John Mitchell Nuttall is best remembered for his work with a physicist who co-invented the detector component of what device?
John Mitchell Nuttall John Mitchell Nuttall (21 July 1890 – 28 January 1958) was an English physicist, born in Todmorden. He is best remembered for his work with the physicist Hans Geiger, which resulted in the Geiger–Nuttall law of radioactive decay.
John Carroll (astronomer) Sir John Anthony Carroll {'1': ", '2': ", '3': ", '4': "} (8 January 1899 – 2 May 1974) was a British astronomer and physicist. In the 1920s he worked at the Solar Physics Observatory, Cambridge, UK with F.J.M. Stratton and Richard van der Riet Woolley. He made major technological advances, inventing a high resolution spectrometer, and (with C G Fraser) a "coronal camera".