Many rare metals are in scarce supply, yet demand for use in electronics, medical instrumentation, and other purposes continues to increase. As waste, these metals pollute the environment and harm human health. Ideally, we ...
Materials Science
Dec 18, 2020
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38
Rare metals crucial to green industries turn out to have a surprising origin. Ancient global climate change and certain kinds of undersea geology drove fish populations to specific locations. As remains of the fish fossilized, ...
Earth Sciences
Jun 18, 2020
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4
The technology – developed and patented from the laboratory of Nien-Hwa Linda Wang, Purdue's Maxine Spencer Nichols Professor of Chemical Engineering – has successfully shown to separate the rare earth metals without ...
Materials Science
May 6, 2020
2
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World Wetlands Day is celebrated internationally each year on 2 February. It marks the anniversary of the signing of the Convention on Wetlands of International Importance, known as the Ramsar Convention, in Ramsar, Iran, ...
Environment
Jan 31, 2020
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4
Modern society has given significant attention to the promises of the digital economy over the past decade. But it has given little attention to its negative environmental footprint.
Environment
Dec 10, 2019
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12
Later during this century, around 2060, a paradigm shift in global energy consumption is expected: we will spend more energy for cooling than for heating. Meanwhile, the increasing penetration of cooling applications into ...
General Physics
Sep 16, 2019
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10
Growing demand for electric vehicles is important to help cut transport emissions, but it will also lead to new mining. Without a careful approach, we could create new environmental damage while trying to solve an environmental ...
Energy & Green Tech
Apr 17, 2019
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27
Last year, humans emitted approximately 37 billion tonnes of carbon dioxide into the atmosphere – a disastrous and unsustainable figure. To avoid the worst effects of climate change we could capture some of that carbon ...
Environment
Jan 29, 2019
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6
If rare-earth metals can be extracted from previously quarried ore, the environmental hazards of new mines and mining waste can be mitigated. In his doctoral research, Wenzhong Zhang from the Department of Chemistry at the ...
Materials Science
Nov 27, 2018
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3
Modern technology depends on a set of 17 elements at the foot of the periodic table. Known as rare earths (REs), many of these metals are highly magnetic, and find use in computing, green power and other technologies. However, ...
Materials Science
Nov 5, 2018
0
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