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The chemistry of making more with less

Doug Stephan’s award-winning idea replaces precious-metal assumptions with a cleaner catalytic possibility.

Doug Stephan examines a crystal for X-ray diffraction studies.
ResearchDoug Stephan examines a crystal for X-ray diffraction studies.Photo: Polina Teif / University of Toronto

Doug Stephan’s discovery of frustrated Lewis pairs challenged a basic habit of industrial chemistry: relying on rare metals to make useful molecules react.

The Davy Medal recognizes a body of work that could make catalysis less dependent on toxic or expensive materials. A twenty-year-old idea is still finding new rooms to enter.

Sources 1
  1. Original reporting · utoronto.ca
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This story is from the August 2026 issue of Alumni Digest · U of T. It's free, monthly and independent.

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