1. Feynmann, R.Plenty of Room at the Bottom; American Physical Society annual meeting, CalTech, 1959.
2. Taniguchi, N.On the Basic Concept of ‘Nano-Technology’.Proc. ICPE; Tokyo, Part II, Japan Society of Precision Engineering, 1974. “‘Nano-technology” mainly consists of the processing of separation, consolidation, and deformation of materials by one atom or one molecule.
3. The most famous case is the Lycurgus Cup in the British museum. Chemical analysis reveals that the glass’s red color is due to particles, probably alloys of gold and silver. Seehttp://www.britishmuseum.org/explore/highlights/highlight_objects/pe_mla/t/the_lycurgus_cup.aspx.
4. X. The Bakerian Lecture. —Experimental relations of gold (and other metals) to light
5. Beiträge zur Optik trüber Medien, speziell kolloidaler Metallösungen