A new metasurface design lets light of different spins bend, focus, and behave independently—while staying sharp across many ...

The research group led by Professor Yijun Feng and Professor Ke Chen from Nanjing University reports a hybrid-phase strategy ...

Machine learning is the ability of a machine to improve its performance based on previous results. Machine learning methods enable computers to learn without being explicitly programmed and have ...

In association with AI model training is outpacing network capacity at an unprecedented rate. As GPU clusters scale toward tens of thousands of accelerators, the optical layer has become the primary ...