The Interface Microstructure and Shear Strength of Sn2.5Ag0.7Cu0.1RExNi/Cu Solder Joints under Thermal-Cycle Loading
被引:5
作者:
Cao, Congcong
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Henan Univ Sci & Technol, Sch Mat Sci & Engn, Henan Prov Key Lab Nonferrous Met Mat Sci & Proc, Luoyang 471023, Peoples R ChinaHenan Univ Sci & Technol, Sch Mat Sci & Engn, Henan Prov Key Lab Nonferrous Met Mat Sci & Proc, Luoyang 471023, Peoples R China
Cao, Congcong
[1
]
Zhang, Keke
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Henan Univ Sci & Technol, Sch Mat Sci & Engn, Henan Prov Key Lab Nonferrous Met Mat Sci & Proc, Luoyang 471023, Peoples R ChinaHenan Univ Sci & Technol, Sch Mat Sci & Engn, Henan Prov Key Lab Nonferrous Met Mat Sci & Proc, Luoyang 471023, Peoples R China
Zhang, Keke
[1
]
Shi, Baojin
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机构:
Inst China Shipbldg 725 Ind, Luoyang 471023, Peoples R ChinaHenan Univ Sci & Technol, Sch Mat Sci & Engn, Henan Prov Key Lab Nonferrous Met Mat Sci & Proc, Luoyang 471023, Peoples R China
Shi, Baojin
[2
]
Wang, Huigai
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Henan Univ Sci & Technol, Sch Mat Sci & Engn, Henan Prov Key Lab Nonferrous Met Mat Sci & Proc, Luoyang 471023, Peoples R ChinaHenan Univ Sci & Technol, Sch Mat Sci & Engn, Henan Prov Key Lab Nonferrous Met Mat Sci & Proc, Luoyang 471023, Peoples R China
Wang, Huigai
[1
]
Zhao, Di
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Henan Univ Sci & Technol, Sch Mat Sci & Engn, Henan Prov Key Lab Nonferrous Met Mat Sci & Proc, Luoyang 471023, Peoples R ChinaHenan Univ Sci & Technol, Sch Mat Sci & Engn, Henan Prov Key Lab Nonferrous Met Mat Sci & Proc, Luoyang 471023, Peoples R China
Zhao, Di
[1
]
Sun, Mengmeng
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Henan Univ Sci & Technol, Sch Mat Sci & Engn, Henan Prov Key Lab Nonferrous Met Mat Sci & Proc, Luoyang 471023, Peoples R ChinaHenan Univ Sci & Technol, Sch Mat Sci & Engn, Henan Prov Key Lab Nonferrous Met Mat Sci & Proc, Luoyang 471023, Peoples R China
Sun, Mengmeng
[1
]
Zhang, Chao
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Henan Univ Sci & Technol, Sch Mat Sci & Engn, Henan Prov Key Lab Nonferrous Met Mat Sci & Proc, Luoyang 471023, Peoples R ChinaHenan Univ Sci & Technol, Sch Mat Sci & Engn, Henan Prov Key Lab Nonferrous Met Mat Sci & Proc, Luoyang 471023, Peoples R China
Zhang, Chao
[1
]
机构:
[1] Henan Univ Sci & Technol, Sch Mat Sci & Engn, Henan Prov Key Lab Nonferrous Met Mat Sci & Proc, Luoyang 471023, Peoples R China
[2] Inst China Shipbldg 725 Ind, Luoyang 471023, Peoples R China
The interface microstructure and shear strength of Sn2.5Ag0.7Cu0.1RExNi/Cu solder joints under thermal-cycle loading were investigated with scanning electron microscope (SEM), energy dispersive spectroscopy (EDS), X-ray diffraction (XRD) and physical and chemical tests. The results show that an intermetallic compound (IMC) layer of Sn2.5Ag0.7Cu0.1RExNi/Cu solder joints evolved gradually from the scalloped into larger wavy forms with increasing number of thermal cycles. The roughness and average thickness of IMC increased with thermal-cycle loading. However, at longer thermal-cycle loading, the shear strength of the joints was reduced by about 40%. The fracture pathway of solder joints was initiated in the solder seam with ductile fracture mechanism and propagated to the solder seam/IMC layer with ductile-brittle mixed-type fracture mechanism, when the number of thermal cycles increased from 100 to 500 cycles. By adding 0.05 wt.% Ni, the growth of the joint interface IMC could be controlled, and the roughness and average thickness of the interfacial IMC layer reduced. As a result, the shear strength of joints is higher than those without Ni. When compared to joint without Ni, the roughness and average thickness of 0.05 wt.% Ni solder joint interface IMC layer reached the minimum after 500 thermal cycles. The shear strength of that joint was reduced to a minimum of 36.4% of the initial state, to a value of 18.2 MPa.
