Optical quantum computers are gaining attention as a next-generation computing technology with high speed and scalability. However, accurately characterizing complex optical processes, where multiple ...

Research teams from USTC have realized a high-performance single-photon source with an efficiency beyond the scalable linear optical quantum computing loss tolerance threshold for the first time. Led ...

How many beam splitters, lenses, and mirrors does it take to entangle a photon? The answer was “way too many” for years and that’s been the problem. In the quantum realm of photonics, pursuit of ...

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Researchers at Harvard have created a groundbreaking metasurface that can replace bulky and complex optical components used in quantum computing with a single, ultra-thin, nanostructured layer. This ...

"Our nonlinear system transmits quantum information with 94% fidelity, compared to the theoretical limit of 33% on systems using linear optical components," said Kejie Fang, an Illinois professor of ...

The latest trends in software development from the Computer Weekly Application Developer Network. Sometimes classed as a Japanese startup, OptQC works with optical photonic technologies to develop a ...

The schematic diagram of the single-photon source system and the efficiency of the single-photon source surpassing the loss tolerance threshold. (Image by PAN et al.) Research teams led by Prof. PAN ...