Solar cells built on dots and dashes of silver

A team from the University of New South Wales (UNSW) School of Photovoltaic and Renewable Energy Engineering spoke to Natalie Filatoff about how they reinvented the design of screen-printed contacts to reduce costs and silver consumption without sacrificing the efficiency of tunnel oxide passivated contact (TOPCon) solar cells.

Brett Hallam and Yuchao Zhang work in the Solar Industrial Research Facility at UNSW, in Sydney.

Photo: pv magazine/Natalie Filatoff

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