Sentences with phrase «use of laser energy»

Laser therapy is a painless use of laser energy to generate a photochemical response in damaged or dysfunctional tissue.

OpTIC Glyndŵr, the centre of excellence for the research and development of cutting - edge opto - electronics technology, has taken part in an event to help advance the use of laser energy.

Not exact matches

Respondents came from the aerospace, medical, automotive, and energy industries, and all of them work for companies that are already using advanced manufacturing processes or plan to introduce things like 3D printing or direct metal laser sintering within three years.

The laser could also power demonstrations of a new way to accelerate particles for use in medicine and high - energy physics.

By using lasers, the kinetic energy of the ions can be cooled to millikelvin temperatures, thereby suppressing Doppler frequency shifts.

Fractionated lasers use the same amount of energy as older models, she says, but that energy is broken up into smaller doses, offering safer, more effective treatment.

«The trick is to use the world's most powerful X-ray laser, named LCLS, located at the Department of Energy's SLAC National Accelerator Laboratory,» said Fromme in a statement.

Raman spectroscopy uses a laser to excite the sample and measure shifts in the vibrational energy of its molecules, which can provide insight into the sample's molecular structure.

They then used lasers to place the atoms along the curve of an energy valley with the majority of the atoms in lower energy states.

However, getting strong pulses of x-rays is much harder than for low energy light, and required using the most modern sources, x-ray free electron lasers.

In their Nature Communications experiment, the team produced a record number of neutrons per unit of laser energy — about 500 times better than experiments that use conventional flat targets from the same material.

By using this high - power laser, it is now possible to generate all of the high - energy quantum beams (electrons, ions, gamma ray, neutron, positron).

Petawatt lasers are used for study of basic science, generating such high - energy quantum beams as neutrons and ions, but only a few facilities in the world have Petawatt laser.

Working at the Linac Coherent Light Source (LCLS) X-ray laser at the Department of Energy's (DOE's) SLAC National Accelerator Laboratory, the scientists then used a newly designed injection system, engineered by a team from Arizona State University, to stream the gel into the path of the X-ray pulses, which hit the crystals and produced patterns used to reconstruct a high - resolution, 3 - D model of the receptor.

Now UC Davis graduate student Zhou Lu, working with professors in the Departments of Chemistry and of Earth and Planetary Sciences, has shown that oxygen can be formed in one step by using a high energy vacuum ultraviolet laser to excite carbon dioxide.

The machine developed by the Brookhaven team uses a laser pulse to give electrons in a sample material a «kick» of energy.

Since the energy gap is determined by the used semiconductor material, the wavelength of a diode laser is basically determined by the material.

In this study, the researchers used a surprisingly high laser energy in comparison to earlier work, to increase the impact velocity of the metal droplets.

A few years ago, DARPA, which prides itself on promoting far - out projects, proposed spending $ 30 million on a «hafnium bomb,» a type of nuclear weapon intended to release energy from atomic nuclei without either fission or fusion, using an approach similar to how energy is extracted from electrons in a laser.

The winner, Stony Brook University assistant professor of chemistry Thomas Allison, took home the prize for his proposal to use high - energy laser pulses to record «movies» of electrons moving through molecules.

NIF uses the world's highest energy laser to crush peppercorn - sized targets filled with fusion fuel (a combination of hydrogen isotopes) to a temperature and pressure greater than in the core of the sun.

By the end of next year, Livermore hopes to reach «ignition» — the point when more energy is produced from fusion than is used to generate the laser pulse.

Of the 192 lasers at NIF, the team used 176 with exquisitely shaped energy versus time to produce a pressure wave that compressed the material for a short period of timOf the 192 lasers at NIF, the team used 176 with exquisitely shaped energy versus time to produce a pressure wave that compressed the material for a short period of timof time.

For example, the camera could be used to visualize energy metabolism as it occurs within a cell's mitochondria or the way light passes through tissue, an important consideration for therapies that use lasers to destroy diseased tissue with the goal of leaving healthy tissue unharmed.

Sandia's dark - horse entry in the fusion race still consumes far more energy than it releases, but that is also true of the more conventional — and more expensive — approaches to fusion, such as bombarding encapsulated fuel with laser light from every direction (as the National Ignition Facility in Livermore, Calif., does) or using giant superconducting magnets to heat levitating plasma for minutes at a time inside a doughnut - shaped chamber (as the International Thermonuclear Experimental Reactor in France may do when it's completed around 2027).

