Search Results - "Dislocation structure"

Unlocking Strength‐Toughness Dilemma in High‐Entropy Borides by Intragranular Microstructural Reconstruction.

Authors: Liu, Yingjun Yao, Yuhan Zu, Yufei et al.

Source: Advanced Science. Jun2026, p1. 12p. 6 Illustrations.

Impact of Grinding Depth on Dislocation Structures and Surface Hardening in C45 Steel.

Authors: Stanisławska, Alicja Moszczyńska, Dorota Mizera, Jarosław et al.

Source: Materials (1996-1944). Aug2025, Vol. 18 Issue 16, p3870. 22p.

Subjects: Surface hardening, Dislocation structure, Strain hardening, Size reduction of materials, X-ray diffraction, Mechanical behavior of materials, Nanoindentation, Carbon steel

Double-Edge Effect of Dislocation Cell Structures on the Recrystallization of Additive Manufactured Commercially Pure Nickel.

Authors: Chang, Yen-Ting Charpagne, Marie A.

Source: JOM: The Journal of The Minerals, Metals & Materials Society (TMS). Jun2026, Vol. 78 Issue 6, p5482-5493. 12p.

Subjects: Recrystallization (Metallurgy), Dislocation structure, Nickel, Face centered cubic structure, Microstructure, Heat treatment, Electron microscopy, Three-dimensional printing

Dislocation Structure Near the Intergranular Fracture Surface of Cyclically Strained Polycrystalline Copper.

Authors: Polák, Jaroslav Poczklán, Ladislav Vražina, Tomáš

Source: Fatigue & Fracture of Engineering Materials & Structures. Jul2025, Vol. 48 Issue 7, p3110-3121. 12p.

Subjects: Dislocation structure, Strains & stresses (Mechanics), Surface strains, Stress fractures (Orthopedics), Copper

High‐voltage electron microscopy analyses for crack‐tip dislocations and their shielding effect on fracture toughness in MgO and Si crystals.

Authors: Higashida, Kenji Sadamatsu, Sunao Tanaka, Masaki

Source: Journal of the American Ceramic Society. Jun2025, Vol. 108 Issue 6, p1-12. 12p.

Subjects: Dislocation loops, Dislocation structure, Ionic crystals, Material plasticity, Fracture toughness

Dislocation‐induced local symmetry reduction in single‐crystal KNbO3 observed by Raman spectroscopy.

Authors: Drechsler, Felix Himcinschi, Cameliu Preuß, Oliver et al.

Source: Journal of the American Ceramic Society. Jun2025, Vol. 108 Issue 6, p1-10. 10p.

Subjects: Crystal symmetry, Dislocation structure, Electric conductivity, Single crystals, Superconductivity

Tailoring charge transport in BaTiO3 crystals through dislocation engineering.

Authors: Sayyadi‐Shahraki, Ahmad Frömling, Till Zhuo, Fangping

Source: Journal of the American Ceramic Society. Jun2025, Vol. 108 Issue 6, p1-9. 9p.

Subjects: Dislocations in crystals, Dislocation structure, Ferroelectric materials, Oxide ceramics, Electric conductivity

Effects of short-term overloading or overheating during secondary creep on the creep behavior and microstructural evolution of the nickel-based single-crystal superalloy DD6.

Authors: Wang, Xiao Tan, Yidie Zhao, Jianjiang et al.

Source: Journal of Materials Science. Aug2026, Vol. 61 Issue 30, p22361-22378. 18p.

Subjects: Microstructure, Dislocation structure, Turbine blades, Phase transitions, Nickel alloys, Thermal stresses, Strains & stresses (Mechanics), Mechanical loads

Different Impact of Dislocation Cellular Structures on Hydrogen Embrittlement Resistance in Metastable and Stable Additive Manufactured Austenitic Stainless Steels.

Authors: Sun, Mingyan Wang, Yangyang Shen, Xianfeng et al.

Source: Journal of Materials Engineering & Performance. Mar2026, Vol. 35 Issue 9, p8876-8888. 13p.

Subjects: Hydrogen embrittlement of metals, Dislocation structure, Selective laser melting, Mechanical behavior of materials, Three-dimensional printing, Austenitic stainless steel, Steel alloys, Corrosion resistant materials

Effects of Multi-field Synergistic Surface Modification on Fatigue Damage and Nanoscale Precipitation Mechanisms of 7075 Aluminum Alloy.

