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光子和量子元件的芯片
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半导体行业观察· 2025-07-20 04:06
Core Viewpoint - A multidisciplinary academic team has successfully integrated quantum light sources and electronic devices into a single silicon chip, marking a significant advancement in quantum technology [3][4]. Group 1: Technological Breakthrough - The researchers developed the first chip that integrates electronic, photonic, and quantum components, utilizing standard 45-nanometer semiconductor manufacturing processes [3][4]. - This integrated technology enables the chip to produce a continuous stream of correlated photon pairs, which are fundamental for many quantum applications [4]. Group 2: Future Implications - The breakthrough signifies an important step towards the mass production of "quantum light factory" chips and the development of more complex quantum systems composed of multiple interconnected chips [4]. - The research indicates that quantum computing, communication, and sensing could transition from concept to reality over the next few decades [4]. Group 3: System Design and Stability - The chip features a system that actively stabilizes the quantum light sources, specifically the silicon micro-ring resonators, which are sensitive to temperature and manufacturing variations [6][7]. - Each chip contains 12 parallel-operating quantum light sources, with integrated photodiodes to monitor and maintain the alignment of the incident laser [7]. Group 4: Collaborative Efforts - The project required interdisciplinary collaboration among fields such as electronics, photonics, and quantum measurement, essential for transitioning quantum systems from the lab to scalable platforms [4][8]. - The chip is manufactured using a commercial 45-nanometer complementary metal-oxide-semiconductor (CMOS) platform, developed in collaboration with various institutions and companies [7][8]. Group 5: Industry Impact - The advancements in silicon photonics and quantum technology are expected to serve as a foundation for technologies ranging from secure communication networks to advanced sensing and ultimately quantum computing infrastructure [8]. - Several researchers involved in the project have moved into the industry, reflecting the growing momentum of silicon photonics and its potential in expanding AI computing infrastructure and scalable quantum systems [8].