. "Alan James Duncan"@en . "Nuclear physics"@en . . . "Alan James Duncan FRSE FRSA (4 November 1938 \u2013 9 July 1999) was a Scottish atomic physicist who created a metastable atomic hydrogen beam apparatus used to first observe the two-photon decay of metastable hydrogen and measure fundamental predictions of quantum theory. The Science and Engineering Research Council of UK placed him highly in their publication Highlights in Physics (1985)"@en . . . . . . . . . . . . . "Alan James Duncan"@en . "1082828823"^^ . "University of St Andrews"@en . . . . . . . . . . . . . . . . . . "Scottish"@en . . . . . . "Kingston, East Lothian, Scotland"@en . "1938-11-04"^^ . . . . . . . "Alan James Duncan FRSE FRSA (4 November 1938 \u2013 9 July 1999) was a Scottish atomic physicist who created a metastable atomic hydrogen beam apparatus used to first observe the two-photon decay of metastable hydrogen and measure fundamental predictions of quantum theory. The Science and Engineering Research Council of UK placed him highly in their publication Highlights in Physics (1985)"@en . . . . "British Columbia, Canada"@en . . . . . . . . "University of Stirling"@en . . "Alan James Duncan"@en . "49837896"^^ . "1999-07-09"^^ . . . . . "1999-07-09"^^ . "4469"^^ . . . . . . "1938-11-04"^^ . .