Results 51 to 60 of about 186,585 (325)

Connecting local structure to interface formation: a molecular scale van der Waals theory of nonuniform liquids

open access: yes, 2001
This article reviews a new and general theory of nonuniform fluids that naturally incorporates molecular scale information into the classical van der Waals theory of slowly varying interfaces.
Weeks, John D.
core   +1 more source

Piezoresistive Monitoring of Carbon Nanomaterial‐Reinforced Epoxy Composites Under Cyclic and Fatigue Loading: A Review

open access: yesAdvanced Engineering Materials, EarlyView.
Carbon nanomaterial‐reinforced epoxy composites exhibit pronounced piezoresistive behavior, enabling intrinsic damage sensing under cyclic and fatigue loading. This review critically compares carbon nanotube and graphene systems, correlating filler content, percolation threshold, and gauge factor with sensing stability and damage evolution.
J. M. Parente   +3 more
wiley   +1 more source

An Asymmetrical Mixed Higher-Order Discontinuous Galerkin Time Domain Method for Electromagnetic Scattering from the Plasma Sheath around a Hypersonic Vehicle

open access: yesInternational Journal of Antennas and Propagation, 2023
The plasma sheath during reentry of hypersonic vehicle is an unmagnetized and weakly ionized nonuniform plasma flow, which causes radio frequency blackout and strong plasma attenuation of electromagnetic wave.
Jirong Guo, Yiping Han
doaj   +1 more source

Factorization method for difference equations of hypergeometric type on nonuniform lattices [PDF]

open access: yes, 2001
We study the factorization of the hypergeometric-type difference equation of Nikiforov and Uvarov on nonuniform lattices. An explicit form of the raising and lowering operators is derived and some relevant examples are given.Comment: 21 ...
Askey R   +30 more
core   +4 more sources

Nonuniform transformation field analysis [PDF]

open access: yesInternational Journal of Solids and Structures, 2003
The exact description of the overall behavior of composites with nonlinear dissipative phases requires an infinity of internal variables. Approximate models involving only a finite number of those can be obtained by considering a decomposition of the microscopic anelastic strain field on a finite set of transformation fields.
Michel, Jean-Claude, Suquet, Pierre
openaire   +3 more sources

Nanoindentation Criteria for Combinatorial Thin Film Libraries

open access: yesAdvanced Engineering Materials, EarlyView.
Thin‐film material libraries are compositional spreads used for screening composition‐structure‐property relationships. Nanoindentation is often used to characterize mechanical behavior across these systems, however variations in methodology are widespread.
Andre Bohn, Adie Alwen, Andrea M. Hodge
wiley   +1 more source

Shear Resistance of Rock Joint under Nonuniform Normal Stress

open access: yesAdvances in Materials Science and Engineering, 2020
Many factors influence the shear resistance of rock joints. Among them, the above overburden load is the most important factor. The uneven thickness of the overburden causes the joints to be subjected to the nonuniform distribution load.
Hang Lin   +6 more
doaj   +1 more source

Electrical Conductivities of Conductors, Semiconductors, and Their Mixtures at Elevated Temperatures

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents a comprehensive review of temperature‐dependent electrical conductivity data for multiple material classes at elevated temperatures, highlighting a persistent conductivity gap between metals and semiconductors in the range of 102$\left(10\right)^{2}$– 107$\left(10\right)^{7}$ S/m. Metal–ceramic irregular metamaterials are proposed
Valentina Torres Nieto, Marcia A. Cooper
wiley   +1 more source

Design of Nonuniform Filter Bank Transceivers for Frequency Selective Channels

open access: yesEURASIP Journal on Advances in Signal Processing, 2007
In recent years, there has been considerable interest in the theory and design of filter bank transceivers due to their superior frequency response.
Yuan-Pei Lin   +2 more
doaj   +2 more sources

Nonlinear Response of High Arch Dams to Nonuniform Seismic Excitation Considering Joint Effects

open access: yesJournal of Engineering, 2013
Nonuniform excitation due to spatially varying ground motions on nonlinear responses of concrete arch dams is investigated. A high arch dam was selected as numerical example, reservoir was modelled as incompressible material, foundation was assumed as ...
Masoomeh Akbari   +2 more
doaj   +1 more source

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