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6 Current news about the topic cobalt

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New technology could wean the battery world off cobalt

13-Apr-2018

Lithium-based batteries use more than 50 percent of all cobalt produced in the world. These batteries are in your cell phone, laptop and maybe even your car. About 50 percent of the world's cobalt comes from the Congo, where it's largely mined by hand, in some instances by children. But now, a ...

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Grazing light for rapid events

“X-ray streaking” allows ultrafast processes to be followed using a single pulse of light

02-Jan-2018

An international team of scientists has developed a new experimental method at the FLASH X-ray laser which allows the sequence of events involved in a process to be observed using a single, ultrashort pulse of light from FLASH. Their method is called “X-ray streaking” and enables researchers to ...

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Laser-induced graphene made from wood

02-Aug-2017

Rice University scientists have made wood into an electrical conductor by turning its surface into graphene. Rice chemist James Tour and his colleagues used a laser to blacken a thin film pattern onto a block of pine. The pattern is laser-induced graphene (LIG), a form of the atom-thin carbon ...

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Improved remote detection of hazardous radioactive substances

14-Jun-2017

A recent study, affiliated with UNIST has introduced a method for the remote detection of hazardous radioactive substances. With the help of this newly-developed detection device, the detection of various types of radioactive materials can be done from a remote distance. In their study Professor ...

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Self-healing catalyst films for hydrogen production

29-May-2017

Chemists at the Centre for Electrochemical Sciences at Ruhr-Universität Bochum have developed a catalyst with self-healing properties. Under the challenging conditions of water electrolysis for hydrogen production, the catalyst material regenerates itself, as long as the components required for ...

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Composite material for water purification

Removal of multiple contaminants from water by supported ionic liquid phases

17-Jan-2017

Fresh, clean water coming directly from the tap is a true luxury. In developing countries, people often have no choice but to use a contaminated river for drinking water. Water filters can help by quickly converting polluted surface or ground water into safe drinking water. In the journal ...

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