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Integrated Computational and Experimental Structure Refinement for Nanoparticles

delete2016-04-18
delete27
PRE
AI
喻
喻敏 (Min Yu)
A
Andrew B. Yankovich
A
Amy Kaczmarowski
D
Dane Morgan
P
Paul M. Voyles *
DOI:10.1021/acsnano.5b05722delete
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Abstract

Abstract

En 中文
Determining the three-dimensional (3D) atomic structure of nanoparticles is critical to identifying the structures controlling their properties. Here, we demonstrate an integrated genetic algorithm (GA) optimization tool that refines the 3D structure of a nanoparticle by matching forward modeling to experimental scanning transmission electron microscopy (STEM) data and simultaneously minimizing the particle energy. We use the tool to create a refined 3D structural model of an experimentally observed 6000 atom Au nanoparticle.
Keywords:
structure optimization
genetic algorithm
scanning transmission electron microscopy
nanoparticles
nanoclusters
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Key information extracted from the uploaded paper, including a brief overview, abstract, background, key highlights, visual analysis, and future outlook.

Journal

ACS Nano cover
ACS Nano
IF:
16
Papers:
2.7W
Citations:
25.6W

Organization

University of Wisconsin System cover
University of Wisconsin System
Scholars:
6.7W
Papers: 5.8W
Citations: 382
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