A light emitting unit includes a light bar set, a connecting mechanism and a closed-loop terminal. The invention also provides devices and methods for removal of NOx from an O2 containing gas stream, particularly the oxygen-rich exhaust stream from a lean-burning engine, such as a diesel engine. In a second mode of operation, simultaneous integration and readout processes are achieved through cessation of spill charges over the transfer gate. This abstract is neither intended to define the invention disclosed in this specification nor intended to limit the scope of the invention in any way. The devices are formed by processes that include bonding a pattern wafer to a substrate wafer, selective oxidation and removal of undoped silicon, and conversion of doped silicon to crystalline silicon carbide. Thereafter, the fermented juice is distilled to produce alcohol.