强光磁试验装置换上强大“心脏”

Core Insights - The research team led by researcher Kuang Guangli from the Hefei Institute of Physical Science has made significant progress in developing the core system of the "Strong Light Magnetic Experimental Device" [1] - The team successfully tested and validated the microwave power source system, achieving a stable output of 32 megawatts for 12 hours, marking a critical step towards the overall assembly of the device [1][2] - The "Strong Light Magnetic Experimental Device" is the first high-end research platform in China that integrates free electron lasers, strong magnetic fields, and ultra-low temperature environments, aimed at exploring new electronic materials, particularly low-power materials [1] Technical Achievements - The microwave power source system, described as the "heart" of the infrared free electron laser system, features a complex structure with key components including high-power traveling wave tubes, high-voltage pulse modulators, high-power waveguides, and solid-state amplifiers [2] - The system operates in deep collaboration with vacuum systems, water cooling systems, machine protection systems, and central control EPICS systems to provide a reliable power source for electron beam acceleration [2] - During the development process, the research team overcame several technical challenges, including electromagnetic compatibility, parameter matching, and high-voltage arc protection, culminating in a successful 12-hour full-power test on September 10 [2]