Âé¶¹ÒùÔº

Search results for invisibility cloaks

General Âé¶¹ÒùÔºics Nov 13, 2013

Fantastic phonons: Blocking sound, channeling heat with 'unprecedented precision'

Imagine living on a bustling city block, but free from the noise of car horns and people on the street. The emerging field of phononics could one day make this a reality.

General Âé¶¹ÒùÔºics Nov 12, 2013

Thin, active invisibility cloak demonstrated for first time

(Âé¶¹ÒùÔº) —Invisibility cloaking is no longer the stuff of science fiction: two researchers in The Edward S. Rogers Sr. Department of Electrical & Computer Engineering have demonstrated an effective invisibility cloak ...

Internet Oct 10, 2013

Facebook ends 'invisibility cloak' for users (Update 2)

Facebook is ending a feature that allowed users to hide from the social network's billion-plus members.

Cell & Microbiology Sep 26, 2013

How meningitis bacteria 'slip under the radar'

(Âé¶¹ÒùÔº) —Scientists have discovered a natural temperature sensor in a type of bacteria that causes meningitis and blood poisoning. The sensor allows the bacteria to evade the body's immune response, leading to life-threatening ...

Optics & Photonics Sep 11, 2013

Got 15 minutes? Invisibility cloak coming up

(Âé¶¹ÒùÔº) —Researchers have discovered an alternative way to make an invisibility cloak that departs from other attempts to do so. Attempts in the past have been via metamaterials, created by assembling structures that ...

Biochemistry Sep 9, 2013

Toward making people invisible to mosquitoes

In an advance toward providing mosquito-plagued people, pets and livestock with an invisibility cloak against these blood-sucking insects, scientists today described discovery of substances that occur naturally on human skin ...

Optics & Photonics Aug 15, 2013

Mathematician designs event cloaking device without using metamaterials

(Âé¶¹ÒùÔº) —Miguel A. Lerma a mathematician at Northwestern University has uploaded a paper to the preprint server arXiv, in which he describes the design of an event cloaking device that doesn't require the use of metamaterials. ...

Nanophysics Jul 16, 2013

New nanoscale imaging method finds application in plasmonics

Researchers from the National Institute of Standards and Technology (NIST) and the University of Maryland have shown how to make nanoscale measurements of critical properties of plasmonic nanomaterials—the specially engineered ...

Nanophysics Jun 24, 2013

Extreme insulating-to-conducting nanowires promise novel applications

(Âé¶¹ÒùÔº) —Scientists are just beginning to discover and investigate materials that can change from insulators to conductors at room temperature under an applied voltage. There are only a few known examples, but their ...

Bio & Medicine Jun 18, 2013

Professor's coatings could help medical implants function better

(Âé¶¹ÒùÔº) —Tiny implants to monitor bodily functions or to provide insulin or any other drug based on immediate need would be an advancement in personalized medicine, but a problem inherent in implants is the tendency ...

page 21 from 38