Application of the locally self-consistent embedding approach to the Anderson model with non-uniform random distributions
Abstract
We apply the recently developed embedding scheme for the locally self-consistent method to random disorder electrons systems. The method is based on the locally self-consistent multiple scattering theory and the typical medium theory. The locally self-consistent multiple scattering theory divides a system into many small designated local interaction zones. The subsystem within each local interaction zone is embedded in a self-consistent field from the typical medium theory. This approximation allows the study of random systems with large numbers of sites. We present results for the three dimensional Anderson model with different random disorder potential distributions. Using the typical density of states as an indicator of Anderson localization, we find that the method can capture the localization for commonly studied disorder potentials. These include the uniform distribution, the Gaussian distribution, and even the unbounded Cauchy distribution.
- Authors:
-
- Louisiana State Univ., Baton Rouge, LA (United States)
- Chinese Academy of Sciences (CAS), Beijing (China). Kavli Institute for Theoretical Sciences
- Middle Tennessee State Univ., Murfreesboro, TN (United States)
- Carnegie Mellon Univ., Pittsburgh, PA (United States)
- Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States)
- Univ. of Augsburg (Germany)
- Publication Date:
- Research Org.:
- Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States)
- Sponsoring Org.:
- USDOE Office of Science (SC), Basic Energy Sciences (BES); USDOE Office of Science (SC), Advanced Scientific Computing Research (ASCR)
- OSTI Identifier:
- 1844837
- Grant/Contract Number:
- AC05-00OR22725
- Resource Type:
- Accepted Manuscript
- Journal Name:
- Annals of Physics
- Additional Journal Information:
- Journal Volume: 435; Journal Issue: 1; Journal ID: ISSN 0003-4916
- Publisher:
- Elsevier
- Country of Publication:
- United States
- Language:
- English
- Subject:
- 72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS; 97 MATHEMATICS AND COMPUTING; Anderson Localization; Typical Medium Theory; Locally Self-Consistent Multiple Scattering
Citation Formats
Tam, Ka-Ming, Zhang, Y., Terletska, Hanna, Wang, Yang, Eisenbach, Markus, Chioncel, Liviu, and Moreno, Juana. Application of the locally self-consistent embedding approach to the Anderson model with non-uniform random distributions. United States: N. p., 2021.
Web. doi:10.1016/j.aop.2021.168480.
Tam, Ka-Ming, Zhang, Y., Terletska, Hanna, Wang, Yang, Eisenbach, Markus, Chioncel, Liviu, & Moreno, Juana. Application of the locally self-consistent embedding approach to the Anderson model with non-uniform random distributions. United States. https://doi.org/10.1016/j.aop.2021.168480
Tam, Ka-Ming, Zhang, Y., Terletska, Hanna, Wang, Yang, Eisenbach, Markus, Chioncel, Liviu, and Moreno, Juana. Mon .
"Application of the locally self-consistent embedding approach to the Anderson model with non-uniform random distributions". United States. https://doi.org/10.1016/j.aop.2021.168480. https://www.osti.gov/servlets/purl/1844837.
@article{osti_1844837,
title = {Application of the locally self-consistent embedding approach to the Anderson model with non-uniform random distributions},
author = {Tam, Ka-Ming and Zhang, Y. and Terletska, Hanna and Wang, Yang and Eisenbach, Markus and Chioncel, Liviu and Moreno, Juana},
abstractNote = {We apply the recently developed embedding scheme for the locally self-consistent method to random disorder electrons systems. The method is based on the locally self-consistent multiple scattering theory and the typical medium theory. The locally self-consistent multiple scattering theory divides a system into many small designated local interaction zones. The subsystem within each local interaction zone is embedded in a self-consistent field from the typical medium theory. This approximation allows the study of random systems with large numbers of sites. We present results for the three dimensional Anderson model with different random disorder potential distributions. Using the typical density of states as an indicator of Anderson localization, we find that the method can capture the localization for commonly studied disorder potentials. These include the uniform distribution, the Gaussian distribution, and even the unbounded Cauchy distribution.},
doi = {10.1016/j.aop.2021.168480},
journal = {Annals of Physics},
number = 1,
volume = 435,
place = {United States},
year = {Mon Apr 05 00:00:00 EDT 2021},
month = {Mon Apr 05 00:00:00 EDT 2021}
}
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