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金属学报  1984, Vol. 20 Issue (3): 162-168    
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纯Al的Pc内耗峰及其背底的研究
G.Gremaud;W.Benoit;贺履平
瑞士联邦洛桑高等理工学院;瑞士联邦洛桑高等理工学院;冶金工业部有色金属研究总院
A STUDY OF P_c PEAK AND ITS BACKGROUND IN PURE A1
GREMAUD G.; BENOIT W.;(Swiss Federal Institute of Technology; Lausanne; Switzerland); HE Lüping (General Research Institute of Non-Ferrous Metals; Ministry of Metallurgical Industry; Beijing) (Manuscript received 10 August; 1983)
引用本文:

G.Gremaud;W.Benoit;贺履平. 纯Al的Pc内耗峰及其背底的研究[J]. 金属学报, 1984, 20(3): 162-168.
, , . A STUDY OF P_c PEAK AND ITS BACKGROUND IN PURE A1[J]. Acta Metall Sin, 1984, 20(3): 162-168.

全文: PDF(580 KB)  
摘要: 用低频内耗方法,结合简谐侧应力-超声衰减实验,详细地研究了纯Al的P_c内耗峰及其背底,对其机理提出了新的解释:P_c内耗峰是由于位错拖曳可动的点缺陷(PD_1)而引起的,而其背底内耗是由于位错从可动点缺陷PD_1脱钉(低于150K时)和从不可动的点缺陷(PD_2)脱钉(高于150K时)而引起的。
Abstract:Based on a detailed Study of the internal friction peak P_c and its background in pure Al by means of torsion pendulum and harmonic bias stress experiments, a new interpretation of the interaction mechanisms between dislocations and immobile point defects and mobile defects is presented.
收稿日期: 1984-03-18     
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