Wednesday 3 December 2014

News


New Material May Help Us To Breathe Underwater and Improve Fuel Cells



Danish scientists have created an element with the property to capture and accumulate high quantities of oxygen. This ingenious material may liberate oxygen anytime and anywhere when needed.
But this fact does not surprise professionals, given that many substances react to oxygen, either wine, food .... What is special about this new substance is that it is not like previous and thanks to that, it has that great quality of storing and releasing oxygen where it pleases.
The researchers compare this material with sponges and affirm it doesn't lose the capacity with its prolonged use. In order to achieve off oxygen they have to apply heat or subject it to a low pressure. Now experts are investigating whether the light will also release oxygen to the material, which would favor the field of artificial photosynthesis.
The essential element that attributes to its great new material properties is cobalt. Researchers know that all living things need a certain quantity of metal in their body to absorb oxygen, which explains that they weren't surprised with this material.
The new substance absorbs faster or slower speed depending on environmental conditions. Therefore there are different versions of the new material that are specific to a given condition.
Finally, Christine McKenzie, responsible for the study, concludes by numbering some utilities such as helping patients with a lung problems, replacing the heavy equipment for a few grams of this new material. Or even also to prevent divers carrying air containers and change them by this substance.

 I found this article very interesting and quite easy to understand. Therefore I think it is a good article and this is a great discovery for science and diving in general.

VOCABULARY:
Chemisorption
Vacuum
Prospect

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