257 / | HD | ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) |
79 | DF | INCOHERENT LIGHT EMITTER STRUCTURE {10} |
86 | DF | .~ Active layer of indirect band gap semiconductor {1} |
87 | .~.~ With means to facilitate electron-hole recombination (e.g., isoelectronic traps such as nitrogen in GaP) |