Semiconductor optical amplifiers: recent advances and applications

A Sobhanan, A Anthur, S O'Duill, M Pelusi… - Advances in Optics …, 2022 - opg.optica.org
Owing to advances in fabrication technology and device design, semiconductor optical
amplifiers (SOAs) are evolving as a promising candidate for future optical coherent …

Performance investigation of 120 Gb/s all-optical logic XOR gate using dual-reflective semiconductor optical amplifier-based scheme

A Kotb, KE Zoiros, C Guo - Journal of Computational Electronics, 2018 - Springer
Reflective semiconductor optical amplifiers (RSOAs) use an anti-reflective coating on the
front facet and a high reflectivity coating on the rear facet to produce a higher gain than …

A theoretical description of Fourier domain mode locked lasers

C Jirauschek, B Biedermann, R Huber - Optics express, 2009 - opg.optica.org
The first theoretical model of Fourier domain mode locking operation is presented. A
specially tailored dynamic equation in a moving spectral reference frame is derived …

Execution of all-optical Boolean OR logic using carrier reservoir semiconductor optical amplifier-assisted delayed interferometer

A Kotb, KE Zoiros, W Li - Optics & Laser Technology, 2021 - Elsevier
It is known that the conventional bulk semiconductor optical amplifier (SOA) faces the
problem of the slow gain recovery time, which limits its application as a nonlinear element at …

1 Tb/s all-optical XOR and AND gates using quantum-dot semiconductor optical amplifier-based turbo-switched Mach–Zehnder interferometer

A Kotb, KE Zoiros, C Guo - Journal of Computational Electronics, 2019 - Springer
The turbo-switch (TS) architecture conceived for speeding up the response of conventional
semiconductor optical amplifiers (SOAs) is combined for the first time with the exceptional …

120 Gb/s all-optical NAND logic gate using reflective semiconductor optical amplifiers

A Kotb, C Guo - Journal of Modern Optics, 2020 - Taylor & Francis
In this paper, the unique features of the reflective semiconductor optical amplifiers (RSOAs)
are exploited to numerically simulate the ultrafast performance of an all-optical NOT-AND …

Reflective semiconductor optical amplifiers-based all-optical NOR and XNOR logic gates at 120 Gb/s

A Kotb, C Guo - Journal of Modern Optics, 2020 - Taylor & Francis
In this paper, we reported a reflective semiconductor optical amplifier (RSOA), in which the
input light propagates and reflects back to the input port after amplifying twice through its …

Theory of coherent WDM systems using in-line semiconductor optical amplifiers

A Ghazisaeidi - Journal of Lightwave Technology, 2019 - opg.optica.org
A theory of nonlinear signal propagation in multi-span wavelength division multiplexed
coherent transmission systems that employ the semiconductor optical amplifier as in-line …

Instantaneous lineshape analysis of Fourier domain mode-locked lasers

S Todor, B Biedermann, W Wieser, R Huber… - Optics express, 2011 - opg.optica.org
We present a theoretical and experimental analysis of the instantaneous lineshape of
Fourier domain mode-locked (FDML) lasers, yielding good agreement. The simulations are …

Influence of the linewidth enhancement factor on the signal pattern of Fourier domain mode-locked lasers

ÖE Aşırım, R Huber, C Jirauschek - Applied Physics B, 2022 - Springer
Fourier domain mode-locked (FDML) lasers are frequency-swept lasers that operate in the
near-infrared region and allow for the attainment of a large sweep-bandwidth, high sweep …