Effect of magnetic field on the electrode potential of metalsстатья
Статья опубликована в высокорейтинговом журнале
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Дата последнего поиска статьи во внешних источниках: 18 июля 2013 г.
Аннотация:The effect of a magnetic field on the electrode potential of Fe, Co, Ni, and Cu in different electrolytes was investigated. The electrolytes used were iron(III) chloride (0.02-0.6 M/l), iron (III) nitrate (0.06 M/l), caustic soda (8 M/l), hydrochloric acid (0.1 M), and sulphuric acid (0.1 M). All measurements were made at room temperature in magnetic fields of up to 4 kOe. Results from experiments with nickel and cobalt ferromagnetic electrodes and different electrolytes showed no effect of magnetic field. On the contrary, magnetic field caused a proportional change in the potential of the ferromagnetic iron electrode in solutions of iron(III) chloride and nitrate, and caustic soda. A significant long-time drift of the potential was found in all electrolytes. The electrode magnetization change gives the change of the potential, which is not proportional to magnetization. (C) 2002 American Institute of Physics.