![]() Tiniest modified opals ready to manipulate light flow as photonic crystals November 29, 2006 | User rating: 4.1 / 5 after 47 vote(s)
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One of the most rapidly advancing areas of applied nanotechnology involves photonic crystals. With their ability to control light propagation, photonic crystals are predicted to replace other methods for devices ... | |
For Better Nanowires, Just Add Diamond November 15, 2006 | User rating: 4.2 / 5 after 432 vote(s)
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Among the positive characteristics of diamond, such as its beauty and unsurpassed hardness, are less well known properties that make it a valuable material in the electronics industry. Now, according to two scientists at ... | |
![]() Ancient Hair-Dyeing – A Nanoscience? October 30, 2006 | User rating: 3.6 / 5 after 31 vote(s)
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Scientists have discovered that an ancient method used to darken hair, dating back more than 4,000 years, is based on a chemical process that takes place at the nanoscale. This may be one of the earliest examples ... | |
![]() LCDs get brighter with nano polarization recycler September 06, 2006 | User rating: 4.2 / 5 after 114 vote(s)
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LCDs (liquid crystal displays) provide a popular method for lighting screens on everything from computers and TVs to watches, clocks, cell phones and more. However, as scientists Sang Hoon Kim, Joo-Do Park ... | |
Carbon-Nanotube Toxicity Test Tricks Scientists September 05, 2006 | User rating: 4.2 / 5 after 48 vote(s)
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Recent research has revealed that a standard cell-viability test may be causing carbon-nanotubes to “fake” toxicity. This work may explain why some studies have concluded that carbon nanotubes – which are being studied for ... | |
![]() Nanoscience May Produce 'Perfect' Materials August 25, 2006 | User rating: 4.4 / 5 after 55 vote(s)
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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)
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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 ... | |
![]() Scientists design simpler, more accurate nanothermometer July 26, 2006 | User rating: 4.3 / 5 after 39 vote(s)
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By using carbon nanotubes containing gallium for measuring temperature at the nanoscale, scientists have invented a new nanothermometer that works simply by heating and cooling the tubes. | |
Superheating Nanoparticles July 24, 2006 | User rating: 4.3 / 5 after 31 vote(s)
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“For quite a long time people have been measuring the melting points of small particles,” Shaun Hendy tells PhysOrg.com. “They’ve found that the melting point decreases and this decrease is in inverse proportion to ... | |
![]() Nanoparticles self-assemble through chemical lithography July 20, 2006 | User rating: 4.2 / 5 after 40 vote(s)
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Nanoparticles – while possessing some amazing properties of strength and power – are also delicate little things, when it comes to manipulating them for use in nanodevices. Many scientists consider that the ... | |
Detoxifying Nerve Agents Using Functionalized Polymer Nanofiber Membranes July 10, 2006 | User rating: 3.8 / 5 after 28 vote(s)
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A group of scientists from the National University of Singapore published a study in the May 30th issue of Nanotechnology, which developed polymer nanofiber membranes with a synthesized catalyst to detoxify nerve agents. | |
![]() Electromechanical imaging in liquid environments: a pathway toward molecular-level resolution of biological systems July 01, 2006 | User rating: 4.2 / 5 after 48 vote(s)
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Scientists have demonstrated that electromechanical imaging techniques, when operated in a liquid environment, can provide a resolution of up to 10 times that of the resolution when imaging in air. The liquid ... | |
![]() Nanocrystals' 'self-purification' mechanisms explained by energetics June 21, 2006 | User rating: 4.4 / 5 after 54 vote(s)
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Doping semiconductor nanocrystals will likely provide a basis for a wide variety of nano applications. But since the tiny nanocrystals tend to repel impurities, scientists must first find a way to overcome ... | |
![]() Nano-tip could play integral part in heat-assisted data storage devices June 09, 2006 | User rating: 4.3 / 5 after 49 vote(s)
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Using a tip with a nano heat source that never touches the surface, scientists have shown how to heat a localized surface with no contact. The discovery could open the doors to heat-assisted data storage devices ... | |
![]() Shuttling Electrons June 05, 2006 | User rating: 4.3 / 5 after 26 vote(s)
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“We are trying to understand quantum nano-electro-mechanical systems,” Jason Twamley explains to PhysOrg.com. “These systems display richer dynamics and interactions than one can obtain with quantum optical ... | |
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