News tagged with laser system

Nanotube-based terahertz polarizer nears perfection

(PhysOrg.com) -- Researchers at Rice University are using carbon nanotubes as the critical component of a robust terahertz polarizer that could accelerate the development of new security and communication ...

Nanotechnology / Nanophysics

created Jan 30, 2012 | popularity 4.7 / 5 (10) | comments 1 | with audio podcast

Researchers produce ultra-short light pulses using on-chip microresonator

(PhysOrg.com) -- Researchers from the NIST Center for Nanoscale Science and Technology and Purdue University have designed and fabricated an on-chip microresonator that converts continuous laser light into ultra-short pulses ...

Physics / Optics & Photonics

created Jan 19, 2012 | popularity not rated yet | comments 0

First ever direct measurement of the Earth's rotation

A group with researchers of the Technical University of Munich, Germany, are the first to plot changes in the Earth's axis through laboratory measurements. To do this, they constructed the world's most stable ...

Physics / General Physics

created Dec 22, 2011 | popularity 4.8 / 5 (9) | comments 12 | with audio podcast

Insect cyborgs may become first responders, search and monitor hazardous environs

(PhysOrg.com) -- Research conducted at the University of Michigan College of Engineering may lead to the use of insects to monitor hazardous situations before sending in humans.

Technology / Engineering

created Nov 23, 2011 | popularity 4.7 / 5 (3) | comments 4 | with audio podcast

Dams -- what goes up must come down, and then what?

Time can take its toll on a dam. As dams age, they are more costly to repair and the risk of a catastrophic dam break increases--putting property and lives at risk. But, removing them can mean big changes to the community, ...

Space & Earth / Environment

created Nov 07, 2011 | popularity 3 / 5 (2) | comments 0

Putting artificial atoms on the clock

Around the turn of the century, scientists began to understand that atoms have discrete energy levels. Within the field of quantum physics, this sparked the development of quantum optics in which light is ...

Physics / General Physics

created Nov 07, 2011 | popularity 5 / 5 (1) | comments 0

Researchers change the color and shape of a single photon

(PhysOrg.com) -- A team of researchers from the CNST and ITL has simultaneously changed the color and shape of a single photon, the smallest unit of light.

Physics / Optics & Photonics

created Oct 06, 2011 | popularity 4.6 / 5 (5) | comments 4 | with audio podcast

Laser light used to cool object to quantum ground state

For the first time, researchers at the California Institute of Technology (Caltech), in collaboration with a team from the University of Vienna, have managed to cool a miniature mechanical object to its lowest ...

Physics / Quantum Physics

created Oct 05, 2011 | popularity 5 / 5 (9) | comments 4 | with audio podcast

New imaging technique visualizes cancer during surgery

Ovarian cancer is one of the most frequent forms of cancer that affect women. As tumors can initially grow unchecked in the abdomen without causing any major symptoms, patients are usually diagnosed at an advanced stage and ...

Medicine & Health / Cancer

created Sep 19, 2011 | popularity not rated yet | comments 0

Quantum behavior with a flash

Just as a camera flash illuminates unseen objects hidden in darkness, a sequence of laser pulses can be used to study the elusive quantum behavior of a large "macroscopic" object. This method provides a novel ...

Physics / Quantum Physics

created Sep 16, 2011 | popularity 4.3 / 5 (4) | comments 2

Digital quantum simulator realized

(PhysOrg.com) -- The physicists of the University of Innsbruck and the Institute for Quantum Optics and Quantum Information (IQOQI) in Innsbruck have come considerably closer to their goal to investigate complex ...

Physics / Quantum Physics

created Sep 01, 2011 | popularity 5 / 5 (16) | comments 4 | with audio podcast

Researcher identifies nearly 100 studies supporting use of thermal ablation to treat lung cancer

The journal Radiology will publish in its September issue an article written by Damian E. Dupuy, M.D., director of tumor ablation at Rhode Island Hospital, supporting the use of ablation procedures for the treatment of lun ...

Medicine & Health / Cancer

created Aug 31, 2011 | popularity 5 / 5 (1) | comments 0

New laser could treat acne with telecom technology

(PhysOrg.com) -- A laser developed at the University of Michigan is designed to melt fat without burning surrounding tissue. It could potentially be used to treat acne, researchers say.

Physics / Optics & Photonics

created Aug 31, 2011 | popularity 5 / 5 (4) | comments 0 | with audio podcast

MIT Lincoln Lab spinout unveils new more powerful direct-diode laser

(PhysOrg.com) -- TeraDiode, a spinout company from MIT Lincoln Lab and located nearby in Littleton, MA, has unveiled, a new powerful direct-diode laser capable of cutting all the way through steel up to half ...

Technology / Engineering

created Jul 08, 2011 | popularity 4.7 / 5 (12) | comments 32 | with audio podcast report

NASA details achievements of Lunar Reconnaissance Orbiter

NASA has declared full mission success for the Lunar Reconnaissance Orbiter (LRO). As a result of the mission, LRO has changed our view of the entire moon and brought it into sharper focus with unprecedented ...

Space & Earth / Space Exploration

created Jun 21, 2011 | popularity 5 / 5 (1) | comments 3