Laser modification of optical properties of a carbon nanotube suspension in dimethylformamideстатьяИсследовательская статья
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Дата последнего поиска статьи во внешних источниках: 28 февраля 2018 г.
Аннотация:It is shown experimentally that a semitransparent suspension of multiwall carbon nanotubes (MWNTs) in N,N-dimethylformamide (DMF) is irreversibly bleached in a wide optical wavelength range in a field of nanosecond high-power laser radiation with a wavelength of 532 nm. The bleaching is accompanied by a sharp decrease in the nonlinear scattering; the suspension ceases to optically limit power. It is shown that the suspension is bleached due to light-induced chemical reactions between MWNTs and DMF molecules with formation of new hydrocarbon chemical bonds.