Before revision: It is used as the basis - for optoelectronic components - for high-speed electronics - for photovoltaics There is still a vastly under-utilized, yet technically exciting zone in the electromagnetic spectrum between microwaves and infrared, often referred to as terahertz.
After revision: It is used as the basis , optoelectronic components , and highspeed electronics - for photovoltaics There is still a vastly under-utilized, yet technically exciting zone in the electromagnetic spectrum between microwaves and infrared, often referred to as terahertz.