Articles with "instability analysis" as a keyword



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Instability analysis of cosmic viscoelastic gyro-gravitating clouds in the presence of dark matter

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Published in 2017 at "Astrophysics and Space Science"

DOI: 10.1007/s10509-017-3125-9

Abstract: A classical formalism for the weakly nonlinear instability analysis of a gravitating rotating viscoelastic gaseous cloud in the presence of gyratory dark matter is presented on the cosmic Jeans flat scales of space and time.… read more here.

Keywords: matter; dark matter; instability analysis; gyro gravitating ... See more keywords
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Local lattice instability analysis on mode I crack tip in β-SiC: Characteristics in binary covalent crystal

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Published in 2018 at "Computational Materials Science"

DOI: 10.1016/j.commatsci.2018.01.047

Abstract: Abstract Local lattice instability analysis based on the atomic elastic stiffness (AES), B ij α = Δ σ i α / Δ e j ( i , j = 1 – 6 in Voigt notation),… read more here.

Keywords: local lattice; instability analysis; crack tip; lattice instability ... See more keywords
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Modulation instability analysis and longitudinal wave propagation in an elastic cylindrical rod modelled with Pochhammer-Chree equation

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Published in 2021 at "Physica Scripta"

DOI: 10.1088/1402-4896/abdcf7

Abstract: In this article, propagation of solitary wave solutions to the Pochhammer-Chree equation(PC) are investigated. Different kinds of solutions like bright-dark, kink, singular, hyperbolic, rational, trigonometric as well as Jacobi elliptic function solutions are obtained. The… read more here.

Keywords: propagation; chree equation; instability analysis; modulation instability ... See more keywords
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Coupled Dynamic Instability Analysis of Thin-Walled Columns Subjected to Harmonic Axial Loading

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Published in 2018 at "International Journal of Applied Mechanics"

DOI: 10.1142/s1758825118500515

Abstract: This paper presents triply coupled vibrations and instability analysis of thin-walled columns having a non-symmetrical open cross-section. Vlasov’s theory is used to derive the governing differenti... read more here.

Keywords: instability analysis; walled columns; analysis thin; thin walled ... See more keywords
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Dynamic instability analysis of U-shaped electromechanical nano-sensor operated in vdW regime

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Published in 2018 at "Journal of Vibroengineering"

DOI: 10.21595/jve.2017.17402

Abstract: U-shape nanoelectromechanical systems (NEMS) are potential for developing miniature sensors. While the electro-mechanical performance of conventional beam-type NEMS has been exclusively addressed in the literature, few works have considered this phenomenon in U-shaped systems. Herein,… read more here.

Keywords: instability analysis; analysis shaped; electromechanical nano; shaped electromechanical ... See more keywords