explain how protons & neutrons are held together in nuclei. She published 4 papers in Nature from ‘40-‘42. She was the 1st person to measure the mass of a meson. She realized they would need improved photographic plates to continue the research, but these were unavailable due to imposed WWII restrictions. Cosmic ray research at the Bose Institute stopped. 7 years later Powell did a similar study with better quality photo emulsion & was awarded the Nobel in 1950.
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