Semiconductor nanostructures with low dimensionality like quantum dots and quantum
dashes are one of the best attractive and heuristic solutions for achieving high performance …

This paper reviews the recent progress of quantum-dot semiconductor optical amplifiers
developed as ultrawideband polarization-insensitive high-power amplifiers, high-speed …

This invaluable book provides a comprehensive treatment of design and applications of
semiconductor optical amplifiers (SOA). SOA is an important component for optical …

This work presents a theory of optical signal amplification and processing by quantum-dot
semiconductor optical amplifiers (SOA's) based on the density matrix equations to treat …

Future bandwidth demand in optical communication and signal processing systems will
soon exceed 100 Gb s− 1 as is commonly forecasted from a throughput experience curve for …

This paper presents a theory and simulation of quantum-dot semiconductor optical
amplifiers (SOAs) for high-bit-rate optical signal processing. The theory includes spatial …

A semiconductor optical amplifier (SOA) having a gain of> 25 dB, noise figure of< 5 dB, and
3-dB saturation output power of> 19 dBm, over the record widest bandwidth of 90 nm among …

We studied the injection current dependence of room-temperature lasing spectra of a 1.3-μm
self-assembled InAs∕ GaAs quantum-dot laser both experimentally and theoretically …

Based on extensive numerical calculations, quantum-dot (QD) amplifiers are predicted to
offer higher output power and lower noise figure compared to bulk as well as quantum well …

The authors report a direct measurement of the absorption dynamics in an InAs p‐i‐n ridge
waveguide quantum dot modulator. The carrier escape mechanisms are investigated via …