no code implementations • 19 Aug 2021 • Koji Inui, Yasuyuki Kato, Yukitoshi Motome
The anticommutation relation for fermions is usually implemented to a variational wave function by the Slater determinant (or Pfaffian), which is a computational bottleneck because of the numerical cost of $O(N^3)$ for $N$ particles.
no code implementations • 13 Jan 2021 • Haruki Watanabe, Yasuyuki Kato, Hoi Chun Po, Yukitoshi Motome
Recent studies revealed that the electric multipole moments of insulators result in fractional electric charges localized to the hinges and corners of the sample.
Quantization Strongly Correlated Electrons Mesoscale and Nanoscale Physics Statistical Mechanics