Ultrashort mid-infrared (mid-IR) laser pulses are essential for applications such as molecular spectroscopy, nonlinear ...

Abstract: A Gaussian Noise Model of the nonlinear noise power spectral density is developed for a semiconductor optical amplifier as described by the Agrawal model. A simple closedform expression is ...

My academic path studying physics at Tsinghua University began in 1981 where I completed a Bachelor’s and Master’s before earning a PhD in 1992. I then did a postdoc at the Central Iron & Steel ...

To unlock materials of the future, including better photocatalysts or light-switchable superconductors, researchers need to understand how the valence electrons within materials respond to light at ...

Low-power optical device achieves around 100 times amplification using just a couple of hundred milliwatts of input power ...

Ultrashort mid-infrared (mid-IR) laser pulses are essential for applications such as molecular spectroscopy, nonlinear microscopy, and biomedical ...

Schematic of the nonlinear optical loop mirror (NOLM) configuration incorporating a tapered Ho:ZBLAN photonic crystal fiber. The setup shows counter-propagating pulses within the loop, nonlinear phase ...

A compact fiber-based system has been developed to compress mid-infrared laser pulses to 187 femtoseconds using low input power. By integrating a holmium-doped ZBLAN photonic crystal fiber within a ...

A micrometer-sized liquid crystal droplet doped with fluorescent dye functions as a nanosecond optical switch that controls light output using light alone. The resonant cavity design cuts the energy ...

Controlling light with light is a long-sought goal for computing and communication technologies. Achieving this capability ...

While the whole world is more and more enamored of AI and all its applications, there exist some very real barriers impeding its full success. Take, for example, AI data center infrastructure, which ...

A leading global supplier of optical fibers is demonstrating innovative technology at the Mobile World Congress in Barcelona ...