Zone Refining of Aluminum

H. G. Bratsberg, D. Foss, O. H. Herbjo rnsen

Review of Scientific Instruments · 1963 · 30 citations · 3 references

Concepts

Abstract

The procedure of zone refining Super Purity Al is described. The impurity content has been studied by neutron activation and spectrographical means, and the ratio R293°K/ R4.2°K has been measured. The purest material has a resistance ratio of 26 500 in bulk.

References

3