Researchers have built a sheet of nickel with nanoscale pores that make it as strong as titanium but four to five times lighter.
from All Top News -- ScienceDaily https://www.sciencedaily.com/releases/2019/01/190128125314.htm
from All Top News -- ScienceDaily https://www.sciencedaily.com/releases/2019/01/190128125314.htm
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