Professor Rao delivering a lecture to the students at Science City Kolkata auditorium.

Featured Image. Credit CC BY-SA 3.0, via Wikimedia Commons

Trizzy Orozco

Dr. C.N.R. Rao: India’s Leading Chemist and His Contributions to Nanotechnology

Trizzy Orozco

Dr. Chintamani Nagesa Ramachandra Rao, commonly known as C.N.R. Rao, is one of India’s most esteemed scientists. A chemist of international repute, Rao has carved a significant niche for himself in the realm of solid-state and structural chemistry. His extensive research in the field of nanotechnology has marked him as a pioneer, bringing India to the forefront of advanced chemical research.

Early Life and Academic Background

Dr. C. N. R. Rao obtained his doctorate degree from Purdue University.
Dr. C. N. R. Rao obtained his doctorate degree from Purdue University. Image by Cole Parsons via Unsplash.

Born on June 30, 1934, in Bangalore, India, C.N.R. Rao displayed a keen interest in science from a young age. Pursuing his passion, he obtained a Bachelor’s degree from Mysore University in 1951, followed by a Master’s in Chemistry from Banaras Hindu University in 1953. His insatiable quest for knowledge then led him to pursue a Ph.D. from Purdue University, USA, in 1958, where he conducted impactful research in physical chemistry.

A Trailblazer in Chemistry

26th The World Academy of Sciences (TWAS) General Meeting in Vienna where Dr. Rao is a past president. He is here with Jacob Palis and the then-current TWAS President Bai Chunli.
26th The World Academy of Sciences (TWAS) General Meeting in Vienna where Dr. Rao is a past president. He is here with Jacob Palis and the then-current TWAS President Bai Chunli. Image via Openverse.

Dr. Rao’s contributions to the field of chemistry are vast and varied. With over 1,600 research papers and 51 books to his name, his work encompasses a range of subjects from transition metal oxides to the synthesis of nanomaterials. His scientific rigor and intellectual depth have made him a world leader in solid-state and materials chemistry.

Contributions to Nanotechnology

Nanotechnology makes textile fibers dirt-repellent.
Nanotechnology makes textile fibers dirt-repellent. Image by BASF via Openverse.

Nano-research is often considered the frontier of modern science, and Dr. C.N.R. Rao has been at the helm of this transformation. His work in nanotechnology has largely centered around nanomaterials, particularly carbon nanotubes and graphene, which are revolutionary in numerous applications, including electronics, materials science, and biomedicine.

Rao’s devotion to nanotechnology has not only advanced academic research but also inspired practical applications. His study on the properties and reactions of nanomaterials has led to breakthroughs in developing novel materials with enhanced properties, such as increased strength, lighter weight, and better thermal and electrical conductivity.

Pioneering Work with Graphene and 2D Materials

Atomic-scale image of graphene (a single sheet of hexagonal carbon) synthesized on a silver crystal.
Atomic-scale image of graphene (a single sheet of hexagonal carbon) synthesized on a silver crystal. Image via Openverse.

Among his many achievements, Rao’s research on graphene deserves special mention. Graphene, a single layer of carbon atoms arranged in a two-dimensional lattice, is noted for its exceptional strength and electrical conductivity. Dr. Rao has been pivotal in exploring graphene’s potential, significantly advancing our understanding of its properties and capabilities.

Beyond graphene, Rao’s research has extended to other two-dimensional materials, exploring their synthesis, properties, and potential applications. His work has opened new pathways for technological advancements, particularly in the fields of electronics and energy storage.

Award-Winning Scientist

Dr. C.N.R. Rao receiving an award.
Dr. C.N.R. Rao receiving an award. Image via Openverse.

Dr. Rao’s contributions have garnered him numerous prestigious awards, both nationally and internationally. In 2013, he was honored with India’s highest civilian award, the Bharat Ratna, acknowledging his monumental contributions to science and engineering. Rao is also a Fellow at more than twenty scientific academies, including the Royal Society in the United Kingdom, and has been awarded the Padma Shri and Padma Vibhushan by the Government of India.

Legacy and Impact on Future Generations

Dr. C. N. R. Rao holding his "Bharat Ratna" award, the highest civilian award in India.
Dr. C. N. R. Rao holding his “Bharat Ratna” award, the highest civilian award in India. Image via Openverse.

Throughout his illustrious career, Dr. C.N.R. Rao has been not just a researcher but also a mentor and educator. His passion for science has inspired countless students and researchers, making an indelible impact on future generations of scientists. As an advocate for scientific education in India, Rao has consistently emphasized the importance of fostering scientific curiosity and innovation.

Conclusion

Test tubes and beakers.
Test tubes and beakers. Image by Girl with red hat via Unsplash.

Dr. C.N.R. Rao’s profound impact on chemistry and nanotechnology is a testament to his brilliance and dedication. His relentless pursuit of knowledge and his pioneering research have not only advanced the field of chemistry but also positioned India as a significant contributor to global scientific research. As his legacy continues to inspire, Dr. Rao’s contributions will undoubtedly influence scientific inquiry and technological progress for many years to come.

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