Making quantum encryption practical
One of the many promising applications of quantum mechanics in the information sciences is quantum key distribution (QKD), in which the counterintuitive behavior of quantum particles guarantees that no one can eavesdrop on ...
Physicists find right (and left) solution for on-chip optics
(Phys.org) —A Harvard-led team of researchers has created a new type of nanoscale device that converts an optical signal into waves that travel along a metal surface. Significantly, the device can recognize ...
Magnetic soliton: Nano-droplet discovery presents opportunities for telecommunications
A Swedish research team has successfully created a magnetic soliton – a spin torque-generated nano-droplet that could lead to technological innovation in such areas as mobile telecommunications.
Physicists create nanoscale spinning magnetic droplets
Researchers have successfully created a magnetic soliton – a nano-sized, spinning droplet that was first theorized 35 years ago. These solitons have implications for the creation of magnetic, spin-based computers.
'Standard quantum limit' smashed, could mean better fiber-optic comms
(Phys.org)—Communicating with light may soon get a lot easier, hints recent research* from the National Institute of Standards and Technology (NIST) and the University of Maryland's Joint Quantum Institute ...
New NIST document offers guidance in cryptographic key generation
(Phys.org)—Protecting sensitive electronic information in different situations requires different types of cryptographic algorithms, but ultimately they all depend on keys, the cryptographic equivalent ...
Novel technique helps with researching atomic structure of complex surfaces
With a novel idea, a lot of work and some of the world's most sophisticated equipment, researchers at McMaster University have developed a new way to study the structures of complex surfaces, opening the door to future discoveries ...
Magnetic vortex reveals key to spintronic speed limit
(Phys.org)—The evolution of digital electronics is a story of miniaturization - each generation of circuitry requires less space and energy to perform the same tasks. But even as high-speed processors move ...
Too many Facebook friends bad news for charities: study
New research suggests the more friends we have on Facebook, the less likely we are to share information about charitable causes.
LG Display will release HD panel for smartphones
New error-correcting codes guarantee the fastest possible rate of data transmission
Error-correcting codes are one of the triumphs of the digital age. Theyre a way of encoding information so that it can be transmitted across a communication channel such as an optical fiber o ...
Engineering professor works to make data transmission secure
(PhysOrg.com) -- Dirk Englund is developing technology that tackles one of the most pressing problems of the Information Age keeping information secure.
Using photons to manage data
Managing light to carry computer data, such as text, audio and video, is possible today with laser light beams that are guided along a fibre-optic cable. These waves consist of countless billions of photons, ...
New hybrid technology could bring 'quantum information systems'
(PhysOrg.com) -- The merging of two technologies under development - plasmonics and nanophotonics - is promising the emergence of new "quantum information systems" far more powerful than today's computers.