no code implementations • 1 Mar 2023 • Tianbo Li, Min Lin, Zheyuan Hu, Kunhao Zheng, Giovanni Vignale, Kenji Kawaguchi, A. H. Castro Neto, Kostya S. Novoselov, Shuicheng Yan
Kohn-Sham Density Functional Theory (KS-DFT) has been traditionally solved by the Self-Consistent Field (SCF) method.
no code implementations • 4 Mar 2021 • Sayantika Bhowal, Giovanni Vignale
In the present work, we show that this phenomenon is better described as an instance of the orbital Hall effect, where the ambiguous "valley" indices are replaced by a physical quantity, the orbital magnetic moment, which can be defined uniformly over the entire Brillouin zone.
Mesoscale and Nanoscale Physics
no code implementations • 8 Feb 2021 • Habib Rostami, Mikhail I. Katsnelson, Giovanni Vignale, Marco Polini
We present a formal analysis of nonlinear response functions in terms of correlation functions in real- and imaginary-time domains.
Mesoscale and Nanoscale Physics