One of Avantier’s defense industry customers asked the company to assess the feasibility of producing a large-format infrared dome from hot-pressed magnesium fluoride (MgF 2) (Figure 1). This dome ...

Researchers in the US have demonstrated how quantum entanglement could be used to detect optical signals from astronomical ...

Researchers report building photonic computing chips that use light pulses to train spiking neural networks on ...

Photonics is gaining momentum as a platform for high-speed AI computing. Researchers in Singapore have demonstrated a passive, ultrafast, and integration-ready all-optical nonlinear activation ...

Phase-coherent lasers are crucial for many precision tasks, including timekeeping. Here on Earth the most stable optical ...

This new sensor demonstrates exceptional acetylene-detection sensitivity with a simple fiber-splicing design, which could ...

Our research focuses on Materials physics, Quantum technology, Soft & living matter, and Advanced energy solutions. Topics extend from fundamental research to important applications. We educate future ...

2026年2月25日，《自然》杂志发表了题为《Entanglement-assisted non-local optical interferometry in a quantum network》的研究论文，由哈佛大学Mikhail Lukin团队领衔，在量子网络中首次实现了纠缠辅助的非局域光学干涉测量。这项工作不仅突破了传统光学测量的灵敏度瓶颈，更为下一代高分辨率天文观测和量子传感技术奠定了实 ...

传统的非局域光学测量在低光强环境下，面临着诸多棘手的问题。量子噪声如同隐藏在测量过程中的“幽灵”，它会干扰测量信号，使得测量结果出现偏差，降低测量的准确性。而光子损失则像是信号在传输过程中的“损耗”，导致有效信息减少，进一步限制了测量的灵敏度。例如在长基线望远镜阵列中，为了观测遥远、微弱的天体信号，需要极高的测量灵敏度，但量子噪声和光子损失却严重制约了这种需求的实现。分布式量子纠缠的出现，为解决这 ...

NASA's QGGPf mission will demonstrate quantum gravity sensing in space, offering high-resolution insights into Earth's ...

Light does not “think” in any human sense. Still, under the right conditions, it can behave in a way that looks uncannily ...

Researchers from the University of Arizona, University of Maryland, and NASA’s Goddard Space Flight Center have proposed a ...