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Swiss Space Radiation Expert Leads Cutting-Edge Course for Freshmen

click:   time:Jul 3, 2025


Correspondents Zhai Liangkai, Zhang Jinxin To enhance students' international perspectives and global competence, during the university's 2025 International Innovation Practice Week, Associate Professor Zhang Jinxin from the School of Aerospace Science and Technology once again invited Professor Wojtek Hajdas from the Paul Scherrer Institute (PSI) in Switzerland to teach a two-week, all-English course titled "Space weather and modern electronics - between applications and hazards" for undergraduates. On the afternoon of June 27th, Prof. Wojtek Hajdas also delivered a lecture entitled "Four Generations of Space Radiation Environment Monitors at PSI". The lecture was attended by 40 undergraduates from the Qian Xuesen Class of 2024 and some graduate students.

Professor Wojtek Hajdas systematically introduced the evolution of key technologies and equipment in the field of space radiation detection at PSI. The lecture focused on the characteristics of the space radiation environment and the risks it poses, such as single-event effects (which can cause spacecraft electronic system failures), emphasizing the importance of radiation-hardened facility design. He highlighted the four generations of particle monitors developed by PSI, which have been deployed on critical space missions including the space station and planet exploration probes, providing real-time radiation data to ensure astronaut safety and spacecraft reliability.

The course "Space weather and modern electronics - between applications and hazards" is designed for undergraduate students majoring in electronic information and space science, as well as future aerospace professionals. It addresses the significant threats posed by space weather phenomena (such as solar storms) to spacecraft and critical human infrastructure, tackling the core challenge of insufficient observational data. The course systematically covers fundamental knowledge of space weather science, including particle radiation principles, space weather mechanisms, and solar physics basics. It analyzes radiation detection technologies, signal processing electronics, and applications of novel sensors. It also delves into device radiation damage, risk assessment, and artificial intelligence-based prediction methods. By integrating cutting-edge content from multiple disciplines like solar physics, space physics, and information technology, the course aims to cultivate students' scientific understanding of the space environment, inspire motivation for scientific exploration, and train specialized talents with capabilities in risk warning and response for the aerospace sector.

This year's course has been adapted to align with the theme of the university's Innovation Practice Week. Relevant examples of commercial aerospace entrepreneurship and innovation have been added, effectively integrating space commerce with space science. Tailored specifically for first-year undergraduate students, the course content has been further optimized based on previous years to better suit their foundational knowledge level. Additionally, flipped classroom elements have been incorporated, featuring discussion topics designed to engage student interest and encourage greater participation in the English-language course. Students' deep involvement in classroom discussions has not only enriched their professional knowledge but also broadened their international horizons.