ALTHOUGH prussian blue has been known since 1704, and has long been an important pigment, its chemistry has never been satisfactorily explained. The whole subject is surprisingly confused in spite ...

The wall is painted with a blue pigment that chemists made for her, inspired by George Washington Carver’s patented Prussian Blue.Credit...Elias Williams for The New York Times Supported by By ...

Sodium-ion and lithium-ion batteries share the same electrochemical principles, with sodium replacing lithium. While different cathodes, anodes, and electrolytes are required to accommodate this ...