Silicon photonics

Gentle high-temperature crystallisation: Fraunhofer ILT, together with Fraunhofer ISIT and IST, has developed a selective, laser-based crystallisation process for the manufacture of MEMS sensor units directly on active circuits. (Image: Fraunhofer ILT)

Laser process to optimise MEMS sensor size and performance

Researchers are using laser-based crystallisation to eliminate the need for wires and solder joints in the monolithic integration of MEMS sensors

The technologies include two substrates of ultra-wide bandgap semiconductors, as well as electronic computer-aided design software for the development of complex integrated circuits. (Image: Shutterstock/sdecoret)

New US export controls on semiconductor technologies

The technologies include two substrates of ultra-wide bandgap semiconductors, as well as electronic computer-aided design software for the development of complex integrated circuits

Aeva’s Aeries II lidar module has a sensing range of up to 500 metres, and is able to measure velocity for each pixel. (Image: Aeva)

Sick to bring Aeva 4D lidar to industrial sensing

Aeva’s Aeries II lidar module has a sensing range of up to 500m, and is able to measure velocity for each pixel

Here two electronic driver chips are connected face down to a silicon photonics chip.The horseshoe-shaped device is an optical modulator, which can be used as part of a programmable circuit. (Image: Optoelectronics Research Centre)

Silicon photonics: Helping power the AI revolution

Silicon photonics is making its way into computing architecture, but not without its challenges, Matthew Dale finds

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