简介：［1］A.G.Khachaturyan,T.F.Lindsey,J.W.Morris,Jr:Metall.Trans.,19(1988),p.249.［2］V.Radmilovic,A.G.Fox,G.Thomas:ActaMetall.,37(1989),p.2385.［3］B.J.Shaiu,H.T.Li,HaydnChen:Metal.Trans.,21(1990),p.1133.［4］G.Schmitz,P.Haasen:ActaMetall.Mater.,40(1992),p.2209.［5］V.Mahadev,K.Mahalingam,G.L.Liedl,etal.:ActaMetall.Mater.,42(1994),p.1039.［6］P.Haasen:PhaseTransformationsinMaterials.VCH,Weinheim,1991.［7］L.Q.Chen,A.G.Khachaturyan:ActaMetall.Mater.,39(1991),p.2533.［8］L.Q.Chen,A.G.Khachaturyan:ScriptaMetall.,25(1991),p.67.［9］R.Poduri,L.Q.Chen:ActaMetall.Mater.,44(1996),p.4253.［10］A.Chakrabarti:Phys.Rev.,45(1992),p.9620.［11］H.Tanaka,TakeshiYokokawa,HajimeAbe,etal.:Phys.Rev.Lett.,65(1990),p.3136.

简介：MoleculardynamicssimulationwascarriedouttoinvestigatetheliquidandamorphousmicrostructuresofbinaryAgx-Rh(100-x)(x=25,50,75inatomfraction)alloys.SegregationfeatureofhomogeneousinteratomicbindingofAg-Rhliquidwasfoundandprobed,whichcanberetainedintoamorphoussolidsuponrapidcooling.Homogeneousbindingmayoccurwhenthedifferenceintheelementalatomicsizesislessthan10%.Theicosahedrainliquidbeforetheformationofamorphousstateexistinastablestateandthenetworkformedby1551-clustersinmoltenalloyswouldinhibitthecrystallizationanddiffusionofatoms.Ahigherdegreeof1551-clusterswillbefavorabletoformmetallicglasses.