Liqiang Ren, Ph.D. Titles and Appointments Assistant Professor Schools Medical School Departments Radiology Biography Liqiang Ren, Ph.D., is Assistant Professor of Radiology at UT Southwestern and serves as a Diagnostic Medical Physicist in the Medical Physics Division. Dr. Ren holds a bachelor's degree in optoelectronics science and technology joint program from Nankai University and Tianjin University in Tianjin, China, and earned his master’s degree in optical engineering from Tianjin University. He, then, earned his doctorate degree in electrical and computer engineering from the University of Oklahoma, and received advanced training in diagnostic imaging in the Medical Physics Residency Program at the Mayo Clinic in Minnesota in addition to completion of CAMPEP Accredited Certificate Program at the Mayo Clinic. Dr. Ren’s research has led to the publication of multiple original articles in peer-reviewed journals, and has also presented research at multiple national and regional society meetings and conferences. Dr. Ren is an active member of the Radiological Society of North America, a full member of American Association of Physicists in Medicine, and certified in diagnostic medical physics from the American Board of Radiology. Publications Phantom evaluation of spectral performance in photon-counting CT for breast cancer imaging Ren L, Xi Y, Ananthakrishnan L, Soesbe T, Lewis M, Seiler S, Ataei A, Liu H, Li Y, Ahn RW Medical physics 2026 May 53 Dual-contrast iodine-bismuth imaging with clinical photon-counting CT: optimization of virtual monoenergetic image pairs for enhanced visualizations and quantifications Roth S, Thapa D, Ataei A, Vasan V, Ahn RW, Yu L, Xi Y, Ren L 2026 Apr The American college of radiology diagnostic fluoroscopy dose index registry pilot: Dosimetric performance and benchmarking challenges Mann SD, Miller DL, Fong G, Goode AR, Marshall EL, Nishino T, Boxx P, Ren L, Topbas C, Schoenfeld AH, Singh V, Zhang J Journal of applied clinical medical physics 2026 Feb 27 Iodine and bismuth dual-contrast imaging on photon-counting CT with noise-optimized virtual monoenergetic imaging: Phantom and patient studies Roth S, Thapa D, Ataei A, Vasan V, Ahn RW, Yu L, Xi Y, Ren L Medical physics 2026 Jan 53 Defining window settings for abdominopelvic photon-counting CT virtual monoenergetic imaging: quantitative and qualitative evaluation Ren L, Ahn RW, Vasan V, Duan X, Imphean D, Xi Y, Goel A, Zhang Y, Nair V, Xu G, Ananthakrishnan L European Journal of Radiology 2026 Jan 194 Photon-counting detector CT: technology overview and radiation dose reduction Ren L, Duan X, Ahn R, Kay F, Daftaribesheli L, Zhou W, Guild J, Ananthakrishnan L British Journal of Radiology 2025 Nov 98 1788-1801 Lipid Microparticle-Based Phantoms Modeling Hepatic Steatosis for the Validation of Quantitative Imaging Techniques Endsley C, Ali S, Salhadar K, Woodward A, Garland S, Santelli J, Salimabad MZ, Ren L, Yokoo T, Rosado-Mendez IM, Fetzer DT, de Gracia Lux C Small Methods 2025 Aug 9 Empirical investigations of measures to reduce thermal risks to patients induced by high pressure gas supply lines during MRI-guided cryoablations at 1.5 T Treb KJ, Ren L, Woodrum DA, Favazza CP, Thompson SM, Adamo DA, Gorny KR, Lu A Physica Medica 2025 Aug 136 Photon-Counting-Detector CT: Technology Overview and Radiation Dose Reduction Ren L, Duan X, Ahn RW, Kay FU, Daftaribesheli L, Zhou W, Guild JB, Ananthakrishnan L British Journal of Radiology 2025 May Optimal Spectral Performance on Pediatric Photon-Counting CT Investigating Phantom-Based Size-Dependent kV Selection for Spectral Body Imaging Zhou W, Ataei A, Huo D, Ren L, Browne LP, Zhou X, Weinman JP Investigative Radiology 2025 Apr 60 245-252 Results 1-10 of 71 1 2 3 4 5 Next Last Professional Associations/Affiliations American Association of Physicists in Medicine (2017) Radiological Society of North America (2023)
