News tagged with laser material

Researchers find new properties of the carbon material graphene

Graphene has caused a lot of excitement among scientists since the extremely strong and thin carbon material was discovered in 2004. Just one atom thick, the honeycomb-shaped material has several remarkable ...

Nanotechnology / Nanomaterials

created May 30, 2012 | popularity 4.9 / 5 (20) | comments 0 | with audio podcast

X-ray laser uncovers secrets of complex oxide material

(Phys.org) -- An international team of researchers has used SLAC’s Linac Coherent Light Source (LCLS) to discover never-before-seen behavior by electrons in complex materials with extraordinary properties.

Physics / Condensed Matter

created May 17, 2012 | popularity 5 / 5 (4) | comments 7 | with audio podcast

Single nanomaterial yields many laser colors

Red, green, and blue lasers have become small and cheap enough to find their way into products ranging from BluRay DVD players to fancy pens, but each color is made with different semiconductor materials and ...

Nanotechnology / Nanophysics

created Apr 29, 2012 | popularity 5 / 5 (11) | 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

Use a laser, save a tree

(PhysOrg.com) -- Laser un-printers that can remove toner from scrap paper so that it can be used again may be coming to an office near you in the future, results from a new Cambridge study show.

Technology / Engineering

created Mar 15, 2012 | popularity 5 / 5 (4) | comments 2 | 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

Developing small-size laser projectors for mobile phones

Mobile phones currently on the market are capable of showing high quality images and video, but the phones' small size sets insurmountable limits on screen size, and thus the viewing experience. VTT Technical Research Centre ...

Technology / Engineering

created Feb 28, 2012 | popularity not rated yet | comments 1

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

Shaken, not heated: The ideal recipe for manipulating magnetism

(PhysOrg.com) -- Scientists have found a way to distort the atomic arrangement and change the magnetic properties of an important class of electronic materials with ultra-short pulses of terahertz (mid-infrared) ...

Physics / General Physics

created Feb 01, 2012 | popularity 4.8 / 5 (4) | comments 0 | with audio podcast

Scorpions inspire scientists in making tougher surfaces for machinery

Taking inspiration from the yellow fattail scorpion, which uses a bionic shield to protect itself against scratches from desert sandstorms, scientists have developed a new way to protect the moving parts of ...

Chemistry / Materials Science

created Jan 25, 2012 | popularity 4.6 / 5 (8) | comments 3 | with audio podcast

Monitoring food with millimeter waves

Has the packet been properly filled? Are there impurities in the chocolate? Have the plastic seams been welded correctly? Is there a knife hidden in the parcel? Answers to all these questions are provided ...

Technology / Engineering

created Dec 02, 2011 | popularity 5 / 5 (3) | comments 4 | with audio podcast

Extreme ultraviolet movies reveal inside story of complex materials

(PhysOrg.com) -- A new X-ray movie technique using extreme ultraviolet (XUV) pulses from Artemis (link opens in a new window), one of the world's most advanced lasers, could help unravel the mysteries of phenomena ...

Physics / Condensed Matter

created Oct 21, 2011 | popularity 5 / 5 (4) | comments 2 | with audio podcast

A new technique for understanding quantum effects in water

It covers over two thirds of our planet, is essential for life on Earth and its chemical formula is one of the few most people can name, but we still have much to learn about the structure of H2O. Now, scientists ...

Physics / Condensed Matter

created Oct 03, 2011 | popularity 5 / 5 (4) | comments 2

Parabolic mirrors concentrate sunlight to power lasers

Legend tells of Greek engineer and inventor Archimedes using parabolic mirrors to create "heat rays" to burn the ships attacking Syracuse. Though the underpinnings of that claim are speculative at best, a modern-day team ...

Physics / General Physics

created Sep 12, 2011 | popularity 4.4 / 5 (8) | comments 15 | with audio podcast