Cu-23 at.%Zn-11 at.% Al alloy has been studied by positron annihilation technique. It is shown that the defects in the alloy induced by quenching from the temperature above α-transformation are basically monovacancie...Cu-23 at.%Zn-11 at.% Al alloy has been studied by positron annihilation technique. It is shown that the defects in the alloy induced by quenching from the temperature above α-transformation are basically monovacancies, instead of other forms of defects.展开更多
The phase transformation of Cu-23 at.%Zn-11 at.% Al alloy from about 5℃ to 25℃ has been studied by means of the positron annihilation and transmission electron microscope. It is shown that the stacking faults in the...The phase transformation of Cu-23 at.%Zn-11 at.% Al alloy from about 5℃ to 25℃ has been studied by means of the positron annihilation and transmission electron microscope. It is shown that the stacking faults in the alloy have no remarkable effect on the trapping of positrons.展开更多
文摘Cu-23 at.%Zn-11 at.% Al alloy has been studied by positron annihilation technique. It is shown that the defects in the alloy induced by quenching from the temperature above α-transformation are basically monovacancies, instead of other forms of defects.
文摘The phase transformation of Cu-23 at.%Zn-11 at.% Al alloy from about 5℃ to 25℃ has been studied by means of the positron annihilation and transmission electron microscope. It is shown that the stacking faults in the alloy have no remarkable effect on the trapping of positrons.
