Otto Robert Frisch was an Austrian physicist who worked on nuclear physics. With Otto Stern and Immanuel Estermann, he first measured the magnetic moment of the proton. With his aunt, Lise Meitner, he advanced the first theoretical explanation of nuclear fission and first experimentally detected the
![“We [Frisch and Lise Meitner] walked up and down in the snow, I on skis and she on foot (she said and proved that she could get along just as fast that way), and gradually the idea took shape that this was no chipping or cracking of the nucleus but rather a process to be explained by Bohr's idea…” quote by Otto Robert Frisch](https://sms4smile.com/quotes/i/ca9/otto-robert-frisch-74162_divides_we-frisch-and-lise-meitner-walked-up-and_1627491.jpg)
