The internal friction and precipitate phases of the deformed Fe-P-N alloys have been investigated. It has been found that the ratio of depends on the content of P and the relation holds if the content of N is lower th...The internal friction and precipitate phases of the deformed Fe-P-N alloys have been investigated. It has been found that the ratio of depends on the content of P and the relation holds if the content of N is lower than 30wt.ppm and the content of P is lower than 640wt.ppm. It shows that the intercept K2 is related to the presence of the atomic pairs and clusters of P in the alloy matrix.展开更多
The effect of La addition in Fe-P-N upon Snoek-Ke-Kster(SKK)damping peak was studied.It was found that the damping depends on the atomic concentration ratio between La and P(C_(La)/C_P).When the ratio is comparatively...The effect of La addition in Fe-P-N upon Snoek-Ke-Kster(SKK)damping peak was studied.It was found that the damping depends on the atomic concentration ratio between La and P(C_(La)/C_P).When the ratio is comparatively high in the alloy(for example,4.56 on 2.6),La will appreciably enhance SKK damping,whereas in the alloy saturated with P at a lower C_(La)/C_P ratio of 0.27 La will no longer exert any effect on SKK peak.展开更多
文摘The internal friction and precipitate phases of the deformed Fe-P-N alloys have been investigated. It has been found that the ratio of depends on the content of P and the relation holds if the content of N is lower than 30wt.ppm and the content of P is lower than 640wt.ppm. It shows that the intercept K2 is related to the presence of the atomic pairs and clusters of P in the alloy matrix.
文摘The effect of La addition in Fe-P-N upon Snoek-Ke-Kster(SKK)damping peak was studied.It was found that the damping depends on the atomic concentration ratio between La and P(C_(La)/C_P).When the ratio is comparatively high in the alloy(for example,4.56 on 2.6),La will appreciably enhance SKK damping,whereas in the alloy saturated with P at a lower C_(La)/C_P ratio of 0.27 La will no longer exert any effect on SKK peak.