Sentences with phrase «metal hafnium»

Not exact matches

Their real breakthrough, however, is discovering the use of an intermediate dielectric coating (hafnium) to block the quenching of the free electrons in the metal by the CNTs, allowing the nanotubes to function uninhibited.

Producing hafnium oxide transistors would require chipmakers to add multiple new steps to the manufacturing process — in part because the electrodes must be fashioned from metal, instead of from a form of silicon, to remain compatible with the hafnium.

«Our new catalysts contain a transition metal, such as zirconium or hafnium, bound to several organic ligands and act as a bank for oxygen atoms and electrons,» Manz said.

Castelman and his colleagues have also made metcars with the metals zirconium, vanadium and hafnium.

While the environmental implications of the major industrial metals (e.g., iron and copper) have been extensively studied [3], the environmental burdens of many of the minor metals (e.g., niobium, rhenium, hafnium) are essentially unknown, even though they are increasingly employed by industry.