1. School
of Chemical Engineering, Dalian University of Technology, Dalian 116023, China
2. State
Key Laboratory of Molecular Reaction Dynamics, Dalian Institute of
Chemical Physics, Chinese Academy of Science, Dalian 116023, China
3. Department
of Mathematics, Quaid-I-Azam University, Islamabad 44000, Pakistan
4. Nonlinear
Analysis and Applied Mathematics (NAAM) Research Group, Department
of Mathematics, Faculty of Science, King Abdulaziz University, Jeddah 21589, Saudi Arabia