Results 81 to 90 of about 648,851 (297)

Pattern formation in directional solidification under shear flow. I: Linear stability analysis and basic patterns

open access: yes, 2001
An asymptotic interface equation for directional solidification near the absolute stabiliy limit is extended by a nonlocal term describing a shear flow parallel to the interface.
A. Classen   +64 more
core   +1 more source

Wrinkles, folds and plasticity in granular rafts [PDF]

open access: yes, 2017
We investigate the mechanical response of a compressed monolayer of large and dense particles at a liquid-fluid interface: a granular raft. Upon compression, rafts first wrinkle; then, as the confinement increases, the deformation localizes in a unique ...
Jambon-Puillet, Etienne   +2 more
core   +4 more sources

Influence of Sample Preparation and Processing Procedures on the Thermal Diffusivity of MgO‐C Refractories

open access: yesAdvanced Engineering Materials, EarlyView.
The thermal diffusivity of MgO‐C refractories is highly sensitive to sample preparation and processing procedures. In this article, the effects of coking sequence, machining conditions, structural inhomogeneity, and graphite coating application on measurements using laser flash apparatus are systematically investigated.
Luyao Pan   +4 more
wiley   +1 more source

Paradigm Function Morphology and the Morphology–Syntax Interface [PDF]

open access: yes, 2007
Syntactic representations of a language’s phrases and sentences accommodate the insertion of morpholexical (= morphological or lexical) expressions drawn or projected from its lexicon. Morphologists disagree about the sorts of morpholexical expressions that are inserted and about the sorts of nodes into which insertion takes place.
Thomas Stewart, Gregory Stump
openaire   +1 more source

Investigation of Laser Ablation and Brush Pre‐Treatments for AlCu Cold Roll Bonding in Oxygen‐Free Conditions

open access: yesAdvanced Engineering Materials, EarlyView.
It is shown that laser ablation pretreatment under oxygen‐free conditions enables copper–aluminium bonding at significantly lower deformation degrees and improved properties compared to mechanical brushing. Laser ablation further increases interface contact area and induces favourable residual stress states and microstructural compatibility ...
Khemais Barienti   +11 more
wiley   +1 more source

Inclined θ′ precipitates with terraced Cu/Mn-rich multilayers in Al–Cu alloys

open access: yesJournal of Materials Research and Technology
In this work, an inclined θ′ morphology with terraced Cu/Mn-rich multilayers is observed in Al–Cu based alloys. The GPA (geometric phase analysis) results indicate that the inclined (∼3.1°) θ′ precipitates could induce significant lattice distortion at ...
Guodong Niu, Zhongming Zhuo, Jian Mao
doaj   +1 more source

Generalization of Linearized Gouy-Chapman-Stern Model of Electric Double Layer for Nanostructured and Porous Electrodes: Deterministic and Stochastic Morphology

open access: yes, 2012
We generalize linearized Gouy-Chapman-Stern theory of electric double layer for nanostructured and morphologically disordered electrodes. Equation for capacitance is obtained using linear Gouy-Chapman (GC) or Debye-$\rm{\ddot{u}}$ckel equation for ...
B. E. Conway   +6 more
core   +1 more source

Reduction of Oxide Inclusions During the High‐Frequency Welding of Steel via a Nonthermal Ar/H2 Plasma Jet

open access: yesAdvanced Engineering Materials, EarlyView.
High‐frequency (HF) welding of steel is limited by oxide inclusions that degrade weld quality. This study demonstrates, for the first time, the integration of a nonthermal Ar/H2 dielectric barrier discharge (DBD) plasma jet into HF welding. Local plasma treatment provides effective shielding and in‐situ oxide reduction, resulting in markedly fewer and ...
Viktor Udachin   +4 more
wiley   +1 more source

Parameter-based RNN micro-interface inversion model for wet friction components morphology

open access: yesAlexandria Engineering Journal
The interface morphology significantly impact the service life of wet clutches friction components in heavy tracked vehicle transmission systems. This paper designs a sliding test and utilizes a recurrent neural network (RNN) model to construct the three-
Jianpeng Wu   +4 more
doaj   +1 more source

Structure and morphology of epitaxially grown Fe3O4/NiO bilayers on MgO(001)

open access: yes, 2015
Crystalline Fe3O4/NiO bilayers were grown on MgO(001) substrates using reactive molecular beam epitaxy to investigate their structural properties and their morphology. The film thickness either of the Fe3O4 film or of the NiO film has been varied to shed
Bertram, Florian   +4 more
core   +1 more source

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