简介:Thereductionofcarbon/aluminapowdermixtureinaflowingnitrogenstreamwasinve-tigatedbythequantitiativeanalysisofX-raydiffraction.Experimentalresultsindicatedthatthereactionratecouldbeincreasedbyincreasingthenitrogenflowrate,ortreatingtemperature,Theratewasalsofoundtobeincreasedbydecreasingthealuminaparticlesizeandinitialbulkdensity,Andthecalcinedaluminawassup-posedtobethesuitablesourceofaluminumox-idecomparedwiththeothertypesofalumina.ThefinalpowderproductofAlNwasobservedbySEMandanalyzedbyaprticle-sizeanalyzer.