America's High-Tech Quandary
Features 12/5/2005 Post a comment In the U.S., engineering has lost the prestige it once enjoyed. Now, the country must figure out how to stay competitive with China, India, and other Asian countries determined to become the next engineering superpowers.
Producing high-quality end-production metal parts with additive manufacturing for applications like aerospace and medical requires very tightly controlled processes and materials. New standards and guidelines for machines and processes, materials, and printed parts are underway from bodies such as ASTM International.
Engineers at the University of San Diego’s Jacobs School of Engineering have designed biobatteries on commercial tattoo paper, with an anode and cathode screen-printed on and modified to harvest energy from lactate in a person’s sweat.
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