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Researchers build mini-NMR system

Yong Liu and Nan Sun in collaboration with Hakho Lee at HMS build what may be the smallest complete system (Electronics Weekly)

Harvard University and its medical school have built the smallest complete nuclear magnetic resonance (NMR) system, claimed the team.

Described at the International Solid-State Circuits Conference (ISSCC) in San Francisco, the NMR weighs 2kg and occupies 2.5 litres.

It can detect biological samples tagged with magnetic nanoparticles (which speed the loss of phase coherence - see box) in tiny quantities of liquid. For example, 4nmol of chemical in 5µl of liquid. "This is 60x more sensitive than a commercial bench top NMR," said the team, comparing it to a system weighing 120kg.

Read the full article in Electronics Weekly