ABOUT THE AUTHOR ABOUT THE BOOK “If we desire to fight successfully the scourge MEGHNAD SAHA This book is a selected collection of ABOUT THE AUTHOR of poverty and want from which 90 percent ABOUT THE AUTHOR ABOUT THE BOOK letters of, to and about Meghnad Saha ABOUT THE BOOK “If we desire to fight successfully the scourge MEGHNAD SAHA of our countrymen are suffering, if we wish “If we desire to fight successfullyand his writings the scourge to commemorate his MEGHNAD SAHA This book is a selected collection of This book is a selected collection of 125th birth anniversary, supplemented of poverty and want from which 90 percent to remodel our society and renew the spring letters of, to and about Meghnad Saha of poverty and want from which 90 percent letters of, to and about Meghnad Saha by an overview of him as a scientist, and his writings to commemorate his and his writings to commemorate his of our countrymen are suffering, if we wish of our civilization, and lay the foundation of a of our countrymen are suffering,social worker, if activist,we wish organizer, father 125th birth anniversary, supplemented 125th birth anniversary, supplemented to remodel our society and renew the spring to remodel our society andand renew family man.the spring The letters convey strong and progressive national life we must by an overview of him as a scientist, by an overview of him as a scientist, the huge impact of Meghnad Saha’s of our civilization, and lay the foundation of a make the fullest use of the power which a social worker, activist, organizer, father of our civilization, and lay the foundation of a social worker, activist, organizer, father scientific contributions, the respect and family man. The letters convey and family man. The letters convey strong and progressive national life we must knowledge of Nature has given us. We must strong and progressive nationalthat he commanded life we must among his peers, the huge impact of Meghnad Saha’s the huge impact of Meghnad Saha’s The author, Jibamitra Ganguly, was make the fullest use of the power which a make the fullest use of histhe personapower andwhich undaunted a spirit, rebuild our economic system by utilizing scientific contributions, the respect scientific contributions, the respect educated in India (Calcutta and Jadavpur and a sense of time that should be of knowledge of Nature has given us. We must that he commanded among his peers, knowledge of Nature has given us. We must that he commanded among his peers, Universities) and the University of Chicago, the resources of our land, harnessing the great interest and also inspirational The author, Jibamitra Ganguly, was USA, where he received his Ph.D. degree The author, Jibamitra Ganguly, was his persona and undaunted spirit, his persona and undaunted spirit, rebuild our economic system by utilizing energy of our rivers, prospecting for the rebuild our economic systemto the modern by utilizingreaders. Some of the educated in India (Calcutta and Jadavpur in Geophysical Sciences. This was followed educated in India (Calcutta and Jadavpur and a sense of time that should be of and a sense of time that should be of Universities) and the University of Chicago, the resources of our land, harnessing the Universities) and the University of Chicago, the resources of our land,letters harnessing contain Meghnad the Saha’s own by post-doctoral research at the Yale riches hidden under the bowels of the earth, great interest and also inspirational great interest and also inspirational USA, where he received his Ph.D. degree USA, where he received his Ph.D. degree narrative of the development of his University and the University of California, energy of our rivers, prospecting for the reclaiming deserts and swamps, conquering to the modern readers. Some of the energy of our rivers, prospecting for the to the modern readers. Some of the in Geophysical Sciences. This was followed l in Geophysical Sciences. This was followed famous contribution to astrophysics, Los Angeles, and appointment to a faculty letters contain Meghnad Saha’s own letters contain Meghnad Saha’s own by post-doctoral research at the Yale position at the University of Arizona, USA, riches hidden under the bowels of the earth, the barriers of distance and above all, we by post-doctoral research at the Yale riches hidden under the bowelsthe Saha Equation,of the earth, and his struggles to University and the University of California, University and the University of California, narrative of the development of his narrative of the development of his where he is currently a Professor Emeritus reclaiming deserts and swamps, conquering Jibamitra Ganguly reclaiming deserts and swamps,find very conqueringmodest financial resource to l must mould anew the nature of man in both famous contribution to astrophysics, l famous contribution to astrophysics, Los Angeles, and appointment to a faculty of Geosciences. He visited India under the