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Variational principle of thermoelectroelasticity and its application to the problem of vibrations of a thin‐wall member

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Abstract

The dynamic behavior of thin‐wall members manufactured from materials with the pyroelectric effect was studied. A variational formulation of the problem is used, and a variational principle is formulated that differs from the well‐known one. Correct boundary‐value problems describing the tension, compression, and bending of a thin‐wall pyroelectric member are constructed using the variational principle and a number of hypotheses on the distribution of the components of physical fields along the width of the member.

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Vatul'yan, A.O., Kovaleva, V.V. Variational principle of thermoelectroelasticity and its application to the problem of vibrations of a thin‐wall member. Journal of Applied Mechanics and Technical Physics 43, 162–167 (2002). https://doi.org/10.1023/A:1013990901649

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