What exactly is graphene?
Due to the properties of the chemical bonds between carbon atoms, graphene is very tough: it can be bent to large angles without breaking and withstand high pressures.…
Due to the properties of the chemical bonds between carbon atoms, graphene is very tough: it can be bent to large angles without breaking and withstand high pressures.…
Polycarboxylate superplasticizer is based on unsaturated polymerizable monomers with active groups such as carboxyl group, sulfonic acid group, hydroxyl group and polyoxene group as raw materials.…
UBS believes that the recent drop in oil prices does not fully explain the constraints on global supply. Due to rising prices or insufficient supply of natural gas or coal, more global use of oil power generation will boost oil demand; China's oil im…