Posts by hatsugai
-
Flatband of pentagons
Flatband is everywhere. A tight-binding Hamiltonian of a pentagon network of atoms is proposed that possesses […]
-
Conic section & generalized eigenvalue problem
A generalized eigen value problem, that is described by two hermitian Hamiltonian/overlap matrices, intrisical […]
-
Most Cited Articles in 2024 from Vol. 92 (2023) of JPSJ
Our paper, “Higher-Order Topological Insulator on a Martini Lattice and Its Square Root Descendant” […]
-
Non trivial domain wall pump with SSB
The gauge field is associated with the connection, which implies that it lives on the link as for the gauge tr […]
-
-
-
-
-
-