Results 71 to 80 of about 28,882 (305)

An anisotropic mesh adaptation method for the finite element solution of heterogeneous anisotropic diffusion problems

open access: yes, 2010
Heterogeneous anisotropic diffusion problems arise in the various areas of science and engineering including plasma physics, petroleum engineering, and image processing.
Aavatsmark   +65 more
core   +1 more source

Wrinkling in engineering fabrics: a comparison between two different comprehensive modelling approaches [PDF]

open access: yes, 2018
We consider two ‘comprehensive’ modelling approaches for engineering fabrics. We distinguish the two approaches using the terms ‘semi-discrete’ and ‘continuum’, reflecting their natures.
Alsayednoor, J.   +4 more
core   +2 more sources

Engineering a Sonotherapeutic RBC Membrane‐Derived Nanoparticle Platform for the Treatment of Liver Cancer

open access: yesAdvanced Functional Materials, EarlyView.
Herein, an RBC membrane‐derived nanoparticle (CMN‐ICG) is engineered to efficiently deliver a sonosensitizing agent, indocyanine green (ICG), for sonotherapy of hepatocellular carcinoma (HCC). CMN‐ICG exhibits excellent cytocompatibility, significantly enhances hepatocyte uptake, and produces excessive reactive oxygen species (ROS) upon ultrasound ...
Alap Ali Zahid   +6 more
wiley   +1 more source

Dynamics analysis of hyperboloidal-type normal circular-arc gears

open access: yesNantong Daxue xuebao. Ziran kexue ban
To investigate the effects of meshing stiffness, transmission error, and backlash on the dynamic response of hyperboloidal-type normal circular-arc gears(HNCGs), a dynamical equation of the gear pair is established, and simulation analysis is conducted ...
CHEN Houjun; ZHANG Xiaoping; SHI Donghe; QU Chang
doaj   +1 more source

Calculation Model of Time-varying Meshing Stiffness of Planet Gear Pitting Fault based on Full Tooth Profile

open access: yesJixie chuandong, 2021
When a gear has a pitting fault,the vibration response characteristics caused by its time-varying meshing stiffness change is an important basis for the diagnosis of pitting faults,and an accurate gear geometry model is of great significance for the ...
Chaoyang Jiang, Yanxue Wang, Junjie Lai
doaj  

CAD-based approach for identification of elasto-static parameters of robotic manipulators [PDF]

open access: yes, 2013
The paper presents an approach for the identification of elasto-static parameters of a robotic manipulator using the virtual experiments in a CAD environment.
Chablat, Damien   +2 more
core   +3 more sources

Universal Electronic‐Structure Relationship Governing Intrinsic Magnetic Properties in Permanent Magnets

open access: yesAdvanced Functional Materials, EarlyView.
Permanent magnets derive their extraordinary strength from deep, universal electronic‐structure principles that control magnetization, anisotropy, and intrinsic performance. This work uncovers those governing rules, examines modern modeling and AI‐driven discovery methods, identifies critical bottlenecks, and reveals electronic fingerprints shared ...
Prashant Singh
wiley   +1 more source

Optimisation of Novel Elliptically-Based Web Opening Shapes of Perforated Steel Beams [PDF]

open access: yes, 2012
A new study was carried out and presented herein, on the optimisation of novel elliptically-based web opening shapes which enhance the structural behaviour of the perforated beams as well as lead to economic design in terms of both manufacture and usage.
Bower   +13 more
core   +2 more sources

Dense Nanofibrillar Collagen–Silica Hybrids with High Strength and ECM‐Mimetic Tissue Integration

open access: yesAdvanced Functional Materials, EarlyView.
Dense nanofibrillar collagen–silica hybrids are engineered by synchronizing collagen fibrillogenesis with silica condensation, producing printable scaffolds that unexpectedly approach native extracellular matrix organization and strength. These cell‐free constructs guide endogenous cell‐infiltration, enable localized matrix remodeling, and integrate ...
Norein Norein   +7 more
wiley   +1 more source

Finite Element Modeling of the Transition Zone between Aggregat and Mortar in Concrete [PDF]

open access: yes, 2012
Visual observations to the Interfacial Transition Zone (ITZ) between aggregate and mortar in concrete showed that this area differs significantly to the bulk mortar, further away from the ITZ.
Han , Ay Lie   +2 more
core  

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