Los Angeles, and appointment to a faculty support his research and publications position at the University of Arizona, USA, joint CSIR-UNESCO program of TOKTEN the barriers of distance and above all, we individual and social aspects so that a richer, position at the University of Arizona, USA, the Saha Equation, and his struggles to the barriers of distance and above all, we the Saha Equation, and his struggles to and how he got deprived of the credit where he is currently a Professor Emeritus Jibamitra Ganguly where he is currently a Professor Emeritus find very modest financial resource to Jibamitra Ganguly find very modest financial resource to (Transfer of Know-how through Expatriate must mould anew the nature of man in both must mould anew the naturefor another of man landmark in both discovery of of Geosciences. He visited India under the Nationals), China at the invitation of the more harmonious and happier race may live of Geosciences. He visited India under the support his research and publications support his research and publications Selective Radiation Pressure. There joint CSIR-UNESCO program of TOKTEN Chinese Academy of Sciences, and worked individual and social aspects so that a richer, in this great and ancient land of ours. Towards joint CSIR-UNESCO program of TOKTEN and how he got deprived of the credit individual and social aspects so that a richer, and how he got deprived of the credit is also a valuable collection of pictures (Transfer of Know-how through Expatriate briefly in several Indian and European (Transfer of Know-how through Expatriate for another landmark discovery of for another landmark discovery of Nationals), China at the invitation of the more harmonious and happier race may live the realization of this ideal, we people must Nationals), China at the invitation of the more harmonious and happiershowing race Meghnad may Saha live with many of Universities and organizations as a Selective Radiation Pressure. There Selective Radiation Pressure. There Chinese Academy of Sciences, and worked in this great and ancient land of ours. Towards Chinese Academy of Sciences, and worked in this great and ancient landthe stalwarts of ours. in Towards the field of physics and scientist or a visiting professor. Prof. adopt ourselves to the new philosophy of is also a valuable collection of pictures is also a valuable collection of pictures briefly in several Indian and European Ganguly has published extensively and briefly in several Indian and European astrophysics in the 20th century, many the realization of this ideal, we people must showing Meghnad Saha with many of the realization of this ideal, we people must showing Meghnad Saha with many of Universities and organizations as a made major research contributions in life and train the coming generations for Universities and organizations as a of whom he invited to India, political the stalwarts in the field of physics and the stalwarts in the field of physics and scientist or a visiting professor. Prof. a wide range of areas in the Earth and adopt ourselves to the new philosophy of the services of the community in scientific scientist or a visiting professor. Prof. adopt ourselves to the leadersnew philosophy of India, his familyof members astrophysics in the 20th century, many astrophysics in the 20th century, many Ganguly has published extensively and Planetary sciences. He is the author of the Ganguly has published extensively and and academic colleagues, and in his made major research contributions in life and train the coming generations for studies and research”. made major research contributions in of whom he invited to India, political life and train the coming generations for of whom he invited to India, political books Mixtures and Mineral Reactions (co- organizational activities. A final section a wide range of areas in the Earth and author: S.K. Saxena) and Thermodynamics the services of the community in scientific a wide range of areas in the Earth and leaders of India, his family members the services of the community in scientific leaders of India, his family members contains brief summaries of the Planetary sciences. He is the author of the in Earth and Planetary Sciences (also Planetary sciences. He is the author of the and academic colleagues, and in his and academic colleagues, and in his studies and research”. – M.N. Saha studies and research”. careers and scientific contributions of books Mixtures and Mineral Reactions (co- translated to Chinese), and editor of the books Mixtures and Mineral Reactions (co- organizational activities. A final section organizational activities. A final section the letter writers. author: S.K. Saxena) and Thermodynamics volume Diffusion, Atomic Ordering and author: S.K. Saxena) and Thermodynamics contains brief summaries of the contains brief summaries of the in Earth and Planetary Sciences (also in Earth and Planetary Sciences (also Mass Transport.