Every year, 28th February is celebrated as the National Science day. This day in 1928, Raman effect was discovered by Dr C V Raman. For his outstanding achievements, he received the Nobel Prize in Physics 1930. With this , he became the first person in Asia to receive the Nobel Prize in Physics.
Dr C V Raman did this discovery with the assistance from his student, K.S. Krishnan. Ministry of HRD pays tribute to Dr C V Raman.
Raman effect or Raman scattering is related to when photons scatter and there is exchange of energy and change in the light direction. This is used more by Physicists and Chemists to conduct experiments and to find information about various materials.