Crystal phenomena as a research area investigates the physical behaviors and properties that arise from the ordered atomic or molecular arrangements in crystalline solids, including symmetry-governed effects and defect-related responses. It encompasses studies of phase transitions, lattice dynamics, crystallographic defects (dislocations, vacancies, interfaces), anisotropic mechanical, thermal, and electronic behavior, as well as optical and dielectric responses governed by crystal symmetry and band structure. The field integrates experimental techniques such as X-ray and neutron diffraction, electron microscopy, and spectroscopies with theoretical and computational methods to elucidate structure–property relationships, enabling the design and control of functional materials in electronics, photonics, mechanics, and quantum technologies.
A research group led by Prof. Cao Liang from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences, together with collaborators, has introduced an additional translational degree of freedom in layered ...
Nanophysics
Jun 17, 2024
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113
Recently, a research group developed a giant magneto-superelasticity of 5% in a Ni34Co8Cu8Mn36Ga14 single crystal. This was achieved by introducing arrays of ordered dislocations to form preferentially oriented martensitic ...
Condensed Matter
May 30, 2024
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122
Crystal symmetry is a fundamental concept in materials science, playing a crucial role in determining structure-property relationships. Typically, a crystal is a solid composed of structural units that periodically repeat ...
Nanophysics
May 28, 2024
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72
Researchers at European XFEL in Schenefeld near Hamburg have taken a closer look at the formation of the first crystallization of nuclei in supercooled liquids. They found that the formation starts much later than previously ...
Condensed Matter
May 27, 2024
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98
Point defects (e.g. missing, extra or swapped atoms) in crystalline materials often determine the actual electronic and optical response of a given material. For example, controlled substitutions in semiconductors like silicon ...
Condensed Matter
May 23, 2024
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80
Twinned nanoparticles have regions of clear symmetry that share the same crystal lattice, separated by a clear boundary. Changing the twin structure can affect the properties of the nanoparticles, which makes controlling ...
Nanophysics
May 14, 2024
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110
Electrons—the infinitesimally small particles that are known to zip around atoms—continue to amaze scientists despite the more than a century that scientists have studied them. Now, physicists at Princeton University have ...
Condensed Matter
Apr 10, 2024
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1009
A research team from City University of Hong Kong (CityU) recently successfully achieved lattice-mismatch-free construction of III-V/chalcogenide core-shell heterostructure nanowires for electronic and optoelectronic applications. ...
Nanomaterials
Mar 14, 2024
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96
A team from TU Dortmund University recently succeeded in producing a highly durable time crystal that lived millions of times longer than could be shown in previous experiments. By doing so, they have corroborated an extremely ...
Condensed Matter
Feb 1, 2024
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964
Engineers at Columbia University and theoretical collaborators at the Max Planck for the Structure and Dynamics of Matter have found that pairing laser light to crystal lattice vibrations can enhance the nonlinear optical ...
Condensed Matter
Dec 27, 2023
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