The light confined and controlled by photonic crystals (PCs) can be exploited to enhance the
performance and reduce the size of semiconductor optical amplifiers (SOAs) in which they …

The photonic crystal (PC) can be used to prohibit, confine, or control the propagation of light
in a photonic band-gap. The performance of an ultrafast exclusive disjunction (XOR) gate …

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 …

This paper presents a detailed theoretical and experimental study of the impact of amplified
spontaneous emission (ASE) on self-phase modulation in semiconductor optical amplifiers …

The performance of an ultra-fast all-optical logic NOT-AND gate using photonic crystal
semiconductor optical amplifiers (PCSOA)-based Mach–Zehnder interferometers is …

Symmetric ternary number (radix= 3) has three logical states (1¯, 0, 1). It is very much useful
in carry free arithmetical operation. Beside this, the logical operation using this type of …

A novel structure to implement an all-optical NAND gate which utilizes cascaded connection
XGM and XPM based on quantum dot semiconductor optical amplifier (QD-SOA) is …

The gain recovery time of a bound-to-continuum terahertz quantum cascade laser is
measured using a stimulated emission photocurrent technique. At low temperatures a …

In this paper, a photonic temporal integrator based on an active Fabry-Perot (FP) cavity is
proposed and theoretically investigated. The gain medium in the FP cavity is a …

We study, theoretically and experimentally, interband four-wave mixing in semiconductor
optical amplifiers whose gain recovery is accelerated by amplified spontaneous emission …