Core Viewpoint - The article announces the passing of Professor Yan Hong, a renowned expert in the field of aerospace engines in China, highlighting her significant contributions to education and research in the aerospace sector [1][5]. Group 1: Personal Background - Professor Yan Hong was born in September 1969 and was a member of the non-Party intellectuals. She held various positions, including the Executive Vice President of the Overseas Chinese Federation at her university and was recognized as an Associate Fellow by AIAA [3]. - She obtained her bachelor's, master's, and doctoral degrees from Northwestern Polytechnical University and conducted postdoctoral research at Tsinghua University. She served as an assistant research professor at Rutgers University and a research professor at Wright State University before returning to her alma mater in December 2010 [3]. Group 2: Academic and Research Contributions - Professor Yan specialized in supersonic/hypersonic flow control mechanisms, plasma flow control, and computational fluid dynamics. She served on editorial boards and technical committees for various academic journals and conferences [4]. - She led multiple national-level research projects, including those funded by the National Natural Science Foundation and the National Key Research and Development Program, and received awards for her academic papers presented at international conferences [4][5]. - Her work significantly advanced the technology and discipline of aerospace engines in China, and she published numerous high-level academic papers in prestigious international journals [4][5]. Group 3: Legacy and Impact - Professor Yan was dedicated to education and research, nurturing many talented professionals in the aerospace field. She was known for her rigorous academic standards, selfless dedication, and commitment to supporting the growth of young teachers [5]. - Her life was characterized by a commitment to education, research, and a humble demeanor, earning her deep respect and affection from colleagues and students alike [5].