Acta Metall Sin  1996, Vol. 32 Issue (11): 1189-1193    DOI:

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POSITRON LIFETIME SPECTRA OF DUCTILE NiAl-Fe INTERMETALLIC ALLOYS

XIONG Liangyue1;2); CHEN Jian1); HU Zhuangqi1)(Institute of Metal Research; Chinese Acdemy of Sciences; Shenyang 110015)(International Center for Materials Physics; Chinese Academy of Sciences;Shenyang 110015)

XIONG Liangyue1;2); CHEN Jian1); HU Zhuangqi1)(Institute of Metal Research; Chinese Acdemy of Sciences; Shenyang 110015)(International Center for Materials Physics; Chinese Academy of Sciences;Shenyang 110015). POSITRON LIFETIME SPECTRA OF DUCTILE NiAl-Fe INTERMETALLIC ALLOYS. Acta Metall Sin, 1996, 32(11): 1189-1193.

Abstract References Related Articles Recommended Metrics Download:  PDF(431KB)  Export:  BibTeX | EndNote (RIS)       Abstract  The positron lifetime spectra of single crystals and polycrystals of three intermetallic alloys Ni50Al30Fe20, Ni50Al20Fe30 and Ni60Al20Fe20 were measured.Based on the characteristic parameters, a two-region trapping model for positron was introduced, and the relationship between the microstructure and mechanical properties was discussed Correspondent: XIONG Liangyue, associate professor, Institute of Metal Research, Chinese Academy of Sciences, Shenyang 110015 Key words:  Ni_(50)Al_(30)Fe_(20)      Ni_(50)Al_(20)Fe_(30)      Ni_(60)Al_(20)Fe_(20)      intermetallics      single crystal      positron annihilation      Received:  18 November 1996      Service E-mail this article Add to citation manager E-mail Alert RSS （） Articles by authors URL:  https://www.ams.org.cn/EN/     OR     https://www.ams.org.cn/EN/Y1996/V32/I11/1189 1DaroliaR．JMaterSciTechnol,1994;10:1572InoueA,MatsumotoT,TomiokaHJ．MaterSci,1984;19:30973HuangSC,FieldRD,KruegerDD．MetallTrans,1990;21A:9594GuhaS,MunroePR,BakerI．MaterSciEng,1991;A131:275ChenJ,ZhengQ,TangYJ,HuZQ．MaterLett,1995;22:1456KirkgarrdP,EldtupM,MogensenOE,PetersonN．ComputPhysCommun,1981;23:3077ChenJ,ZhengQ,YuY,LiYA,TangYJ,HuZQ．MaterLett,tobepublished8AldG,DupasquierA,MalfaUL,FiorentimanSR,RefazzoniC．JPhysF:MetPhys,1982;12:21859XiongLY,YanD,LungCW．MaterSciForum,1992;105-110:134110DengW,XiongLY,LungCW,WangSH,GuoJT．MaterSciForum,1995;175-178:33911BrandtW,ReinheimerJ．PhysRev,1970;2B:3104N [1] ZHAO Peng, XIE Guang, DUAN Huichao, ZHANG Jian, DU Kui. Recrystallization During Thermo-Mechanical Fatigue of Two High-Generation Ni-Based Single Crystal Superalloys[J]. 金属学报, 2023, 59(9): 1221-1229. [2] ZHANG Jian, WANG Li, XIE Guang, WANG Dong, SHEN Jian, LU Yuzhang, HUANG Yaqi, LI Yawei. Recent Progress in Research and Development of Nickel-Based Single Crystal Superalloys[J]. 金属学报, 2023, 59(9): 1109-1124. [3] LI Jiarong, DONG Jianmin, HAN Mei, LIU Shizhong. Effects of Sand Blasting on Surface Integrity and High Cycle Fatigue Properties of DD6 Single Crystal Superalloy[J]. 金属学报, 2023, 59(9): 1201-1208. [4] LU Nannan, GUO Yimo, YANG Shulin, LIANG Jingjing, ZHOU Yizhou, SUN Xiaofeng, LI Jinguo. Formation Mechanisms of Hot Cracks in Laser Additive Repairing Single Crystal Superalloys[J]. 金属学报, 2023, 59(9): 1243-1252. [5] WANG Di, HE Lili, WANG Dong, WANG Li, ZHANG Siqian, DONG Jiasheng, CHEN Lijia, ZHANG Jian. Influence of Pt-Al Coating on Tensile Properties of DD413 Alloy at High Temperatures[J]. 金属学报, 2023, 59(3): 424-434. [6] ZHANG Zixuan, YU Jinjiang, LIU Jinlai. Anisotropy of Stress Rupture Property of Ni Base Single Crystal Superalloy DD432[J]. 金属学报, 2023, 59(12): 1559-1567. [7] AN Xudong, ZHU Te, WANG Qianqian, SONG Yamin, LIU Jinyang, ZHANG Peng, ZHANG Zhaokuan, WAN Mingpan, CAO Xingzhong. Interaction Mechanism of Dislocation and Hydrogen in Austenitic 316 Stainless Steel[J]. 金属学报, 2021, 57(7): 913-920. [8] MA Dexin, ZHAO Yunxing, XU Weitai, PI Libo, LI Zhongxing. Surface Effect on Eutectic Structure Distribution in Single Crystal Superalloy Castings[J]. 金属学报, 2021, 57(12): 1539-1548. [9] ZHANG Shaohua, XIE Guang, DONG Jiasheng, LOU Langhong. Investigation on Eutectic Dissolution Behavior of Single Crystal Superalloy by Differential Scanning Calorimetry[J]. 金属学报, 2021, 57(12): 1559-1566. [10] TIAN Xuefen, LIU Xiang, GONG Min, ZHANG Peiyuan, WANG Kang, DENG Aihong. Defect Evolution in H/He Neutral Beam Irradiated W-ZrC Alloy Using Positron Annihilation Spectroscopy[J]. 金属学报, 2021, 57(1): 121-128. [11] HE Siliang, ZHAO Yunsong, LU Fan, ZHANG Jian, LI Longfei, FENG Qiang. Effects of Hot Isostatic Pressure on Microdefects and Stress Rupture Life of Second-Generation Nickel-Based Single Crystal Superalloy in As-Cast and As-Solid-Solution States[J]. 金属学报, 2020, 56(9): 1195-1205. [12] LIU Jinlai, YE Lihua, ZHOU Yizhou, LI Jinguo, SUN Xiaofeng. Anisotropy of Elasticity of a Ni Base Single Crystal Superalloy[J]. 金属学报, 2020, 56(6): 855-862. [13] LI Yuancai, JIANG Wugui, ZHOU Yu. Effect of Nanopores on Tensile Properties of Single Crystal/Polycrystalline Nickel Composites[J]. 金属学报, 2020, 56(5): 776-784. [14] MA Dexin,WANG Fu,XU Weitai,XU Wenliang,ZHAO Yunxing. Formation of Sliver Defects in Single CrystalCastings of Superalloys[J]. 金属学报, 2020, 56(3): 301-310. [15] ZHAO Xu,SUN Yuan,HOU Xingyu,ZHANG Hongyu,ZHOU Yizhou,DING Yutian. Effect of Orientation Deviation on Microstructure and Mechanical Properties of Nickel-Based Single Crystal Superalloy Brazing Joints[J]. 金属学报, 2020, 56(2): 171-181. No Suggested Reading articles found! Viewed Full text Abstract Cited   Shared      Discussed