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Nanotechnology / Materials news 1234

Pulsating gels could power tiny robots

November 02, 2006 | User rating: 4.4 / 5 after 28 vote(s) | No comments yet

As a kid, did you ever put those little capsules into warm water and watch them grow into dinosaurs? When certain gels are put into a solution, they will not only expand, but also contract again, repeatedly, as if the little ...


New Nanomaterial, 'NanoBuds,' Combines Fullerenes and Nanotubes

March 30, 2007 | User rating: 4.4 / 5 after 64 vote(s) | No comments yet

Researchers have created a hybrid carbon nanomaterial that merges single-walled carbon nanotubes and spherical carbon-atom cages called fullerenes. The new structures, dubbed NanoBuds because they resemble ...


Nanotubes could improve thermal management in electronics

March 29, 2007 | User rating: 4.4 / 5 after 34 vote(s) | No comments yet

As the electronics industry continues to churn out smaller and slimmer portable devices, manufacturers have been challenged to find new ways to combat the persistent problem of thermal management. New research ...


Taking nature’s cue for cheaper solar power

April 04, 2007 | User rating: 4.8 / 5 after 50 vote(s) | No comments yet

Solar cell technology developed by the University’s Nanomaterials Research Centre will enable New Zealanders to generate electricity from sunlight at a 10th of the cost of current silicon-based photo-electric ...


Protection built to scale -- fish scale, that is

July 27, 2008 | User rating: 4.3 / 5 after 41 vote(s) | User comments: 10

(PhysOrg.com) -- Scientists seeking to protect the soldier of the future can learn a lot from a relic of the past, according to an MIT study of a primitive fish that could point to more effective ways of designing ...


The longest carbon nanotubes you've ever seen

May 10, 2007 | User rating: 4.5 / 5 after 41 vote(s) | No comments yet

Using techniques that could revolutionize manufacturing for certain materials, researchers have grown carbon nanotubes that are the longest in the world. While still slightly less than 2 centimeters long, ...


Nanotech could make solar energy as easy and cheap as growing grass

September 17, 2007 | User rating: 3.8 / 5 after 45 vote(s) | No comments yet

Scientists are working to produce cheap, sustainable solar energy by imitating nature. Nanotechnology researchers like California Institute of Technology professor Nate Lewis are exploring nanoscale materials that mimic the ...


Molecules spontaneously form honeycomb network featuring pores of unprecedented size

August 17, 2006 | User rating: 4.3 / 5 after 43 vote(s) | No comments yet

UC Riverside researchers have discovered a new way in which nature creates complex patterns: the assembly of molecules with no guidance from an outside source. Potential applications of the finding are paints, ...


Nature’s frugal glues provide insight for optimized adhesives

January 11, 2007 | User rating: 4.2 / 5 after 41 vote(s) | No comments yet

In trying to create a “glue” that would hold right up to the breaking point of the material being glued, scientists have found that such an ideal adhesive already exists—in bone, abalone shells, and spider ...


Researchers make breakthrough in renewable energy materials

May 29, 2008 | User rating: 4.4 / 5 after 73 vote(s) | No comments yet

University of Queensland researchers have made a ground-breaking discovery that produces highly efficient miniature crystals which could revolutionise the way we harvest and use solar energy.


Graphene-based gadgets may be just years away

April 30, 2008 | User rating: 4.8 / 5 after 61 vote(s) | User comments: 3

Researchers at The University of Manchester have produced tiny liquid crystal devices with electrodes made from graphene – an exciting development that could lead to computer and TV displays based on this ...


Nanotube ink: Desktop printing of carbon nanotube patterns

August 30, 2006 | User rating: 4.4 / 5 after 38 vote(s) | No comments yet

Using an off-the-shelf inkjet printer, a team of scientists has developed a simple technique for printing patterns of carbon nanotubes on paper and plastic surfaces. The method, which is described in the August ...


Material may help autos turn heat into electricity

July 24, 2008 | User rating: 4.5 / 5 after 62 vote(s) | User comments: 19

Researchers have invented a new material that will make cars even more efficient, by converting heat wasted through engine exhaust into electricity. In the current issue of the journal Science, they describe a material ...


Nanoscience May Produce 'Perfect' Materials

August 25, 2006 | User rating: 4.4 / 5 after 55 vote(s) | No comments yet

Nanoscience may provide a way to engineer materials that are virtually defect-free – perfect, that is.


In new hybrid chip, molecules are memories

August 08, 2006 | User rating: 4.1 / 5 after 46 vote(s) | No comments yet

As scientists strive to satisfy the growing demand of the digital era for faster, smaller, and cheaper electronics, one of the most promising technologies is hybrids. Hybrid ICs (integrated circuits) consist ...


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