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IIT Bombay Unveils Indigenous Quantum Diamond Microscope, Secures First Patent in Domain

The room‑temperature NV‑centre platform enables widefield, 3‑D magnetic‑field imaging for non‑destructive diagnostics.

Overview

  • The prototype was presented at ESTIC 2025 in the presence of Science Minister Jitendra Singh, Principal Scientific Adviser Ajay K Sood, and DST Secretary Abhay Karandikar.
  • The instrument uses nitrogen‑vacancy centres and optically detected magnetic resonance to optically read local magnetic fields at the nanoscale under ambient conditions.
  • It maps buried current paths and multilayer charge flow inside encapsulated semiconductor chips, overcoming limits of conventional diagnostic tools.
  • The Ministry of Science and Technology says the effort has earned India its first patent in the Quantum Diamond Microscope domain.
  • Aligned with the National Quantum Mission, the team plans AI and machine‑learning integration to expand applications to advanced chip diagnostics, biological imaging, and geological magnetisation studies.