2024年3月2日 · In testing, Mezzenga and his team found they could extract around 450mg of gold from 20 motherboards using this method. All the gold was melted down into a golden nugget …

2024年3月4日 · They knit together and once dried, take the form of a sponge, which is then placed into the acid solution containing the gold ions. Once it's absorbed as much as it can, …

2024年1月3日 · ETH Zurich researchers have recovered the precious metal from electronic waste. Their highly sustainable new method is based on a protein fibril sponge, which the …

2024年3月5日 · In tests, the scientists extracted 450mg of 22-carat gold – about 91 percent gold and 9 percent copper – from 20 used motherboards. Although less environmentally harmful …

2024年3月7日 · A team of scientists have penned a new study that details an interesting way to collect valuable minerals from electronic waste, and the method includes creating a sponge …

2024年3月10日 · The scientists then dried the gel, creating a sponge out of these protein fibrils. To recover gold in the laboratory experiment, the team salvaged the electronic motherboards …

2024年3月14日 · The aerogel acts like a gold sponge, and the researchers were able to extract a nearly pure, 22-karat, gold nugget weighing almost half a gram from 20 discarded computer …

2024年3月11日 · In a paper published in the journal Advanced Materials, soft condense matter scientist Raffaele Mezzenga and his team explain how using a sponge made from a protein …

Researchers used protein sponges, byproducts from the cheesemaking process, to recover the precious metal from e-waste – a method they claim is sustainable and commercially viable. In …

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