Nanomaterials news

'Holey' Nanosheets for Wastewater Dye Removal

Nanotechnology / Nanomaterials

created Jul 01, 2009 | popularity 5 / 5 (5) | comments 1

(PhysOrg.com) -- Researchers have discovered that extremely thin sheets of nickel oxide with hexagonally shaped holes can absorb hazardous dyes from wastewater nearly as well as the best traditional methods, but are recyclable. ...


Nanotechnology may increase longevity of dental fillings

Nanotechnology may increase longevity of dental fillings

Nanotechnology / Nanomaterials

created Jul 01, 2009 | popularity 4 / 5 (1) | comments 0

Tooth-colored fillings may be more attractive than silver ones, but the bonds between the white filling and the tooth quickly age and degrade. A Medical College of Georgia researcher hopes a new nanotechnology ...


A 'quantum of sol' -- how nanotechnology could hold the key to a solar-powered future

A 'quantum of sol' -- how nanotechnology could hold the key to a solar-powered future

Nanotechnology / Nanomaterials

created Jun 30, 2009 | popularity 3.9 / 5 (16) | comments 17

(PhysOrg.com) -- A new generation of 'nano-structured' millimetre-sized solar cells that could convert the sun's energy to electricity more than twice as efficiently as current technology, is the subject of ...




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Scientists report significant advances in flexible electronics research

Nanotechnology / Nanomaterials

created Jun 18, 2009 | popularity 4.8 / 5 (9) | comments 1

In work that represents a key step toward bringing bendable, flexible electronic devices into our homes and businesses, Stanford University researchers have created very thin, high-performance transistors using networks of ...


Shape matters in the case of cobalt nanoparticles

Shape matters in the case of cobalt nanoparticles

Nanotechnology / Nanomaterials

created Jun 17, 2009 | popularity not rated yet | comments 0

Shape is turning out to be a particularly important feature of some commercially important nanoparticles—but in subtle ways. New studies* by scientists at the National Institute for Standards and Technology ...



Scientists invent 1.2nm molecular gear

Nanotechnology / Nanomaterials

created Jun 15, 2009 | popularity 4.3 / 5 (7) | comments 1

Scientists from A*STAR's Institute of Materials Research and Engineering (IMRE), led by Professor Christian Joachim, have scored a breakthrough in nanotechnology by becoming the first in the world to invent a molecular gear ...


Gluing particles together on the micro- and nano-scale

Nanotechnology / Nanomaterials

created Jun 14, 2009 | popularity 5 / 5 (3) | comments 3

Researchers at New York University have created a method to precisely bind nano- and micrometer-sized particles together into larger-scale structures with useful materials properties. Their work, which appears in the latest ...


Solar Cell

Using nanoparticles to increase the effiiciency of thin film solar cells

Nanotechnology / Nanomaterials

created Jun 12, 2009 | popularity 4.4 / 5 (17) | comments 8

Germany is one of the leading countries when it comes to efforts related to renewable energy sources. Therefore, it is no surprise that the Institute of Condensed Matter and Solid State Optics at Friedrich-Schiller-Universität ...


Scientists advance safety of nanotechnology

Nanotechnology / Nanomaterials

created Jun 11, 2009 | popularity 4.7 / 5 (3) | comments 2

Scientists have identified for the first time a mechanism by which nanoparticles cause lung damage and have demonstrated that it can be combated by blocking the process involved, taking a step toward addressing the growing ...


Researchers create freestanding nanoparticle films without fillers

Nanotechnology / Nanomaterials

created Jun 09, 2009 | popularity 3.5 / 5 (2) | comments 0

Nanoparticle films are no longer a delicate matter: Vanderbilt physicists have found a way to make them strong enough so they don't disintegrate at the slightest touch.


Graphene may have advantages over copper for IC interconnects at the nanoscale

Graphene may have advantages over copper for IC interconnects at the nanoscale

Nanotechnology / Nanomaterials

created Jun 04, 2009 | popularity 5 / 5 (8) | comments 0

The unique properties of thin layers of graphite - known as graphene - make the material attractive for a wide range of potential electronic devices. Researchers have now experimentally demonstrated the potential ...


Nanoparticle Scattering Improves Laser Performance

Nanoparticle Scattering Improves Laser Performance

Nanotechnology / Nanomaterials

created Jun 04, 2009 | popularity 4.7 / 5 (3) | comments 0

(PhysOrg.com) -- “Light scattering” and “optical performance” are two concepts that usually head in opposite directions, but they have recently been shown to walk happily hand-in-hand. The results are impressive ...


Aluminum-oxide nanopore beats other materials for DNA analysis

Nanotechnology / Nanomaterials

created Jun 02, 2009 | popularity 4 / 5 (2) | comments 0

Fast and affordable genome sequencing has moved a step closer with a new solid-state nanopore sensor being developed by researchers at the University of Illinois.


Biomimetic-engineering design can replace spaghetti tangle of nanotubes in novel material

Biomimetic-engineering design can replace spaghetti tangle of nanotubes in novel material

Nanotechnology / Nanomaterials

created Jun 01, 2009 | popularity 4.2 / 5 (5) | comments 0

(PhysOrg.com) -- Nanoelectromechanical systems (NEMS) devices have the potential to revolutionize the world of sensors: motion, chemical, temperature, etc. But taking electromechanical devices from the micro ...


Discovery of Non-blinking Semiconductor Nanocrystals Advances their Applications

Nanotechnology / Nanomaterials

created May 28, 2009 | popularity 1 / 5 (1) | comments 3

(PhysOrg.com) -- Substantial advances for applications of nanocrystals in the fields requiring a continuous output of photons and high quantum efficiency may soon be realized due to discovery of non-blinking semiconductor ...


New Gas Sensor Based on Multiwalled Carbon Nanotubes

New Gas Sensor Based on Multiwalled Carbon Nanotubes

Nanotechnology / Nanomaterials

created May 27, 2009 | popularity not rated yet | comments 1

Argonne Center for Nanoscale Materials staff in the Nanofabrication & Devices Group together with collaborative users from the University of Wisconsin-Milwaukee have fabricated a miniaturized gas sensor using ...


Engineering Carbon for Impressive Hydrogen Storage

Nanotechnology / Nanomaterials

created May 22, 2009 | popularity 4 / 5 (16) | comments 14

(PhysOrg.com) -- University of Missouri researchers recently showed how carbon nanostructures can be engineered to become excellent media for hydrogen storage, work that may be important for the advancement of hydrogen-energy ...


New memory material may hold data for one billion years

New memory material may hold data for one billion years

Nanotechnology / Nanomaterials

created May 20, 2009 | popularity 4.6 / 5 (45) | comments 17

(PhysOrg.com) -- Packing more digital images, music, and other data onto silicon chips in USB drives and smart phones is like squeezing more strawberries into the same size supermarket carton. The denser you ...




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