Tech Xplore

Reinforcement learning accelerates model-free training of optical AI systems

Optical computing has emerged as a powerful approach for high-speed and energy-efficient information processing. Diffractive ...

Tokamak experiments exceed plasma density limit, offering new approach to fusion ignition

Researchers working on China's fully superconducting Experimental Advanced Superconducting Tokamak (EAST) have experimentally ...
IEEE

Physical Optics and Reflection Locality in Designing Reconfigurable Intelligent Surfaces

Abstract: This paper discusses the applicability conditions of the Physical Optics (PO) approximation and investigates its predictive power for far-field diffraction patterns of Reconfigurable ...

Einstein Wrong in Bohr Debate, New Experiment Proves 98 Years Later

Physicists in China have brought one of Einstein’s thought experiments into reality—but not quite with the outcome he hoped ...

Real-life experiment shows Niels Bohr was right in a theoretical debate with Einstein

Scientists in China have performed an experiment first proposed by Albert Einstein almost a century ago when he sought to ...
IEEE

Ray-Tracing and Physical-Optics Model for Planar Mikaelian Lens Antennas

Abstract: This article proposes a ray-tracing and physical-optics (RT-PO) model that allows for an accurate and time-efficient evaluation of planar Mikaelian lens antennas implemented by parallel ...