Sentences with phrase «radio frequency waves»

In case you don't know what microchipping is, «Microchips are tiny transponders that communicate your pet's ID information through radio frequency waves.

Electromagnetic radiation ranges from the energetic x-rays to the less energetic radio frequency waves used in broadcasting.»

Microchips are about the size of a grain of rice, that use radio frequency waves to transmit information about your pet.

Researchers also had to build in a system to pull energy from incoming radio frequency waves to power the device enough to collect and transmit one glucose reading per second.

The air - security authority says the low - level radio frequency wave emitted by the body scanner meets Canadian health - and - safety standards.

Not exact matches

So the Seattle - based startup shifted its focus to a still - developing technology: radio frequency identification (RFID), the use of radio waves, specialized tags, and readers to track the location of objects.

Financial News reports that Vigilant Global, a telecoms company owned by high - frequency trading firm DRW Trading, has submitted plans to build a 320 - metre tall tower to allow what it calls «a new communications point between the UK and Europe» which will have a «completely unobstructed» line of sight both optically, and for radio waves.

Say hello to the next wave — radio frequency cooking.

According to scientists speaking to Forbes in 2015, there's no plausible way for radio frequency (RF) waves to cause cancer «without re-writing the laws of physics and biology.»

Like the tuner on a radio, different detectors (bottom row) pick up different frequencies of gravitational waves.

At the center of the controversy are two blobs about 450 light - years apart that emit radio waves — light at the low - frequency end of the electromagnetic spectrum.

The bubbles can be fashioned by applying radio waves of the right frequency to a BEC, Lundblad explains, and at first, researchers hope to simply jiggle the bubbles and see how they react.

Understanding this instability is key to some experimental nuclear fusion reactions but it has never been observed for high - frequency radio waves.

Instead of such circuits, an SDR uses digital - signal - processing chips to allow a programmer to define the wave shape of a radio signal, the frequency it uses and the power level.

But just as scientists use radio and gamma - ray telescopes to probe different frequencies of light, physicists are building detectors sensitive to a range of gravity wave frequencies.

(In this case, a peak in the audio wave is represented by an increase in the frequency of the radio wave, while a trough is represented as a decrease in frequency.)

The number of wave crests arriving from Fast Radio Bursts per second — their «frequency» — is in the same range as that of radio sigRadio Bursts per second — their «frequency» — is in the same range as that of radio sigradio signals.

Because you have to use a radio wavelength that is smaller than the dimensions of the object you are trying to locate, radar relies on high - frequency waves, just a few inches long (higher frequencies have shorter wavelengths).

Parts of the string then emit low - frequency radio waves that accelerate the surrounding plasma into generating a burst of gamma rays.

If you provide energy in the form of radio waves, these tiny magnets can switch orientation and give off a resonance frequency that changes predictably based on the strength of the magnetic field.

Instruments that pick up other frequencies of the electromagnetic spectrum — radio waves or X rays, for instance — also can not detect the shadow universe.

IBM and Mediatek plan to ultimately develop ways to wirelessly connect high - definition TVs to set - top boxes using millimeter - wave radio technology, which takes advantage of the highest frequency portion of the radio spectrum where massive amounts of information can be sent quickly.

To determine the final temperature distribution, a series of measurements is performed where the ensemble is irradiated with radio waves of a different frequency each time.

In the process, they would produce radio waves at a frequency that depends on the axion's mass, which is unknown.

Then Eric Grashorn of Ohio State University in Columbus and colleagues noted that some of these radio waves had a similar pattern in their distribution of frequencies.

The new system, dubbed radiogenetics, uses a signal, in this case low - frequency radio waves or a magnetic field, to heat or move ferritin particles.

Wi - Gig requires higher radio wave frequencies, though: 60 gigahertz rather than the 2.4 GHz used by Wi - Fi.

Existing directional antennas that transmit high - frequency radio waves require expensive materials or precise manufacturing.

At a high enough electron density, each cloud reflects high - frequency radio waves like a mirror.

This «beam - forming» capability makes the antennas crucial to ultrafast wireless applications, because they can focus a stream of high - frequency radio waves that would quickly dissipate using normal antennas.

The signal — a dip in the intensity of radio waves across certain frequencies — was more than twice as strong as expected.

I borrowed one that could detect signals from 100 kilohertz (kHz), just below the frequency of long - wave radio stations, up to 3 gigahertz (GHz), somewhat above the 2.4 GHz portion of the spectrum used by Wi - Fi connections (see «Radio Ways,» beradio stations, up to 3 gigahertz (GHz), somewhat above the 2.4 GHz portion of the spectrum used by Wi - Fi connections (see «Radio Ways,» beRadio Ways,» below).

Molecules in the intervening gas clouds absorb radio waves at specific frequencies determined by the type of molecules.

Defense contractor Lockheed Martin will soon flight - test a plasma antenna (encased in a tough, nonconducting polymer) that is designed to be immune from detection by radar even as it transmits and receives low - frequency radio waves.

The organic chips, commonly inserted under the skin of cats and dogs in lieu of identification collars, can be made cheaply but can only process low - frequency radio waves, giving them distance limitations.

Just a few days later, on Sept. 5, members of the Electric and Magnetic Field Instrument Suite and Integrated Science (EMFISIS) team made an audio recording of radio waves in the belts, at a frequency audible to humans, known as «chorus.»

Steward Observatory This aluminum dish, built atop an Army tank turret, gathers high - frequency radio waves.

Traditional accelerators, like the Large Hadron Collider where the Higgs boson was recently discovered, rely on high - power radio - frequency waves to energize electrons.

The waves in the magnetic field used by the HST researchers have the same frequency range as radio waves (between 350 and 400 kilohertz).

Three perytons in January coincided with independently detected blasts of 2.4 gigahertz radio waves — the same frequency

Just as the quartz crystal in a Swiss watch keeps time by vibrating at a steady frequency (about 32,000 cycles per second), the maser coaxes a supply of specially selected hydrogen atoms to emit radio waves at an unwavering 1.42 billion cycles per second.

Previous observations had suggested that very - low - frequency (VLF) radio waves (from 5 to 25 kilohertz) transmitted on Earth were helping to clear particles from the inner belt.

With wavelength sizes between a millimeter and a meter, microwave radio frequencies are electromagnetic waves that use frequencies in the.3 gigahertz to 300 gigahertz range.

For example, three years ago London - based Metabometrix demonstrated that high - frequency radio waves bounced off a blood sample could identify atherosclerosis.

Their analysis reveals that linear, stochastic scattering by intense, natural very low - frequency radio waves — known as chorus waves — in Earth's upper atmosphere can account for the observed relativistic electron build - up.

To read the data, the device subjects the cylinder to a less intense burst of radio waves at the same frequency.

When the radio waves stop, the nuclei relax back to their original state, giving off a radio signal at a frequency proportional to the strength of the magnetic field.

Two radio transmitters inside operated at different short - wave radio frequencies.

Among other achievements, his group has used the response of electrons to measure the electric field of a laser's ultrashort pulses and display the waveform, much like displaying a radio - frequency wave on an oscilloscope.

The volumetric impedance phase shift spectroscopy (VIPS) device (Cerebrotech VisorTM, Cerebrotech Medical Systems, Pleasanton, CA) works by sending low - energy radio waves through the brain that change frequency when passing through fluids.