The object
Sumita Mitra invented nanocomposite dental materials that match natural teeth and restore all tooth areas. Her nanocomposite restorative matched tooth appearance while supplying strength across different tooth locations, a material advance that broadened the practical use of tooth-colored fillings.
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What Sumita did
Invented nanocomposite dental materials that match natural teeth and restore all tooth areas.
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Why it matters
Nanocomposite restoratives expanded the strength and cosmetic performance of dental fillings.
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Living-status check
NIHF's official profile says Mitra is now a University of South Florida professor and runs Mitra Chemical Consulting. Current institutional evidence in 2026.