Electrochemical dissolution of platinum in an ionic liquid

(PhysOrg.com) -- Precious metals, especially platinum, are important catalytic materials for many chemical reactions. For example, platinum is used in some fuel cells; however, broad commercialization of such fuel-cell technology ...

Japan mines toxic e-waste for precious materials

Seeking to turn an environmental problem into an economic opportunity, high-tech companies in resource-poor Japan are mining mountains of toxic e-waste for precious materials.

Colombia's tinted gold passes for precious stones

All that glitters is gold under a new thermochemical process developed by Colombian engineers for color-tinting the precious metal to make it look like sapphires, rubies or emeralds.

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