Decoration (noun). specifically, any mark of honor to be worn upon the person, as a medal, cross, or ribbon of an order of knighthood, bestowed for services in war, great achievements in literature, art, etc. Origin: [LL. decoratio: cf.
A P-N junction (or N-P junction) is formed by creating two substrate materials of P type and N type on a semiconductor. P type means it is doped with free holes (electron depletion) and the N type is doped with electrons. Of course by physics, the free holes and free electrons would like to neutralize each other.
Poly(butylene terephthalate) (PBT) is semicrystalline polyester commonly used in injection molding, composite, and blend applications. Suppliers DuPont GE Plastics: Alphabetical Listing Class Listing Formula Listing