Graphite carbon nitride (gC 3 N 4) has attracted more and more attention, because of its
excellent band structure and thermochemical stability, and high efficiency on catalysis. In …

Light-carrying orbital angular momentum (OAM) has great potential in enhancing the
information channel capacity in both classical and quantum optical communications. Long …

We reported and demonstrated a ring Q-switched Ytterbium-doped fiber laser that can
generate mode-switchable nanosecond pulsed vector vortex beams between two different …

Entanglement is a vital resource for realizing many tasks such as teleportation, secure key
distribution, metrology, and quantum computations. To effectively build entanglement …

Beams with fast and continuously-tunable orbital angular momentum (OAM) have potential
applications in classical and quantum optical communications, sensing, and in the study of …

The frequency sum of two laser beams carrying orbital angular momentum (OAM) in quasi-
phase matching crystals was reported. The situations in which one beam carried OAM, the …

Stokes polarimetry (SP) is a powerful technique that enables spatial reconstruction of the
state of polarization (SoP) of a light beam using only intensity measurements. A given SoP is …

Traditional light sources cannot emit an electromagnetic (EM) field with an orbital angular
momentum (OAM), limiting their applications in modern optics. The recent development of …

In recent years, the orbital angular momentum (OAM) of light with a central phase singularity
composed of a specific topological charge has attracted increasing attentions. In addition to …

Different interferogram demodulation methods of optical vortex interferometer (OVI) have
been proposed over the last two decades aiming at dynamic phase measurement. Taking …