Iron nanoparticles can be found in black, and are soluble in the nano Fe-colloid that is formed by water. This metal has many applications, including high-density magnetic recording material, electroconductive materials, and biomedical carriers. Puri…
Diamonds are forever, Gold is precious but which is rarer? Gold is a heavy metal formed during the collision of neutron stars and is one of the rarest elements on Earth.During the formation of the earth, heavy elements gradually accumulated towards t…
Using concrete additives is the most effective, economical, and simple technical way to reduce the cement dosage, improve the utilization rate of industrial waste residue, and realize the high durability and performance improvement of concrete.…
Canada RBC Bearing Agreed on Monday to buy Swiss engineering firm ABB powertrain unit Dodge for $2.9 billion, as the U.S. bearing maker seeks to reduce its exposure to the aerospace industry hit by the outbreak. Royal Bank of Canada shares surged 19.…