Letter | Published:

Persistent Lines of Hafnium

Abstract

A NUMBER of spectra of zirconium ores and oxides have been examined for persistent lines of hafnium, using the wave-lengths for this latter element given by Hansen and Werner (NATURE, 112, 618; 1923). The most persistent lines observed—three of which were found in all spectra examined—are at wave-lengths

Access optionsAccess options

Rent or Buy article

Get time limited or full article access on ReadCube.

from$8.99

All prices are NET prices.

Author information

Rights and permissions

Reprints and Permissions

About this article

Comments

By submitting a comment you agree to abide by our Terms and Community Guidelines. If you find something abusive or that does not comply with our terms or guidelines please flag it as inappropriate.