徐肖肖，博士、教授、博士生导师，制冷与低温工程专业，2010年获浙江大学动力工程及工程热物理专业博士学位，2011年进入重庆大学工作，2018年评聘为教授，于2010年和2020年先后两次到美国伊利诺伊香槟分校的制冷空调研究中心ACRC访学交流。作为项目负责人获得国家自然科学基金面上、青年基金项目、重庆市自然科学基金、中央高校基本科研业务费面上项目、中国博士后科学基金和重庆市博士后科研项目特别资助，参与国家重点基础研究发展计划（973 计划）、装备预研项目、重庆市重大主题专项重点研发项目等项目。工程热物理学报青年编委。发表JCR一区SCI论文50余篇，主要论文发表在能源与动力类权威国际刊物Applied Energy、Energy、International Journal of heat and mass transfer、International Journal of Refrigeration等。论文他引2200余次，H-指数29。

研究领域：

1.超临界CO2在管内的换热特性和机理研究

2.超临界CO2热泵系统性能研究

3.压缩CO2储能系统设计及优化

4.新型冷热电联产循环性能研究和优化

近三年发表论文：

1. Yongfang Huang, Xiaoxiao Xu*, Chao Liu.Thermodynamic characteristics of gas-liquid phase change investigated by lattice Boltzmann method. Applied Thermal Engineering, 2023, 227:120367.

2. Deng X, Xiaoxiao Xu*, Song X, et al. Boiling heat transfer of CO2/lubricant on structured surfaces using molecular dynamics simulations. Applied Thermal Engineering, 2023, 219: 119682.

3. Yong Cao, Xiaoxiao Xu*, Dan Li, Chao Liu, Chaobin Dang. Experimental study on suppressing heat transfer deterioration of supercritical CO2 in vertical tubes based on Helmholtz oscillator. Applied Thermal Engineering, 2023, 225, 120198.

4. Yongfang Huang, Xiaoxiao Xu*, Xiaoxiao Li, Xinxin Liu, Chao Liu. Effect of lubricant addition on bubble motion of refrigerant CO2 in the nucleate boiling process. International Journal of Refrigeration. 139. 2022, 104-112.

 5. Shijie Zhang, Xiaoxiao Xu*, Chao Liu, Xiaoxiao Li, Chuang Wu, Chaobin Dang. Experimental investigation and theoretical analysis on the heat transfer deterioration of supercritical CO2 in mixed and forced convection with vertical-downward flow tube. International Journal of Heat and Mass Transfer.187. 2022，122510.

 6. Dan Li, Xiaoxiao Xu*, Yong Cao , Chao Liu, Shijie Zhang, Chaobin Dang. The characteristics and mechanisms of self-excited oscillation pulsating flow on heat transfer deterioration of supercritical CO2 heated in vertical upward tube. Applied Thermal Engineering. 2022, 202, 117839.

7. Dongnan Cai, Xiaoxiao Xu*, Shijie Zhang, Chao Liu, Chaobin Dang. Experimental investigation on the flow instability of supercritical CO2 in vertical upward circular tube in trans-critical CO2 Rankine system. Applied Thermal Engineering. 183 (2021) 116139.

8. Shijie Zhang, Xiaoxiao Xu*, Chao Liu, Chaobin Dang. A review on application and heat transfer enhancement of supercritical CO2 in low-grade heat conversion Applied Energy. 269 (2020) 114962

9. Shijie Zhang, Xiaoxiao Xu*, Chao Liu, Chuang Wu, Pengfei Sun, Chaobin Dang. Experimental investigation of the heat transfer behaviors of CO2, propane and their binary non-azeotropic mixtures above critical pressure in helically coiled tube. Applied Thermal Engineering. 180 (2020) 115842.

10. Xinxin Liu, Xiaoxiao Xu*, Chao Liu, Shijie Zhang, Jiacheng He, Chaobin Dang. Flow structure at different stages of heat transfer deterioration with upward, mixed turbulent flow of supercritical CO2 heated in vertical straight tube. Applied Thermal Engineering. 181 (2020) 115987.

11. Shijie Zhang, Xu Xiaoxiao*, Chao Liu, Xinxin Liu, Zhipeng Ru, Chaobin Dang. Experimental and numerical comparision of the heat transfer behaviors and buoyancy effects of supercritical CO2 in various heating tubes. International Journal of Heat and Mass Transfer. 149 (2020) 119074.

12. 刘新新, 山訸, 张世杰, 徐肖肖*, 刘朝. 竖直直管和螺旋管内超临界CO2换热特性对比研究. 工程热物理学报. 2020, 41(1): 55-60.