Beginning in the late 1950s, the U.S. met this challenge by developing nuclear batteries known as radioisotope thermoelectric generators (RTGs) and producing plutonium-238 (Pu-238) as their fuel, ...

By heating the sample at different temperatures using various gas streams, researchers observed ... “We solved the structure ...

Our researchers have shared the latest strategies for plutonium immobilisation with visitors from the Japanese Citizens' Nuclear Information Center (CNIC). During their visit to Sheffield on 13 ...