By turning the anxiety cells off and on using a technique called optogenetics, which allows scientists to control the activity of neurons
using beams of light, the researchers demonstrated that the anxiety cells control anxiety - related avoidance behaviors.
M.I.T. researchers have created such a tweezer,
using beams of light.
Magnetic manipulation also offers advantages over optogenetics, a relatively new technique that precisely stimulates or silences neurons
using beams of light.
They also figured out how to control the neurons
using a beam of light, a discovery that could lead to a more effective treatment for the disorder.
Through optogenetics, a new technique that alters specific cells
using a beam of light, the group toned down such activity to determine its effect on the animals.
Melton Veterinary Hospital uses Class IV laser therapy, a phototherapeutic device that
uses a beam of light to stimulate the body to heal itself from within.
Cold laser therapy, also called Class IV laser therapy, is a noninvasive procedure
using a beam of light traveling at a specific frequency to generate heat, which stimulates cells and increases blood flow to the affected area.
It's a type of treatment where «a cold laser
uses a beam of light to stimulate damaged cells to produce more energy» (Veterinary General).
Laser surgery
uses a beam of light energy at a specific wavelength.
The cold laser
uses a beam of light as it gently passed over the affected area so that the cellular function is increased.
Cold laser therapy, also called Class IV laser therapy, is a noninvasive procedure
using a beam of light travelling at a specific frequency to generate heat, which stimulates cells and increases blood flow to the affected area.
We enjoyed the crisp and vibrant photos taken with the G3's 13 - MP camera, and we loved its laser feature that
uses a beam of light to quickly measure the distance between your device and your subject, ensuring faster, more accurate photos.
A wireless sensor usually
uses a beam of light and sets off whenever something breaks the beam.
Not exact matches
North Point's funky architecture, the hologram that
beams Stanley's image to satellite churches, the stage
lights and visual props Stanley
uses during sermons — all
of it is geared toward pulling in that new audience.
I think the crank flash
lights have stronger
beams of light and hold a charge a little longer between cranks and would be a safer for a child to
use.
When you need to
use it, it produces a 600 - foot
beam of light.
Abir Mukherjee
of AUG Signals in Toronto says existing set - ups, which
use light beam tripwires, are not reliable.
What's filling the tunnel is the
beam pipe: the hardware
used to accelerate subatomic particles (protons, mostly) to 99.999999 percent
of the speed
of light.
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.
An electron microscope, which
uses a
beam of electrons as a
light source, recorded the raw data that was then analyzed to create 3 - D reconstructions
of the structures.
The technique, called microenvironmental selective plane illumination microscopy (meSPIM),
uses exceptionally long, thin
beams of laser
light to trigger fluorescence in a sample, causing it to glow.
The ANU team not only succeeded in building the experiment, which seemed nearly impossible when it was proposed in 1978, but reversed Wheeler's original concept
of light beams being bounced by mirrors, and instead
used atoms scattered by laser
light.
BEAMS of electrons can pick up and move tiny objects, just like optical tweezers that manipulate items
using light.
The researchers
used a coherent, nanoscale
beam of X-rays generated by the high - flux synchrotron accelerator at the Advanced
Light Source to interrogate each nanoparticle.
Using a smart tablet and a red
beam of light, Georgia Institute
of Technology researchers have created a system that allows people to control a fleet
of robots with the swipe
of a finger.
Like the existing facility, LCLS - II will
use electrons accelerated to nearly the speed
of light to generate
beams of extremely bright X-ray laser
light.
That's key to producing negative refraction, which the researchers demonstrated by cutting the slab into a wedge and
using it as a prism to bend
light beams of various colors.
The team monitored the passage
of light through the waveguide
using a near - field scanning optical microscope and confirmed that a narrow
beam of light successfully passes through the waveguide forwards, but that the wave's symmetry breaks down when traveling backwards2.
Since the analysis
uses light beams, SHP is not limited to thin sections
of biopsy specimens — in fact, one can apply the method directly in live tissue, where it allows to inspect a site
of interest with the aid
of fibre - optics.
A camera was
used to capture the
beams of light and an artificial neural network was deployed to reveal the pattern and remove any possible disturbances that may have been caused by air turbulence.
Guided by theory and
using computer simulations to test various scenarios, the researchers looked at how
beams of various colors and phases — basically a hodgepodge
of laser
light — affected the plasma.
The device makes
use of a phenomenon called electromagnetically induced transparency, in which a laser
beam can render opaque clouds
of atoms temporarily transparent to a narrow wavelength
of light.
The research team from the Centre for Photonics and Photonic Materials, and the Centre for Nanoscience and Nanotechnology at the University
of Bath,
used a special white -
light laser built in - house and directed it through several optical components to put a twist on the
beam.
It is not only in hypothetical new computers that it's important to be able to control
beams of radiation precisely with the newly developed
light turning mechanism: terahertz radiation is
used today for many purposes, for example for imaging methods in airport security technology.
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.
Scientists can affect an animal's behavior
using a technique called optogenetics: They
beam light onto genetically modified neurons, stimulating the production
of dopamine and rewarding the animal for specific actions.
Previous research has
used the polarization
of light to control the size and shape
of these exotic
beams but the connection was limited because only certain polarizations could convert to certain orbital momentums.
Using mental images
of clocks and trains,
light beams and speeding bicycles, Einstein realized that Newton's system could not be right because it contradicted Maxwell's theory
of light.
So to create a wide, thin sheet
of light, Betzig
uses something called a Bessel
beam.
The University
of Portsmouth and NREL collaborated with scientists at the Diamond
Light Source in the United Kingdom, a synchrotron that
uses intense
beams of X-rays 10 billion times brighter than the sun to act as a microscope powerful enough to see individual atoms.
The researchers shined a very powerful X-ray
beam —
using a particle accelerator at the Advanced
Light Source at Lawrence Berkeley National Laboratory — onto the surface
of the material then monitored the electrons as they were knocked out
of the interior.
Bar - code scanners
use Bessel
beams because the pencil - like
beam of light they produce is thin enough to read between the lines
of a bar code; even so, scanner lasers are much thicker than the ones
used by Betzig.
A synchrotron is an important tool for many fields, as it creates intense
beams of light that are
used to probe biological cells or materials.
Up to now, all plasmonic interferometers have required the
use of highly specialized external
light sources that can deliver coherent
light —
beams in which
light waves are parallel, have the same wavelength, and travel in - phase (meaning the peaks and valleys
of the waves are aligned).
SPIM
uses a thin
beam of light to illuminate only the single plane that is currently being imaged so the biological sample is not damaged by overexposure to
light.
Rather than the
light used in a traditional microscope, this technique
uses focused
beams of electrons to illuminate a sample and form images with atomic resolution.
Unlike conventional lasers, which
use mirrors to amplify the
light they create, free - electron lasers rely on a high - quality electron
beam and an array
of magnets.
The idea is that a video camera mounted on a pair
of glasses picks up visual information and relays it to the photovoltaic implant
using a
beam of low - intensity infrared
light.
Two
beams of protons travelling at nearly the speed
of light crashed together on Monday at 1322 GMT inside the ATLAS detector, one
of the giant measuring devices the LHC will
use to probe shrapnel from the collisions, according to CERN's announcement.
The researchers tested their metamaterial
using a technique called four - wave mixing, in which three
beams of light mix in a non-linear medium to create a fourth.