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SEM images of pentlandite (a), magnetic concentrates (b) and magnetic tailings after magnetic coating (c), and EDS patterns (d)
Zeta potentials of pentlandite, serpentine and magnetite at different pH values in the absence or presence of surfactants with 0.001 mol/L KNO3
SEM image of magnetic concentrates (a) and EDS patterns (b) of points 1, 2, 3 and 4 in Fig. 3(a)
Changes in grade and recovery of magnetic products with amount of magnetite addition
XRD patterns of pentlandite (a), serpentine (b) and magnetite (c)
Relationship between elastic modulus and pre-stretching degree for nickel foams with different relative densities
终挤时坯料的等效应力分布图
Impala公司的生产工艺流程
Impala公司主体工艺流程
Nickel electrodeposition from alkaline solutions by CPE at pH=8.4 and deposition potentials of -1.05 V (a1), -1.10 V (b1), -1.15 V (c1), -1.23 V (d1), -1.25 V (e1), -1.30 V (f1), -1.35 V (g1) and -1.40 V (h1) (a) and effect of potential on deposition process in solution S1 at pH=8.4 (b)
UV-Vis spectra of 0.5 mol/L Ni2+ in mol/L NH4Cl solution with different molar ratios of Ni2+/NH3 at different pH values (a) and
Nickel electrodeposition from alkaline solutions
Microscopic images of samples from Fig. 1 showing comparison of various nickel layers deposited on steel at different current densities of 2 A/dm2 (a, d, g), 3 A/dm2 (b, e, h), and 4 A/dm2 (c, f, i) and different pH values of 7.7 (a, b, c), 8.4 (d, e, f), and 9.4 (g, h, i)
Deposition of nickel in alkaline ammonia solutions at different pH and current density values (CCE mode)
砷浸出在不同温度下浸出的lnk-1/T图