A dimensionless Hamiltonian of an N-spin Ising model without an external magnetic field (Fig. 1a) is given by Figure 1: Ising model and set-up for generating artificial Ising spins based on DOPOs.

Subscribe to our newsletter for the latest sci-tech news updates. Theoretical physicists develop mathematical models to describe material systems, which they can then use to make predictions about how ...

Theoretical physicists develop mathematical models to describe material systems, which they can then use to make predictions about how materials will behave. One of the most important models is the ...