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High-throughput prediction of the ground-state collinear magnetic order of inorganic materials using Density Functional Theory

作     者:Matthew Kristofer Horton Joseph Harold Montoya Miao Liu Kristin Aslaug Persson 

作者机构:Energy Technologies AreaLawrence Berkeley National LaboratoryBerkeleyCAUSA Institute of PhysicsChinese Academy of SciencesBeijingChina Department of MaterialsScience University of California BerkeleyBerkeleyCA 94720USA 

出 版 物:《npj Computational Materials》 (计算材料学(英文))

年 卷 期:2019年第5卷第1期

页      面:588-598页

核心收录:

学科分类:08[工学] 0812[工学-计算机科学与技术(可授工学、理学学位)] 

基  金:This work was also supported as part of the Computational Materials Sciences Program funded by the U.S.Department of Energy,Office of Science,Basic Energy Sciences,under Award Number DE-SC0014607 Integration with the Materials Project infrastructure was supported by the U.S.Department of Energy,Office of Science,Office of Basic Energy Sciences,Materials Sciences and Engineering Division under Contract No.DE-AC02-05-CH11231(Materials Project program KC23MP) This research used resources of the National Energy Research Scientific Computing Center(NERSC),a U.S.Department of Energy Office of Science User Facility operated under Contract No.DE-AC02-05CH11231 

主  题:state ground ferromagnetic 

摘      要:We present a robust,automatic high-throughput workflow for the calculation of magnetic ground state of solid-state inorganic crystals,whether ferromagnetic,antiferromagnetic or ferrimagnetic,and their associated magnetic moments within the framework of collinear spin-polarized Density Functional *** is done through a computationally efficient scheme whereby plausible magnetic orderings are first enumerated and prioritized based on symmetry,and then relaxed and their energies determined through conventional DFT+U *** automated workflow is formalized using the atomate code for reliable,systematic use at a scale appropriate for thousands of materials and is fully *** performance of the workflow is evaluated against a benchmark of 64 experimentally known mostly ionic magnetic materials of non-trivial magnetic order and by the calculation of over 500 distinct magnetic orderings.A non-ferromagnetic ground state is correctly predicted in 95% of the benchmark materials,with the experimentally determined ground state ordering found exactly in over 60% of *** of the ground state magnetic order at scale opens up the possibility of high-throughput screening studies based on magnetic properties,thereby accelerating discovery and understanding of new functional materials.

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