Results 71 to 80 of about 2,227 (223)

Network Games With Triadic Interactions

open access: yesInternational Economic Review, Volume 67, Issue 2, Page 605-632, May 2026.
ABSTRACT We propose a model for network‐mediated interactions incorporating higher‐order relationships such as triadic interactions. The marginal utility of an individual's action depends explicitly on endogenous actions of multiple units. Conditions ensuring a unique Nash equilibrium are derived using a variational inequality approach. We estimate the
Wei Shi, Chunchao Wang, Pei Yu
wiley   +1 more source

Triaxial Mechanical Properties and Micromechanism of Calcareous Sand Modified by Nanoclay and Cement

open access: yesGeofluids, 2021
Calcareous sand is developed by the fracture of marine biological skeleton under the impact of seawater. Calcareous sand is not transported in the process of deposition. Therefore, calcareous sand retains the characteristics of marine biological skeleton,
Wei Wang, Jian Li, Jun Hu
doaj   +1 more source

Micromechanics Simulations of Fracture [PDF]

open access: yesAnnual Review of Materials Research, 2002
▪ Abstract  A fracture mechanics framework has been developed for predicting crack initiation and growth in full-scale components and structures from test specimen data. Much knowledge has also been gained about the mechanisms by which fracture occurs in a variety of materials.
van der Giessen, E., Needleman, A.
openaire   +2 more sources

The Dynamic Energy Band Model of Contact‐Separation and Sliding Mode Triboelectric Charging of Polymers at the Metal‐Polymer Interface

open access: yesAdvanced Science, Volume 13, Issue 21, 13 April 2026.
Triboelectric charge generation at polymer‐metal interfaces arises from the interplay of polymer mechanochemistry, polymer physical properties, and material transfer, where ion‐derived dipoles modulate the interfacial potential and mechanochemically generated electronic states and work function differences drive electron transfer, providing a unified ...
Sunay Dilara Ekim   +4 more
wiley   +1 more source

Deformation behaviour in advanced heat resistant materials during slow strain rate testing at elevated temperature

open access: yesTheoretical and Applied Mechanics Letters, 2014
In this study, slow strain rate tensile testing at elevated temperature is used to evaluate the influence of temperature and strain rate on deformation behaviour in two different austenitic alloys.
Mattias Calmunger   +3 more
doaj   +1 more source

The Time Effect and Micromechanism of the Unconfined Compressive Strength of Cement Modified Slurries

open access: yesAdvances in Materials Science and Engineering, 2021
This study investigated the unconfined compressive strength change law of cement modified slurries (CMS) under different curing ages. We conducted unconfined compressive strength tests using slurry and cement as raw materials. The cement contents were 5%,
Ping Jiang   +6 more
doaj   +1 more source

Micromechanics of fracturing in nanoceramics [PDF]

open access: yesPhilosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2015
An overview of key experimental data and theoretical representations on fracture processes in nanoceramics is presented. The focuses are placed on crack growth in nanoceramics and their toughening micromechanics. Conventional toughening micromechanisms are discussed which effectively operate in both microcrystalline-matrix ceramics containing ...
openaire   +2 more sources

Constitutive model for plasticity in an amorphous polycarbonate [PDF]

open access: yes, 2007
A constitutive model for describing the mechanical response of an amorphous glassy polycarbonate is proposed. The model is based on an isotropic elastic phase surrounded by an SO(3) continuum of plastic phases onto which the elastic phase can collapse ...
Fortunelli, A., Ortiz, M.
core   +1 more source

Thermally Induced Creep and Viscoelastic Behavior of Copper Micropillar Arrays

open access: yesAdvanced Science, Volume 13, Issue 22, 17 April 2026.
Copper micropillar arrays are fabricated by electrodeposition within through‐glass‐via, and their thermally induced time‐dependent deformation is quantified. Nanoindentation creep, EBSD, and TEM reveal a heat‐treatment‐driven transition between grain‐boundary‐mediated deformation and dislocation‐dominated creep, while Kelvin modeling captures ...
Miao Wang   +14 more
wiley   +1 more source

Micromechanics of shear banding [PDF]

open access: yesMechanics of Materials, 1994
Abstract Shear-banding is one of many instabilities observed during the plastic flow of solids. It is a consequence of the dislocation mechanism which makes plastic flow fundamentally inhomogeneous, and is exacerbated by local adiabatic heating.
openaire   +2 more sources

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