While humankind is theoretically capable of blasting
a laser beam into space that is 10,000 times stronger than the sun, Diamond continued, «there isn't an instrument on Earth that can detect an Earth - like planet with Earth - like leakage of electromagnetic radiation.»
A phosphor converter then transforms the blue
laser beam into a very bright and pure white light.»
Arne Voie, David Burns and Francis Spelman focused
a laser beam into a thin sheet to illuminate a fluorescent sample and captured the reflected light using a different objective lens oriented perpendicular to the plane of illumination (i.e. light sheet).
They then directed a second laser beam through an instrument that splits
the laser beam into many smaller beams, the number and angle of which depend on the radio frequency applied to the deflector.
Designed to test the brain «sability to process visual information, the machine works by shining asplit
laser beam into a subject's eye.
In their first experiment, the team sent
a laser beam into a light - altering crystal on the satellite.
To kick - start the reaction, the plan is to convert energy from high - power
laser beams into heat and then X-rays, which will compress a pellet of deuterium and tritium to force the nuclei together.
The silicon modulator splits
laser beams into two channels, where the light waves can be manipulated to either cancel each other out (0) or travel side by side (1) when recombined.
One candidate for such a computer is a so - called optical lattice, in which ultracold atoms are coaxed by strategically placed
laser beams into a grid arrangement,...
Hurricane and other researchers at NIF are attempting to achieve a similar effect by firing 192
laser beams into a gold chamber, which converts the lasers» energy into pulses of X-rays.
Landing one triggers a cinematic action sequence where Samus gets up close and personal with the metroids, grappling with them and firing a barrage of rockets or
laser beams into their weak points.
Not exact matches
At Oakley, Jannard had thrown himself
into the creative engineering process, enlisting technologies such as liquid
laser prototyping and electron -
beam gun - vapor deposition in his quest to make state - of - the - art sunglasses.
Compact entry - level steered
beam lasers deliver excellent coding flexibility and fast speeds while their small dimensions and lighter weight make them simple to fit
into existing lines or tight spaces, coding in any orientation.
Okedele said the idea is a future projection that will be achieved by launching an array of mirrors
into geostationary orbit to collect solar energy and then transmit to a power plant on the ground via microwaves or
laser beams.
Other photons from the
laser beam would ricochet off the electrons and be boosted
into high - energy gamma rays.
LIGO's detectors in Hanford, Wash., and Livingston, La., newly reactivated after five years of upgrades, each consist of a powerful
laser that splits
into two perpendicular, 4 - kilometer - long
beams.
As they fall deeper
into the dark between the stars, the light sails would attempt to transmit their precious findings back to Earth using
laser beams no more powerful than the signal from a typical cell phone.
They use a near - infrared
laser beam, which can penetrate deep — in this context, deep means a centimeter or two —
into the tissue, where a nanoparticle turns the near - infrared light
into blue light, and that directs the activity of genetically engineered immune cells.
A group of scientists from the Lebedev Physical Institute of the Russian Academy of Sciences, Moscow Institute of Physics and Technology and Moscow State University recently presented their research
into the process of
laser pulse filamentation — the effect produced when a
laser beam propagating in air focuses
into a filament.
To do so, the group mixed a second, weaker
laser pulse with the strong
laser and split the superimposed
beams into two arms.
Earlier, the Laboratory of Gas
Lasers at Lebedev demonstrated that such lasers can be used for many different tasks, from the etching of diamonds to medical operations, as beams concentrated into fine filaments enable more precise interactions with different mate
Lasers at Lebedev demonstrated that such
lasers can be used for many different tasks, from the etching of diamonds to medical operations, as beams concentrated into fine filaments enable more precise interactions with different mate
lasers can be used for many different tasks, from the etching of diamonds to medical operations, as
beams concentrated
into fine filaments enable more precise interactions with different materials.
