On the outbreak of World War II his department moved to the university colleges at Aberystwyth and Bangor , where it became mainly his responsibility. In 1943 he was appointed Professor of Chemistry at the University College , Bangor , and was dean of the faculty of science there 1946-48 . In 1948 he returned to London as Professor of chemistry in University College , and in 1961 he was appointed head of the chemistry department which at the time had five professors. In 1949 he was elected F.R.S. He was the first to produce and use heavy hydrogen in the U.K. , and he succeeded with the assistance of I. Dostrovsky and D.R. Llewellyn to build apparatus to separate oxygen isotopes on a large scale .
He held a number of posts during his period in London . He was honorary secretary of the Chemical Society , 1950-56 , and vice-president , 1956-59 ; honorary secretary of the Chemical Council , 1953-55 ; Chairman of the Board of Studies in Chemistry and Chemical Industries , University of London , 1955-60 ; a member of the council of the Roy. Inst. of Chemistry , 1961 up to his death; governor of the Northern Polytechnic , 1950-60 ; honorary secretary of the Ramsay Memorial Fellowships Trust , 1949-61 , and chairman of the Advisory Council from 1961 . He was also dean of the faculty of science of University College , London , 1958-61 . He wrote over 200 articles and scientific papers , most of which appeared in the Jnl. Chem. Soc.
In 1934 he m. Ray Fortune Christina , daughter of Llewellyn Davies , Brecon , and they had one daughter. He d. in University College Hospital , London , 30 Jun. 1963 , after a short illness.
Melfyn Richard Williams, Llanuwchllyn
Published date: 2001