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Hughes Medal

Coin cell batteries being cycled to different state of charge for ex-situ measurements

Hughes medallist 2020

Professor Clare Grey FRSProfessor Clare Grey FRS

The Hughes Medal 2020 is awarded to Professor Clare Grey FRS for her pioneering work on the development and application of new characterization methodology to develop fundamental insight into how batteries, supercapacitors and fuel cells operate. 

Professor Grey's achievement will be celebrated at Anniversary Day on 30 November 2020. The prize is given with a medal and gift of £2,000.

Return to this year's Royal Society medal, award and prize winners.

The award

The Hughes Medal is awarded to an outstanding researcher in the field of energy. The award was named after the scientist David E. Hughes FRS (PDF) and was first awarded in 1902. Hughes was a Welsh-American scientist and musician who invented the first working radio communication system and the first microphone. The medal is of silver gilt, is awarded annually and is accompanied by a gift of £2,000.


The call for nominations is now closed. The next round of nominations opens in November 2020.

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Past winners

Professor Andrew Cooper FRS was awarded the Hughes Medal 2019 for the design and synthesis of new classes of organic materials with applications in energy storage, energy production and energy-efficient separations.

Professor James Durrant FRS was awarded the Hughes Medal 2018 for his distinguished photochemical studies for the design solar energy devices, particularly by transient spectroscopic studies of dye sensitized solar cells and of photoelectrochemical water splitting.

Professor Peter Bruce FRS was awarded the Hughes Medal 2017 for his distinguished work elucidating the fundamental chemistry underpinning energy storage. 

See full list of all past winners of the Hughes Medal.

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