Abstract: This paper reports on the detection of sheet charge densities in silicon devices using an improved noninvasive optical probe based on the detection of free-carrier optical dispersion using a ...

These amplitude modulation related projects will help you understand various wireless communication techniques. Learn how to transmit audio wirelessly using laser light with this simple and innovative ...

Variations of the linewidth above and below threshold as a function of injected current are measured and used to evaluate ... various regimes differing for single-mode and multimode laser diodes.

Casey Harrell, who lost his voice to ALS 5 years ago, can now communicate in real time thanks to an interface which turns ...

Three laser experiments today: laser-induced electroless copper plating, laser-assisted electroplating on stainless steel, ...

Photonics company Coherent has launched the SES18-880A-190-10, a high-power 880 nm single-emitter laser diode on sub mount, ...

We have shown its operation for input current up to high frequencies." Following their improved diode design, the researchers created a highly efficient SD rectifier circuit. In an initial test ...

A highlight of Kopin's exhibit is its high-resolution binary phase modulator, featuring a pixel array of 2048 x 2048. Engineered for exceptionally fast refresh rates and stable diffraction, this SLM ...

The tiny delays could provide “ample opportunities” to hack Micius, the world’s first quantum satellite, whose performance is key to expanding China’s quantum communication network ...