Orbital angular momentum (OAM), which describes tailoring the spatial physical dimension
of light waves into a helical phase structure, has given rise to many applications in optical …

Atmospheric turbulence can cause critical problems in many applications. To effectively
avoid or mitigate turbulence, knowledge of turbulence strength at various distances could be …

The efficient transport and engineering of photonic orbital angular momentum (OAM) lie at
the heart of various related classical and quantum applications. Here, by leveraging the …

The quantum theory of the electromagnetic field uncovered that classical forms of light were
indeed produced by distinct superpositions of nonclassical multiphoton wave packets. This …

Optical chaotic signals emitted from an external-cavity feedback or injected laser diode
enable small-signal information concealment in a noise-like carrier for secure optical …

For the first time, to the best of our knowledge, we experimentally demonstrate a high-speed
free-space secure optical communication system based on all-optical chaos modulation …

Increasing the information capacity of communication channels is a pressing need, driven by
growing data demands and the consequent impending data crunch with existing modulation …

Free-space point-to-point optical communication often suffers from atmospheric turbulence
and device vibration where the environment is harsh. In this paper, by introducing an …

As a powerful supplement to the existing wireless communication technology, free-space
optical communication helps to achieve ultra-high-speed wireless communication in many …

We investigate the performance of a heterodyne detection system with adaptive modulation
that employs M-ary phase shift keying (M-PSK) modulation for transmission over a strong …