A Top-Down Approach of Making Sn-3.5Ag Nanosolder Alloy by Swirl Method

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The nanoparticles of tin-silver solder, Sn-3.5Ag, of necklace geometry were made in a swirl batch. It was found that the addition of the element, Ag, did not vary the microstructure of the solder matrix, but Ag simply diluted into the Sn matrix randomly.
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