Publication | Closed Access
Faraday Effect in Cerium Phosphate Glasses at Low Temperatures
34
Citations
0
References
1959
Year
Materials ScienceMagnetismSpintronicsOptical MaterialsEngineeringGlass-ceramicPhysicsOptical PropertiesLuminescent GlassOptical GlassApplied PhysicsMagnetic ResonanceCondensed Matter PhysicsObserved RotationsGlass MaterialMagnetic PropertyFaraday EffectCerium Metaphosphate
The Faraday effect in glass specimens containing cerium metaphosphate in various concentrations has been measured at 4.2\ifmmode^\circ\else\textdegree\fi{}K and 1.8\ifmmode^\circ\else\textdegree\fi{}K, using 5461 A light, in magnetic fields ranging to 70 kilogauss. The curves of rotation vs $\frac{H}{T}$ were fitted to the Brillouin function for $J=\frac{1}{2}$, yielding values of $g=1.75$ and $\ensuremath{\beta}=0.874$ Bohr magneton. The observed rotations were quite large; for the glass containing the highest concentration of cerium, the rotation approached a saturation value of $4.76\ensuremath{\pi}$ radians/mm.