Sn-Zn-Bi solder
Effect of Bismuth Addition on Structure and Mechanical Properties of Tin 9Zinc Soldering Alloy
... Sn-Zn-Bi solder alloys were prepared by using Tin, Zinc and Bi with ...of Sn and Zn were melted in a muffle furnace using a clay-gra- phite crucible at 450˚C temperature ...
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Fatigue Reliability Evaluation for Sn Zn Bi and Sn Zn Lead Free Solder Joints
... of Sn–37Pb eutectic solder with the fatigue strength of Sn–Zn–(Bi) solder, the authors carried out a mechanical fatigue test for ...treated Sn–37Pb solder decreases ...
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BGA Jointing Property of Sn 8 8 mass%Zn and Sn 8 0 mass%Zn 3 0 mass%Bi Solder on Electroless Nickel Phosphorus/Immersion Gold Plated Substrates*
... and solder ball backside after hot bump pull test for Sn– ...but Sn is not detected. Whereas (b) solder ball backside images in ...but Sn is strongly detected. Au and Zn are ...
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The Sn-3.5Ag-1.0Cu-0.1Zn/Cu Intermetallic Interface under Thermal Aging
... There are many types of lead-free solders available that have been used as a potential candidates as lead-based replacement in electronic industries such as Sn-Cu, Sn- Ag, Sn-Ag-Cu, ...
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Wettability of Sn Zn, Sn Ag Cu and Sn Bi Cu Alloys on Copper Substrates
... eutectic Sn Pb solder alloys are gradually being replaced by lead-free solder alloys because of the toxicity of ...lead-free solder alloys with a stable microstructure and mechanical ...
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Effect of Antimony Additions on Corrosion and Mechanical Properties of Sn Bi Eutectic Lead Free Solder Alloy
... solders: Sn-Bi, Sn-Ag, Sn-Zn, Sn-Cu and ...the Sn-Bi-Zn one was used in making printing wiring boards [1], however all of these eutectic composi- tions have ...
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Microstructural Evolution of Sn 58Bi/Cu Joints through Minor Zn Alloying Substrate during Electromigration
... With Zn alloyed into Cu substrate, we can observe the ob- vious difference on growth thickness of Bi-rich layer and IMC thickness at the cathode ...of Bi-rich layer and IMC layer at an- ode side, in ...
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Thermal Properties and Phase Stability of Zn Sn and Zn In Alloys as High Temperature Lead Free Solder
... of Zn-Sn alloys slightly decreased with increasing exposure ...of Zn-Sn alloys abruptly decreased, especially for ...of Zn-Sn alloys showed no further degradation beyond 100 h ...
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Interfacial Reaction and Mechanical Characterization of Eutectic Sn Zn/ENIG Solder Joints during Reflow and Aging
... the Sn–9Zn/ENIG joints aged at different ...of Sn–8Zn–3Bi solder balls (300 mm in diameter) on the Au/Ni–P/Cu layer during aging at 423 ...the Sn–Zn– Bi/Au/Ni–P/Cu joints ...
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Interfacial Properties of Zn Sn Alloys as High Temperature Lead Free Solder on Cu Substrate
... High temperature solders are widely used as interconnect- ing materials for Si dies to packaging lead-frames, and also for flip-chip technology. Conventional high temperature solders have been high lead-bearing alloys, ...
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Thermodynamic Study of Phase Equilibria in the Sn Ag Bi Zn Quaternary System
... of Bi in the liquid phase makes the melting point fall to near the melting point of the Sn-Bi binary ...of Bi in the liquid phase is about 30% when solidification is ...the Bi ...
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Properties of Solder Joints Using Sn Ag Bi In Solder
... of solder joint under this set of conditions was observed, with the result shown in ...the Sn matrix of a fillet and formed an indium oxidized phase near the fillet surface after being left under the above ...
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Effect of Zn Addition on Interfacial Reactions Between Sn Bi Solder and Cu Substrate
... eutectic Sn-58Bi solder used in this study was a com- mercially available Sn-Bi solder ...The Sn-Bi-Zn solder alloy was prepared in-house by dissolving a ...
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Reliability of Sn 8 mass%Zn 3 mass%Bi Lead Free Solder and Zn Behavior
... the Sn–Ag–Cu alloy has become the most popular because of its good reliability and sufficient ...of Sn–Ag–Cu are the well known shortcomings of this alloy which can be ...the Sn–Ag–Cu alloy, ...
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Anomalous Creep in Sn Rich Solder Joints
... Nonetheless, a force-fit to the Dorn equation may be useful as a first-order fit to the creep behavior over this tempera- ture regime. For this reason the best-fit stress-exponents and activation energies are tabulated ...
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Thermodynamic Properties of Liquid Al Sn Zn Alloys: A Possible New Lead Free Solder Material
... Because of its potential to be used as a lead free solder material the thermodynamic properties of the liquid Al–Sn–Zn system were investigated. Using an appropriate galvanic cell, the partial free ...
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To Investigate the Thermal and Mechanical Properties of Bismuth Doped SAC Solder
... For investigating microstructure of specimen the small sized samples are mounted in Bakelite for holding easily in hands during polishing process. Mounting is done in mounting press machine. The temperature for using ...
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Melting and Joining Behavior of Sn/Ag and Sn Ag/Sn Bi Plating on Cu Core Ball
... Cu-core solder balls exhibited shear strength comparable to those using previously alloyed solder ever, fractures began to occur at the joint interface for SB-SA joints due to thermal ...the Sn–Ag–Cu ...
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Activity Measurement of the Constituents in Molten Sn Mg Zn Ternary Lead Free Solder Alloys by Mass Spectrometry
... is Sn–Pb alloy, which have low melting point and excellent electrical, strength properties and ...material. Sn– Zn based alloys were viewed as very promising cadidates 1) among many potential ...
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Interfacial Reaction between Sn Ag Co Solder and Metals
... between Sn–Ag–Cu solder and plated iron to revel the effect of iron-plating conditions on reactions in molten ...lead-free solder was largely attributable to the grain size of the plated surface and ...
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