Suchergebnisse - "DISLOCATIONS in crystals"

Basal dislocations in proton-ordered hexagonal ice.

Autoren: Demkowicz, Michael J.¹ (AUTHOR) demkowicz@tamu.edu

Quelle: Journal of Chemical Physics. 7/28/2025, Vol. 163 Issue 4, p1-12. 12p.

Schlagwörter: *DISLOCATIONS in crystals, *MOLECULAR dynamics, *ICE crystals, *SHEAR flow, *ICE, *SHEARING force

Atomistic simulation of shock compression of bcc molybdenum single crystals: Role of preexisting dislocations and temperature.

Autoren: Bryukhanov, I. A. Fomin, E. V.

Quelle: Journal of Applied Physics. 4/7/2025, Vol. 137 Issue 13, p1-15. 15p.

Schlagwörter: *DISLOCATION loops, *DISLOCATIONS in crystals, *MOLECULAR dynamics, *YIELD strength (Engineering), *SINGLE crystals

Stability transition conditions of dislocation cores and Peierls stress.

Autoren: Wang, Shaofeng¹ (AUTHOR) sfwang@cqu.edu.cn

Quelle: Journal of Applied Physics. 3/7/2025, Vol. 137 Issue 9, p1-14. 14p.

Schlagwörter: *MATERIAL plasticity, *DISLOCATIONS in crystals, *MOVEMENT sequences, *EQUILIBRIUM, *TEMPERATURE

Strength softening in copper upon compression: Competition between Hall–Petch and dislocation density effect.

Autoren: Jing, Qiumin Liu, Lei Zhang, Yi et al.

Quelle: Journal of Applied Physics; 10/7/2025, Vol. 138 Issue 13, p1-8, 8p

Schlagwörter: MATERIALS, COPPER, DISLOCATION density, DISLOCATIONS in crystals, STRENGTH of materials

Analyzing and modelling the accelerated stress relaxation caused by pulsed current of Ti2AlNb alloy foils.

Autoren: Zhao, Jie Gao, Tianyi Qu, Bao et al.

Quelle: Scientific Reports. 11/17/2025, Vol. 15 Issue 1, p1-12. 12p.

Schlagwörter: *STRESS relaxation tests, *DISLOCATIONS in crystals, *DEFORMATIONS (Mechanics), *ACTIVATION energy, *PULSE circuits, *MECHANICAL models, *ALLOYS

Atomic-scale insights into dislocation-induced vibrational softening mechanisms: molecular dynamics simulations and modeling.

Autoren: Sun, Han Zhang, Wen Li, Qi et al.

Quelle: Journal of Materials Science. Nov2025, Vol. 60 Issue 42, p20439-20456. 18p.

Schlagwörter: *MOLECULAR dynamics, *DISLOCATIONS in crystals, *STRAINS & stresses (Mechanics), *ATOMIC structure, *ELASTIC waves, *THEORY of wave motion, *DISLOCATIONS in metals, *CRYSTAL grain boundaries

Dislocation motion enhances Pb mobility in experimentally deformed apatite.

Autoren: Fayon, Annia K. Hansen, Lars N. Piazolo, Sandra et al.

Quelle: Geology. Nov2025, Vol. 53 Issue 11, p983-987. 5p.

Schlagwörter: *DISLOCATIONS in crystals, *MATERIAL plasticity, *DIFFUSION measurements, *GEOPHYSICS, *TRACE elements, *DISLOCATION structure

Hydrogen response to high‐density dislocations in bulk perovskite oxide SrTiO3.

Autoren: Fang, Xufei Dörrer, Lars Korneychuk, Svetlana et al.

Quelle: Journal of the American Ceramic Society. Oct2025, p1. 8p. 5 Illustrations.

Schlagwörter: *HYDROGEN, *DISLOCATIONS in crystals, *KIRKENDALL effect, *DEUTERIUM, *STRONTIUM titanate, *PEROVSKITE, *CLEAN energy

Critical stress for a Frank-Read source operation near a free surface.

Autoren: Zhang, Xu Dai, Jiahao Sumigawa, Takashi et al.

Quelle: Acta Mechanica. Oct2025, Vol. 236 Issue 10, p5959-5980. 22p.

Schlagwörter: *FREE surfaces, *DISLOCATIONS in crystals, *SURFACE forces, *MICROSTRUCTURE, *MATERIAL plasticity, *STRAINS & stresses (Mechanics), *THIN films

Molecular dynamics simulation of effect of void on subsurface defect evolution in nano-cutting of γ-TiAl alloy.

Autoren: Feng, Ruicheng Wang, Ning Chen, Wenke et al.

Quelle: Journal of Applied Physics; 8/7/2025, Vol. 138 Issue 5, p1-17, 17p

Schlagwörter: MOLECULAR dynamics, TITANIUM aluminides, IMPERFECTION, MICROMACHINING, MACHINING, DISLOCATIONS in crystals

Yielding of crystals toward the quasistatic limit: A slip-plane condensation transition.