Now a team led by physicist Andre Clairon of the Paris Observatory in France has stretched out the interaction time drastically by using a trick with two
laser beams to launch a single «ball» of 600,000 cesium atoms
into a vacuum.
These impart random noise to
laser beams in the device, which converts it
into numbers (Nature Photonics, DOI: 10.1038 / nphoton.2010.197).
Whereas Sagnac shone light
into his experiment from an external source, the C - II's ring itself generated
laser beams, its cavities filled with a lasing medium of neon and helium gas.
Based on these images, they then manipulate the angle of the
laser beams, to move individual atoms
into any number of different configurations.
They plopped this rod
into a beaker of water and hit it with a
laser beam from below.
The light stalls so suddenly that the 750 - meter - long
laser beam gets compressed
into a pulse just 0.04 millimeters long inside the condensate, she notes.
The world's most powerful x-ray
laser, known as the Linac Coherent Light Source, sits at the end of a linear particle accelerator and converts the particle
beam into an x-ray
beam.
For starters, researchers must show that the materials can lase when plugged
into an electrical outlet, rather than when hit with another
beam of
laser light.
The U.S. Navy turned science fiction
into reality over the summer by deploying its first
laser beam weapon on the USS Ponce, a transport ship.
They then exposed the evolving quantum system to a third
laser beam to try and excite the atoms
into what is known as a Rydberg state — a state in which one of an atom's electrons is excited to a very high energy compared with the rest of the atom's electrons.
This being the case, it may be possible to direct this energy like a
laser beam and it would, at the destination, under its OWN power of organisation, reconstruct
into the cloud of energy that it always was.
After being split
into five separate
beams, the
laser light illuminates sodium atoms naturally present in a layer within the mesosphere, about 90 kilometres high.
Conventional rockets would carry the miniature probes
into Earth orbit, and a synchronized array of ground - based
lasers would then focus its
beams on individual sails, imparting enough force to accelerate each probe to 20 percent of the speed of light.
A
laser beam passing through a crystal can suddenly burst
into a spray of light.
But the researchers have demonstrated experimentally that their setup — which includes
lasers to feed
beams of polarized light
into a network of optical fibers,
beam - splitters and other optical devices — gives results that agree closely with their predictions.
Even if the Galactic Empire managed to fire up the Death Star
laser without melting the space station itself, its eight
beams couldn't have converged
into a single weapon as they did in the film; instead, each one would have flown off in its own direction, missing the planet completely.
Instead of amplifying light
into coherent pulses, as a
laser does, an antilaser absorbs light
beams zapped
into it.
By delicately weaving 1500 layers together, a team of researchers created a «quantum cascade» that amplified this effect
into a
laser beam.
Power stations would need to be placed along the path in order to pump
laser energy
into the
beam and to focus it — a minor task for a Type III civilization.
A series of
laser beams will run alongside all of the telescope's elements and
into detectors, which will sense any vibrations the shock absorbers let through.
NIF's ultimate goal is «ignition,» a self - sustaining reaction that produces more energy than was pumped
into the target by the
laser beams.
«They are used in optical communication systems to encode electronic information
into laser beams.»
Optical physicists have been using spiraling
laser beams, in which light waves are twisted
into vortices, for almost 30 years, says Jo Verbeeck, a materials scientist at the University of Antwerp in Belgium and first author on the Nature paper.
After shining a weaker «probe
beam»
into the crystal, the team turned off both
lasers.
The researchers then encoded the state they wanted to teleport
into the light
beam with
laser pulses.
At present, lenses and mirrors can not focus light
into a
beam much smaller than the light's wavelength — 500 nanometres for blue - green
lasers.
Noel and Stroud achieved this using a system of mirrors and
beam splitters that divided a single short
laser pulse
into a string of three identical pulses.
Short - range infrared
lasers could
beam advanced broadband multimedia services directly
into homes and offices
A water sample is placed inside the cylinder where it interacts with zinc ions, and a
laser light is
beamed into the object and onto the sample through a small hole, Yakovlev explains.