Results 61 to 70 of about 797,914 (371)

Stable discontinuous Galerkin FEM without penalty parameters [PDF]

open access: yes, 2015
We propose a modified local discontinuous Galerkin (LDG) method for second--order elliptic problems that does not require extrinsic penalization to ensure stability.
John, Lorenz   +2 more
core   +5 more sources

An Integrated MATLAB Code for Homogenization‐Based Topology Optimization and Generating Functionally Graded Surface Lattices for Additive Manufacturing

open access: yesAdvanced Engineering Materials, EarlyView.
Unlocking structural efficiency, this work integrates homogenization‐based topology optimization with functionally graded triply periodic minimal surface lattices to create highly efficient, customizable lattice structures. Key achievements include the development of a versatile MATLAB framework, optimization of mechanical properties for additive ...
Mirhan Ozdemir   +4 more
wiley   +1 more source

Fem música junts

open access: yesComunicació Educativa, 2009
La música és complexa. Aprendre música per poder-ne fer ús requereix temps, ja que en l’activitat musical hi ha implicades habilitats que cal educar, al mateix temps que la música com a producte cultural s’ha de conèixer, saber percebre, analitzar i valorar.
openaire   +5 more sources

Effect of Thermal and Mechanical Deformation of Metamaterial FDM Components [PDF]

open access: yes, 2009
At Lancaster University, research is currently investigating the use of rapid manufacturing (RM) to realise metamaterials, although key to the success of this project is the development of an understanding of how coated RM parts deform under thermal and ...
Celik, H Kursat   +3 more
core  

From Nature to Engineering: Mortar Volume and Interfacial Mechanics in Bioinspired Ceramics

open access: yesAdvanced Engineering Materials, EarlyView.
Inspired by natural armors like nacre, this study explores how varying the volume fraction of the soft mortar layer impacts the interfacial strength and toughness of bioinspired ceramics. Experimental and computational analysis reveals that higher mortar volumes increase energy dissipation but reduce interfacial stiffness, offering insights for ...
Ehsan Azad   +4 more
wiley   +1 more source

Wide transcriptional investigation unravel novel insights of the on-tree maturation and postharvest ripening of ‘Abate Fetel’ pear fruit

open access: yesHorticulture Research, 2019
Pears: Genes linked to fruit maturation and ripening Numerous genes, including many involved in the production and signaling of key growth hormones, regulate the on-tree maturation and postharvest ripening of pear fruit.
Nicola Busatto   +9 more
doaj   +1 more source

Crystallization Speed in Ge-Rich PCM Cells as a Function of Process and Programming Conditions

open access: yesIEEE Journal of the Electron Devices Society, 2019
Quenching-time characterization is the way to measure the speed of chalcogenide material to transform from the amorphous (RESET) state to the crystalline (SET) one after application of a proper programming pulse.
E. Gomiero   +14 more
doaj   +1 more source

Adaptive smoothed FEM for forming simulations [PDF]

open access: yes, 2012
FEMsimulation of large deformations as occur in metal forming processes is usually accompanied with highly distorted meshes. This leads first to a reduction of accuracy and later to loss of convergence when implicit solvers are used.
Boogaard, A.H. van den, Quak, W.
core   +1 more source

A Stable Space-Time Finite Element Method for Parabolic Evolution Problems

open access: yes, 2018
This paper is concerned with the analysis of a new stable space-time finite element method (FEM) for the numerical solution of parabolic evolution problems in moving spatial computational domains.
Moore, Stephen Edward
core   +1 more source

Combining Metal Additive Manufacturing and Casting Technology: High Performance Cooling Channels for Electric Powertrain Components

open access: yesAdvanced Engineering Materials, EarlyView.
When realized as inserts in high‐pressure die casting, aluminum cooling channels for electric powertrain components and similar applications typically require a stabilizing filler to survive the process. The present study investigates relinquishing this filler using additively manufactured inserts promising performance improvements.
Dirk Lehmhus   +9 more
wiley   +1 more source

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