Edward J. Routh J.J. THOMSON TREE #1 (Cambridge, 1854) c Dr. John Andraos, 2002 Discovery of electron (1897) Rayleigh scattering (1871) Thomson model of atom (1903) Rayleigh-Jeans law (1900) conduction of electricity by gases Physics Nobel 1904 Physics Nobel 1906 Wilson cloud Charles G. Barkla Rutherford back Sir George P. Thomson Bragg equation, Bragg reflection indices Townsend effect chamber (1911) Discovery of Roentgen scattering formula (1914) experimental discovery of Bragg angle of diffraction (1912) (1922) Physics Nobel 1927 radiation of the elements disintegration of the diffraction of electrons by analysis of crystal structure by X-rays Physics Nobel 1917 elements; chemistry of crystals Physics Nobel 1937 Physics Nobel 1915 radioactive substances Cecil Frank Powell alpha particles (1903 - 9), concept of atomic nucleus (1911) development of photographic Chemistry Nobel 1908 method for studying nuclear processes; discoveries regarding Kathleen Lonsdale John Desmond Bernal Sir Edward V. Appleton mesons Physics Nobel 1950 William H. Taylor (Cambridge, 1923) Physics of upper atmosphere, (Manchester, 1930) planarity of aromatic systems (1929 - 1934) Appleton layer Physics Nobel 1947 John Kendrew John A. Ratcliffe Sir John T. Randall (Cambridge, 1949) Max Perutz Dorothy Crowfoot Hodgkin (Cambridge, BA 1924) Chemistry Nobel 1962 structure and function X-ray structure of penicillin (1949), (Manchester, MSc 1926) of hemoglobin vitamin B12 (1957), and (1950's to 1970's) insulin (1969) Sir Martin Ryle Chemistry Nobel 1962 Chemistry Nobel 1964 Antony Hewish Maurice H.F. Wilkins James Reekie Arthur L. Hughes Radio astrophysics, DNA structure (1953) (Edinburgh, 1937) (Liverpool, 1912) Aperture synthesis Physiology & Medicine Francis H.C. Crick technique (Ryle), Nobel 1962 Watson-Crick base pairs, Bertram N. Brockhouse Lester C. van Atta Discovery of pulsars (Washington, 1931) DNA structure (1953) (Hewish) Development of neutron Physiology & Medicine Physics Nobel 1974 spectroscopy Nobel 1962 Physics Nobel 1994 Frank E. Myers (NYU, 1934) Clifford G. Shull Development of neutron diffraction technique Physics Nobel 1994.