In the storage ring, the electrons are deflected from their trajectory
by strong magnetic fields to produce the extremely bright photons know as synchrotron light.
Arc - like solar prominences like these form when hot gaseous matter erupts from the sun, then is drawn back to the solar surface
by strong magnetic fields.
The breakthrough is in magnetic confinement fusion, in which hydrogen is heated until it is a plasma 10 times hotter than the centre of the sun, and held in place
by strong magnetic fields until fusion reactions occur.
The gamma rays could be generated when charged particles are accelerated
by strong magnetic fields around the stellar remnant.
The Axion Dark Matter eXperiment, started at Lawrence Livermore National Laboratory before moving to the University of Washington, seeks the subtle signatures — just a trillionth of a trillionth of a watt — left by axions as they're snagged
by a strong magnetic field.
Thus, the atmosphere could have eroded too soon, even if the exoplanet was protected
by a strong magnetic field like the magnetosphere surrounding Earth, Dong said.
According to the most prevalent theory, the black hole and the gas disk are surrounded
by a strong magnetic field in which particles such as electrons are accelerated to almost the speed of light.
Earth is protected from a similar fate only
by its strong magnetic field, which guides the solar wind around the planet.
Not exact matches
Scientists don't fully understand what's driving Jupiter's
strongest auroras, but data gathered
by the orbiting Juno spacecraft hint that the electrons generating Jupiter's polar glows may be accelerated
by turbulent waves in the planet's
magnetic field — a process somewhat akin to surfers being driven shoreward ahead of breaking ocean waves, the researchers report today in Nature.
For this theory to work, the beams released
by black holes would have to have
strong, self - generated
magnetic fields and the rotation of particles around the
fields would then give off powerful bursts of gamma ray radiation.
Particulate matter in Earth's atmosphere is largely spared from the solar winds
by our planet's
strong magnetic field, something Venus lacks.
The movement of iron, which can carry a charge, generates a
strong magnetic field that can protect a planet's atmosphere from being ravaged
by solar wind (SN Online: 8/18/17).
That polarization is evidence of «vacuum birefringence,» a quantum effect first predicted 80 years ago caused
by light interacting with the vacuum of space in a
strong magnetic field.
She was even more surprised
by new measurements of Jupiter's
magnetic field, which is the
strongest in the solar system.
Eatough's team realised that the
strong bursts of radio waves emitted
by the pulsar would be rotated
by the black hole's
magnetic field, and so could be used to measure the strength of the
field.
The jets could be the result of a
magnetic field produced
by charged ions swirling around in the gas but it wasn't clear whether the
field was
strong enough.
After the Sun, Jupiter has
by far the
strongest and biggest
magnetic field in our solar system — it stretches about 12 million miles from east to west, almost 15 times the width of the Sun.
But in crystals of an iron - molybdenum oxide, a team led
by Kei - Ichiro Kobayashi at the Joint Research Center for Atom Technology in Tsukuba, Japan, saw a 10 % drop in resistance when they placed the material in a
strong magnetic field, considerably more than the one seen in comparable materials.
Until now, they believed the ions came from Jupiter's magnetosphere, the region in which the planet's
magnetic field is
strong enough to deflect the «solar wind,» a stream of particles emitted
by the sun.
But a
strong external
magnetic field can reduce that resistance
by bringing the
magnetic moments into alignment.
However, when bismuth ferrite is placed in a
strong magnetic field (greater than a certain critical value), the structure is destroyed and this is accompanied
by the emergence of a linear ME effect (when polarization is linearly proportional to the applied
field).
Kensuke Kobayashi (Professor, Graduate School of Science, Osaka University) and Sadashige Matsuo (Assistant Professor, Graduate School of Engineering, The University of Tokyo), in cooperation with research groups led
by Teruo Ono (Professor, Institute for Chemical Research, Kyoto University) and Kazuhito Tsukagoshi (Research Fellow, International Center for Materials Nanoarchitectonics, National Institute for Materials Science), produced graphene samples capable of forming p - n junctions
by combining gate electrodes and performed precise measurements of current - fluctuation («shot noise») in the graphene p - n junction in the QH regime in the
strong magnetic fields and at low temperatures.
NMR works
by placing the sample of the protein to be studied inside a device with a
strong magnetic field, and observing how they respond to different radio frequencies.
In the process, a
strong magnetic field is applied to food to magnetize the metal fragments inside, and subsequently, these metals, if they are contained in the food, can be detected
by sensing their
magnetic fields using SQUID sensors.
As they report online today in Nature Communications, superflares do seem to be produced
by the same process, but they usually occur in stars with much
stronger magnetic fields than the sun's.
The team extended the life of the spins 50 times
by applying a
strong magnetic field, some 25 times the strength of those used in previous experiments, to align the spins, along with lowering the temperature.
These defects «pin» in place, or trap, the microscopic
magnetic vortices that form when the superconductor is placed in a
strong magnetic field, such as those generated
by magnets in
magnetic resonance imaging (MRI) machines.
