A team led by Professor Martin Green - sometimes called the Father of Photovoltaics - has boosted the efficiency of solar panels to 40 per cent.
The team from the University of New South Wales used a new way of splitting sunlight into four different cells, boosting its conversion levels.
Professor Green told Darren Mara this technique could be harnessed to push solar efficiency even further - potentially making solar technology amongst the most efficient and cheapest options in the energy mix.
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