News tagged with picosecond lasers
New surface nonlinear spectroscopy capability: Picosecond-femtosecond broadband sum frequency generation system
In Dr. Hongfei Wang's spectroscopy laboratory at the end of EMSL's main hallway, the lights are always off. Because the instrumental capability his team has built uses lasers as its main weapon, light interference ...
Chemistry / Analytical Chemistry
Jun 30, 2011 |
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Researchers develop world’s first blue-violet ultrafast pulsed semiconductor laser with 100 watt output
Tohoku University and Sony researchers have succeeded in developing a blue-violet ultrafast pulsed semiconductor laser with dramatically improved peak laser beam output levels that are 100 times that of the ...
Jul 21, 2010 |
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Quick-Change Molecules Caught in the Act
(PhysOrg.com) -- The chemistry of life happens so fast that a millionth of a second is an eternity -- an eternity that is largely invisible to science. In that time, molecules change in ways we cannot see. ...
Jun 01, 2010 |
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Shifting sound to light may lead to better computer chips
By reversing a process that converts electrical signals into sounds heard out of a cell phone, researchers may have a new tool to enhance the way computer chips, LEDs and transistors are built.
Mar 16, 2009 |
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Search results for picosecond lasers
Twisting of protein molecules in water is successfully captured on molecular movie
A research group led by Hyotcherl Ihee at the Korea Advanced Institute of Science and Technology (KAIST) observed twisting of protein molecules in an aqueous solution (which is very similar to the environment ...
Apr 27, 2012 |
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Infrared spectroscopy allows scientists to analyze protein structure on ultrafast timescale
Proteins can take many different shapes, and those shapes help determine each protein’s function. Analyzing those structures can tell scientists a great deal about how a protein behaves, but many of the ...
Chemistry / Analytical Chemistry
Mar 26, 2012 |
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A camera that peers around corners (w/ video)
In December, MIT Media Lab researchers caused a stir by releasing a slow-motion video of a burst of light traveling the length of a plastic bottle. But the experimental setup that enabled that video was des ...
Mar 20, 2012 |
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Ultra-fast photodetector and terahertz generator
Photodetectors made from graphene can process and conduct light signals as well as electric signals extremely fast. Within picoseconds the optical stimulation of graphene generates a photocurrent. Until now, ...
Jan 31, 2012 |
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Many bodies make one coherent burst of light: Researchers see superfluorescence from solid-state material
In a flash, the world changed for Tim Noe – and for physicists who study what they call many-body problems. The Rice University graduate student was the first to see, in the summer of 2010, proof of a ...
Jan 30, 2012 |
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How long do electrons live in graphene?
Together with international colleagues, scientists from the Helmholtz-Zentrum Dresden-Rossendorf (HZDR) have added another important component towards understanding the material graphene; a material that is ...
Dec 12, 2011 |
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Proton beam experiments open new areas of research
By focusing proton beams using high-intensity lasers, a team of scientists have discovered a new way to heat material and create new states of matter in the laboratory.
Dec 05, 2011 |
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Researchers take first steps toward X-ray superfluorescence
(PhysOrg.com) -- While physicist Robert Dicke is probably most famous for his work on the cosmic microwave background (CMB) – and being "scooped" while attempting to be the first to detect it – he ...
Nov 14, 2011 |
4.6 / 5 (11) |
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Timing particle flight
A team of UT Arlington researchers is designing a new, time-of-flight detector that could one day significantly boost measurement capabilities at the Large Hadron Collider, or LHC, in Geneva, Switzerland.
Oct 12, 2011 |
4.5 / 5 (2) |
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Detecting an unexpected delay at ultrafast speed
Molecules that suddenly transform into new structures when stimulated by photons or electrons play key roles in many chemical and biological processes. Recently, chemists have discovered that adding transition ...
Aug 05, 2011 |
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List of search results for picosecond lasers
