Quantum-dot semiconductor optical amplifiers

T Akiyama, M Sugawara, Y Arakawa - Proceedings of the IEEE, 2007 - ieeexplore.ieee.org
… on dynamic gain behavior of quantum-dot (QD) semiconductor optical amplifiers (SOAs) [1],
[… amplifiers. This situation has already triggered the development of various optical amplifiers

High-gain quantum-dot semiconductor optical amplifier for 1300 nm

Z Bakonyi, H Su, G Onishchukov… - … Journal of Quantum …, 2003 - ieeexplore.ieee.org
… progress in quantum dot (QD) … semiconductor optical amplifiers (QD-SOAs) have very
promising features that could provide breakthrough improvement of SOA performance in optical

Theory of optical signal amplification and processing by quantum-dot semiconductor optical amplifiers

M Sugawara, H Ebe, N Hatori, M Ishida, Y Arakawa… - Physical Review B, 2004 - APS
Quantum-dot semiconductor optical amplifiers SOA’s have opened a new frontier in the
field of semiconductor optical devices for high-capacity and flexible optical data transmission. …

Quantum-dot semiconductor optical amplifiers for high bit-rate signal processing over 40 Gbit/s

M Sugawara, N Hatori, T Akiyama… - Japanese Journal of …, 2001 - iopscience.iop.org
… This paper provides a theory and simulation of traveling-type semiconductor optical
amplifiers (SOAs) with self-assembled quantum dots in their active region. We calculated their …

Quantum-dot semiconductor optical amplifiers for high-bit-rate signal processing up to 160 Gb s-1 and a new scheme of 3R regenerators

M Sugawara, T Akiyama, N Hatori… - Measurement …, 2002 - iopscience.iop.org
… a theory and simulation of quantum-dot semiconductor optical amplifiers (SOAs) for high-bit-rate
optical signal processing. The theory includes spatial isolation of quantum dots, carrier …

The fast recovery dynamics of a quantum dot semiconductor optical amplifier

T Erneux, EA Viktorov, P Mandel, T Piwonski… - Applied physics …, 2009 - pubs.aip.org
… model of a quantum dot semiconductor optical amplifier that takes … Quantum dot (QD)
semiconductor optical amplifiers (SOAs) … with SOAs based on bulk or quantum well materials. As a …

Quantum-dot semiconductor optical amplifiers

M Sugawara, T Akiyama, N Hatori… - … Devices for Optical …, 2002 - spiedigitallibrary.org
… each quantum dot is spatially isolated, so that each quantum dot exchange carriers with the
wetting layer. The “slow” carrier relaxation among the discrete energy states inside the dots

Room temperature slow and fast light in quantum-dot semiconductor optical amplifiers

H Su, SL Chuang - Applied physics letters, 2006 - pubs.aip.org
… in QD semiconductor optical amplifiers (SOAs) if we bias the devices into gain regime. Both
slow and fast light will be useful for controlling optical signals in the optical domain without …

On gain saturation in quantum dot semiconductor optical amplifiers

AV Uskov, EP O'Reilly, M Laemmlin… - Optics …, 2005 - Elsevier
… We show for quantum dot (QD) semiconductor optical amplifiers (SOAs) operating in the
regime where the gain is maximized, that gain saturation due to carrier depletion can be …

XOR performance of a quantum dot semiconductor optical amplifier based Mach-Zehnder interferometer

H Sun, Q Wang, H Dong, NK Dutta - Optics express, 2005 - opg.optica.org
… with quantum dot … a quantum-dot based SOA-MZI XOR optical logic gate. Using a simplified
dynamic model, the rate equations for carrier density in a QD semiconductor optical amplifier