News tagged with infrared laser

Eye on ionization: Visualizing and controlling bound electron dynamics in strong laser fields

(PhysOrg.com) -- Subatomic events can be remarkably counterintuitive. Such is the case in theoretical physics when, under certain specific conditions, atoms exposed to intense infrared laser pulses remain ...

Physics / General Physics

created Oct 19, 2011 | popularity 5 / 5 (5) | comments 3 | with audio podcast feature

Quantum dots as midinfrared emitters

(PhysOrg.com) -- “People are interested in the mid-infrared,” Dan Wasserman tells PhysOrg.com. Infrared light has a wavelength longer than visible light, and many molecules have numerous very strong optical resonances in the ...

Physics / Optics & Photonics

created Feb 23, 2009 | popularity 4.1 / 5 (10) | comments 1 feature

'Microring' device could aid in future optical technologies

(PhysOrg.com) -- Researchers at Purdue University and the National Institute of Standards and Technology (NIST) have created a device small enough to fit on a computer chip that converts continuous laser light ...

Physics / Optics & Photonics

created Oct 19, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Laser shoots down drones at sea (w/ Video)

(PhysOrg.com) -- An infrared laser developed by Arizona company Raytheon Missile Systems has been demonstrated shooting down incoming drones over the ocean off the coast of California.

Technology / Engineering

created Jul 21, 2010 | popularity 4.6 / 5 (22) | comments 35 | with audio podcast report

New 'metamaterial' device may lead to see-through cameras and scanners

Devices that can mimic Superman's X-ray vision and see through clothing, walls or human flesh are the stuff of comic book fantasy, but a group of scientists at Boston University (BU) has taken a step toward making such futuristic ...

Physics / Optics & Photonics

created May 06, 2010 | popularity 4.9 / 5 (12) | comments 1 | with audio podcast

European space company wants solar power plant in space

(PhysOrg.com) -- EADS Astrium, Europe's biggest space company, plans to put a solar power satellite in orbit to demonstrate the collection of solar power in space and its transmission via infrared laser to ...

Technology / Energy & Green Tech

created Jan 21, 2010 | popularity 4.3 / 5 (23) | comments 44 | with audio podcast report

Optical Refrigeration: Researchers Achieve Milestone in Laser Cooling

(PhysOrg.com) -- Researchers at the University of New Mexico have established a new low in temperature cooling through laser cooling of solids to cryogenic temperatures. Under an AFOSR, MURI grant, a team ...

Physics / Optics & Photonics

created Jan 19, 2010 | popularity 4.7 / 5 (9) | comments 5 | with audio podcast

Fine-tuned: A wholly new approach to tuning a laser's frequency

(PhysOrg.com) -- For more than 30 years, scientists have been trying to harness the power of terahertz radiation. Tucked between microwaves and infrared rays on the electromagnetic spectrum, terahertz rays ...

Physics / Optics & Photonics

created Dec 04, 2009 | popularity 4.5 / 5 (10) | comments 2

Magnetism observed in gas for the first time

(PhysOrg.com) -- For the first time, MIT scientists have observed ferromagnetism in an atomic gas, addressing the decades-old question of whether gases could show properties similar to a magnet made of iron or nickel. Specifically, ...

Physics / General Physics

created Sep 17, 2009 | popularity 4.5 / 5 (14) | comments 0

Up-scale: Frequency converter enables ultra-high sensitivity infrared spectrometry

In what may prove to be a major development for scientists in fields ranging from forensics to quantum communications, researchers at the National Institute of Standards and Technology have developed a new, ...

Physics / General Physics

created Aug 26, 2009 | popularity 4.9 / 5 (12) | comments 2

LAMIS -- a green chemistry alternative for laser spectroscopy

At some point this year, after NASA's rover Curiosity has landed on Mars, a laser will fire a beam of infrared light at a rock or soil sample. This will "ablate" or vaporize a microgram-sized piece of the ...

Space & Earth / Space Exploration

created Mar 01, 2012 | popularity 3 / 5 (1) | comments 2 | 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

'Label-free' imaging tool tracks nanotubes in cells, blood for biomedical research

(PhysOrg.com) -- Researchers have demonstrated a new imaging tool for tracking structures called carbon nanotubes in living cells and the bloodstream, which could aid efforts to perfect their use in biomedical ...

Nanotechnology / Bio & Medicine

created Dec 05, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

New imaging tech promising for diagnosing cardiovascular disease, diabetes

Researchers have developed a new type of imaging technology to diagnose cardiovascular disease and other disorders by measuring ultrasound signals from molecules exposed to a fast-pulsing laser.

Physics / General Physics

created Jun 09, 2011 | popularity not rated yet | comments 0 | with audio podcast

AnatOnMe: Doctor patient communication enhanced with new Microsoft device (w/ video)

(Medical Xpress) -- Microsoft researchers announced this week a new handheld device that they hope will work as an aid for doctors and patients to better communicate injuries and recommended therapy treatments. ...

Technology / Hi Tech & Innovation

created May 18, 2011 | popularity 4 / 5 (8) | comments 0 | with audio podcast report