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HowStuffWorks on MSN
3 个月
Rhodium: Earth's Rarest and Most Expensive Precious Metal
Today, it's the most valuable precious metal on the planet: rhodium, a chemical element with the symbol Rh and atomic number ...
Royal Society of Chemistry
5 年
Chemistry in its element: rhodium
Thus started my love story with rhodium, and although I have frequently been unfaithful since, to my disgrace with such prosaic metals as zinc and calcium, this transition metal, with atomic number 45 ...
8 小时
Catalysis Reinvented: New Ultra-Thin Nanosheets To Drive Green Energy
Nagoya University researchers have pioneered a surfactant-based method to create amorphous nanosheets, enabling production ...
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