News tagged with electron emitter

New plasma transistor could create sharper displays

(PhysOrg.com) -- By integrating a solid-state electron emitter and a microcavity plasma device, researchers at the University of Illinois have created a plasma transistor that could be used to make lighter, ...

Physics / Plasma Physics

created Feb 04, 2009 | popularity 4.7 / 5 (9) | comments 2




Search results for electron emitter


International team to demonstrate first heralded single-photon generation from a silicon chip

An international consortium of researchers has overcome an important barrier to the generation of single photons using a tiny, chip-scale device constructed from the most widely used material underpinning ...

Physics / General Physics

created May 01, 2012 | popularity 4.8 / 5 (13) | comments 1 | with audio podcast

Quantum dot LEDs get brighter, more efficient

(Phys.org) -- While quantum dot-based light-emitting diodes (QLEDs) are not made of organic materials, they share many of the same advantages as organic LEDs (OLEDs). For instance, both QLEDs and OLEDs outshine ...

Nanotechnology / Nanomaterials

created Apr 20, 2012 | popularity 4.8 / 5 (14) | comments 11 | with audio podcast feature

Fermi uses gamma rays to unearth clues about 'empty' space

The SLAC-built Large Area Telescope (LAT), the main instrument of the Fermi Gamma-ray Space Telescope, has been studying the gamma-ray sky for almost four years. During that time, the LAT has identified ...

Space & Earth / Astronomy

created Apr 20, 2012 | popularity 4.5 / 5 (6) | comments 6 | with audio podcast

The solar cell that also shines: Luminescent 'LED-type' design breaks efficiency record

To produce the maximum amount of energy, solar cells are designed to absorb as much light from the Sun as possible. Now researchers from the University of California, Berkeley, have suggested – and demonstrated ...

Nanotechnology / Nanomaterials

created Apr 19, 2012 | popularity 5 / 5 (15) | comments 10 | with audio podcast

Cancer therapy gets a boost from new isotope

(Phys.org) -- A new medical isotope project at Los Alamos National Laboratory shows promise for rapidly producing major quantities of a new cancer-treatment agent, actinium 225 (Ac-225).

Physics / General Physics

created Apr 12, 2012 | popularity 5 / 5 (1) | comments 0

A unique 'micro-loop mirror' design may enhance the performance of integrated laser on silicon

Active optical fibers with silicon photonic chips can carry a lot more information for data interconnect than copper cables. Silicon photonics can also be the material of choice for wiring 'lab-on-a-chip' ...

Physics / Optics & Photonics

created Mar 29, 2012 | popularity 5 / 5 (3) | comments 0

APEX: At the forefront of what's needed for the next generation of light sources

(PhysOrg.com) -- The focus of Berkeley Lab’s Advanced Photon Injector Experiment, APEX, is an extraordinary electron gun specially designed for the front end of superconducting accelerators. When it’s ...

Physics / General Physics

created Mar 16, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Fiber laser points to woven 3-D displays

Most light emitters, from candles to light bulbs to computer screens, look the same from any angle. But in a paper published this week on the Nature Photonics website, MIT researchers report the development of a n ...

Physics / Optics & Photonics

created Mar 12, 2012 | popularity 4.7 / 5 (9) | comments 1 | with audio podcast

New technique produces free-standing piezoelectric ferroelectric nanostructures from PZT material

(PhysOrg.com) -- Researchers have developed a “soft template infiltration” technique for fabricating free-standing piezoelectrically active ferroelectric nanotubes and other nanostructures from PZT ...

Nanotechnology / Nanophysics

created Feb 22, 2012 | popularity 5 / 5 (7) | comments 4 | with audio podcast

New kind of high-temperature photonic crystal could someday power everything from smartphones to spacecraft

A team of MIT researchers has developed a way of making a high-temperature version of a kind of materials called photonic crystals, using metals such as tungsten or tantalum. The new materials — which ...

Physics / Optics & Photonics

created Feb 03, 2012 | popularity 4.9 / 5 (18) | comments 5 | with audio podcast


List of search results for electron emitter