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Search results for negative index metamaterials

Optics & Photonics Nov 15, 2010

Anti-mirror optical illusion could increase LED luminosity and laser power

(Âé¶¹ÒùÔºOrg.com) -- By making multiple objects appear to look like only one using a "perfect lens," scientists have demonstrated a new optical illusion that could have practical applications in lighting systems. Normally, a ...

General Âé¶¹ÒùÔºics Oct 1, 2010

Predictions of upcoming winners for Nobel Prize in physics

The announcement of the winners of the next Nobel Prize in Âé¶¹ÒùÔºics on Tuesday morning will bring to an end the very private deliberations within the Swedish Academy, which selects the winner. It will also end the rampant ...

Bio & Medicine Aug 12, 2010

Implantable silk metamaterials could advance biomedicine, biosensing

Researchers at the Tufts University School of Engineering and Boston University have fabricated and characterized the first large area metamaterial structures patterned on implantable, bio-compatible silk substrates.

General Âé¶¹ÒùÔºics Aug 4, 2010

New findings promising for 'transformation optics,' cloaking

Researchers have overcome a fundamental obstacle in using new "metamaterials" for radical advances in optical technologies, including ultra-powerful microscopes and computers and a possible invisibility cloak.

Optics & Photonics Apr 22, 2010

Novel negative-index metamaterial that responds to visible light designed

A group of scientists led by researchers from the California Institute of Technology has engineered a type of artificial optical material—a metamaterial—with a particular three-dimensional structure such that light exhibits ...

Condensed Matter Jan 28, 2010

Lens with 'Super Resolution' Could Improve Medical Imaging Applications

(Âé¶¹ÒùÔºOrg.com) -- Some of the most recent research in imaging involves metamaterials, the synthetic materials that possess properties that are not observed in nature. Metamaterials are structured materials, in the sense that ...

General Âé¶¹ÒùÔºics Aug 13, 2009

Beyond the looking glass...

While the researchers can't promise delivery to a parallel universe or a school for wizards, books like Pullman's Dark Materials and JK Rowling's Harry Potter are steps closer to reality now that researchers in China have ...

Optics & Photonics Jul 31, 2009

The guiding of light: A new metamaterial device steers beams along complex pathways

Using a composite metamaterial to deliver a complex set of instructions to a beam of light, Boston College physicists have created a device to guide electromagnetic waves around objects such as the corner of a building or ...

General Âé¶¹ÒùÔºics Jul 20, 2009

Testing relativity in the lab

Even Albert Einstein might have been impressed. His theory of general relativity, which describes how the gravity of a massive object, such as a star, can curve space and time, has been successfully used to predict such astronomical ...

General Âé¶¹ÒùÔºics Jul 9, 2009

Transform a ball into a rock -- or make it invisible -- using transformation optics

(Âé¶¹ÒùÔºOrg.com) -- Science fiction and fantasy tales are full of the ability to "cloak" characters with invisibility. Whether it is a spaceship with a cloaking device, or a young wizard with an invisibility cloak, the interest ...

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