Results 91 to 100 of about 3,631,571 (293)

Element-free rope pulley calculations: Advancing deployable skeleton performance optimization

open access: yesResults in Engineering
Objects in rope-driven multibody systems are controlled via embedded pulleys and ropes, and these systems are widely utilized in large deployable structures, aircraft interception systems, robots, cranes, and other mechanical systems.
Bin Xia   +4 more
doaj   +1 more source

A Dynamic Stiffness Element for Free Vibration Analysis of Delaminated Layered Beams

open access: yesModelling and Simulation in Engineering, 2012
A dynamic stiffness element for flexural vibration analysis of delaminated multilayer beams is developed and subsequently used to investigate the natural frequencies and modes of two-layer beam configurations.
Nicholas H. Erdelyi, Seyed M. Hashemi
doaj   +1 more source

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Total Lagrangian Finite Element Formulation of the Flory-Rehner Free Energy Function

open access: yesRevista Facultad de Ingeniería Universidad de Antioquia, 2013
Se trata la implemetación total Lagrangiana en elemento finito de la función de energía libre de Flory-Rehner en un marco de un modelo de material hiperelastico.
Mario J. Juha
doaj  

Synthesis of Reactively Loaded Sparse Antenna Arrays Using Optimization on Riemannian Manifold

open access: yesIEEE Open Journal of Antennas and Propagation
This paper introduces a method for computing reactive terminations for scatterer elements in antenna arrays. With the fixed scatterer elements, we shape embedded element patterns of sparse arrays to focus the radiation into a grating-lobe-free limited ...
Albert Salmi   +2 more
doaj   +1 more source

An Element Free Galerkin method for an elastoplastic coupled to damage analysis

open access: yesMATEC Web of Conferences, 2016
In this work, a Meshless approach for nonlinear solid mechanics is developed based on the Element Free Galerkin method. Furthermore, Meshless is combined with an elastoplastic model coupled to ductile damage. The efficiency of the proposed methodology is
Sendi Zohra   +3 more
doaj   +1 more source

Element subdivision technique for coupling-matrix-free iterative s-version FEM and investigation of sufficient element subdivision

open access: yesMechanical Engineering Journal, 2016
In s-version finite element method (s-FEM), a local mesh is superposed on a global mesh, and they are solved monolithically. The local mesh represents the local feature such as a hole, whereas the global mesh does the shape of a structure.
Yosuke YUMOTO   +2 more
doaj   +1 more source

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

An Arbitrary Order Virtual Element Method for Free Torsional Vibrations of Beams

open access: yesAerospace
In this study, a novel arbitrary order Virtual Element Method (p-VEM) for free torsional vibration analysis of beams with negligible warping is presented. This method can serve as an equivalent beam model for slender aerospace structural components.
Marco Lo Cascio, Alberto Milazzo
doaj   +1 more source

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

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