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.
Private First Classes (PFC) are the basic workforce strength and rank of the U.S. Army. PFC is the point in which junior enlisted soldiers begin the transition from apprentice to journeyman by developing technical and leadership skills. Specialist (SPC) is considered one of the junior enlisted ranks in the U.S. Army.