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How to get the silver out of photovoltaic panels

New environmentally friendly solar panel recycling

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Researchers find alternative way to extract high purity

Scientists from the University of Leicester have discovered an alternative process that recovers silver and aluminium from end-of-life photovoltaic (PV) cells, the functioning units of solar panels. This process uses cheap solvents and is

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Scientists design a novel way to extract silver from

University of Leicester researchers have found an alternative way to extract high-purity silver from used solar panels. The process discovered is able to recover metals from end-of-life solar panels using cheap,

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New way found to extract high-purity silver from used

The new process uses iron chloride and aluminium chloride dissolved in brines to extract the silver and aluminium from solar cells. It retrieves more than 90% of the silver and aluminium in 10

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Novel tech to recycle silver, aluminum from end-of-life

Researchers at the University of Leicester have developed a new method of extracting silver and aluminum from end-of-life PV cells using iron chloride and aluminum chloride dissolved in brines.

How to get the silver out of photovoltaic panels [PDF]

6 FAQs about [How to get the silver out of photovoltaic panels]

Can you get silver out of old solar panels?

Scientists at the University of Leicester have developed a new way of getting silver out of old solar panels. They say the method, which uses a type of salt water instead of acid, is more environmentally friendly.

Can solar panels recover silver at high efficiency?

UNSW Sydney engineers have developed a new, more effective way of recycling solar panels, which can recover silver at high efficiency. The process, which has been patented, has been specially created for photovoltaic panels in order to quickly and efficiently sort the component materials, as a key step of highly efficient PV recycling.

How do you get silver from solar panels?

The old method of getting silver from solar panels uses mineral acid to dissolve it, but the process is expensive and causes damage the environment. The new way uses chemicals from chicken feed (choline chloride) and de-icer (calcium chloride) to make a type of salty water called brine.

How much silver can you extract from solar panels?

But the extraction of high-purity silicon, silver, and copper should offset the extra cost, Miserocchi says. Plus, it’s more efficient than mining for virgin elements. You can extract about 500 grams of silver from a tonne of solar panels, but only 165 grams of silver from a tonne of ore, he says.

Can a chemist retrieve silver from dead solar panels?

A multi-institutional team of chemists, metallurgists and engineers has developed a highly efficient way to retrieve silver from dead solar panels. Their paper is published in Environmental Technology & Innovation. As climate change progresses, scientists seek to replace fossil fuels with renewable resources, including solar power.

Can old solar panels be recycled?

The team say the new process gets more than 90% of the aluminium and silver from the solar cells in just 10 minutes and that the quality of the silver is high so it can be reused easily. Scientists from the University of Leicester say they have found a new way of extracting silver from old solar panels.

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