ( H c ), magnetization ( M ), remanent magnetization ( M r ), and optical band gap ( E g ) of La 1 − x Al x FeO 3 nanopowders

From: Ferromagnetism and optical properties of La1 − xAl x FeO3 nanopowders

La1 − xAl x FeO3 Hc(Oe) M(emu/g) Mr(emu/g) Eg(eV)
x = 0.0 366.8 0.202 0.007 2.05
x = 0.05 591.2 0.291 0.008 2.07
x = 0.1 1,597.2 0.196 0.012 2.07
x = 0.2 3,390.6 0.300 0.038 2.07
x = 0.3 5,308.4 0.509 0.158 2.09
x = 0.4 4,399.3 0.899 0.301 2.09
x = 0.5 4,087.0 1.665 0.623 2.07