IN the course of experimental work on the anodic behaviour of lead, it was found desirable to produce a high degree of polish on specimens which might have overall areas of as little as 1 sq.cm. An ...
THE electrolytic polishing of multi-phase metals is usually more difficult than that of single-phase metals owing to differing properties, such as electrode potential, of the different phases. This ...
JIYUAN, CHINA — People in their 30s and 40s here complain of unpredictable senior moments: They go to the store and can’t remember what they wanted to buy, or they forget the names of old friends. The ...
Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...
JIYUAN, China — In Jiyuan, people in their 30s and 40s complain of unpredictable senior moments: They go to the store and can’t remember what they wanted to buy, or they forget the names of old ...
If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...
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