Results 71 to 80 of about 22,989 (224)

Advances in Regulating Strategies and Applications of Ferroelectric Materials

open access: yesAdvanced Physics Research, EarlyView.
To meet the demand for precise control of performance in nanoelectronic devices, this paper systematically reviews the latest advances in controlling ferroelectric properties through strategies such as external field modulation, low‐dimensional confinement, interface engineering, and topological structure design.
Jianying Ji, Cong Liu, Dan Luo, Zhou Li
wiley   +1 more source

Creep fatigue life prediction for engine hot section materials (ISOTROPIC) [PDF]

open access: yes
The specific activities summarized include: verification experiments (base program); thermomechanical cycling model; multiaxial stress state model; cumulative loading model; screening of potential environmental and protective coating models; and ...
Lin, L. S.   +2 more
core   +4 more sources

A New Critical Plane Multiaxial Fatigue Criterion with an Exponent to Account for High Mean Stress Effect

open access: yesMetals
The mean stress effect remains a critical aspect in multiaxial fatigue analysis. This work presents a new criterion that, based on the classical Findley criterion, applies a material-dependent exponent to the mean normal stress term and includes the ...
Mikel Abasolo   +2 more
doaj   +1 more source

Mechanical Behaviour of Vacuum‐Infused GFRP Composites at Elevated Temperatures—Influence of Fibre Architecture

open access: yesFire and Materials, EarlyView.
ABSTRACT This study addresses the influence of fibre architecture on the mechanical properties of vacuum‐infused glass fibre reinforced polymer (GFRP) composites at elevated temperatures (ET). Laminates with three different fibre configurations—unidirectional (UD), bidirectional 0°/90° cross‐ply (BD), and ±45° off‐axis angle‐ply (OA) – were tested in ...
Eloísa Castilho   +4 more
wiley   +1 more source

Micromechanical investigation of the influence of defects in high cycle fatigue [PDF]

open access: yes, 2014
This study aims to analyse the influence of geometrical defects (notches and holes) on the high cycle fatigue behaviour of an electrolytic copper based on finite element simulations of 2D polycrystalline aggregates.
GUERCHAIS, Raphaël   +3 more
core   +6 more sources

Multiaxial Inverse Stress Analysis for Indentation Creep [PDF]

open access: yesMATEC Web of Conferences, 2019
This paper presents an extracting method of creep exponent and coefficient in Norton’s law from an indentation creep test analytically, assisted by a finite element analysis. Previous studies extracted only the creep exponent empirically with no theoretical verification.
Sakane Masao   +6 more
openaire   +2 more sources

Two‐Dimensional Transition Metal Dichalcogenides Properties Enhanced by Nano‐ and Micro‐Scale Shape Control

open access: yesMetalMat, EarlyView.
This review explores current strategies for shaping two‐dimensional transition metal dichalcogenides (TMDs) beyond their planar form. It highlights how strain engineering, nanopatterning, and growth on complex substrates modulate their mechanical, optical, and electronic properties.
C. Grazianetti   +6 more
wiley   +1 more source

Fatigue Analysis of Novel 3D Hybrid Natural Fiber‐Reinforced Composites

open access: yesPolymer Composites, EarlyView.
Use of 3D fibre‐reinforcement architecture to improve the fatigue life of natural fibre‐reinforced composites. ABSTRACT The growing demand for sustainable engineering materials has intensified research into natural fiber‐reinforced composites (NFRCs).
H. F. M. de Queiroz   +2 more
wiley   +1 more source

Material Development and Foam Extrusion Processing of Thermoplastic Starch‐Based Compounds

open access: yesPolymer Engineering &Science, EarlyView.
Schematic representation of the project: a compound material based on thermoplastic starch and PBAT is developed for further processing in the foam extrusion process to achieve a flexible foam sheet with a low density and fine‐pored foam structure. ABSTRACT An investigation into the properties of starch‐based compounds is conducted to determine their ...
Tien Viet Anh Vu   +4 more
wiley   +1 more source

Multiaxial Low-cycle Fatigue Behavior and Life Prediction of 7075-T651 Aluminum Alloy Thin-walled Tubular Specimens

open access: yesCailiao gongcheng, 2018
Tension-torsion fatigue tests with different loading conditions were carried out on 7075-T651 aluminum alloy thin-walled tubular specimens aiming at studying multiaxial fatigue failure of aviation aluminum alloy.
CHEN Ya-jun   +3 more
doaj   +1 more source

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