Wavelength tunable lasers are essential devices in many fields, such as opticalfibercommunication systems, optical fibersensing and high-resolution spectrosc...

With the rapid development of optical communication and interconnect, electronic photonic integrated circuits (EPICs) play a more and more important role in ...

The Si-based light source has long been considered to be the “holy grail” of Silicon Photonics. Many efforts have been made to achieve light sources on Si ...

Laser speckle contrast imaging (LSCI) is awidefield, non-invasive optical imaging method for measuring two-dimensional blood flow changes with high temporal-...

Spectroscopyacts asan essential metrologytoolenable to reveal the information of the material structure. Ultrafast spectroscopy can effectively measure the v...

Vernier-effect was firstly employed by vernier caliper and barometers to enhance the accuracy of length and air pressure measurement. Recently, Vernier-effec...

Interferometric fiber sensors (IFSs) are widely investigated due to the remarkable superiorities of high sensitivity and precision, small size and immune to ...

Due to its unique property of large time-bandwidth product (TBWP), the linear chirped microwave (LCMW) signal is highly desirable in many aspects, including ...

Laser-induced breakdown spectroscopy (LIBS) is a technique for fast elemental determination, in which elemental information can be deduced by analyzing light...

In recent years, kinds of methods have been proposed to mitigate the photo-darkening effect in ytterbium (Yb) -doped fiber lasers and amplifiers, including p...