Recently, during the COVID-19 pandemic, distance education became mainstream. Many
students were not prepared for this situation—they lacked equipment or were not even …

Control coupling and synchronization of lasers has become increasingly attractive for their
applications in spectroscopy, imaging, sensing, secret communication, and optical networks …

Traditional optical communication mode with single‐band photodetector depicts terrible
confidentiality and it depends on sophisticated cryptography schemes to obtain a secure …

Free space optics data transmission with bitrate in excess of 10 Gbit s− 1 is demonstrated at
9 µm wavelength by using a unipolar quantum optoelectronic system at room temperature …

This study deals with the communication capabilities of two kinds of semiconductor lasers
emitting in one of the atmosphere transparency windows, around 4 m. One of these two …

Space-to-ground high-speed transmission is of utmost importance for the development of a
worldwide broadband network. Mid-infrared wavelengths offer numerous advantages for …

Chaos in nonlinear dynamical systems is featured with irregular appearance and with high
sensitivity to initial conditions. Near-infrared light chaos based on semiconductor lasers has …

The large mid-infrared (MIR) spectral region, ranging from 2.5 µm to 25 µm, has remained
under-exploited in the electromagnetic spectrum, primarily due to the absence of viable …

Data security is a major concern in digital age, which generally relies on algorithm‐based
mathematical encryption. Recently, encryption techniques based on physical principles are …

When a laser cavity supports the propagation of several ultrashort pulses, these pulses can
form compact bound states called soliton molecules. Soliton molecules are fascinating …