1. Department
of Engineering Science and Mechanics, The Pennsylvania State University, University Park, Pennsylvania 16802, United States
2. Department
of Chemical Engineering, The Pennsylvania State University, University Park, Pennsylvania 16802, United States
3. MOE
Key Laboratory of Thermal Fluid Science and Engineering, School of
Energy and Power Engineering, Xi’an Jiaotong University, Xi’an, Shaanxi 710049, P.R. China