Magic Trick with Gold and Glass
Glasses doped with gold particles of controllable size and shape deliver new materials for optoelectronic applications
11-Nov-2005 -
Even the ancient Romans were familiar with processes for coloring glass by adding gold. Initially colorless, the glass takes on a ruby-red color when heated in a controlled fashion. The source of this color is finely divided gold clusters. The light absorption depends on the concerted oscillation ...
absorption
Chemie
chemistry
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