New analytic bending, buckling, and free vibration solutions of rectangular nanoplates by the symplectic superposition method

Abstract New analytic bending, buckling, and free vibration solutions of rectangular nanoplates with combinations of clamped and simply supported edges are obtained by an up-to-date symplectic superposition method. The problems are reformulated in the Hamiltonian system and symplectic space, where t...

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Autores principales: Xinran Zheng, Mingqi Huang, Dongqi An, Chao Zhou, Rui Li
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Lenguaje:EN
Publicado: Nature Portfolio 2021
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Acceso en línea:https://doaj.org/article/d3e4a6ced50747acaa8f239cdf1c1fe2
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spelling oai:doaj.org-article:d3e4a6ced50747acaa8f239cdf1c1fe22021-12-02T14:06:25ZNew analytic bending, buckling, and free vibration solutions of rectangular nanoplates by the symplectic superposition method10.1038/s41598-021-82326-w2045-2322https://doaj.org/article/d3e4a6ced50747acaa8f239cdf1c1fe22021-02-01T00:00:00Zhttps://doi.org/10.1038/s41598-021-82326-whttps://doaj.org/toc/2045-2322Abstract New analytic bending, buckling, and free vibration solutions of rectangular nanoplates with combinations of clamped and simply supported edges are obtained by an up-to-date symplectic superposition method. The problems are reformulated in the Hamiltonian system and symplectic space, where the mathematical solution framework involves the construction of symplectic eigenvalue problems and symplectic eigen expansion. The analytic symplectic solutions are derived for several elaborated fundamental subproblems, the superposition of which yields the final analytic solutions. Besides Lévy-type solutions, non-Lévy-type solutions are also obtained, which cannot be achieved by conventional analytic methods. Comprehensive numerical results can provide benchmarks for other solution methods.Xinran ZhengMingqi HuangDongqi AnChao ZhouRui LiNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 11, Iss 1, Pp 1-16 (2021)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Xinran Zheng
Mingqi Huang
Dongqi An
Chao Zhou
Rui Li
New analytic bending, buckling, and free vibration solutions of rectangular nanoplates by the symplectic superposition method
description Abstract New analytic bending, buckling, and free vibration solutions of rectangular nanoplates with combinations of clamped and simply supported edges are obtained by an up-to-date symplectic superposition method. The problems are reformulated in the Hamiltonian system and symplectic space, where the mathematical solution framework involves the construction of symplectic eigenvalue problems and symplectic eigen expansion. The analytic symplectic solutions are derived for several elaborated fundamental subproblems, the superposition of which yields the final analytic solutions. Besides Lévy-type solutions, non-Lévy-type solutions are also obtained, which cannot be achieved by conventional analytic methods. Comprehensive numerical results can provide benchmarks for other solution methods.
format article
author Xinran Zheng
Mingqi Huang
Dongqi An
Chao Zhou
Rui Li
author_facet Xinran Zheng
Mingqi Huang
Dongqi An
Chao Zhou
Rui Li
author_sort Xinran Zheng
title New analytic bending, buckling, and free vibration solutions of rectangular nanoplates by the symplectic superposition method
title_short New analytic bending, buckling, and free vibration solutions of rectangular nanoplates by the symplectic superposition method
title_full New analytic bending, buckling, and free vibration solutions of rectangular nanoplates by the symplectic superposition method
title_fullStr New analytic bending, buckling, and free vibration solutions of rectangular nanoplates by the symplectic superposition method
title_full_unstemmed New analytic bending, buckling, and free vibration solutions of rectangular nanoplates by the symplectic superposition method
title_sort new analytic bending, buckling, and free vibration solutions of rectangular nanoplates by the symplectic superposition method
publisher Nature Portfolio
publishDate 2021
url https://doaj.org/article/d3e4a6ced50747acaa8f239cdf1c1fe2
work_keys_str_mv AT xinranzheng newanalyticbendingbucklingandfreevibrationsolutionsofrectangularnanoplatesbythesymplecticsuperpositionmethod
AT mingqihuang newanalyticbendingbucklingandfreevibrationsolutionsofrectangularnanoplatesbythesymplecticsuperpositionmethod
AT dongqian newanalyticbendingbucklingandfreevibrationsolutionsofrectangularnanoplatesbythesymplecticsuperpositionmethod
AT chaozhou newanalyticbendingbucklingandfreevibrationsolutionsofrectangularnanoplatesbythesymplecticsuperpositionmethod
AT ruili newanalyticbendingbucklingandfreevibrationsolutionsofrectangularnanoplatesbythesymplecticsuperpositionmethod
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