In a first, researchers have developed a new copper alloy that's one of the most resilient copper-based materials ever made. The new alloy, a mixture of copper, tantalum and lithium, was built on ...

A cross-section of the new copper alloy, with the orange dots representing copper atoms, the yellow tantalum atoms and the blue lithium atoms. | Credit: Lehigh University In a first, researchers ...

A new study designed a copper-tantalum-based superalloy (with ... up to 800 degrees Celsius (1472 degrees Fahrenheit). “Our alloy design approach mimics the strengthening mechanisms found ...

Chile, Canada, and Mexico are top sources of U.S. copper imports, which are critical for sectors like construction. Reliance on imports for 45% of its copper makes the U.S. vulnerable to trade ...

On Friday, the most-actively traded copper contract plunged 9.1% to $4.3880 per pound ($9,670 a tonne) on the Comex market, not far off the day’s lows. Trading was busy with the equivalent of a ...

This precaution is not necessary, unless the alloy contains a metal requiring a high temperature for its fusion, as, for instance, copper or iron. In alloys oontaining tin, however, a laler of ...

Carved into a mountain range in Arizona’s Sonoran Desert, where temperatures often reach 118F (48C), a vast mining complex more than a century old is on the front lines of a race to unlock ...

Add articles to your saved list and come back to them any time. Resources giant Rio Tinto has held discussions with US President Donald Trump’s administration as it seeks to push ahead with a ...