Numéro
J. Phys. Colloques
Volume 49, Numéro C8, Décembre 1988
Proceedings of the International Conference on Magnetism
Page(s) C8-1515 - C8-1516
DOI https://doi.org/10.1051/jphyscol:19888698
Proceedings of the International Conference on Magnetism

J. Phys. Colloques 49 (1988) C8-1515-C8-1516

DOI: 10.1051/jphyscol:19888698

A FREQUENCY DEPENDENT "LEVEL CROSSING" RESONANCE IN THULIUM NICOTINATE DIHYDRATE

J. M. Baker1, B. Bleaney1, M. I. Cook1, P. M. Martineau1, M. R. Wells1 et C. A. Hutchison Jr.2

1  The Clarendon Laboratory, Parks Road, Oxford OX1 3PU, G.B.
2  Chemistry Department, University of Chicago, Ill., U.S.A.


Abstract
In TmND a strong resonance of width 170 mT occurs at a field B = 0.17 T which is found to be independent of frequency between 2 and 600 MHz. Experiments at 15 MHz on a spherical sample of TmND at 0.5 K, to produce narrower lines, show three equally spaced lines whose origin is explained.