Autoren: Nath, Parswa Sengupta, Surajit Horbach, Jürgen

Quelle: Journal of Chemical Physics; 8/7/2025, Vol. 163 Issue 5, p1-11, 11p

Schlagwörter: CRYSTALS, PHASE transitions, MONTE Carlo method, DEFORMATIONS (Mechanics), DISLOCATIONS in crystals, CRYSTAL defects

The effect of shear on nucleation and movement of basal plane dislocations in 4H-SiC.

Autoren: Yang, Yanwei Li, Keqiang Tong, Zhouyu et al.

Quelle: Journal of Applied Physics. 7/28/2024, Vol. 136 Issue 4, p1-8. 8p.

Schlagwörter: *DISLOCATIONS in crystals, *MOLECULAR dynamics, *IMPACT (Mechanics), *SHEARING force, *CRYSTAL lattices

Elastic fields and dislocation pinning in random alloys with short-range order.

Autoren: Rodney, David Geslin, Pierre-Antoine

Quelle: Modelling & Simulation in Materials Science & Engineering. 2025, Vol. 33 Issue 6, p1-17. 17p.

Schlagwörter: *ALLOYS, *DISLOCATIONS in crystals, *SHEARING force, *DISPLACEMENT (Mechanics), *ELASTICITY, *MECHANICAL behavior of materials

Microstructural Stability and Transition to Unstable Friction for FCC Metals: Ag and Ni.

Autoren: Moshkovich, Alexey Popov, Inna Remennik, Sergei et al.

Quelle: Materials (1996-1944). Sep2025, Vol. 18 Issue 17, p4123. 31p.

Schlagwörter: *FACE centered cubic structure, *DISLOCATIONS in crystals, *MATERIAL plasticity, *NICKEL alloys, *RECRYSTALLIZATION (Metallurgy), *SLIDING friction

Harnessing Bifunctional Nitrogen‐Dislocation Interactions for a Record Ultra‐Strong‐and‐Ductile Duplex Titanium Alloy.

Autoren: Zhang, Chongle Li, Xuanzhe Li, Suzhi et al.

Quelle: Advanced Science. 8/14/2025, Vol. 12 Issue 30, p1-12. 12p.

Schlagwörter: *DISLOCATIONS in crystals, *DUCTILITY, *TITANIUM composites, *MICROSTRUCTURE, *YIELD strength (Engineering), *ATOMS

Memory Effects in Magnetoplasticity of NaCl Crystals.

Autoren: Koldaeva, M. V. Petrzhik, E. A. Alshits, V. I. et al.

Quelle: Crystallography Reports. Aug2025, Vol. 70 Issue 4, p583-594. 12p.

Schlagwörter: *DISLOCATION structure, *DISLOCATIONS in crystals, *SALT crystals, *MAGNETOSTRICTION, *MAGNETIC field effects, *MICROHARDNESS

Dislocation Structures and Active Deformable Media.

Autoren: Zuev, L. B. Barannikova, S. A. Danilov, V. I.

Quelle: Crystallography Reports. Aug2025, Vol. 70 Issue 4, p646-655. 10p.

Schlagwörter: *DISLOCATIONS in crystals, *MATERIAL plasticity, *ELASTICITY, *ELASTIC waves, *DEFORMATIONS (Mechanics), *OSCILLATIONS

Line Defects in Two-Dimensional Dodecagonal Quasicrystals.

Autoren: Lazar, Markus¹ (AUTHOR)

Quelle: Mathematics (2227-7390). Aug2025, Vol. 13 Issue 15, p2508. 21p.

Schlagwörter: *QUASICRYSTALS, *DISLOCATIONS in crystals, *GEOMETRIC shapes, *STRAINS & stresses (Mechanics), *FIELD theory (Physics), *DISLOCATION structure, *GREEN'S functions

Microstructural Evolution of Carrara Marble During Semi‐Brittle Deformation.

Autoren: Qu, Tongzhang Brantut, Nicolas Wallis, David et al.

Quelle: Journal of Geophysical Research. Solid Earth. Aug2025, Vol. 130 Issue 8, p1-28. 28p.

Schlagwörter: *DEFORMATIONS (Mechanics), *DISLOCATIONS in crystals, *CRYSTAL structure, *TWIN boundaries, *STONE, *MICROCRACKS

The effect of deviation from the Burgers orientation relationship on slip transferability across α/β interfaces in a dual-phase titanium alloy.

Autoren: Gao, Yuhang Xu, Shun Ying, Jiayao et al.

Quelle: Journal of Materials Science. Jul2025, Vol. 60 Issue 27, p11568-11576. 9p.

Schlagwörter: *DISLOCATIONS in crystals, *TITANIUM alloys, *EMPIRICAL research, *PHASE separation