Electron Irradiation of Kuiper Belt Surface Ices: Ternary N2 – CH4 – CO Mixtures As A Case Study Posted on June 26, 2014 by UHNAI Webmaster in Kim, Y. S., R. I. Kaiser (). Electron Irradiation of Kuiper Belt Surface Ices: Ternary N2 – CH4 – CO Mixtures As A Case Study. , 758,