For four years, James Chadwick was a prisoner of ... They used a different method for tracking particle radiation. Chadwick repeated their experiments but with the goal of looking for a neutral ...

James Chadwick's school in Cheshire now has a blue ... 1930s after some speculative - or "quite silly" as he called it - experiments, following years of believing it was a main constituent of ...

This view of the atomic nucleus changed when James Chadwick discovered the existence ... which could be "seen" in higher ...