All instances / Heisenberg
Heisenberg pyrochlore 4x4x4 (1024 sites)
Heisenberg/pyrochlore-4x4x4_1024_P
Record
-0.48800(1)
E/N (S.S)
mVMC (PP + 1st step Lanczos, spin-parity projection, C3 point-group projection)
Pohle et al. (2023) · lowest eligible strict variational bound
(rules §6)
The Hamiltonian
H = ∑⟨ij⟩ σi·σj
Nearest-neighbour Heisenberg antiferromagnet, J = 1, written with Pauli matrices.
- lattice
- pyrochlore-4x4x4
- sites
- 1024
- boundary
- periodic
- energies
- 1
Stored as a total energy in the convention of
VarBench; quoted here as
E/N (S.S), which is what the papers report
(how the conversion works).
Every published energy
Grouped by what the number is. Ranking happens only inside the first group.
Strict variational upper bounds (1)
The record is the lowest eligible energy in this group, and only this group.
Coverage
Newest published number here: 2023. Nothing has been added to this instance since the VarBench snapshot of 2024-10-22.