Hafnium-nitride, a grayish powder with cubic crystal structures, is available in a variety of sizes. The melting point is 3310. Microhardness is 16GPa. It's fairly stable, but it can easily be corroded by concentrated sulfuric acids, aqua regia and h…
Polycarboxylate superplasticizer has more advantages than traditional naphthalene and aliphatic superplasticizer in mixing high strength grade concrete, but its advantages of high water reduction cannot be brought into full play when the strength is…
Nanomaterials are widely used in cosmetics because of their unique optical, thermal and electromagnetic properties.…
Europe's energy crisis has already cost an estimated $1 trillion in rising costs due to the situation in Ukraine, and the worst crisis in decades has only just begun. After this winter, Europ…