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Optics & Photonics news

New material puts a twist in light

Scientists at The Australian National University (ANU) have uncovered the secret to twisting light at will. It is the latest step in the development of photonics, the faster, more compact and less carbon-hungry ...

Jul 18, 2014 4.6 / 5 (35) 5

Laser physics upside down

At the Vienna University of Technology a system of coupled lasers has been created which exhibits truly paradoxical behaviour: An increase in energy supply switches the lasers off, reducing the energy can ...

Jul 15, 2014 4.8 / 5 (4) 1

Hollow optical fibers for UV light

(Physikalisch-Technische Bundesanstalt (PTB)) Researchers from the Max Planck Institute for the Science of Light in Erlangen/Germany and of the QUEST Institute, based at the Physikalisch-Technische Bundesanstalt, ...

Jul 02, 2014 5 / 5 (2) 0

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Making smartphones smarter with see-through sensors

(Phys.org)—Your smartphone's display glass could soon be more than just a pretty face, thanks to new technology developed by researchers from Montreal and the New York-based company Corning Incorporated. ...

'Smart glass' micro-iris for smartphone cameras

A small, low-powered camera component made from a "smart glass" material has been created by a group of researchers in Germany with the hope of inspiring the next generation of smartphone cameras.

Strange physics turns off laser

Inspired by anomalies that arise in certain mathematical equations, researchers have demonstrated a laser system that paradoxically turns off when more power is added rather than becoming continuously brighter.

Team develops unique greenhouse gas meter

Laboratory for the Spectroscopy of Planetary Atmospheres of Moscow Institute of Physics and Technology has come up with a high-resolution meter to gauge the concentration of gases in the atmosphere with unparalleled ...

A faster path to optical circuits

Just as electronic circuits work with electrical charges, optical circuits process pulses of light, which gives them a distinct advantage in terms of speed. Optical technologies are therefore the object of intense research, ...

Exploring Mars in low Earth orbit

Many tongues, one voice, one common ambition

Trapping light: A long lifetime in a very small place

Physicists at the University of Rochester have created a silicon nanocavity that allows light to be trapped longer than in other similarly-sized optical cavities. An innovative design approach, which mimics ...

Compact proton therapy for fight against cancer

The future face of modern-day anti-cancer therapy based on charged particles like protons could potentially involve using laser accelerators. However, these facilities will need to be reduced in terms of ...

A new way to create compact light sources

(Phys.org) —SLAC scientists have found a new way to produce bright pulses of light from accelerated electrons that could shrink "light source" technology used around the world since the 1970s to examine ...

Progress on detecting glucose levels in saliva

Researchers from Brown University have developed a new biochip sensor that can selectively measure concentrations of glucose in a complex solution similar to human saliva. The advance is an important step ...

Scientists make huge strides in imaging science

(Phys.org) —University scientists have developed a rapid new technique involving X-ray imaging that allows clear images to be obtained displaying the orientational properties of molecules in solid materials.

Two teams pave way for advances in 2D materials

MRI for a quantum simulation

Why do snakes flick their tongues?

Chinese man brings gay conversion therapy lawsuit

Key to aging immune system is discovered

Panasonic, Tesla to build big US battery plant

Levitation just part of the power of pushy light

Most of the time we take light for granted. It arrives with the sunrise everyday and we turn it on with a flick of a switch every night. It appears to be ephemeral and benign to us humans but there is more ...

Researchers review help for navigating 'Dr Google'

Image: Hubble serves a slice of stars

NASA's IceCube no longer on ice

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