Success of the energy turnaround will depend decisively on the extended use of renewable energy sources. However, their efficiency partly is much smaller than that of conventional energy sources. The efficiency of commercially ...
Optics & Photonics
Sep 30, 2015
4
1673
Have you ever wished you could hide under an invisibility cloak like Harry Potter or conceal your car with a Klingon cloaking device like in Star Trek? In a special Thursday bonus episode of Reactions, we celebrate the International ...
General Physics
Jul 23, 2015
0
106
The idea of cloaking and rendering something invisible hit the small screen in 1966 when a Romulan Bird of Prey made an unseen, surprise attack on the Starship Enterprise on Star Trek. Not only did it make for a good storyline, ...
Mathematics
Jun 22, 2015
1
129
Who among us hasn't wanted to don a shimmering piece of fabric and instantly disappear from sight? Unfortunately, we non-magical folk are bound by the laws of physics, which have a way of preventing such fantastical escapes.
Optics & Photonics
Apr 30, 2015
0
136
Inspired perhaps by Harry Potter's invisibility cloak, scientists have recently developed several ways—some simple and some involving new technologies—to hide objects from view. The latest effort, developed at the University ...
General Physics
Sep 27, 2014
3
3
A new method of building materials using light, developed by researchers at the University of Cambridge, could one day enable technologies that are often considered the realm of science fiction, such as invisibility cloaks ...
Nanomaterials
Jul 28, 2014
0
0
In the past years, invisibility cloaks were developed for various senses. Objects can be hidden from light, heat or sound. However, hiding of an object from being touched still remained to be accomplished. KIT scientists ...
Materials Science
Jun 20, 2014
0
0
(Phys.org) —Physicists from FOM institute AMOLF have for the first time simultaneously measured the electrical and magnetic fields of light. With such a measurement scientists can better understand the behaviour of light ...
Optics & Photonics
Dec 18, 2013
0
0
A new technique that allows curved surfaces to appear flat to electromagnetic waves has been developed by scientists at Queen Mary University of London.
Condensed Matter
Nov 20, 2013
0
0
(Phys.org) —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 ...
Cell & Microbiology
Sep 26, 2013
0
0
