光量子科学技术
Quantum optics is a field of physics and a subfield of photonics that investigates the quantum mechanical properties of light and its interactions with matter at the quantum level.
强度干涉测量法
This page details the principles and advantages of intensity interferometry, a powerful technique in optical astronomy used to measure stellar diameters and spatial structure through photon correlation. Swabian Instruments’ Time Taggers enable high-precision, scalable, and synchronized intensity interferometry experiments with picosecond timing resolution, real-time data processing, and long-baseline support.
光子数分辨 (PNR)
Photon number resolution (PNR) is an enabling technique used to assign the number of photons involved in a detection event precisely.
线性光学量子信息 (LOQI)
Explore Linear Optics Quantum Information (LOQI) and its applications in quantum computing and secure communication. Learn about Swabian Instruments' Time Taggers and their role in precise photon detection, timing, and analysis for advanced quantum experiments.
光子集成电路 (PIC)
了解 Swabian Instruments - 施瓦本仪器® Time Tagger 如何通过精准表征光学元件和量子器件，为光子集成电路（PIC）及量子光子学的先进测试流程提供支持。研究人员可在复杂探测器阵列中可靠完成关联测量、符合计数、晶圆测试及时间特性分析，加速新一代光子系统的研发与验证。
Quantum optics is a field of physics and a subfield of photonics that investigates the quantum mechanical properties of light and its interactions with matter at the quantum level, i.e. phenomena that classical photonics cannot explain, such as photon entanglement, quantum state superposition, and the dual particle-wave nature of light. These phenomena are critical for understanding and developing advanced quantum technologies, including quantum computing and secure quantum communication systems. In addition, quantum optics is crucial for the advancement of highly sensitive measurement techniques to address complex challenges in spectroscopy, metrology, and imaging.
Swabian Instruments’ Time Taggers are directly relevant to quantum optics via high-resolution time-correlated single photon counting (TCSPC) experiments with low noise and picosecond accuracy. This capability is crucial for quantum optics experiments to capture the arrival times of individual photons from extremely weak signals with high temporal resolution, which is essential to studying temporal properties of light at the quantum level. Time Taggers are used in applications such as entanglement verification, and ultra-sensitive detection in quantum sensing applications, where the ability to accurately time-tag photon events facilitates the study and application of quantum phenomena. Thus, Swabian Instruments’ technology plays a pivotal role in advancing research and development in quantum optics, supporting both fundamental research and the development of new quantum-based technologies with high accuracy.