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].

Group 1 - Heartflow, a provider of imaging and diagnostic software for coronary artery disease, has increased its IPO size to raise $292 million by offering 16.7 million shares at a price range of $17 to $18 per share [1][2] - The revised fundraising amount represents a 46% increase compared to the initial plan of raising funds through 12.5 million shares priced between $15 and $17 [1] - As of March 31, 2025, Heartflow's intelligent platform has provided CAD assessment services to over 400,000 patients, with 132,000 cases serviced in 2024 alone [1] Group 2 - Founded in 2007, Heartflow achieved revenue of $136 million for the fiscal year ending March 2025 [2] - The company plans to list on NASDAQ under the ticker symbol "HTFL," with JPMorgan, Morgan Stanley, and Piper Sandler serving as joint bookrunners, and pricing is expected to occur during the week of August 4, 2025 [2]