Discovery of Gallium, Germanium, Lutetium, and Hafnium Isotopes

TL;DR

This paper reviews the discovery history of gallium, germanium, lutetium, and hafnium isotopes, summarizing the first publications, production, and identification methods for each isotope.

Contribution

It provides a comprehensive overview of the discovery timeline and methods for these isotopes, compiling historical data in a single reference.

Findings

28 gallium isotopes discovered

31 germanium isotopes discovered

36 hafnium isotopes discovered

Abstract

Currently, twenty-eight gallium, thirty-one germanium, thirty-five lutetium, and thirty-six hafnium isotopes have been observed and the discovery of these isotopes is discussed here. For each isotope a brief synopsis of the first refereed publication, including the production and identification method, is presented.