![]() ![]() Russian physicists Grigory Landsberg and Leonid Mandelstam first observed the effect just a week before Raman. He recorded the change in wavelength after shining the light through ice cubes.Īlthough not the first person to observe the phenomenon, Raman was the first to publish the observations in 1928. He began conducting experiments with transparent ice blocks and the light of a mercury arc lamp. Noticing the blue colour of the Mediterranean Sea and icebergs, he wanted to understand the reason behind the striking phenomenon. Raman first observed the phenomenon in 1921 during a trip to Europe. Wyx5qcS5IO- Ministry of Information and Broadcasting February 25, 2022 ![]() ![]() #VigyanSarvatraPujyate, the week-long festival of India’s achievements in Science and Technology over 75 years of India's independence is being celebrated, under 'Azadi Ka #AmritMahotsav'. ![]()
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