a catalyst quantity of 8 to 10 g the ribbons of metallic glass or amorphous metal were degreased and cut into pieces of a length of 1 to 2 cm table ii______________________________________ conversion grade u03b7 starting material temp u00b0 c str1 ______________________________________fe sub 91 zr sub 9 amorphous 350 u00b0 0 001704fe sub 91 zr sub 9 crystalline 350 u00b0 0 001309fe pure crystalline 380 u00b0 0 000144fe sub 91 zr sub 9 amorphous 380 u00b0 0 005089fe sub 91 zr sub 9 crystalline 380 u00b0 0 004801fe pure crystalline 450 u00b0 0 00835fe sub 91 zr sub 9 crystalline 450 u00b0 0 03268fe sub 24 zr sub 76 amorphous 450 u00b0 0 08170fe sub 24 zr sub 76 amorphous 380 u00b0 0 002880______________________________________ note ratio n sub 2 h sub 2 1 2 that alternating effects exist between the metals in the actual effective catalyst is shown in the comparison of the conversion figures for the ammonium synthesis in the case of the system iron zirconium whereas pure iron does not result in an active catalyst at 350 u00b0 c fe 9 zr 91 and fe 24 zr 76 glasses form active catalysts whereas fe 91 zr 9 is more active at 400 u00b0 c than fe 24 zr 76 fe 24 zr 76 surpasses the activity of fe 91 zr 9 at higher temperatures many highly active catalytic systems can be obtained by way of amorphous metals the investigation was carried out.