Results 61 to 70 of about 1,402,818 (287)

A FEM-BEM interactive coupling for modeling the piezoelectric health monitoring systems

open access: yesLatin American Journal of Solids and Structures
In this research, finite element and boundary element methods are coupled together to model the interaction of a piezoelectric ceramic working as an actuator with an elastic material.
Abid A. Shah
doaj   +1 more source

Modification of boundary condition for the optimization of natural frequencies of plate structures with fluid loading

open access: yesAdvances in Mechanical Engineering, 2018
A finite element method, boundary element method, and genetic algorithm combined method is developed for the optimization of natural frequencies of fluid-loaded plates. In this method, the coupled finite element method–boundary element method is used for
Dayi Ou, Cheuk Ming Mak
doaj   +1 more source

Sequence determinants of RNA G‐quadruplex unfolding by Arg‐rich regions

open access: yesFEBS Letters, EarlyView.
We show that Arg‐rich peptides selectively unfold RNA G‐quadruplexes, but not RNA stem‐loops or DNA/RNA duplexes. This length‐dependent activity is inhibited by acidic residues and is conserved among SR and SR‐related proteins (SRSF1, SRSF3, SRSF9, U1‐70K, and U2AF1).
Naiduwadura Ivon Upekala De Silva   +10 more
wiley   +1 more source

n-sided polygonal hybrid finite elements involving element boundary integrals only for anisotropic thermal analysis

open access: yesArchives of Mechanics, 2020
As a combination of the traditional finite element method and boundary element method, the n-sided polygonal hybrid finite element method with fundamental solution kernels, named as HFS-FEM, is thoroughly studied in this work for two-dimensional heat ...
R.F. Cao, X.J. Zhao, W.Q. Lin, H. Wang
doaj   +1 more source

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

Cell wall target fragment discovery using a low‐cost, minimal fragment library

open access: yesFEBS Letters, EarlyView.
LoCoFrag100 is a fragment library made up of 100 different compounds. Similarity between the fragments is minimized and 10 different fragments are mixed into a single cocktail, which is soaked to protein crystals. These crystals are analysed by X‐ray crystallography, revealing the binding modes of the bound fragment ligands.
Kaizhou Yan   +5 more
wiley   +1 more source

Infinite Element Static-Dynamic Unified Artificial Boundary

open access: yesShock and Vibration, 2018
The method, which obtains a static-dynamic comprehensive effect from superposing static and dynamic effects, is inapplicable to large deformation and nonlinear elastic problems under strong earthquake action.
Zhiqiang Song   +3 more
doaj   +1 more source

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

Development of an integrated BEM approach for hot fluid structure interaction [PDF]

open access: yes
The development of a boundary element formulation for the study of hot fluid-structure interaction in earth-to-orbit engine hot section components is described.
Banerjee, Prasanta K.   +2 more
core   +4 more sources

The natural boundary conditions as a variational basis for finite element methods

open access: yesComputer Assisted Methods in Engineering and Science, 2023
Variational formulations that can be employed in the approximation of boundary value problems involving essential and natural boundary conditions are presented in this paper.
Sulaiman Abo Diab
doaj  

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