The lustrous patina that protects the backside of Apple’s new iPad Mini isn’t just some cheap shellac or sealant coat—it’s actually “grown” on the metal itself in an electrochemical process known as ...

IN connexion with experiments on semiconductors, one of us 1 noted the very considerable change of capacity which took place when a condenser containing aluminium oxide as the dielectric material was ...

Architectural sheet metal applications often require a material that is durable, can be colored or finished, remains clean and beautiful over time. With its natural, brilliant look, hard anodic ...