Supported by the National Science Foundation of China under Grant No.11074004;Supported by the National Basic Research Program of China under Grant No.2009CB939901
The ground-state properties and quantum phase transitions ( QPTs) of the one-dimensional bond-Mternative XXZ model are investigated by the infinite time-evolving block decimation (iTEBD) method. The bond-alternati...
the State Key Project of Fundamental Research of China under
When one wants to calculate all the three components of magnetization of Heisenberg model under random phase approximation, at least one of the components should be the solution of an ordinary differential equation. I...