Curiosity about a mistake that left tiny dots on a germanium wafer with evaporated metal films led to the discovery of beautiful spiral patterns etched on the surface of the semiconductor by a ...

UCLA doctoral student Yilin Wong noticed that some tiny dots had appeared on one of her samples, which had been accidentally ...

Critical minerals are in demand around the world for military, technological and other uses. A geoscientist shares what’s ...

Manganese is an essential element in steelmaking and batteries. Ukraine is estimated to have the largest total reserves in the world at 2.4 billion tons. However, the deposits are of fairly low grade ...

Zinc occurs in deposits with other metals such as lead, gold, silver and copper. Gallium and germanium are byproducts of other ores – zinc for gallium, lignite coal for germanium. Nickel and cobalt ...

The United States relies heavily on other countries, particularly China, for essential metals used in technology, and this dependence makes the US vulnerable to export restrictions in trade disputes.

Researchers from the University of Twente and Utrecht University created ultrathin nanoribbons made of germanium atoms that ...

Ever since physicist Ernest Rutherford discovered the atomic nucleus in 1911, studying its structure and behavior has ...

Canada may impose export controls on China’s critical minerals, offering the US a secure supply of germanium and gallium. Credit: Masmikha/Shutterstock. The Canadian Government has announced plans to ...

MOE Laboratory of Bioinorganic and Synthetic Chemistry, Lehn Institute of Functional Materials, School of Chemistry, IGCME, Sun Yat-sen University, Guangzhou 510275, China ...

Lehigh University researchers developed germanium selenide and tin sulfide materials demonstrating photovoltaic absorption of 80% efficiency in solar cells, far exceeding the theoretical ...

Beijing tightened export controls on gallium, germanium, antimony and so-called super-hard materials in December by banning their export to the US “in principle” because they have dual uses in ...