Stanford team shines light on cryptocurrency, designs photonic circuits to save energy

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Stanford team shines light on cryptocurrency, designs photonic circuits to save energy
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Cryptocurrency mining is only accessible to those with access to highly discounted energy. The newly-developed low-energy chips will make it possible for everyone to participate in mining profitably.

In their paper 'Experimental evaluation of digitally-verifiable photonic computing for blockchain and cryptocurrency', published in

The team estimates this photonic blockchain to impact a ten-fold improvement in energy use compared to the best modern digital electronic processors if implemented on a large scale. The team modified HeavyHash to work with a co-designed silicon photonic chip carrying a 6x6 network of programmable interferometers, which facilitates low-energy processing of matrix multiplications that form the bulk of LightHash computation.

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