[PDF] Top 20 Effect of Strain Rate and Temperature on Tensile Properties of Bi Based Lead Free Solder

... point solder has been used as a bonding ma- terial for discrete semiconductors, power modules, IC chips and so ...Pb-Sn solder has been used as high-melt- ing point solder which has a melting point ... See full document

... room temperature because the activation of slip planes at room temperature is limited and only involved the basal ...room temperature is 100 times greater than CRSS of the basal slip ...When ... See full document

... the effect of strain rate on different tensile properties of high density polyethylene (HDPE) and polypropylene (PP) ...composite. Tensile specimens of virgin HDPE-PP composites ... See full document

... Sn-9Zn lead-free solder alloy was prepared by conventional casting technique then cold-rolled into long sheets of 1 mm thickness and 3 mm ...the effect of isochronal heat treatment on ... See full document

... removing lead from solder alloys led to the very fast introduction of lead-free solder alloys without a deep knowledge of their ...of lead-free solders is required to ... See full document

... the properties of solders at room temper- ature is not enough to predict their behavior when an electrical current is ...a lead-free solder material because of its low melting point, excellent ... See full document

... harmful effect of lead on human body and environment has promoted many research and experiments on lead free solders for electronic ...new lead free solders should have some ... See full document

... environmental effect of Pb present in tin solders, legislation trend to reduce or eliminate the utilization of lead from a wide variety of ...for lead-free solders: Sn-Bi, Sn-Ag, Sn-Zn, ... See full document

... Sn37Pb solder consists of two constituent phase, ...and lead-reach phase. During high temperature aging, the average grain size both of the tin-rich and the lead-rich phases ... See full document

... melting temperature lead free solders to soda lime glass through ultrasonic ...involving temperature, time, vibration amplitude and frequency were kept constant except for the new alloying ... See full document

... Pb-Sn solder is a very important material but Pb is toxic and has adverse effects on the environment and human ...Pb-Sn solder alloys are being avoided and new Pb-free solder alloys are being ... See full document

... Sn-Ag-Cu solder alloys has been shown to be advantageous for mobile ...specific properties such as oxidation resistance and/or mechanical reliability ... See full document

... 15Bi solder shows deformation along the Bi particles, but it would seem difficult for this phe- nomenon to occur because of the amount of Bi being lower than ...are Bi particles around the Sn ... See full document

... We found that Zn-Sn alloys exhibit excellent oxidation resistance and good mechanical properties under severe thermal and humidity conditions, and as such, they have good potential in die attach bonding. The CTE ... See full document

... room temperature. In the temperature range up to 100°C no major changes of tensile strength were observed, as confirmed by the statistical analysis ANOVA results (Table 2) at significance level ...in ... See full document

... our data in Fig. 6 (right). All references report a slight increase in a temperature range between RT and nearly 370°C. Our values are consistent with these results and show the reliability of the measurement ... See full document

... Sn–37Pb solder (using the data from ...Sn–9Zn solder, because its result agrees with the result of the torsion test of Komatsu’s research (slope ; ... See full document

... The effect on the wetting curve is not significant because the addition amount of Ge is very trace, so choose the middle Ge content for the dipping ...the temperature of Sn- ...wetting rate rapidly ... See full document

... reaction rate of Cu with Pb- free solder is much faster than with Sn–Pb solder because of the high content of Sn in the solder and a channel effect in the Pb-free ...melting ... See full document

... holding temperature, the reaction rates tended to decrease with the increase of average grain ...reaction rate at every ...reaction rate, which corresponds to the dissolution thickness, is ... See full document