机构:
Korea Inst Ind Technol, Microjoining Ctr, 156 Gaetbeol Ro, Incheon 22003, South Korea
Osaka Univ, Grad Sch Engn, 2-1 Yamadaoka, Suita, Osaka 5650871, JapanKorea Inst Ind Technol, Microjoining Ctr, 156 Gaetbeol Ro, Incheon 22003, South Korea
Bang, Junghwan
;
Yu, Dong-Yurl
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Korea Inst Ind Technol, Microjoining Ctr, 156 Gaetbeol Ro, Incheon 22003, South KoreaKorea Inst Ind Technol, Microjoining Ctr, 156 Gaetbeol Ro, Incheon 22003, South Korea
Yu, Dong-Yurl
;
Yang, Ming
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Korea Inst Ind Technol, Microjoining Ctr, 156 Gaetbeol Ro, Incheon 22003, South KoreaKorea Inst Ind Technol, Microjoining Ctr, 156 Gaetbeol Ro, Incheon 22003, South Korea
Yang, Ming
;
Ko, Yong-Ho
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Korea Inst Ind Technol, Microjoining Ctr, 156 Gaetbeol Ro, Incheon 22003, South KoreaKorea Inst Ind Technol, Microjoining Ctr, 156 Gaetbeol Ro, Incheon 22003, South Korea
Ko, Yong-Ho
;
Yoon, Jeong-Won
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Korea Inst Ind Technol, Microjoining Ctr, 156 Gaetbeol Ro, Incheon 22003, South KoreaKorea Inst Ind Technol, Microjoining Ctr, 156 Gaetbeol Ro, Incheon 22003, South Korea
Yoon, Jeong-Won
;
Nishikawa, Hiroshi
论文数: 0引用数: 0
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机构:
Osaka Univ, Joining & Welding Res Inst, 11-1 Mihogaoka, Ibaraki, Osaka 5670047, JapanKorea Inst Ind Technol, Microjoining Ctr, 156 Gaetbeol Ro, Incheon 22003, South Korea
Nishikawa, Hiroshi
;
Lee, Chang-Woo
论文数: 0引用数: 0
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机构:
Korea Inst Ind Technol, Microjoining Ctr, 156 Gaetbeol Ro, Incheon 22003, South KoreaKorea Inst Ind Technol, Microjoining Ctr, 156 Gaetbeol Ro, Incheon 22003, South Korea
机构:
City Univ Hong Kong, EPA Ctr, Dept Elect Engn, Kowloon Tong, Hong Kong, Peoples R ChinaCity Univ Hong Kong, EPA Ctr, Dept Elect Engn, Kowloon Tong, Hong Kong, Peoples R China
Chan, Y. C.
;
Yang, D.
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City Univ Hong Kong, EPA Ctr, Dept Elect Engn, Kowloon Tong, Hong Kong, Peoples R ChinaCity Univ Hong Kong, EPA Ctr, Dept Elect Engn, Kowloon Tong, Hong Kong, Peoples R China
机构:
Univ New South Wales, Sch Mech & Mfg Engn, Lab Precis & Nano Proc Technol, Sydney, NSW 2052, AustraliaUniv New South Wales, Sch Mech & Mfg Engn, Lab Precis & Nano Proc Technol, Sydney, NSW 2052, Australia
Gain, Asit Kumar
;
Zhang, Liangchi
论文数: 0引用数: 0
h-index: 0
机构:
Univ New South Wales, Sch Mech & Mfg Engn, Lab Precis & Nano Proc Technol, Sydney, NSW 2052, AustraliaUniv New South Wales, Sch Mech & Mfg Engn, Lab Precis & Nano Proc Technol, Sydney, NSW 2052, Australia
Zhang, Liangchi
;
Quadir, M. Z.
