Simple model of mass transfer in template synthesis of metal ordered nanowire arraysстатьяИсследовательская статья
Статья опубликована в высокорейтинговом журнале
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Дата последнего поиска статьи во внешних источниках: 6 декабря 2018 г.
Аннотация:A simple model of electrochemical growth of nanowires in the pores of anodic aluminum oxide (AAO)
template is developed. The metal deposition is considered at various overpotentials. The model takes into
consideration the ionic transfer both in the varying diffusion layer in the pores and in the diffusion layer
above the template, which is determined by the external hydrodynamic conditions. The model takes
into account the kinetics of electrochemical reaction by means of the Tafel equation and the diffusion
transfer of metal cations both in the pores and in the outer diffusion layer. The analytical solution of the
problem with several simplifications yields the equations for calculating the time dependence of current,
the pore filling time, and other parameters of the process. An example of the application of the model for
the analysis of nanowire growth in the template pores is compared with the experimental data showing
good agreement.