On the Multidimensional Bipolar Isothermal Quantum Drift-Diffusion Model

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Abstract:

The bipolar isothermal quantum drift-diffusion model in two or three space dimensions with initial value and periodic boundary conditions is investigated. The global existence of weak solution to the problem is obtained by using semi-discretizing in time and entropy estimate. Furthermore, it is shown that the solution to the problem exponentially approaches its mean value as time increases to infinity by using a series of inequality technique.

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Advanced Materials Research (Volumes 466-467)

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186-190

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February 2012

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© 2012 Trans Tech Publications Ltd. All Rights Reserved

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