Editorial - semiconductor optoelectronics

The papers in this special section, drawn from across these areas, cover a range of topics of significant current research interest in optoelectronics, including: resonant cavity light-emitting diodes (RCLEDs); terahertz pulse generation and detection; high-speed electro-absorption modulators; semiconductor photonic crystals for dispersion control; semiconductor optical amplifiers; planar Bragg gratings; bow-tie laser diodes; and co-doped fibres.