Electronic-photonic Architectures for Brain-inspired Computing

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HYBRAIN Paper: Scalable Non-Volatile Tuning of Photonic Computational Memories by Automated Silicon Ion Implantation

20231228 - HYBRAIN paper

Photonic Integrated Circuits (PICs) represent a revolutionary leap in information technology, offering unparalleled speeds and efficiency for data processing and optical communication. These circuits, leveraging the power of photons, hold the key to overcoming the limitations of traditional electronic circuits.

However, the nanoscale precision required for their mass production poses a significant challenge. Maintaining consistency across wavelength-selective components within PICs demands meticulous attention, leading to the need for individualized adjustments after fabrication. This necessity for post-fabrication adjustments adds complexity to the manufacturing process and underscores the critical importance of developing innovative techniques to address these challenges.

In a major stride toward revolutionising information technology, researchers have unveiled a groundbreaking method for fabricating Photonic Integrated Circuits (PICs) with unprecedented precision and efficiency. This pioneering work, funded by the European Union’s Horizon Europe research and innovation programme under grant agreement No 101046878 HYBRAIN project, introduces a scalable and non-volatile approach to creating photonic computational memories, addressing key challenges in the nanoscale production of these circuits.

As we stand on the brink of a new era in computing, this research marks a pivotal step toward achieving energy-efficient and precisely controlled photonic integrated circuits.