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Tech red unmasked

John McCloy
John McCloy

Tech red, an enigmatic technetium compound that has resisted characterization for half a century, has been identified using chemical detective-work and computer modelling. The molecule’s unusual chemistry may explain why it has proven so difficult to unmask.

‘There are only a handful of laboratories who can work with large amounts of technetium, and even fewer who have access to anything other than simple characterization techniques,’ explains John McCloy, who investigates radioactive materials at Washington State University.

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