This region reflects
radio waves with frequencies up to about 35 megahertz; the exact value depends on the peak amount of the electron concentration, typically 106 electrons per cubic centimetre, though with large variations caused by the sunspot cycle.
The transponder works by passively transmitting
radio waves with an animal - specific tracking number that, when connected to the central database, displays the pet's name and owner contact information.
The chip transmits
radio waves with an animal - specific tracking number that, when registered, identifies the pet's name and owner contact information.
The MWA observes
radio waves with frequencies between 70 and 320 MHz and was the first of the three Square Kilometre Array (SKA) precursors to be completed.
ALMA detected
radio waves with a wavelength of one millimeter emitted by cold molecular gas and dust, the ingredients of stars and planets, with a resolution of 23 milliarcseconds, which surpasses the resolution of the Hubble Space Telescope.
The atmosphere is transparent to mid-wavelength radio waves, which can easily be observed from the ground, but it blocks
radio waves with wavelengths longer than ten metres.
A dusty disk like that in TW Hydrae tends to emit
radio waves with wavelengths similar to the size of the particles in the disk.
NANOGrav uses the Galaxy itself to detect gravitational waves with the help of objects called pulsars — exotic, dead stars that send out pulses of
radio waves with extraordinary regularity.
The principle idea is to use a radio telescope to map neutral hydrogen, which emits or absorbs
radio waves with a wavelength of 21 centimeters.
An international team of astronomers led by Paulo Freire of the Jodrell Bank Observatory at the University of Manchester, United Kingdom, detected the gas by observing 15 millisecond pulsars — compact, rapidly spinning stars that emit bursts of
radio waves with clockwork precision.
The measurement comes from analyzing the only known pair of gravitationally bound pulsars, dense cores of dead stars that emit intense beams of
radio waves with the regularity of a nearly perfect clock.
While Ms. Teachout failed to raise a million dollars, Mr. Cuomo carried a war chest of more than $ 30 million, allowing him to flood the air waves and
radio waves with advertisements.
Not exact matches
The difference is that Travelers is «wired» by infrared light, a medium that (along
with radio waves) is already freeing office networks from the physical bondage of coaxial cable — and the fiscal pain of leaving it behind if you move.
We are familiar
with radio and television
waves, and we are learning the physics of penetrating light, as in laser beams.
As in New Testament times, worship again takes place in the home,
with the new apostles of the air
waves visiting these home - Christians through the
radio and television.
The ferritic surface makes the cookware induction compatible, as iron materials move around when in contact
with induction
radio waves and molecule friction.
Wireless network systems are created through routers that communicate
with your computing devices through signals on the
radio waves.
Are being abroad
with the short -
wave radio and the World Service
with test match special or the second half commentary just the outward trappings, as you suggest.
A few days later, at the height of the heat
wave, I was cooling off after work
with radio chums Ward Todd, Bill Skilling and Joe Schuler at the Hoffman House.
In an interview
with Rhode Island Public
Radio about Raimondo's plan last week, Democratic National Committee chairman Tom Perez called free tuition «the
wave of the present and the
wave of the future.»
Like a burst transmission of
radio waves his entreaties shot out en masse,
with Dietl pulsing
with energy as he quickly accelerated to top take - de Blasio - out speed.
Inspired by his own bout of leukemia to try to find a better cancer treatment, retired broadcasting station owner Kanzius guessed that as an alternative to chemotherapy, he could inject tumors
with metal ions, then use
radio waves to heat the metal and destroy cancerous cells.
Radio astronomers have used a similar approach for many years, with great success, but light waves are more than a million times smaller than radio waves, meaning optical interferometry requires a million times greater accu
Radio astronomers have used a similar approach for many years,
with great success, but light
waves are more than a million times smaller than
radio waves, meaning optical interferometry requires a million times greater accu
radio waves, meaning optical interferometry requires a million times greater accuracy.
TWISTS AND TURNS The twisted
waves from a distant fast
radio burst suggest the burst originates from a neighborhood
with a strong magnetic field.
Ulysses observed
radio transmissions from Jupiter
with its combined
radio wave and plasma
wave instrument.
«We're trying to do it
with radio waves here, though others have done it
with lasers.»