Authors: Yue, Xiujie Wang, Youqiang Zhang, Ping

Source: Journal of Materials Engineering & Performance. Feb2026, Vol. 35 Issue 7, p6873-6883. 11p.

Subjects: Alloy fatigue, Dislocation structure, Water jets, Surface preparation, Aluminum-copper-magnesium alloys, Fatigue cracks, Precipitation (Chemistry)

Some Insights Into the Ratcheting Behavior of P91 Steel at Elevated Temperature.

Authors: Dhiman, Rajat Roy, Samir Chandra

Source: Fatigue & Fracture of Engineering Materials & Structures. Mar2026, Vol. 49 Issue 3, p1050-1062. 13p.

Subjects: Strains & stresses (Mechanics), Dislocation structure, Material plasticity, Hysteresis loop, Chromium molybdenum steel, Ratchets, High temperatures, Mechanical failures

Elliptical, hyperbolic and parabolic dislocations.

Authors: Katanaev, M. O. Mark, A. V.

Source: International Journal of Modern Physics B: Condensed Matter Physics; Statistical Physics; Applied Physics. 2/20/2026, Vol. 40 Issue 5, p1-21. 21p.

Subjects: Dislocation structure, Elastic solids, Hamilton-Jacobi equations, Dislocations in crystals

Dislocation cell-based continuum crystal plasticity model for the size effect and strain jump plasticity deformation behavior of single crystal micropillar.

Authors: Guo, Huili Deng, Xin Shang, Fulin

Source: Acta Mechanica. Jul2026, p1-18. 18p.

Influence of dislocation structure, temperature and grain size on hardening of Cu-Al alloys in low-stability state.

Authors: Trishkina, L. I. Klopotov, A. A. Potekaev, A. I. et al.

Source: Russian Physics Journal. Jun2026, p1-12. 12p.

Curved‐Dislocation‐Engineered Local Polar Texturing in Core–Shell Ba0.5Bi0.5Ti0.5Fe0.5O3‐Ca0.7La0.2ZrO3 Ceramics for High‐Capacitive Energy Storage

Authors: Chen, Mo Yan, Ning Zhang, Jingji et al.

Source: Advanced Functional Materials. May2026, Vol. 36 Issue 41, p1-9. 9p.

Rate Your Sensitivity—The m's Have It.

Authors: Diak, Bradley J. Saimoto, Shigeo

Source: Metallurgical & Materials Transactions. Part A. Apr2025, Vol. 56 Issue 4, p1135-1149. 15p.

Subjects: Strains & stresses (Mechanics), Dislocation structure, Metal complexes, Microstructure, Deformations (Mechanics)

Evolution of Dislocation Structure During Room Temperature Compressive Creep of a New α + β Titanium Alloy.

Authors: Zhang, Mengmeng Qiu, Jianke Hu, Xiaobing et al.

Source: Metallurgical & Materials Transactions. Part A. Feb2025, Vol. 56 Issue 2, p557-570. 14p.

Subjects: Creep (Materials), Dislocation structure, Screw dislocations, Transmission electron microscopy, Service design

Small-scale and intermittent plasticity based on dislocation cell continuum crystal plasticity model.

Authors: Guo, Huili Deng, Xin Shang, Fulin

Source: Acta Mechanica. Mar2025, Vol. 236 Issue 3, p1633-1645. 13p.

Subjects: Dislocation structure, Crystal models, Dislocation density, Cell anatomy, Evolution equations

From process to property: multi-physics modeling of dislocation dynamics and microscale damage in metal additive manufacturing.

Authors: Hu, Daijun Grilli, Nicolò Yan, Wentao

Source: Computational Mechanics. Apr2025, Vol. 75 Issue 4, p1241-1261. 21p.

Subjects: Dislocation structure, Mechanical behavior of materials, Dislocations in crystals, Damage models, Dislocation density

Cell Structure in LPBF 316L—Microstructural Heterogeneity, Thermal Stability, and Mechanical Properties.

Authors: Barode, Jayant Brander, Marco Yu, Tianbo et al.

Source: Materials (1996-1944). Feb2025, Vol. 18 Issue 3, p475. 12p.

Subjects: Dislocation structure, Electron density, Dislocation density, Cell anatomy, Stainless steel