News tagged with laser pulses

Related topics: electrons , laser

SLAC X-ray laser used to probe biomolecules to individual atoms

An international team led by SLAC National Accelerator Laboratory has proved how the world's most powerful X-ray laser can assist in cracking the structures of biomolecules, and in the processes helped to ...

Physics / General Physics

created May 31, 2012 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Watching an electron being born

Atomic processes take place on extremely short time scales. Measurements at the Vienna University of Technology (TU Vienna) can now visualize these processes.

Physics / General Physics

created May 15, 2012 | popularity 5 / 5 (5) | comments 1

Ultra-short laser pulses for science and industry

The shorter the pulse duration, the more precisely the laser tool operates. Ultra-short laser pulses of outstanding high average püower are opening the doors to new applications in high throughput materials ...

Technology / Engineering

created May 10, 2012 | popularity not rated yet | comments 0

Billard game in an atom: Physicists trace the double ionization of argon atoms on attosecond time scales

(Phys.org) -- When an intense laser pulse interacts with an atom it generates agitation on the micro scale. A rather likely outcome of this interaction is single ionization, where one electron is ejected from ...

Physics / General Physics

created May 08, 2012 | popularity 5 / 5 (4) | comments 0 | with audio podcast

First, fast, and faster

(Phys.org) -- Scientists in PML's Quantum Measurement Division have produced the first superluminal light pulses made by using a technique called four-wave mixing, creating two separate pulses whose peaks ...

Physics / Optics & Photonics

created Apr 06, 2012 | popularity 4.6 / 5 (25) | comments 33 | with audio podcast

Generating first-ever controlled ultrafast radiation, using a plasma

To observe ultrarapid phenomena such as the motion of electrons within matter, researchers need sources capable of producing extremely fast and energetic light radiation. Although devices capable of emitting ...

Physics / Plasma Physics

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

New ultra-small laser opens up a world of possibilities

(PhysOrg.com) -- Computing and medicine are among the many fields which could be revolutionised by a new form of ultra-small laser.

Physics / Optics & Photonics

created Apr 04, 2012 | popularity 5 / 5 (7) | comments 0 | with audio podcast

Pattern of large earthquakes on San Jacinto fault identified with help of LiDAR

The San Jacinto Fault (SJF) Zone is a seismically active, major component of the overall southern San Andreas Fault system. Researchers from San Diego State University (SDSU) and U.S. Geological Survey have mapped evidence ...

Space & Earth / Earth Sciences

created Mar 29, 2012 | popularity not rated yet | comments 0

First-ever images of atoms moving in a molecule captured

Using a new ultrafast camera, researchers have recorded the first real-time image of two atoms vibrating in a molecule.

Physics / General Physics

created Mar 07, 2012 | popularity 4.3 / 5 (22) | comments 2 | with audio podcast

Researchers create 3-D laser maps that show how earthquake changes landscape

Geologists have a new tool to study how earthquakes change the landscape down to a few inches, and it's giving them insight into how earthquake faults behave. In the Feb. 10 issue of the journal Science, a team ...

Space & Earth / Earth Sciences

created Feb 09, 2012 | popularity 5 / 5 (5) | comments 0 | with audio podcast

With single laser pulses on single molecules

(PhysOrg.com) -- Physicists at MPQ (Max Planck Institute) succeed in resolving the internal dynamics of individual molecules using UV femtosecond laser pulses.

Physics / General Physics

created Feb 07, 2012 | popularity 5 / 5 (1) | comments 1 | with audio podcast

World's most powerful X-ray laser creates two-million-degree matter

Researchers working at the SLAC National Accelerator Laboratory have used the world's most powerful X-ray laser to create and probe a two-million-degree piece of matter in a controlled way for the first time. ...

Physics / General Physics

created Jan 25, 2012 | popularity 5 / 5 (15) | comments 2 | with audio podcast

World's best metronome enables slow-motion pictures of atoms and molecules

(PhysOrg.com) -- The world's most accurate metronome keeps stroke to an incredible 10 quintillionth of a second. The device enables slow-motion pictures from the world of molecules and atoms, scientists from the Center for ...

Physics / Optics & Photonics

created Jan 17, 2012 | popularity 5 / 5 (4) | comments 0

Graphene offers protection from intense laser pulses

Researchers from Singapore and the UK have jointly announced a new benchmark in broadband, non-linear optical-limiting behavior using single-sheet graphene dispersions in a variety of heavy-atom solvents and ...

Nanotechnology / Nanomaterials

created Dec 30, 2011 | popularity 4.4 / 5 (7) | comments 4 | with audio podcast

Research could improve laser-manufacturing technique

(PhysOrg.com) -- Engineers have discovered details about the behavior of ultrafast laser pulses that may lead to new applications in manufacturing, diagnostics and other research.

Physics / General Physics

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