OP-00441 Open Antiferromagnetic order in the half-filled square-lattice Hubbard model MP · AIM Open Applied Problems · antiferromagnetism · Hubbard models · long-range order
OP-00475 Open Néel order in the square-lattice spin-one-half antiferromagnet MP · AIM Open Applied Problems · long-range order · quantum Heisenberg antiferromagnets