China said on Tuesday it would restrict exports of five metals used in defence, clean energy and other industries in response ...

China announced sweeping export restrictions on Tuesday targeting five metals used across defence, clean energy and other ...

This effect occurs due to the interference of light waves reflecting off multiple layers of a material, such as the thin oxide layer on a bismuth crystal. As light waves bounce off these layers ...

2). Bismuth is mainly found in the ores bismuthinite (bismuth sulfide) and bismite (bismuth oxide), but also occurs in its elemental state, in the form of crystals with an oxide layer of varying ...

Researchers at the Pabna University of Science and Technology, in Bangladesh, have developed a new architecture for thin-film solar cells based on copper bismuth oxide (CuBi 2 O 4). CuBi 2 O 4 is ...

The NICO project is a development-stage primary cobalt asset consisting of a planned mine, mill and concentrator, in the ...