. "RIV/67985891:_____/00:08030048" . "Research of ecological non-inflammable absorptive materials for noise reduction and measurement of their properties."@en . . . . "8(115)" . "P(GA102/98/1263), Z(AV0Z3046908)" . "Kol\u00E1\u0159, Franti\u0161ek" . . . . . "0"^^ . "acoustic materials; epoxy resins"@en . . "2"^^ . "0"^^ . . . "4"^^ . "1"^^ . "The optimum frequency characteristic of the sound absorption coefficient has the material comprising particles of 0,6 - 1,2 mm. The quantity of the binding agent must be very low to keep the large porosity but at an adequate mechanical resistance." . "CZ - \u010Cesk\u00E1 republika" . . "[BBE0EA5A5818]" . "Research of ecological non-inflammable absorptive materials for noise reduction and measurement of their properties." . "Acta Montana. AB" . "RIV/67985891:_____/00:08030048!RIV/2004/GA0/A08004/N" . . "The optimum frequency characteristic of the sound absorption coefficient has the material comprising particles of 0,6 - 1,2 mm. The quantity of the binding agent must be very low to keep the large porosity but at an adequate mechanical resistance."@en . . "Research of ecological non-inflammable absorptive materials for noise reduction and measurement of their properties."@en . . "725190" . "\u017Dikovsk\u00FD, J." . "N/A" . "Research of ecological non-inflammable absorptive materials for noise reduction and measurement of their properties." . "111;114" . . "1211-1576" .