News tagged with optical material

Engineered materials: Custom-made magnets

A novel approach to designing artificial materials could enable magnetic devices with a wider range of properties than those now available. An international team of researchers have now extended the properties ...

Nanotechnology / Nanophysics

created May 24, 2012 | popularity 5 / 5 (2) | comments 0

Nanocrystal infrared LEDs can be made cheaply

(Phys.org) -- Light-emitting diodes at infrared wavelengths are the magic behind such things as night vision and optical communications, including the streaming data that comes through Netflix. Cornell researchers have advanced ...

Nanotechnology / Nanomaterials

created May 10, 2012 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Creating nanostructures from the bottom up

Microscopic particles are being coaxed by Duke University engineers to assemble themselves into larger crystalline structures by the use of varying concentrations of microscopic particles and magnetic fields.

Nanotechnology / Nanophysics

created Apr 24, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Physicists mix two lasers to create light at many frequencies

A team of physicists at UC Santa Barbara has seen the light, and it comes in many different colors. By aiming high- and low-frequency laser beams at a semiconductor, the researchers caused electrons to be ...

Physics / Optics & Photonics

created Mar 28, 2012 | popularity 4.6 / 5 (14) | comments 5 | with audio podcast

Novel plasmonic material may merge photonic and electronic technologies

Helping bridge the gap between photonics and electronics, researchers from Purdue University have coaxed a thin film of titanium nitride into transporting plasmons, tiny electron excitations coupled to light ...

Physics / Optics & Photonics

created Mar 27, 2012 | popularity 3.9 / 5 (9) | comments 0 | with audio podcast

Exotic metamaterials will change optics

Duke University engineers believe that continued advances in creating ever-more exotic and sophisticated man-made materials will greatly improve their ability to control light at will.

Physics / Optics & Photonics

created Mar 18, 2012 | popularity 4.7 / 5 (16) | comments 0 | with audio podcast

Research explores applications for new field of electronics

(PhysOrg.com) -- By looking at the way electrons are excited, researchers can gain a better understanding of the new field of transparent electronics.

Physics / General Physics

created Mar 07, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Exotic new matter expected in ultracold atoms

(PhysOrg.com) -- Just as NASA engineers test new rocket designs in computer studies before committing themselves to full prototypes, so physicists will often model matter under various circumstances to see whether something ...

Physics / Quantum Physics

created Feb 29, 2012 | popularity 4.5 / 5 (8) | comments 1 | with audio podcast

Physicists build highly efficient 'no-waste' laser

A team of University of California, San Diego researchers has built the smallest room-temperature nanolaser to date, as well as an even more startling device: a highly efficient, "thresholdless" laser that ...

Physics / General Physics

created Feb 08, 2012 | popularity 4.9 / 5 (23) | comments 5 | with audio podcast

Crystalline materials enable high-speed electronic function in optical fibers

Scientists at the University of Southampton, in collaboration with Penn State University have, for the first time, embedded the high level of performance normally associated with chip-based semiconductors ...

Physics / Optics & Photonics

created Feb 05, 2012 | popularity 4.7 / 5 (15) | comments 4 | with audio podcast

Giant optical gain in a rare-earth-ion-doped microstructure

Prof. Markus Pollnau and co-workers at the MESA+ Institute for Nanotechnology at the University of Twente (The Netherlands) have developed a rare-earth-ion-doped optical amplifier with performance comparable to semiconductor ...

Chemistry / Materials Science

created Jan 12, 2012 | popularity 5 / 5 (1) | comments 1

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

Nanocrystals make dentures shine

German chemists succeeded in producing a new kind of glass-ceramic with a nanocrystalline structure, which seems to be well suited to be used in dentistry due to their high strength and its optical characteristics. ...

Chemistry / Materials Science

created Jan 05, 2012 | popularity 5 / 5 (1) | comments 0

Development of world’s first functional polymer nanowire fabrication technology by pulsed laser irradiation

Japanese researchers selectively grew polymer nanowires using only irradiation with a pulsed laser, in a region limited to the area of irradiation. They also succeeded in imparting diverse functionalities ...

Nanotechnology / Nanomaterials

created Jan 05, 2012 | popularity not rated yet | comments 0

Dutch team provides alternative to optical semiconductor amplifiers

Researchers at the University of Twente's MESA+ research institute have developed a material capable of optical amplifications that are comparable to those achieved by the best, currently available semiconductor ...

Physics / Optics & Photonics

created Nov 18, 2011 | popularity not rated yet | comments 0