Carbon natural

EttI R, Chao I, Diederich F and Whetten R L 1991 Isolation of C-g, a chiral (Dg) allotrope of carbon Nature 353... [Pg.2425]

See Carbon, CARBON AND ARTIFICIAL GRAPHITE Carbon, NATURAL GRAPHITE. [Pg.390]

Graphites (natural or synthetic) are black semireinforcing fillers used almost exclusively in rotary shaft seal applications where surface lubricity and abrasion resistance must be enhanced (see Carbon, natural graphite). [Pg.477]

Hansell, D. and Carlson, C. A. (1998). Deep-ocean gradients in the concentration of dissolved organic carbon. Nature 395, 263-266. [Pg.275]

Carbonate mineralisation refers to the conversion of C02 to solid inorganic carbonates. Naturally occurring alkaline and alkaline-earth oxides read chemically with C02 to produce... [Pg.103]

Figure 11. The increased readability of the text in the IR image (at the bottom) with respect to the visible image (at the top) in a XI century manuscript evidences that carbon nature of the ink used.