The fifth generation (5G) is expected to offer higher capacity, offer more access points,be lower cost than current wireless communication system. The multi-...

In photonic integrated circuits (PICs), taper coupler is an important approach to achieve efficient vertical coupling between layers.Recently, there have bee...

In recent years, fiber sensors have the advantages of compact structure, anti-electromagnetic interference, anti-corrosion and remote monitoringwhencompare t...

In the past decades,third harmonic generation (THG) is realized mainly by bulk optical materials possessing high nonlinear coefficients, however its long int...

Photoacoustic imaging is an emerging hybrid technique that can detect deep optical absorption contrast with unprecedented spatial resolution in optical imagi...

In recent years, with the potential advantages of compact size, high resolution, low cost and light weight, fiber optic devices such as fiber optical grating...

Photoacoustic microscopy (PAM), by combining high contrast based on optical absorption andsensitiveultrasonic detection, has shown great potential in various...

Radio over fiber has attracted much attentions thanks to itscapability for low-loss transmission of microwave signal over largebandwidth optical fiber. Gener...

Helical metamaterials, a kind of 3-dimensional structure, has relatively strong coupling effect among the helical nano-wires. Therefore, it is expected to be...

With the fiber laser developing towards high power, high energy, short pulse and good beam quality, it is urgent to enlarge the mode area of the double cladd...