Rare-earth elements in mining industry's waste piles

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 ...

Premier: China won't block rare earth exports

(AP) -- China is not using its control over supplies of rare earth - exotic metals crucial in advanced manufacturing - as a diplomatic "bargaining chip," state media quoted Premier Wen Jiabao as saying during a visit to ...

Chemists create nanoparticles for safe imaging of tumors

Chemists from Russia and Switzerland created biosafe luminescent nanoparticles for imaging tumors and blood vessels damaged by heart attack or stroke. The particles are made of hafnium oxide that is used for intravenous injection, ...

Rare earth orthoferrite LnFeO3 nanoparticles for bioimaging

Magnetic resonance imaging (MRI) has emerged as one of the most powerful clinical imaging tools because of its superb spatial resolution and soft tissue contrast, especially when using contrast agents. In the European Journal ...

Unlocking the power of a molecule's spin

Behind the devices that shape modern life is an array of natural and human-made materials. One such component of smartphones and computers are rare earth metals, a group of 17 elements that, because they aren't found in concentrated ...

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