Another perspective on spinel comes from looking at its unit shell (counter-intuitive, I know). First we show the Mg atoms, which form an fcc aray, plus 4 more atoms inside the cube. Those 4 are ...
Spinel, MgAl 2 O 4 (download cif), is a rare gemstone that was used to imitate rubies. The structure has face-centered cubic symmetry, and is a little heavy to understand. The general formula is AB 2 ...
Today the main one is titanium dioxide — a naturally occurring compound that is extremely white and bright in its powdered form. Originally introduced as a safer alternative to white lead ...
Kester, W. Carl, Robert R. Glauber, David W. Mullins Jr., and Stacy S. Dick. "E.I. du Pont de Nemours & Co.: Titanium Dioxide." Harvard Business School Case 284-066 ...
Spinel Fruit is a material that is found only in Liquid Phlogiston Zones in Natlan. As of the current 5.0 version of Genshin Impact, Spinel Fruit can only be found in the Underground Lava Rivers ...
After obtaining a 1st Class Honours degree from the University of Sheffield, Mark Rainforth initially followed an industrial career. He later joined the Department from the University of Leeds in 1989 ...
More information: Anquan Zhu et al, Facet-Dependent Evolution of Active Components on Spinel Co3O4 for Electrochemical Ammonia Synthesis, ACS Nano (2024). DOI: 10.1021/acsnano.4c06637 ...
What is the 'other carbon dioxide problem'? How are humans driving changes in the chemistry of the ocean, and what might this mean for marine ecosystems in the future?
Transportation plays a vital role in people’s daily lives and the global economy, but it is also contributing massively to climate change. Mobility from land, air, and sea is still heavily ...