The incident that caused Slotin's death was discussed a bit in a recent documentary: The Half-Life of Genius Physicist Raemer Schreiber (2017) https://www.imdb.

The incident that caused Slotin's death was discussed a bit in a recent documentary: The Half-Life of Genius Physicist Raemer Schreiber (2017) https://www.imdb.com/title/tt4870510/ https://www.imdb.com/title/tt4870510/ It's available on Amazon Prime.