Prof. Liqun SUN , Dept of Precision Instrument, Tsinghua University, China.
Professor Liqun Sun is a renowned scholar and doctoral advisor at Tsinghua University, serving as the chief expert of China’s National 863 Program. He is widely recognized for his contributions to spectral testing, optical sensing, and biomedical optics. With leadership in over 20 significant scientific projects, including national and enterprise-level initiatives, he has advanced China’s technological frontiers. His extensive research has been published in top-tier journals, and he holds multiple national patents. Known for academic excellence and innovation, Professor Sun’s interdisciplinary expertise bridges the gap between optical engineering and biomedical applications, making him a pivotal figure in modern optics research.
Publication Profile
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🎓 Education Background
Professor Liqun Sun completed his advanced education in engineering and optics from leading Chinese institutions, culminating in a doctorate that laid the foundation for his groundbreaking research. His academic journey emphasized photonics, spectroscopy, and applied optical systems. With strong theoretical knowledge and practical exposure, he transitioned seamlessly into academic leadership. His educational training, aligned with Tsinghua University’s prestigious research environment, has equipped him to mentor emerging scientists and contribute to national scientific programs. The strong foundation of his academic training has been crucial in enabling him to lead multidisciplinary research in state-level scientific development projects.
🏢 Professional Experience
Liqun Sun currently holds the position of Professor and doctoral advisor at Tsinghua University. He is the chief expert of the National 863 Program and has managed over twenty high-impact projects, including national defense, major scientific instrument developments, and enterprise collaborations. His professional experience includes heading initiatives for the Ministry of Science and Technology and guiding research teams in advanced optics and sensing technologies. Through years of leading-edge research and collaboration with industrial stakeholders, Professor Sun has developed practical solutions that have been transferred to real-world applications, highlighting his role as both an academic leader and technological innovator.
🏆 Awards and Honors
Professor Liqun Sun has earned three Second Prizes for Scientific and Technological Progress in National Defense, marking his valuable contributions to China’s innovation in defense-related optical technologies. His work has led to 18 national invention patents, showcasing his commitment to turning theoretical breakthroughs into usable technologies. These honors underline his reputation as a top-tier researcher and innovator in optical sensing and spectral analysis. Additionally, his significant publication record in international journals has earned him global recognition, and he remains a consistent contributor to high-impact journals in the biomedical optics and photonics domains.
🔬 Research Focus
Professor Liqun Sun’s primary research areas include spectral testing, optical sensing, and biomedical optics. His recent works focus on wearable optical coherence tomography angiography (OCTA), metasurface engineering, photoacoustic gas analyzers, and advanced spectroscopic techniques. He is dedicated to developing optical tools for real-time imaging and monitoring of biological systems. His research emphasizes the creation of miniaturized, wearable devices that provide non-invasive insight into physiological changes, with direct implications for healthcare and neuroscience. His work consistently integrates precision optics with real-world usability, enabling breakthroughs in diagnostic imaging and environmental sensing.
🔚 Conclusion
Professor Liqun Sun stands out as a visionary scientist whose multidisciplinary approach has yielded significant advances in optical sensing and biomedical instrumentation. From developing high-resolution imaging systems to pioneering wearable optical devices, he continues to influence the scientific and medical communities. His combination of academic excellence, innovative patents, and successful technological transformations makes him an ideal candidate for high-level scientific recognition and honors. His leadership in national research initiatives demonstrates not only expertise but also a sustained commitment to advancing science and technology in China and beyond.
📚 Top Publications
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Metasurface array for single-shot spectroscopic ellipsometry – Light: Science & Applications, 2024, Cited by: 26
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Visualizing cortical blood perfusion after photothrombotic stroke in vivo by needle-shaped beam OCTA – Photonix, 2024, Cited by: 4
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Resonant Cell-Based 1f Photoacoustic Gas Analyzer Immune to Light Power Fluctuation and Frequency Mismatch – Analytical Chemistry, 2024, Cited by: 2
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Singularity engineering of the resonant perfect absorber – Results in Physics, 2024
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Wearable OCTA probe for freely moving mice – Biomedical Optics Express, 2023, Cited by: 5
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Measurement of methane gas with high absorbance based on modified wavelength modulation spectroscopy – Wuli Xuebao Acta Physica Sinica, 2023, Cited by: 5
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Wearable OCTA probe with extended depth of field – Journal of Biomedical Optics, 2025