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Sanjay Kumar Biswas, a distinguished tribologist and educator, passed away on 28 April 2013 in Bangalore at the age of 67. With a background of doctoral and postdoctoral work in plasticity, he pioneered many fundamental approaches to studying two moving surfaces that are in contact with each other. This scientific exploration led him to undertake research in many branches of science and engineering ranging from mechanics, materials and chemistry to nanoscience and bioengineering.
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