News tagged with particle size

How oversized atoms could help shrink

"Lab-on-a-chip" devices – which can carry out several laboratory functions on a single, micro-sized chip – are the result of a quiet scientific revolution over the past few years. For example, they enable ...

dateJul 01, 2015 in Condensed Matter
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A novel microscope for nanosystems

Nanomaterials play an essential role in many areas of daily life. There is thus a large interest to gain detailed knowledge about their optical and electronic properties. Conventional microscopes get beyond ...

dateJun 24, 2015 in Nanophysics
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Red moon at night; stargazer's delight

Monday night's lunar eclipse proved just as delightful as expected to those able to view it. On the East Coast, cloudy skies may have gotten in the way, but at the National Science Foundation's National Optical ...

dateApr 16, 2014 in Space Exploration
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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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Watching nanoparticles grow

(Phys.org) —Individual silver nanoparticles in solutions typically grow through single atom attachment, but importantly, when they reach a certain size they can link with other particles, according to scientists ...

dateFeb 05, 2014 in Nanomaterials
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In search of a safer, greener firework

Fireworks are often the centrepiece of major religious, cultural and sporting events, but they can be the cause of air pollution and the fireworks industry is one of the most hazardous to work in. However, research is underway ...

dateJan 20, 2014 in Materials Science
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It's the fineness of the grind

The properties of nanomaterials could be easier to predict in future. Scientists from the Max Planck Institute for Intelligent Systems in Stuttgart have ground metal into continuously finer powders in steps ...

dateJul 23, 2013 in Nanomaterials
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