The observations
by the Breakthrough Listen team at UC Berkeley using the Robert C. Byrd Green Bank Telescope in West Virginia show that the fast radio bursts from this object, called FRB 121102, are nearly 100 percent linearly polarized, an indication that the source of the bursts is embedded in
strong magnetic fields like those around a massive black hole.
The astronomers suggest that the orderly behaviour of the planetary nebulae could have been caused
by the presence of
strong magnetic fields as the bulge formed.
These proposed devices, like their predecessors, aim to cancel gravity
by wrapping an object in superconducting coils to generate a
magnetic field so
strong that it warps space.
The gauntlet Juno ran at Jupiter held many chances for catastrophe: The spacecraft might have been knocked out
by intense
magnetic fields (at that distance, 20 times
stronger than Earth's), ionizing radiation (a total dose of 265 rads — more than enough to kill a human being), dust particles from Jupiter's rings (from which the main engine was completely unshielded) or loss of power if the solar arrays were unable to reorient to the sun.
He suggests that the acceleration of particles in the solar wind — essentially a surface phenomenon — is determined
by the
strong «dynamo»
magnetic field generated deep down in the Sun.
In the single - atom qubit used
by Morello's team, and which Tosi's new design applies, a silicon chip is covered with a layer of insulating silicon oxide, on top of which rests a pattern of metallic electrodes that operate at temperatures near absolute zero and in the presence of a very
strong magnetic field.
It has a mass of 1.5 the mass of the Sun concentrated in about 10 kilometers diameter object, rotates 30 times per second, and is surrounded
by a region of intense
magnetic field ten thousand billion times
stronger than that of the Sun.
The smaller star is the source of the
magnetic field, and even though that
field is about 1000 times
stronger than the sun's, imaging it still required two arrays of radiotelescopes, plus two extra dishes, to detect the signals generated
by magnetic fields.
Now the full effect has been observed, and it persists even when experimenters jiggle the strength of
magnetic or electric
fields — a robustness that provides even
stronger evidence that the experiment has captured a Majorana, as predicted in careful theoretical simulations
by Liu.
Surprising sight seen
by airplane pilots and passengers on «red eye» flight Last night, April 19 - 20, a shock wave in the solar wind hit Earth's
magnetic field, sparking a moderately
strong G2 - class geomagnetic storm and rare «electric blue» auroras seen from airplanes in flight over Canada.
This could come from electric flow in a salty ocean generated
by Jupiter's
strong magnetic field passing through it.
The peroxide is created
by the intense radiation processing of Europa's surface ice that comes from the moon's location within Jupiter's
strong magnetic field.
The lab used the light to probe the shift in an ultra-high quality, two - dimensional electron gas supplied
by Purdue University physicist Michael Manfra and set in a gallium arsenide quantum well (to contain the particles) under the influence of a
strong magnetic field and low temperature.
Possible explanations for the repeating bursts range from outbursts from rotating neutron stars with extremely
strong magnetic fields, to speculation that they are directed energy sources used
by extraterrestrial civilizations to power spacecraft.
Despite the
strong winds flowing from these stars, the filaments remain in place, bound
by the
magnetic field within them.
C. Carreau, ASPERA - 4 & MAG teams, Venus Express, ESA Annotated image illustrating loss of hydrogen through plasma wake Venus may have lost oceans of water due to a runaway greenhouse effect which evaporated water into the upper atmosphere, where ultraviolet light dissociated water into ionized atomic hydrogen and oxygen (some later incorporated into carbon dioxide) that were blown away
by the Solar wind due to the lack of a
strong magnetic field like the Earth's (more).
Sunspots are produced
by strong magnetism, in this case measured to be at least 7,000 times
stronger than Earth's
magnetic field.
They found it
by observing a long - sought, short - lived afterglow of subatomic particles ejected from a magnetar — a neutron star with a
magnetic field billions of times
stronger than any on Earth and 100 times
stronger than any other previously known in the Universe.
May 17 to 19, the campus will host «Big Mag @ UCSB,» a workshop intended to identify the transformational science that would be enabled
by coupling a 32 Tesla superconducting magnet — about 1 million times
stronger than the Earth's
magnetic field — to UCSB's terahertz free - electron laser (FEL), the only facility of its kind in the U.S..
NOAA's Space Weather Prediction Service, based in part on these observations, predicts
strong disturbances to Earth's
magnetic field on January 9 and 10 as energetic material from the flare passes
by the Earth.
Mars, too, once had a
strong magnetic field, produced
by a dynamo effect from its interior heat.
Loops of plasma are held in place
by the sun's
strong magnetic fields, concentrated in active regions that are visible to the naked eye as sunspots.
Indeed, sometime after the tenuous gas of the Solar nebula began collapsing into the proto - Sun within its host molecular cloud, a
strong magnetic field developed that was instrumental in transporting rotational energy away from its core region in bi-polar jets of gas so that centrifugal forces created
by the nebula's collapse did not grow so much as to halt continuing gravitational contraction.