News tagged with picosecond
Capturing those in-between moments: Researchers solves timing problem in molecular modeling
Nov 04, 2009 |
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A theoretical physicist at the National Institute of Standards and Technology has developed a method for calculating the motions and forces of thousands of atoms simultaneously over a wider range of time scales ...
Filming photons, one million times a second
Oct 05, 2009 |
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(PhysOrg.com) -- European researchers have created a CMOS (semiconductor) camera capable of filming individual photons one million times a second. The breakthrough will impact on all the most advanced areas ...
Picosecond Oscilloscope
May 26, 2009 |
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An oscilloscope is a device for displaying signals that are too fast to be seen by the human eye. Typically the signal consists of a voltage level that changes quickly moment by moment (over millisecond to nanosecond timescales). ...
Shifting sound to light may lead to better computer chips
Mar 16, 2009 |
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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.
Search results for picosecond
Elusive 'hot' electrons captured in ultra-thin solar cells
Dec 11, 2009 |
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Boston College researchers have observed the "hot electron" effect in a solar cell for the first time and successfully harvested the elusive charges using ultra-thin solar cells, opening a potential avenue to improved solar ...
Vibrations key to efficiency of green fluorescent protein
Nov 11, 2009 |
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University of California, Berkeley, chemists have discovered the secret to the success of a jellyfish protein whose green glow has made it the darling of biologists and the subject of the 2008 Nobel Prize ...
Powerful laser sheds light on fast ignition and high energy density physics
Nov 02, 2009 |
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A new generation of high-energy (>kJ) petawatt (HEPW) lasers is being constructed worldwide to study high intensity laser matter interactions, including fast ignition. Fast ignition is a laser-based technique ...
Scientists break light modulation speed record -- twice
Jun 15, 2009 |
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Researchers have constructed a light-emitting transistor that has set a new record with a signal-processing modulation speed of 4.3 gigahertz, breaking the previous record of 1.7 gigahertz held by a light-emitting diode.
Physicists Detect Single-Electron Tunneling with Quantum Dots
May 06, 2009 |
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(PhysOrg.com) -- Detecting the coherent motion of a single electron is a challenge, for the simple reason of scale: the timescale of the coherent motion of a single-electron wave function is in the picosecond ...
Coke Bottle Quantum Physics
Apr 16, 2009 |
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(PhysOrg.com) -- Don't be fooled by the collection of empty soda bottles in James Cryan's office at SLAC National Accelerator Laboratory. Cryan isn't a caffeine fiend—the cola bottles are for science. As a ...
Life Expectancy on the Rise -- Even for Quantum States
Apr 14, 2009 |
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(PhysOrg.com) -- For the first time, scientists have succeeded in measuring and controlling the lifetime of quantum states with potential use in optoelectronic chips. This achievement is highly significant ...
Researchers shed light on how proteins find their shapes
Feb 23, 2009 |
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(PhysOrg.com) -- Researchers from the California Institute of Technology (Caltech) and the University of California at San Diego (UCSD) have brought together UCSD theoretical modeling and Caltech experimental ...
Stable Thanks to Dynamics - DNA Component Resists UV Radiation
Feb 23, 2009 |
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(PhysOrg.com) -- Complex computer simulations have, for the first time, allowed scientists to examine in detail the processes that help to ensure the stability of DNA when exposed to UV light. The findings, ...
Laser-sculpted optical devices for future giant telescopes
Feb 05, 2009 |
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Future telescopes, with mirrors half the size of a football field, will need special components to deal with the light they collect. Astronomers are turning to photonic devices that guide and manipulate light inside specially-designed ...
List of search results for picosecond
