Results 91 to 100 of about 18,341,611 (236)

Solitary waves in three-dimensional crystal-like structures

open access: yes, 2009
The motion of three-dimensional (3D) solitary waves and solitons in nonlinear crystal-like structures, such as photonic materials, is studied. It is demonstrated that collective excitations in these systems can be tailored to move in particular ...
Edward Arévalo   +2 more
core   +1 more source

Bridging text and crystal structures: literature-driven contrastive learning for materials science

open access: yesMachine Learning: Science and Technology
Understanding structure–property relationships is an essential yet challenging aspect of materials discovery and development. To facilitate this process, recent studies in materials informatics have sought latent embedding spaces of crystal structures to
Yuta Suzuki   +6 more
doaj   +1 more source

Active crystals on a sphere

open access: yes, 2018
Two-dimensional crystals on curved manifolds exhibit nontrivial defect structures. Here, we consider "active crystals" on a sphere, which are composed of self-propelled colloidal particles.
Löwen, Hartmut   +3 more
core   +1 more source

Ferroelectricity-driven strain-mediated magnetoelectric coupling in two-dimensional multiferroic heterostructure

open access: yesNature Communications
In the post-Moore era, CMOS technology faces challenges in storage and power consumption. Two-dimensional van der Waals ferromagnets, with their atomically sharp interfaces, enable heterostructure with ferroelectric materials.
Chuanyang Cai   +8 more
doaj   +1 more source

Crystal structure generation with autoregressive large language modeling

open access: yesNature Communications
The generation of plausible crystal structures is often the first step in predicting the structure and properties of a material from its chemical composition.
Luis M. Antunes   +2 more
doaj   +1 more source

Non-volatile electric-field control of room-temperature ferromagnetism in Fe3GaTe2 heterostructures

open access: yesNature Communications
Van der Waals multiferroic structures hold promises for advancing the development of low-power multifunctional nanoelectronics devices, but single-phase two-dimensional multiferroic materials are limited.
Chuanyang Cai   +8 more
doaj   +1 more source

Improved machine learning framework for prediction of phases and crystal structures of high entropy alloys

open access: yesJournal of Alloys and Metallurgical Systems
High-entropy alloys (HEAs) are gaining popularity because of their remarkable properties controlled by phases and crystal structures. In addition to that, in the field of material informatics, machine learning (ML) techniques have gained considerable ...
Debsundar Dey   +8 more
doaj   +1 more source

Spglib: a software library for crystal symmetry search

open access: yesScience and Technology of Advanced Materials: Methods
A computer algorithm to search the symmetries of crystal structures, as implemented in the spglib code, is described. An iterative algorithm is employed to robustly identify space group types, tolerating a certain amount of distortion in the crystal ...
Atsushi Togo   +2 more
doaj   +1 more source

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