The high purity aluminum nitride has attracted wide attention from academia and manufacturers at home and abroad for its excellent high thermal conductivity, low dielectric constant, thermal expansion coefficient matching with Si, and other excellent…
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…
5A molecularsieve is calcium A-type silicon aluminate. A molecular sieve 5A can absorb molecules with critical diameters not exceeding 5A. Any molecular molecules which can be adsorbed using 3A or 4A molecular sieves can be adsorbed via 5A type. Ab…