By beaming a huge solar - powered laser at a vast ultralight sail attached to a spacecraft, we can use the energy of our own sun to accelerate the rocket to great speeds.

There are still ways to make the hypothesis work: a megastructure swarm might radiate its gathered energy away as radio or laser signals instead of heat; it might not form a spherical swarm but a ring precisely aligned with our line of sight; it might use technology beyond our understanding of physics that emits no heat at all.

A recent study at the Department of Energy's SLAC National Accelerator Laboratory successfully used this technique at an X-ray free - electron laser for the first time with the element selenium as a marker.

An international team of scientists used an X-ray laser at the Department of Energy's SLAC National Accelerator Laboratory to determine the structure of an insect virus's crystalline protein «cocoon.»

But a newer type of laser promises to do all of these things more efficiently using quick, short blasts of energy.

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.

Atoms can be cooled using lasers because light particles from the laser beam are absorbed and re-emitted by the atoms, causing them to lose some of their kinetic energy.

This strategy makes use of the intense electric fields associated with pulsed, high - energy laser beams to accelerate electrons and protons to «relativistic» velocities (i.e. speeds approaching that of light).

The Max Planck researcher and his colleague propose another change to the strategy for the Starshot project: instead of a huge energy - hungry laser, the Sun's radiation could be used to accelerate a nanoprobe beyond the solar system.

A year ago, they achieved an effect called superwicking — by which the texture of a material forces water to flow upward — on metal surfaces by etching them using extremely fast, quadrillionth of a second, high - energy laser pulses.

«In high - energy laser systems, which use conventional solid optics, the maximum fluence (energy density) is limited by the damage of the material,» said Robert Kirkwood, the lead author on the paper and programmatic lead for the campaign.

The data were collected using the Linac Coherent Light Source X-ray free electron laser, or XFEL, at the SLAC National Accelerator Laboratory — operated by Stanford University for the U.S. Department of Energy Office of Science.

In a very short period, she became regarded as a world's authority in the use of petawatt - class laser to generate high - energy X-ray sources of radiographically probing dense matter with - psec resolution.

Berkeley Lab was home to a pioneering experiment) in 2004 that showed laser plasma acceleration can produce relatively narrow energy spread beams - reported in the so - called «Dream Beam» issue of the journal Nature - and in 2006 used a similar laser - driven acceleration technique to accelerate electrons to a then - record energy of 1 billion electron volts, or GeV.

Berkeley Lab was home to a pioneering experiment in 2004 that showed laser plasma acceleration can produce relatively narrow energy spread beams — reported in the so - called «Dream Beam» issue of the journal Nature — and in 2006 used a similar laser - driven acceleration technique to accelerate electrons to a then - record energy of 1 billion electron volts, or GeV.

Many technological innovations for diagnosis and treatment are expected to reach the clinic following validation, such as video - assisted thoracic surgery, sensitive imaging techniques, use of tracer gases, regenerative medicine (e.g. in lung transplantation), nanoparticle - based carriers of inhalational drugs or bioactive compounds, personalised medicine (especially for lung cancer), bronchoplasty, laser energy as a surgical tool, and metabolic imaging techniques.

William Fox, a researcher at the U.S. Department of Energy's Princeton Plasma Physics Laboratory, and his colleague Gennady Fiksel, of the University of Rochester, got an unexpected result when they used lasers in the Laboratory to recreate a tiny version of a gigantic plasma tsunami called a «shock wave.»

The laser technique the scientists are using is new in the area of high energy density plasma and allows scientists to control the magnetic field to manipulate it in various ways.

Experiments using the OMEGA laser at the University's Laboratory of Laser Energetics (LLE) have created the conditions capable of producing a fusion yield that's five times higher than the current record laser - fusion energy yield, as long as the relative conditions produced at LLE are reproduced and scaled up at the National Ignition Facility (NIF) at Lawrence Livermore National Laboratory in Califolaser at the University's Laboratory of Laser Energetics (LLE) have created the conditions capable of producing a fusion yield that's five times higher than the current record laser - fusion energy yield, as long as the relative conditions produced at LLE are reproduced and scaled up at the National Ignition Facility (NIF) at Lawrence Livermore National Laboratory in CalifoLaser Energetics (LLE) have created the conditions capable of producing a fusion yield that's five times higher than the current record laser - fusion energy yield, as long as the relative conditions produced at LLE are reproduced and scaled up at the National Ignition Facility (NIF) at Lawrence Livermore National Laboratory in Califolaser - fusion energy yield, as long as the relative conditions produced at LLE are reproduced and scaled up at the National Ignition Facility (NIF) at Lawrence Livermore National Laboratory in California.

