The Spanish scientists have presented an effective soundproofing material
The Spanish scientists have published in New Journal of Physics the description of technology which will allow to improve considerably sound insulation, the Tape referring to BBC News transmits.
Researchers have defined properties of the metamaterial named them "sound crystals", forcing sound to "flow round" object which is required to be isolated from noise. Sound crystals consist of set of small cylinders.
Effective sound insulation, on accounts of researchers, is reached by imposing against each
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