The diffusion coefficients of lanthnum in liquid Al-Si alloy have been measured successfullyby the anodic chronopotentiometry. At 973K, the diffusion coefficien
The method controlling grain shape in TMT processing and the effect of grain shape on char-acteristic parameters in superplastic deformation were discussed.The
The interfacial tension between FeO-CaO-SiO<sub>2</sub>-MgO system slag and Cu-Fe-S systemmatte was determinated by the X-ray radiograph sessile drop method.The