MESSENGER's maps of polar craters match up nicely
with earlier imagery of the poles, taken by Earth - based radars, which showed anomalously bright features — patches that reflected
radio waves much better than the surrounding terrain, just as ice does.
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.
ZAPPING the inside of an artery
with radio waves can reduce high blood pressure even in people for whom drugs don't work.
«The era of gravitational
wave astronomy is upon us,» says astronomer Scott Ransom of the National
Radio Astronomy Observatory in Charlottesville, Va., who is not involved
with LIGO.
If A affects B without being right next to it, then the effect in question must be indirect — the effect in question must be something that gets transmitted by means of a chain of events in which each event brings about the next one directly, in a manner that smoothly spans the distance from A to B. Every time we think we can come up
with an exception to this intuition — say, flipping a switch that turns on city street lights (but then we realize that this happens through wires) or listening to a BBC
radio broadcast (but then we realize that
radio waves propagate through the air)-- it turns out that we have not, in fact, thought of an exception.
Radar satellites come equipped
with an antenna that sends
radio waves to Earth; after hitting the planet's surface, the signal is reflected and scattered back toward a detector that generates an image without the need for visible light.
From Earth, they appear to pulsate because the beams of
radio waves they emit from their poles sweep past the Earth
with every revolution.
Those observations, published today in Nature, reveal that the location of the bursts coincides
with a faint, remote galaxy that also hosts a faint, persistent source of
radio waves.
Some,
with much longer wavelengths than we can see, would transform the world:
radio waves.
Instead of searching for the light from individual galaxies
with an optical telescope, the team stalked a different quarry, red - shifted
radio waves emitted by hydrogen atoms floating in huge clouds within the galaxies.
Three perytons in January coincided
with independently detected blasts of 2.4 gigahertz
radio waves — the same frequency
To detect micromestastases, Lu and his team used MRI imaging — which uses a magnetic field and
radio waves to produce images — and combined it
with a special chemical contrast solution.
The challenge
with miniaturization: Also achieving a broader dynamic range of detection, for small signals, such as sound, vibration, and
radio waves.
Her team studied infrared and
radio wave emissions from disks in several star - forming clusters
with well - known ages.
In spite of the recent detection of gravitational
waves from binary black holes by LIGO, direct evidence using electromagnetic
waves remains elusive and astronomers are searching for it
with radio telescopes.
The satellites» observations combined
with radio -
wave data provided the information that Østgaard and his team used to reconstruct this ethereal electrical event, which lasted 300 milliseconds.
Staring at a small patch of sky for more than 50 hours
with the ultra-sensitive Karl G. Jansky Very Large Array (VLA), astronomers have for the first time identified discrete sources that account for nearly all the
radio waves coming from distant galaxies.
Three images, left to right, of the same thundercloud depict a less - than -10-milliseconds-long sequence of events: (left) formation within the cloud of a small channel, or «leader,» of electrical conductivity (yellow line)
with weak emission of
radio signals (ripples), to (middle) a burst of both dark lightning (pink) and
radio waves (larger ripples), to (right) a discharge of bright lightning and more
radio waves.
As passengers stand still
with their hands up, two rotating antennas send out
radio waves.
Of course, outside Germany some world - shattering things were going on as well: in Paris, Braque's and Picasso's cubist paintings and Stravinsky's The Rite of Spring, which brought on a riot at its premiere; in Bologna, Marconi's experiments
with radio waves; at Kitty Hawk, the Wright brothers» first flight.
Gullberg and her colleagues believe that the explanation lies
with powerful jets of
radio waves that are ejected from a supermassive black hole at the centre of the Spiderweb Galaxy.
ITER, which will be finished in 2019 or 2020, will attempt fusion by containing a plasma
with enormous magnetic fields and heating it
with particle beams and
radio waves.
This week, meteors» hiss may come from
radio waves, pigeons that build on the wings of those that came before, and a potential answer to the century - old mystery of what turned two lions into people eaters
with Online News Editor David Grimm.
The report, «Advancing Astronomy in the Coming Decade: Opportunities and Challenges,» has been controversial: both the NSF's National
Radio Astronomy Observatory and the NANOGrav Collaboration (which uses GBT as one of its telescopes to observe pulsars to detect gravitational
waves) issued responses, and a public comment forum filled
with debate over the telescope's future.