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Researchershavebecomeincreasinglyinterestedinironaluminideintermetallics (includingFe3AlandFeAl)since 1970sinviewofthecombinationoflowcost,lowerdensity ,remarkableresistancetoerosion ,sulfidizingandoxidizingathightemperature .However ,industrialap plicationofthesealloyshasbeenverylimitedduetotheirpoorductilityandfracturetoughnessatroomtemperatureaswellastheirdifficultyinshaping[1] .Somestudieshaveindicatedthatcoatingstructuralmaterialswithironaluminidesbyusingthermalsprayingwillnotonlysolveth… 相似文献
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利用干涉仪,用连续激光作光源实现了对隐藏在强散射介质中吸收物体的成像,并采用了一种新的滤波算法──阈值密度滤波器,处理干涉条纹中的散斑噪声,达到了亚毫米级的空间分辨率. 相似文献
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