论文数: 0引用数: 0
h-index: 0
机构:
Univ New South Wales, Sch Mat Sci & Engn, Sydney, NSW 2052, Australia
Curtin Univ, John de Laeter Ctr, Microscopy & Microanal Facil, Bentley, WA 6102, AustraliaUniv New South Wales, Sch Mech & Mfg Engn, Lab Precis & Nano Proc Technol, Sydney, NSW 2052, Australia
机构:
Korea Inst Ind Technol, Microjoining Ctr, 156 Gaetbeol Ro, Incheon 22003, South Korea
Osaka Univ, Grad Sch Engn, 2-1 Yamadaoka, Suita, Osaka 5650871, JapanKorea Inst Ind Technol, Microjoining Ctr, 156 Gaetbeol Ro, Incheon 22003, South Korea
Bang, Junghwan
;
Yu, Dong-Yurl
论文数: 0引用数: 0
h-index: 0
机构:
Korea Inst Ind Technol, Microjoining Ctr, 156 Gaetbeol Ro, Incheon 22003, South KoreaKorea Inst Ind Technol, Microjoining Ctr, 156 Gaetbeol Ro, Incheon 22003, South Korea
Yu, Dong-Yurl
;
Yang, Ming
论文数: 0引用数: 0
h-index: 0
机构:
Korea Inst Ind Technol, Microjoining Ctr, 156 Gaetbeol Ro, Incheon 22003, South KoreaKorea Inst Ind Technol, Microjoining Ctr, 156 Gaetbeol Ro, Incheon 22003, South Korea
Yang, Ming
;
Ko, Yong-Ho
论文数: 0引用数: 0
h-index: 0
机构:
Korea Inst Ind Technol, Microjoining Ctr, 156 Gaetbeol Ro, Incheon 22003, South KoreaKorea Inst Ind Technol, Microjoining Ctr, 156 Gaetbeol Ro, Incheon 22003, South Korea
Ko, Yong-Ho
;
Yoon, Jeong-Won
论文数: 0引用数: 0
h-index: 0
机构:
Korea Inst Ind Technol, Microjoining Ctr, 156 Gaetbeol Ro, Incheon 22003, South KoreaKorea Inst Ind Technol, Microjoining Ctr, 156 Gaetbeol Ro, Incheon 22003, South Korea
Yoon, Jeong-Won
;
Nishikawa, Hiroshi
论文数: 0引用数: 0
h-index: 0
机构:
Osaka Univ, Joining & Welding Res Inst, 11-1 Mihogaoka, Ibaraki, Osaka 5670047, JapanKorea Inst Ind Technol, Microjoining Ctr, 156 Gaetbeol Ro, Incheon 22003, South Korea
Nishikawa, Hiroshi
;
Lee, Chang-Woo
论文数: 0引用数: 0
h-index: 0
机构:
Korea Inst Ind Technol, Microjoining Ctr, 156 Gaetbeol Ro, Incheon 22003, South KoreaKorea Inst Ind Technol, Microjoining Ctr, 156 Gaetbeol Ro, Incheon 22003, South Korea
机构:
City Univ Hong Kong, EPA Ctr, Dept Elect Engn, Kowloon Tong, Hong Kong, Peoples R ChinaCity Univ Hong Kong, EPA Ctr, Dept Elect Engn, Kowloon Tong, Hong Kong, Peoples R China
Chan, Y. C.
;
Yang, D.
论文数: 0引用数: 0
h-index: 0
机构:
City Univ Hong Kong, EPA Ctr, Dept Elect Engn, Kowloon Tong, Hong Kong, Peoples R ChinaCity Univ Hong Kong, EPA Ctr, Dept Elect Engn, Kowloon Tong, Hong Kong, Peoples R China
机构:
Univ New South Wales, Sch Mech & Mfg Engn, Lab Precis & Nano Proc Technol, Sydney, NSW 2052, AustraliaUniv New South Wales, Sch Mech & Mfg Engn, Lab Precis & Nano Proc Technol, Sydney, NSW 2052, Australia
Gain, Asit Kumar
;
Zhang, Liangchi
论文数: 0引用数: 0
h-index: 0
机构:
Univ New South Wales, Sch Mech & Mfg Engn, Lab Precis & Nano Proc Technol, Sydney, NSW 2052, AustraliaUniv New South Wales, Sch Mech & Mfg Engn, Lab Precis & Nano Proc Technol, Sydney, NSW 2052, Australia
Zhang, Liangchi
;
Quadir, M. Z.
论文数: 0引用数: 0
h-index: 0
机构:
Univ New South Wales, Sch Mat Sci & Engn, Sydney, NSW 2052, Australia
Curtin Univ, John de Laeter Ctr, Microscopy & Microanal Facil, Bentley, WA 6102, AustraliaUniv New South Wales, Sch Mech & Mfg Engn, Lab Precis & Nano Proc Technol, Sydney, NSW 2052, Australia