The “amber centres” and their relation to the brown colour in diamond

Optical absorption and luminescence in diamond

John W. Walker · Reports on Progress in Physics · 1979 · 555 citations

Natural Sciences, Materials Science, Physics +17

Colour Centres in Diamond

A T Collins · The Journal of Gemmology · 1982 · 97 citations

Natural Sciences, Materials Engineering, Materials Science +5

Optical studies of vibronic bands in yellow luminescing natural diamonds

A T Collins, K Mohammed · Journal of Physics C Solid State Physics · 1982 · 75 citations

Natural Sciences, Materials Engineering, Materials Science +17

The Nature of diamonds

Choice Reviews Online · 1998 · 74 citations

Humanities, Literature, Materials Science +10

Defects in coloured natural diamonds

F. De Weerdt, J. Van Royen · Diamond and Related Materials · 2001 · 50 citations

Natural Sciences, Materials Engineering, Materials Science +11