Abstract
A new argument is given for a lower critical dimension for the Ising model in a random magnetic field. It forms the basis for a proof that the three-dimensional model exhibits long-range order at zero temperature and small disorder. This settles the controversy between the values and .
- Received 27 August 1984
DOI:https://doi.org/10.1103/PhysRevLett.53.1747
©1984 American Physical Society