I am grateful to many institutions for M
acknowledgement will never be complete without the special mention of my lab
members Jadveer Singh, Sneha Joshi, Kirti baranwal, Lalit Mohan Dwivedi,
Shehala and Surabhi for always being there and bearing with me the good and bad
times during my wonderful days of Ph.D. I would also like to thank Amarnath, the
staff of Chemistry division for his innumerable help.
Though, I must thank Dr. Angela Singh, my erstwhile collaborator. She gave me a
tremendous help in many areas, and more importantly she played a major role in
various aspects of the design and initial implementation of my work. I widen my
heartfelt thanks to my lab seniors Dr. Tulika Malviya, Dr. Devendra Singh and
Dr. Preeti Srivastava, their personal and professional support that they have
extended and taught me lab the lab culture and sharing their knowledge that
influenced the work and resulted in cooperative joint publications.
acknowledge the financial assistance in form of JRF and SRF the fellowship
program, University Grants Commission, Govt. of India, New Delhi.
with, I pay my genuflection to GOD, the Trinity to have bestowed upon me good
health, courage, inspiration, ardour and the light. After GOD, I express my
unfeigned gratitude to my supervisor Prof. Vandana Singh, Department of
chemistry, University of Allahabad who ploughed through several preliminary
versions of my text, making critical suggestions and posing challenging questions.
Her expertise, invaluable guidance, constant encouragement, benevolence,
understanding, patience and healthy criticism added considerably to my
experience. Without her revenant inspiration, it would not have been possible
to complete this study. Her observations and comments helped me to establish
the overall direction of the research and to move forward with the
investigation in depth. I thank her for providing me with the opportunity to
work with a talented team of researchers.
thesis has been captivating and extremely rewarding. It’s my pleasure to
acknowledge the roles of several individuals who were conducive to completion
of my D. Phil. research. I would like to
thank a number of people who have contributed to the final result in many