Results 21 to 30 of about 172,493 (308)

Supersonic Flutter of Circular Cylindrical Shells [PDF]

open access: yes, 1966
Various experimental and theoretical studies on the supersonic flutter of circular cylindrical shells are discussed. Results of experiments in the Mach number range 2.5 - 3.5 are presented.
Olson, Mervyn Daniel
core   +1 more source

A numerical investigation into the plastic buckling paradox for circular cylindrical shells under axial compression [PDF]

open access: yes, 2014
It is widely accepted that for many buckling problems of plates and shells in the plastic range the flow theory of plasticity leads to a significant overestimation of the buckling stress while the deformation theory provides much more accurate ...
GUARRACINO, FEDERICO   +7 more
core   +1 more source

Overwintering of Spiders in Terrestrial Molluscs Shells in the Wider Area of Vranov nad Topľou (Slovakia)

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2017
Overwintering of spiders in empty snail shells is a little studied topic and in Slovakia similar research has not been carried out yet. Collecting shells was carried out in the eastern part of Slovakia, in winter at the turn of 2012/2013 and 2013/2014 ...
Kristína Štempáková, Vladimír Hula
doaj   +1 more source

Analysis of laminated shells by a sinusoidalshear deformation theory and Radial Basis Functions collocation, accounting for through-the-thickness deformations [PDF]

open access: yes, 2011
In this paper, the static and free vibration analysis of laminated shells is performed by radial basis functions collocation, according to a sinusoidal shear deformation theory (SSDT).
Polit, O.   +17 more
core   +1 more source

A new algorithm for near–singular integration of 3D Boundary Element Integrals for thin–walled elements

open access: yesRevista Facultad de Ingeniería Universidad de Antioquia, 2015
The accuracy of the Boundary Element Method (BEM) is strongly dependent on an accurate evaluation of boundary integrals. For thin-walled structures, collocation points and integration elements are often very close, making the kernel of the integrations ...
Marco Antonio González De León   +2 more
doaj   +1 more source

Potential Valorization of Edible Nuts By-Products: Exploring the Immune-Modulatory and Antioxidants Effects of Selected Nut Shells Extracts in Relation to Their Metabolic Profiles

open access: yesAntioxidants, 2022
The immune system is a potent army that defends our body against various infections and diseases through innate and adaptive immunity. Herbal medicine is one of the essential sources for enhancing immunity because of affordability, availability, minor ...
Mohamed A. Salem   +5 more
doaj   +1 more source

A Layer-Wise Coupled Thermo-Elastic Shell Model for Three-Dimensional Stress Analysis of Functionally Graded Material Structures

open access: yesTechnologies, 2023
In this work, a coupled 3D thermo-elastic shell model is presented. The primary variables are the scalar sovra-temperature and the displacement vector.
Salvatore Brischetto   +2 more
doaj   +1 more source

Elastic-plastic transition on rotating spherical shells in dependence of compressibility [PDF]

open access: yesKragujevac Journal of Science, 2017
The purpose of this paper is to establish the mathematical model on the elastic-plastic transitions occurring in the rotating spherical shells based on compressibility of materials.
Thakur Pankaj   +3 more
doaj   +1 more source

Prandtl-number dependence of convection-driven dynamos in rotating spherical fluid shells [PDF]

open access: yes, 2005
The value of the Prandtl number P exerts a strong influence on convection-driven dynamos in rotating spherical shells filled with electrically conducting fluids.
Simitev, R., Busse, F.H.
core   +1 more source

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