 
            FRS FREng HonFInstP 
                Faculty of Engineering Science 
                Dept of Electronic & Electrical Engineering, 
                University College London, UK 
            
 
            FRS,
                         Emeritus Professor of Physics, 
                        Banaras Hindu University, 
                        
                        Varanasi, India. 
                     
                  
 
            Associate Professor
                School of Physics 
                Huazhong  University of Science and Technology 
                Wuhan, China
              
 
            Professor
                    Department of Physics 
                    Indian Institute of Sciences 
                    Bangalore, India 
                
 
            Professor
                    Department of Physics
                    Indian Institute of Technology Bombay 
                  Mumbai, India
                
 
            Professor
                    Department of Physics 
                    Tata Institute of Fundamental Research  
                    Mumbai, India 
                
 
            Associate Professor
                    Department of Physics  
                    Indian Institute of Science Education and Research  
                    Thiruvananthapuram,  
Kerala, India
                
 
            Chair in Functional Materials
                    School of Chemical and Process Engineering 
                    University of Leeds, UK 
                
 
            Professor 
                    Department of Physics 
                    Central University of Kerala 
                    Kasaragod, Kerala, India
                
 
            Scientist-F 
                    UGC-DAE Consortium for Scientific Research
                    Kalpakkam Node