News tagged with surface area

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Climate is changing the Great Barrier Reef

Satellite measurement of sea surface temperatures has yielded clear evidence of major changes taking place in the waters of Australia's Great Barrier Reef over the past 25 years, marine scientists have found.

dateSep 24, 2012 in Environment
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How to count nanoparticles

Nanoparticles of a substance can be counted and the size distribution can be determined by dispersing the nanoparticles into a gas. But some nanoparticles tend to aggregate when the surrounding conditions change. Scientists ...

dateOct 11, 2011 in Bio & Medicine
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How many lakes are there, and how big are they?

Because of the important role lakes play in regional and local biogeochemical cycling, including carbon storage and emissions, scientists need to know how many lakes of various sizes exist. However, determining the size distribution ...

dateFeb 11, 2013 in Earth Sciences
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How the mole got its 12 fingers

Polydactyly is a hereditary anomaly that is relatively common in both humans and animals. Moles also have additional fingers. In their case, however, the irregularity compared to the five-finger formula of ...

dateJul 14, 2011 in Plants & Animals
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Silver nanoparticles on graphene oxide support

Silver (Ag) has a high catalytic activity towards many organic and inorganic transformations such as NOx reduction and catalytic oxidation of CO to CO2. In practical applications, catalysts like Ag are affixed ...

dateMar 03, 2014 in Nanomaterials
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Creating a Captivating Cage for Carbon

(PhysOrg.com) -- A tough, hard-working particle known as ZIF-8 that can selectively remove carbon dioxide from a complex mixture of gases was designed by scientists at Pacific Northwest National Laboratory. ...

dateMay 11, 2010 in Materials Science
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