Sir Chandrasekhara Venkata (CV) Raman was an Indian physicist known for his work in the field of light scattering. CV Raman is popularly known for the discovery of the Raman Effect, which explains how light changes its wavelength when passing through a transparent material. The death anniversary of Sir Chandrasekhara Venkata Raman is observed every year on November 21 to honour one of India’s greatest scientists and Nobel laureates. This day serves as a reminder of his exceptional contributions to physics, especially his groundbreaking discovery of the Raman Effect, which revolutionised the scientific understanding of light scattering. Everything You Must Know About the Indian Physicist Sir CV Raman .

Using a spectrograph that he developed, he and his student K. S. Krishnan discovere

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