Meghnad Saha
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Meghnad N. Saha (मेघनाथ साहा) (October 6 1893 – February 16 1956) was an Indian astrophysicist. He was born on the 6 October, 1893 in a village named Shaoratoli near Dhaka in current day Bangladesh.He invented an instrument to measure the weight and pressure of solar rays. He produced the famous equation which he called 'equation of the reaction - isobar for ionization' which later became known as Saha's "Thermo-Ionization Equation". Saha was the leading spirit in organizing the scientific societies like the 'National Academy of Science' (1930), 'Indian Institute of Science' (1935) and the 'Indian Association for the Cultivation of Science' (1944). The lasting memorial to him is the 'Saha Institute of Nuclear Physics' founded in 1943 in Kolkata. He was the chief architect of river planning in India. He prepared the original plan for Damodar Valley Project.
He was a student at the Presidency College, Kolkata; a professor at Allahabad University from 1923 to 1938 and thereafter a professor and Dean of the Faculty of Science at the University of Calcutta until his death in 1956.
External links
- ScienceWorld: Saha Equation (http://scienceworld.wolfram.com/physics/SahaEquation.html)
- Biographical info (http://www-cmp.saha.ernet.in/~kausik/mnsarch/index.php?pg=6)
Obituaries
- Obs 76 (1956) 40 (http://adsabs.harvard.edu//full/seri/Obs../0076//0000040.000.html) (one sentence)
- PASP 68 (1956) 282 (http://adsabs.harvard.edu//full/seri/PASP./0068//0000282.000.html) (one paragraph)