Resonant photon absorption and hole burning in Cr7Ni antiferromagnetic rings
arXiv:cond-mat/0504416 · doi:10.1103/PhysRevB.72.060409
Abstract
Presented are magnetization measurements on a crystal of Cr7Ni antiferromagnetic rings. Irradiation with microwaves at frequencies between 1 and 10 GHz leads to observation of very narrow resonant photon absorption lines which are mainly broadened by hyperfin interactions. A two-pulse hole burning technique allowed us to estimate the characteristic energy diffusion time.
4 pages, 5 figures