Sentences with phrase «ultrafast lasers»

Zhong, who is also a professor of chemistry and biochemistry, and his team used ultrafast laser pulses to take snapshots of water molecules moving around a DNA polymerase, the kind of protein that helps DNA reproduce.

A new generation of ultrafast lasers like the Linac Coherent Light Source (LCLS) at SLAC National Accelerator Laboratory (used in the current study) are redefining the field of X-ray crystallography.

Using ultrafast laser pulses that speed up the data recording process, Caltech researchers adopted a novel technique, ultrafast electron crystallography (UEC), to visualize directly in four dimensions the changing atomic configurations of the materials undergoing the phase changes.

Surface specific spectroscopy of reactive interfaces Chemical imaging of soft matter interfaces using nonlinear optical probes Ultrafast laser microscopy of complex materials

One - micrometer wavelength ultrafast laser emission is transformed to a powerful tool for ultrabroadband mid-infrared spectroscopy.

At the heart of their laser, called the Shanghai Superintense Ultrafast Laser Facility (SULF), is a single cylinder of titanium - doped sapphire about the width of a Frisbee.

«Ultrafast laser technique developed to observe electron action.»

Ultrafast laser light creates heat transport through the nonmagnetic / ferromagnetic / nonmagnetic tri-layer.

To unearth the bacteria's inner workings, the researchers zapped the connective proteins with multiple ultrafast laser pulses.

In the future, ultrafast laser crystallography promises to illuminate a broad range of biomolecules, from light sensitive photoreceptors to other vital proteins.

Naomi Webber spent much of her time as physical chemistry Ph.D. student at the University of East Anglia alone, in a pitch - black lab, studying ultrafast lasers.

Laser Quantum is a world - class manufacturer of revolutionary continuous wave and ultrafast laser sources.

The 280 - page report, «Opportunities in Intense Ultrafast Lasers: Reaching for the Brightest Light», recommends increased coordination and collaboration by government labs and agencies, universities, and industry to build up U.S. laser facilities and capabilities.

Students and faculty at Vanderbilt University fabricated these tiny Archimedes» spirals and then used ultrafast lasers at Vanderbilt and the Pacific Northwest National Laboratory in Richland, Washington to characterize their optical properties.

Quantum - mechanical tunneling of valence - band electrons excited by intense, ultrafast laser pulses is verified with time - resolved x-ray spectroscopy [Also see Report by Schultze et al..]

He is using ultrafast lasers, with pulses shorter than one million millionth of a second, to excite electrons into unusual quantum states known as «wave packets».

The team borrowed an idea from Chang's earlier innovative work in the area of ultrafast lasers.

He entered City College of New York in Manhattan as an engineering major and soon found a mentor, Robert Alfano, inventor of the ultrafast laser.

This type of manipulation requires a powerful light source such as an ultrafast laser and would last for only a femtosecond, or one quadrillionth of a second.

Unlike normal light sources, this ultrafast laser pulse is strong enough to interact with molecules and distort their electron cloud while not actually changing their identity.

Ultrafast lasers have measured how long electrons take to be booted from a helium atom with zeptosecond precision — trillionths of a billionth of a second

This work shows that an ultrafast laser can quickly modify electronic, magnetic, and lattice dynamics in strongly correlated electron materials — an approach that could result in promising new technical applications, such as ultrafast memory or other high - speed electronic devices.

The ultrafast laser pulses are some 100,000 times faster than other methods used to tweak electron spins and fall well under the coherence limit of about a microsecond or less.

In this case, Luis Bañares, professor at the UCM and co-author of the article, works at the Ultrafast Laser Center (CLUR) at the UCM.

Another novelty of this work is the application of ultrafast lasers to shape the geometry of the particles and refine their properties.

«By using ultrafast lasers, which are very intense but very short in duration (of the order of a billion trillion flashes per second), we have realized a world record in optical quality, where all the obtained shaped particles behave like nano - sized clones,» explains Andrés Guerrero Martínez, researcher of the Ramón y Cajal Program at the Faculty of Chemical Sciences of the UCM.

Using ultrafast lasers, they found that the interaction between the sun's energy and the chlorophyll molecules in a bacterium relies on a piece of quantum mechanical weirdness known as superposition, where a single photon's energy can temporarily be in many different states at once.

The new multimodal imaging probe uses an ultrafast laser to create nonlinear optical effects in tissue that can reveal cancer and other diseases.

The research «represents a benchmark contribution» to the development of liquid - cooled computers and will pave the way for new materials applications created by ultrafast lasers, says physicist Costas Fotakis, director of the Institute of Electronic Structure and Laser in Heraklion, Greece.

The team placed two diamonds in front of an ultrafast laser, which zapped them with a pulse of light that lasted 100 femtoseconds (or 10 - 13 seconds).

Laser wakefield accelerators work by shooting an ultrafast laser pulse through a plasma.

«Nonlinear stage - scanning confocal microscopy is critical because it allows us to rapidly measure the nonlinear emission from thousands of different nanostructures while minimizing the potential systematic errors, such as intensity or beam pointing variations, often associated with tuning the wavelength of an ultrafast laser,» O'Brien says.

«What industry is seeing is the push toward higher - average - power lasers and ultrafast lasers, and it's starting to impact machining and industrial applications,» Leemans says.

«What industry is seeing is the push toward higher - average - power lasers and ultrafast lasers, and it's starting to impact machining and industrial applications,» Leemans said.

Neuroscientist Matt Kaufman uses brief, ultrafast laser pulses to understand how the brain makes sensory - guided decisions...