American Institute of Physics, Journal of Applied Physics, 20(115), p. 204908
DOI: 10.1063/1.4878975
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This paper presents an analytical model which calculates the current rectification of an asymmetric two-dimensional ballistic constriction structure in a classical treatment. Such a ballistic diode eliminates the use of p-n junctions or electrodes of dissimilar materials. We show the conditions at which the I-V asymmetry may be maximized for various aspect ratios. The analytic theory is verified by Monte Carlo simulations.