News tagged with invisibility cloaking

Thousands of invisibility cloaks trap a rainbow

Many people anticipating the creation of an invisibility cloak might be surprised to learn that a group of American researchers has created 25 000 individual cloaks.

Physics / General Physics

created May 24, 2012 | popularity 4.9 / 5 (8) | comments 0 | with audio podcast

Cloak of invisibility: Engineers use plasmonics to create an invisible photodetector

A team of engineers at Stanford and the University of Pennsylvania has for the first time used "plasmonic cloaking" to create a device that can see without being seen - an invisible machine that detects light. It is the first ...

Physics / General Physics

created May 21, 2012 | popularity 4.8 / 5 (17) | comments 7 | with audio podcast

Metamaterials may advance with new femtosecond laser technique

Researchers in applied physics have cleared an important hurdle in the development of advanced materials, called metamaterials, that bend light in unusual ways.

Nanotechnology / Nanophysics

created Mar 08, 2012 | popularity 4.2 / 5 (5) | comments 4 | with audio podcast

Scientists create first free-standing 3-D cloak

Researchers in the US have, for the first time, cloaked a three-dimensional object standing in free space, bringing the much-talked-about invisibility cloak one step closer to reality.

Physics / General Physics

created Jan 26, 2012 | popularity 5 / 5 (10) | comments 7 | with audio podcast

Unveiling malaria's 'invisibility cloak'

The discovery by researchers from the Walter and Eliza Hall Institute of a molecule that is key to malaria's 'invisibility cloak' will help to better understand how the parasite causes disease and escapes from the defenses ...

Biology / Cell & Microbiology

created Jan 18, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

A breakthrough in superlens development: Cheap, simple lens to let us see a single virus

A superlens would let you see a virus in a drop of blood and open the door to better and cheaper electronics. It might, says Durdu Guney, make ultra-high-resolution microscopes as commonplace as cameras in ...

Physics / Optics & Photonics

created Jan 09, 2012 | popularity 4.8 / 5 (29) | comments 4 | with audio podcast

Researchers transfer the concept of an optical invisibility cloak to sound waves

Progress of metamaterials in nanotechnologies has made the invisibility cloak, a subject of mythology and science fiction, become reality: Light waves can be guided around an object to be hidden, in such a way that this object ...

Physics / General Physics

created Dec 20, 2011 | popularity 4.5 / 5 (2) | comments 1

Hiding objects with a terahertz invisibility cloak

Researchers at Northwestern University have created a new kind of cloaking material that can render objects invisible in the terahertz range.

Physics / General Physics

created Sep 02, 2011 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Researchers create first 3D invisibility cloak

(PhysOrg.com) -- Science has taken one more step towards creating a true real-life cloaking device. Assistant Professor Andrea Alůin and his colleagues at the University of Texas at Austin have successfully ...

Physics / General Physics

created Aug 11, 2011 | popularity 3.9 / 5 (9) | comments 0 | with audio podcast report

Light speed hurdle to invisibility cloak overcome by undergraduate

(PhysOrg.com) -- An undergraduate student has overcome a major hurdle in the development of invisibility cloaks by adding an optical device into their design that not only remains invisible itself, but also has the ability ...

Physics / General Physics

created Aug 09, 2011 | popularity 4.9 / 5 (22) | comments 30 | with audio podcast

New invisibility cloak hides objects from human view

For the first time, scientists have devised an invisibility cloak material that hides objects from detection using light that is visible to humans. The new device is a leap forward in cloaking materials, according to a report ...

Nanotechnology / Nanophysics

created Jul 27, 2011 | popularity 3.7 / 5 (15) | comments 11 | with audio podcast

Research team develops method to produce large sheets of metamaterials

(PhysOrg.com) -- In an announcement many have been waiting for, a research team from the University of Illinois, has succeeded in figuring out how to produce metamaterials in a size big enough to be useful. ...

Nanotechnology / Nanomaterials

created Jun 15, 2011 | popularity 4.9 / 5 (9) | comments 2 | with audio podcast report

Using living cells as an 'invisibility cloak'

The quest for better ways of encapsulating medicine so that it can reach diseased parts of the body has led scientists to harness -- for the first time -- living human cells to produce natural capsules with ...

Nanotechnology / Bio & Medicine

created Jun 15, 2011 | popularity 4.7 / 5 (3) | comments 0 | with audio podcast

Invisibility carpet cloak can hide objects from visible light

(PhysOrg.com) -- Most of the invisibility cloaks that have been demonstrated to date conceal objects at frequencies that are not detectable by the human eye. Designing invisibility cloaks that can conceal ...

Physics / General Physics

created Jun 15, 2011 | popularity 5 / 5 (20) | comments 22 | with audio podcast feature

Physicists describe how to make time-reversed light pulses

(PhysOrg.com) -- By taking advantage of the properties of periodic systems, physicists have described how to efficiently time-reverse ultrashort electromagnetic pulses. Since a time-reversed pulse evolves ...

Physics / General Physics

created May 31, 2011 | popularity 4.4 / 5 (17) | comments 44 | with audio podcast feature