Sample

M_s (emu/g)

H_c (G)

M_r (emu/g)

SQR (M_r/M_s)

Formula

Pure NiO

0.0183

60.516

0.00105

0.05738

NiO

0.1%mol. Co

0.0906

54.593

0.00514

0.05673

Co_xNi_1−xO/Ni(OH)₂

0.3%mol. Co

0.0500

65.321

0.00450

0.09000

Co_xNi_1−xO/Ni(OH)₂

3.0% mol. Co

0.1240

54.887

0.00656

0.05290

Co_xNi_1−xO/Ni(OH)₂

50% mol. Co

0.240

64.341

0.00903

0.0376

CoO/NiO/Ni(OH)₂