Sentences with phrase «radio emissions»

Direct radio emissions can disturb operation of radars and other devices operating at these frequencies.

Mears and others said that the satellite measurements should not be taken seriously because they only infer the temperature from measurements of radio emissions by Oxygen molecules - AND - that these final numbers never match actual temperature measurements made over land and water (ground stations as well as radiosonde).

Matamoros, C., Klein, K., & Trottet, G. (2017) Microwave radio emissions as a proxy for coronal mass ejection speed in arrival predictions of interplanetary coronal mass ejections at 1 AU.

DOI: 10.1051 / swsc / 2016038 Microwave radio emissions as a proxy for coronal mass ejection speed in arrival predictions of interplanetary coronal mass ejections at 1 AU

Instead, it hit a 50 - year low in solar wind pressure, a 55 - year low in radio emissions, and a 100 - year low in sunspot activity.

A major problem with the idea of making VR32 wearable, according to Makino, was that Nintendo engineers were concerned about placing a chip with high radio emissions near a user's head, since the safety of EMF radiation on the brain had yet to be thoroughly studied.

Found to be the closest «radio - loud» galaxy to the Solar System (José Luis Sérsic, 1960), its radio emissions comes from two giant lobes that extend over a million light - years (ly), roughly at right angles to the galaxy's dark dust band.

The X-ray observations disfavor simple top - hat jets and support the scenario where both the X-ray and radio emissions are the afterglow of an outflow or structured jet.

In 1962, radio astronomers looked at radio emissions from Mercury and determined that the dark side was too warm to be tidally locked.

Kasliwal's colleague, theorist Ehud Nakar of Tel Aviv University, pointed out that the absence of X-ray and radio emissions fit a model in which the ejected material from the merged neutron stars produced a blast wave that interacts with the interstellar medium but with a time lag.

If the model was right, he said, X-rays and radio emissions were days away.

Ask an astronomer what the top 10 unsolved mysteries in the universe are, and Fast Radio Bursts (FRBs)-- intense bursts of radio emissions lasting mere milliseconds — would definitely figure on the list.

The GBT is uniquely designed to detect extremely faint radio emissions from the distant universe.

ALMA's unprecedented sensitivity enables us to detect weak radio emissions which are undetectable by other telescopes.

That was surprising, since aside from their polarity, the properties of a pair of magnetic poles should be exactly the same, leading to identical radio emissions, says Hankins.

A system of antennas similar to those that astrophysicists use to study radio emissions from stars and galaxies will help shed light on fusion experiments at the U.S. Department of Energy's Princeton Plasma Physics Laboratory (PPPL).

NASA's Voyager spacecraft «listened» to the radio emissions from Jupiter to capture bursts and whistles.

Many new initiatives presented in this report may never reach their full potential unless skies are dark, space trash is kept under control, and unwanted radio emissions are kept in check.

Open PhD project: Probing electron acceleration by fast magnetic reconnection using coherent stellar radio emissions

Some, however, use a network of antennas to collect radio emissions (energy from a different portion of the electromagnetic spectrum).

Wilner used the National Science Foundation's Very Large Array to measure radio emissions from TW Hydrae.

The most fascinating feature of this galaxy is its jet, which is visible in optical light as well as x-rays and radio emissions.

Rather than using radar equipment to detect astronomical objects, Lovell soon realised that collecting radio emissions from celestial objects offered far more potential for astronomical research.

The team of researchers used measurements of radio emissions, taken by the Atacama Large Millimeter Array (ALMA) in the desert of northern Chile, starting in 2015, to detect and map signs of cold gas in the Phoenix cluster.

The Glasgow CALLISTO spectrometer detects radio emissions from the Sun between 45 - 80 MHz from 07:15 UT until 15:00 UT on a daily basis.

The first is the FIELDS experiment which will examine the different fields in the corona, including the Sun's magnetic field, electric fields, waves, plasma density, electron temperature, density fluctuations and radio emissions.

Unimaginably powerful sources of radio emissions, brighter than entire galaxies, quasars were initially viewed as mysterious objects found billions of light - years from us but unknown in our own galactic neighborhood.

Together, the telescopes create a virtual dish 9000 kilometers wide that can detect the faintest radio emissions from distant galaxies.

At a cosmology workshop held here on 20 March, scientists unveiled Tianlai, or «Sound of Heaven,» a project to listen to radio emissions from deep space that may reveal the nature of dark energy.

«Radio emissions from the regions in which clusters collide were first detected almost 20 years ago, but no one was able to explain how electrons could be accelerated to the point where they emitted radiation in this frequency band.

Quasars turn out to be prodigious broadcasters of radio emissions, issuing faint whispers of smooth jazz and shadow traffic from across the inky vastness of Space.

Astronomers also discovered weak, long - lasting radio emissions coming from within 130 light - years of FRB 121102, suggesting the two are related — though we don't know how, if at all.

It may have begun as the hobby of a Swiss lab technician but, ten years on, the e-CALLISTO network of spectrometers now encircles the globe, recording solar radio emissions around the clock.

The nearly 100 percent polarization of the radio bursts is unusual, and has only been seen in radio emissions from the extreme magnetic environments around massive black holes, such as those at the centers of galaxies.

For years, scientists have been puzzled by the pulsing intensity of radio emissions from the ringed planet.

Breakthrough Listen allotted tens of hours of observational time on the Green Bank Telescope to recording radio emissions from FRB 121102, and last August 26 detected 15 bursts over a relatively short period of five hours.

This has enabled astronomers to trace the radio emissions to a very small region at the heart of the quasars, and helped to solve a 50 - year - old puzzle about their source.

The need of the authorities to control radio emissions has meant the development of specific regulation on exposure to electromagnetic fields.

Many planetary scientists use magnetic - field radio emissions as a way to calculate the rotation period, because those emissions are assumed to originate from deep within the planet's interior, where the rotation period is more constant.

«The processes near a black hole that kick out radio emissions are basically unknown,» says Edward Fomalont, an astronomer at the National Radio Astronomy Observatory in Virginia.

In the next few years, the array will also scan for artificial radio emissions as part of the search for extraterrestrial intelligence (SETI) at lower, neglected frequencies than past SETI missions.

Instead, radar has been used by spacecraft to penetrate the clouds and map out the surface — both by reflecting radar off the surface to measure elevation and by looking at the radio emissions of the hot surface.

«In the previous studies, astronomers have estimated the size based on radio emissions assuming hypothetical spherical dust particles,» explains Kataoka.

So far, Doeleman and company have only been able to establish that radio emissions near a black hole originate from a specific region whose size they can determine.

NEW DELHI — In a report that departs from the scientific mainstream, an Indian government panel is warning that radio emissions from cell phones may pose a hazard to public health.

That cross-correlation confirms that the radio emissions do in fact trace the large - scale structure of the universe, Chang says.

Uranus» magnetosphere wasn't discovered until 1986, when data from Voyager 2's flyby revealed weak, variable radio emissions and confirmed when Voyager 2 measured the magnetic field directly.

And just as we can regard radio emissions as waves and not as photons because of their long wavelength, the gravitational waves that we detected were of sufficiently long wavelength that we could indeed regard them as waves.

«We've believed from studies here at Earth that there should be a good correlation between these kilometric radio emissions from the auroras and the auroras themselves,» Kurth says.

The Search for Extraterrestrial Radio Emissions from Nearby Developed Intelligent Populations (SERENDIP) has scanned billions of radio sources in the Milky Way by piggybacking receivers on antennas in use by observational astronomers, including Arecibo.