F. M. Hamm

Investigation on the feasibility of using an Ulbricht sphere for the absolute calibration of an ICP or other source at specific wavelengths

K. Visser, A. Vermaak, F. M. Hamm, 1981 .

Quantitative Discrimination between Spectral Background and Ionization Interference Caused by the Sample Matrix in Flame Emission Analyses

K. Visser, F. M. Hamm, P. Zeeman, 1976 .

Analyzer for Photographically Recorded Time-Resolved Spectra

F. M. Hamm, P. Walters, 1974 .

Temperature Determination in an Inductively Coupled rf Plasma

K. Visser, F. M. Hamm, P. Zeeman, 1976 .

A radio frequency generator for exciting electrodeless discharge lamps

F. M. Hamm, P. Walters, K. Smit, 1979 .