The time was ripe for a green breakthrough," says Koolen. The researchers began by synthesizing tiny clusters of copper particles, each about 1.6 nanometers in size, using a method called spark ...

Meanwhile, Trump's promise to roll back some of his predecessor's environmental policies has dampened some of the bullish exuberance around copper's green energy narrative. Strong demand from ...

Copper sheets and strips go through a carefully controlled pre-oxidization and pre-patination process to immediately provide the same brown oxidized and green or blue patinated surface that would ...

Jan 22 (Reuters) - Rio Tinto (RIO.L), opens new tab is betting that U.S. President Donald Trump will finally give the green light to its giant copper mine in Arizona, the Financial Times reported ...