copper

4 Articles
US Supreme Court rejects Native American case against large copper mine | Indigenous Rights News
World News

US Supreme Court rejects Native American case against large copper mine | Indigenous Rights News

The high court has declined to hear a bid to block a project that Indigenous groups say would destroy a site of religious...

The evolution of a copper catalyst that can convert CO₂ into valuable chemicals and fuels
Tech

The evolution of a copper catalyst that can convert CO₂ into valuable chemicals and fuels

XAS electrochemical flow cell. Credit: Energy & Environmental Science (2025). DOI: 10.1039/D5EE01068C Copper is the most promising catalyst for turning carbon dioxide into...

Copper has been a faithful electron conductor for nearly two centuries but revolutionary semimetals threaten its hegemony
Tech

Copper has been a faithful electron conductor for nearly two centuries but revolutionary semimetals threaten its hegemony

Semimetals promise more efficient conductivity, outperforming copper in energy use Copper’s limitations drive the search for semimetals like niobium phosphide Niobium phosphide conducts...

Low-temperature copper bonding advances next-gen electronics manufacturing
Tech

Low-temperature copper bonding advances next-gen electronics manufacturing

Typical as-prepared electroplated nanocrystalline Cu with an average grain size of 50 nm. Credit: Adapted from Nature Communications (2024). DOI: 10.1038/s41467-024-51510-7 Researchers from...