基于给定性质的MoS \({}_{\mathbf{2}}\)缺陷结构预测

IF 0.4 4区 物理与天体物理 Q4 PHYSICS, MULTIDISCIPLINARY
H. E. Karlinski, M. V. Lazarev
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引用次数: 0

摘要

在科学研究和实际应用中,具有定制特性的晶体的产生是一个重大挑战。由于晶体结构的巨大构型空间,找到此类问题的精确解需要大量的计算。在本研究中,我们提出了一种在MoS \({}_{2}\)晶体中生成缺陷构型的方法,旨在生成具有特定特征的晶体,重点以形成能和HOMO-LUMO能级为例。该方法利用符号回归技术,在具有缺陷的二维材料数据集上进行训练,以预测晶体性质。我们介绍了识别具有最小和特定地层能量的缺陷构型以及优化HOMO-LUMO能级的方法。该方法的主要优点是其生成有效和优化晶体结构的效率和准确性。
本文章由计算机程序翻译,如有差异,请以英文原文为准。

Prediction of Defect Structure in MoS\({}_{\mathbf{2}}\) by Given Properties

Prediction of Defect Structure in MoS\({}_{\mathbf{2}}\) by Given Properties

The generation of crystals with tailored properties is a significant challenge in both scientific research and practical applications. Due to the vast configuration space of crystalline structures, finding precise solutions to such problems is computationally intensive. In this study, we propose a method for generating defect configurations in MoS\({}_{2}\) crystals aimed at producing crystals with specific characteristics, focusing on formation energy and HOMO-LUMO energy levels as key examples. The approach leverages symbolic regression techniques, trained on datasets of two-dimensional materials with defects, to predict crystal properties. We introduce methods for identifying defect configurations with both minimal and specific formation energies, as well as for optimizing HOMO-LUMO energy levels. The main advantages of this approach are its efficiency and accuracy in generating valid and optimized crystal structures.

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来源期刊
Moscow University Physics Bulletin
Moscow University Physics Bulletin PHYSICS, MULTIDISCIPLINARY-
CiteScore
0.70
自引率
0.00%
发文量
129
审稿时长
6-12 weeks
期刊介绍: Moscow University Physics Bulletin publishes original papers (reviews, articles, and brief communications) in the following fields of experimental and theoretical physics: theoretical and mathematical physics; physics of nuclei and elementary particles; radiophysics, electronics, acoustics; optics and spectroscopy; laser physics; condensed matter physics; chemical physics, physical kinetics, and plasma physics; biophysics and medical physics; astronomy, astrophysics, and cosmology; physics of the Earth’s, atmosphere, and hydrosphere.
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