An overview of the recent progress in the theoretical study of relationship between grain-boundarysegregation and brittle fracture is provided.
综述和简要评价了晶界偏聚和材料脆性断裂之间关系的理论研究进展情况。
2
The results show that main cause of conchoidal fracture forming is that composition segregation in solidification grainboundary of casting steel reduces the resistance of crack propagation.
结果表明，沿一次晶晶界的成分偏析对裂纹扩展阻力的降低作用是铸钢中贝壳状断口形成的主要原因。
3
In present work, the quantum theory of scatter of grainboundary to solutes has been proposed to explain the solute segregation on moving boundaries.