Density Matrix Renormalization Group
GPTKB entity
Statements (51)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:logic
|
| gptkbp:abbreviation |
DMRG
|
| gptkbp:application |
quantum chemistry
spin chains fermionic systems bosonic systems |
| gptkbp:basisFor |
Schmidt decomposition
block decomposition density matrix truncation |
| gptkbp:field |
condensed matter physics
quantum many-body physics |
| https://www.w3.org/2000/01/rdf-schema#label |
Density Matrix Renormalization Group
|
| gptkbp:improves |
finite-temperature DMRG
matrix product state formalism time-dependent DMRG |
| gptkbp:introducedIn |
1992
|
| gptkbp:inventedBy |
gptkb:Steven_R._White
|
| gptkbp:limitation |
less efficient in higher dimensions
|
| gptkbp:notableFor |
high accuracy in 1D systems
|
| gptkbp:notablePublication |
Phys. Rev. B 48, 10345 (1993)
Phys. Rev. Lett. 69, 2863 (1992) |
| gptkbp:relatedConcept |
gptkb:Bethe_ansatz
gptkb:Heisenberg_model gptkb:Hubbard_model gptkb:Lanczos_algorithm gptkb:Kondo_model gptkb:Anderson_impurity_model gptkb:quantum_information_theory quantum phase transitions quantum spin systems entanglement entropy numerical renormalization group area law variational principle exact diagonalization tensor network states quantum Monte Carlo |
| gptkbp:relatedTo |
quantum entanglement
renormalization group matrix product states tensor network methods |
| gptkbp:software |
gptkb:ALPS
Block2 ITensor TeNPy |
| gptkbp:supportsAlgorithm |
variational algorithm
|
| gptkbp:usedFor |
calculating ground states
calculating low-energy excited states studying quantum lattice systems |
| gptkbp:bfsParent |
gptkb:Quantum_Monte_Carlo
|
| gptkbp:bfsLayer |
7
|