Articles with "crystal defects" as a keyword



Electrical Activity of Crystal Defects in Multicrystalline Si

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Published in 2020 at "Journal of Electronic Materials"

DOI: 10.1007/s11664-020-08119-5

Abstract: Upgraded metallurgical-grade silicon solar cells with different ranges of efficiencies have been characterized by light-beam-induced current (LBIC) measurements. The interaction between grain boundaries and metallic impurities is studied for cells fabricated on wafers from different… read more here.

Keywords: electrical activity; activity crystal; crystal defects; grain boundaries ... See more keywords
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dislocations and their interactions with other crystal defects in a Mg alloy

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Published in 2017 at "Acta Materialia"

DOI: 10.1016/j.actamat.2016.11.015

Abstract: Abstract c + a > dislocations and their interactions with other crystal defects in a Mg alloy have been investigated using atomic-resolution aberration-corrected scanning transmission electron microscopy. Two types of c + a > dislocations,… read more here.

Keywords: dislocations interactions; microscopy; defects alloy; crystal defects ... See more keywords
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Interactions of solutes with crystal defects: A new dynamic design parameter for advanced alloys

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Published in 2021 at "Scripta Materialia"

DOI: 10.1016/j.scriptamat.2020.11.011

Abstract: Abstract Pushing the performance limits of engineering systems aiming to enhance their efficiency and reduce emissions for a sustainable future requires new materials. Current alloy design strategies consider alloys as static systems, but their microstructure… read more here.

Keywords: alloy design; crystal defects; interactions solutes; parameter ... See more keywords

Effect of crystal defects on the selectivity of a bulk Cu-Zn alloy for electrocatalytic CO2 reduction

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Published in 2025 at "Journal of Materials Chemistry A"

DOI: 10.1039/d5ta04297f

Abstract: The elemental composition and crystal structure of catalysts are important factors affecting the product selectivity in electrochemical CO₂ reduction reaction (CO₂RR). It remains challenging to tune the product selectivity by... read more here.

Keywords: crystal; effect crystal; defects selectivity; crystal defects ... See more keywords

Impacts of silicon carbide defects on electrical characteristics of SiC devices

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Published in 2025 at "Journal of Applied Physics"

DOI: 10.1063/5.0239362

Abstract: With more than thirty years of research and development until commercialization, performance, reliability, and robustness of silicon carbide (SiC) based devices have been improved significantly due to drastic reduction in crystal defects from the well-controlled… read more here.

Keywords: impacts silicon; silicon carbide; carbide defects; defects electrical ... See more keywords

Uncovering the crystal defects within aragonite CaCO3.

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Published in 2022 at "Proceedings of the National Academy of Sciences of the United States of America"

DOI: 10.1073/pnas.2122218119

Abstract: SignificanceNacre exhibits outstanding mechanical performance, which results from coordinated deformation mechanisms synergistically working in characteristic microstructures at multiple length scales. A comprehensive understanding of crystal defects within aragonite is critical for discussing the deformation behavior… read more here.

Keywords: defects within; uncovering crystal; crystal defects; atomic scale ... See more keywords

Exploring the link between crystal defects and nonaffine displacement fluctuations.

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Published in 2019 at "Physical review. E"

DOI: 10.1103/physreve.100.033002

Abstract: We generalize and then use a recently introduced formalism to study thermal fluctuations of atomic displacements in several two- and three-dimensional crystals. We study both close-packed and open crystals with multiatom bases. Atomic displacement fluctuations… read more here.

Keywords: defects nonaffine; nonaffine displacement; exploring link; link crystal ... See more keywords
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Crystal defects in solar cells produced by the method of thermomigration

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Published in 2017 at "Semiconductors"

DOI: 10.1134/s1063782617030162

Abstract: The results of studying the crystal structure of regions in silicon, recrystallized during the course of thermomigration of the liquid Si–Al zone in the volume of the silicon substrate, are reported (similar regions doped with… read more here.

Keywords: cells produced; crystal defects; produced method; thermomigration ... See more keywords

Controllable Introduction of Surface Defects on CH3NH3PbI3 Perovskite

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Published in 2022 at "Nanomaterials"

DOI: 10.3390/nano12061002

Abstract: One of the unique characteristics of semiconductors is the strong dependence of their properties on crystal defects and doping. However, due to the species diversity and low density, it is very difficult to control the… read more here.

Keywords: defects ch3nh3pbi3; crystal defects; surface; surface defects ... See more keywords