我国建成国际先进量子放射性计量实验室

Core Insights - The Quantum Radioactive Measurement Laboratory, led by China National Nuclear Corporation's China Institute of Atomic Energy, has been completed and is now operational, marking a significant advancement in China's quantum radioactive measurement technology to an internationally advanced level [1][2]. Group 1: Laboratory and Technology Development - The laboratory fills a domestic gap in the low-temperature quantum calorimetry field and signifies a leap in the development of high-end instrumentation in China [1]. - The laboratory is the first in China to utilize magnetic calorimetry principles for low-energy gamma-ray single-photon pulse detection, enhancing gamma-ray resolution to the order of hundreds of electron volts (eV) [1][2]. - The laboratory is equipped with an advanced dilution refrigerator capable of reaching a minimum temperature of 10 mK, which enhances quantum effects for precise measurements [2]. Group 2: Research and Future Directions - The research team will focus on multi-pixel calorimetry technology and quantum imaging technology to establish a quantum measurement standard system in the radiation measurement field [2]. - The laboratory aims to provide a reliable foundation for the development of nuclear energy, medical physics, and fundamental scientific research [2].