Issue
J. Phys. Colloques
Volume 49, Number C8, Décembre 1988
Proceedings of the International Conference on Magnetism
Page(s) C8-353 - C8-354
DOI https://doi.org/10.1051/jphyscol:19888158
Proceedings of the International Conference on Magnetism

J. Phys. Colloques 49 (1988) C8-353-C8-354

DOI: 10.1051/jphyscol:19888158

CRITICAL EXPONENTS OF ERBIUM

P. de V. du Plessis1, G. H. F. Brits1, 2 et G. A. Eloff2

1  Department of Physics, Rand Afrikaans University, Johannesburg, 2000, South Africa
2  Atomic Energy Corporation of S.A. (Ltd), Pretoria, South Africa


Abstract
The exponent β that describes the sinusoidally modulate d ↔ paramagnetic phase transition crosses over from a value of 0.39 near TN to a mean field value away from TN. Electrical resistivity measurements near TN are given for the c axis and the critical behaviour is discussed.