Abstract: We have investigated multiphoton multiple ionization dynamics of argon and xenon atoms using a new x-ray free electron laser (XFEL) facility, SPring - 8 Angstrom Compact free electron LAser (SACLA) in Japan, and identified that highly charged Xe ions with the charge state up to +26 are produced predominantly via four - photon absorption as well as highly charged Ar ions with the charge state up to +10... ▽ More We have investigated multiphoton multiple ionization dynamics of argon and xenon atoms using a new x-ray free electron laser (XFEL) facility, SPring - 8 Angstrom Compact free electron LAser (SACLA) in Japan, and identified that highly charged Xe ions with the charge state up to +26 are produced predominantly via four - photon absorption as well as highly charged Ar ions with the charge state up to +10 are produced via two - photon absorption at a photon energy of 5.5laser (XFEL) facility, SPring - 8 Angstrom Compact free electron LAser (SACLA) in Japan, and identified that highly charged Xe ions with the charge state up to +26 are produced predominantly via four - photon absorption as well as highly charged Ar ions with the charge state up to +10... ▽ More We have investigated multiphoton multiple ionization dynamics of argon and xenon atoms using a new x-ray free electron laser (XFEL) facility, SPring - 8 Angstrom Compact free electron LAser (SACLA) in Japan, and identified that highly charged Xe ions with the charge state up to +26 are produced predominantly via four - photon absorption as well as highly charged Ar ions with the charge state up to +10 are produced via two - photon absorption at a photon energy of 5.5LAser (SACLA) in Japan, and identified that highly charged Xe ions with the charge state up to +26 are produced predominantly via four - photon absorption as well as highly charged Ar ions with the charge state up to +10... ▽ More We have investigated multiphoton multiple ionization dynamics of argon and xenon atoms using a new x-ray free electron laser (XFEL) facility, SPring - 8 Angstrom Compact free electron LAser (SACLA) in Japan, and identified that highly charged Xe ions with the charge state up to +26 are produced predominantly via four - photon absorption as well as highly charged Ar ions with the charge state up to +10 are produced via two - photon absorption at a photon energy of 5.5laser (XFEL) facility, SPring - 8 Angstrom Compact free electron LAser (SACLA) in Japan, and identified that highly charged Xe ions with the charge state up to +26 are produced predominantly via four - photon absorption as well as highly charged Ar ions with the charge state up to +10 are produced via two - photon absorption at a photon energy of 5.5LAser (SACLA) in Japan, and identified that highly charged Xe ions with the charge state up to +26 are produced predominantly via four - photon absorption as well as highly charged Ar ions with the charge state up to +10 are produced via two - photon absorption at a photon energy of 5.5 keV.

The results show that the gap around the node at sufficiently low temperatures can be well described by a monotonic d - wave gap function for both samples and the... ▽ More The energy gap of optimally doped Bi2 (Sr, R) 2CuOy (R = La and Eu) was probed by angle resolved photoemission spectroscopy (ARPES) using a vacuum ultraviolet laser (photon energy 6.994 eV) or He I resonance line (21.218 eV) as photon source.

Abstract: The energy gap of optimally doped Bi2 (Sr, R) 2CuOy (R = La and Eu) was probed by angle resolved photoemission spectroscopy (ARPES) using a vacuum ultraviolet laser (photon energy 6.994 eV) or He I resonance line (21.218 eV) as photon source.

Another laser pulse was then used to convert the change in the shared motion into a change in the atomic ion's internal energy level — which was manifested in the form of light scattered by the atomic ion.

Since its founding 40 years ago, Continuum has developed a full line of standard and custom high energy solid state lasers that are now used in scientific, industrial and commercial applications.

If you haven't been paying laser - like attention to the amount of weight you've been using, the number of reps you've been performing, and then striving with every ounce of your energy to improve upon those numbers each week, you are completely ignoring the very foundation of the muscle growth process.