A method is described for the preparation of electrodeless discharge tubes containing very pure rare earth and heavy element halides. Successful tubes have been prepared using Nd, Pm, Tb, U, Pu, Np, and Am. The effect of changing vapor pressure of the metal in the discharge is discussed and representative spectra shown.
No takes yet. Share an insight, caveat, or question.
Tomkins et al. (1957) studied this question.