Not exact matches
But when the sun ejects major blasts of
particles in flares and solar storms, these belts overflow and send electrons streaming toward Earth along the looping lines of the
magnetic field,
which intersect the planet near the north and south poles.
Equally daunting, the satellite orbits deep within Jupiter's awesome
magnetic field,
which traps and holds an enormous supply of lethally charged
particles.
The sun spews energetic
particles that can pry life - sustaining molecules from our atmosphere, but Earth's
magnetic shield,
which originates from the planet's hot core of churning, liquid iron, shoos those
particles away.
SOLE POLE Scientists are searching for hypothetical
particles called
magnetic monopoles,
which have a single north or south
magnetic pole.
Mitragotri reckons that the
particles could provide a way to get drugs into the body at a more constant concentration, or substances such as iron oxide nanoparticles,
which increase contrast in
magnetic resonance imaging.
Understanding the two phenomena,
which are both produced by interactions between charged
particles and the planet's
magnetic field, may help to explain the variations in the timing of the radio pulses and to shed light on Saturn's geomagnetic workings.
Around spinning black holes, however, frame dragging could be hugely important: By whipping
magnetic field lines through the electrically charged gas around the holes, it could convert them into electromagnetic generators,
which would explain how they spew jets of energetic
particles millions of light - years into space.
The Van Allen Probes measure
particle, electric and
magnetic fields, or basically everything in the radiation belt environment, including the electrons,
which descend following Earth's
magnetic field lines that converge at the poles.
These energetic
particles have to enter into what we call the heliosphere,
which is the large volume of space that is dominated by our sun, through the solar wind,
which is a plasma of electrons, atomic nuclei, and associated
magnetic fields that are streaming nonstop from the sun.
The problem is solved by using
magnetic fields,
which confine and thermally insulate the charged
particles in the fuel, keeping them away from material surfaces.
Over the past decade, physicists have developed much more detailed maps of the
magnetic field within the galaxy,
which can deflect charged
particles such as protons and nuclei.
Thomson and his colleagues claim that solar vibrations are transmitted to the Sun's
magnetic field lines
which in turn communicate them to the
particles in the solar wind.
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.
A squall of subatomic
particles, including electrons and protons, raced out at 5 million miles per hour and slammed into our
magnetic field,
which deflected most of the blow.
To test the
particles, the researchers implanted mice with a tumorlike gel saturated with nanoparticles and placed those mice into the wells of cup - shaped electrical coils,
which activated the nanoparticles via
magnetic pulses.
Magnetic reconnection, in addition to pushing around clouds of plasma, converts some magnetic energy into heat, which has an effect on just how much energy is left over to move the particles throug
Magnetic reconnection, in addition to pushing around clouds of plasma, converts some
magnetic energy into heat, which has an effect on just how much energy is left over to move the particles throug
magnetic energy into heat,
which has an effect on just how much energy is left over to move the
particles through space.
The future of data storage is likely to be found in nanometer scale, stable
magnetic whirls called skyrmions,
which behave like
particles in
magnetic thin films.
Particles, including electrons, in the solar outburst can penetrate the ionosphere, following Earth's
magnetic field lines,
which converge at the poles.
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.
It is probable that strong
magnetic fields,
which accelerate the
particles at right angles to the disk and into the jets, occur here as well.
The core of the device uses cusp confinement, a sort of
magnetic trap in
which particles that try to escape are pushed back by rounded, pillowlike
magnetic fields.
Since the solar wind is electrically charged, it carries a
magnetic field,
which wards off much of the interstellar medium, including cosmic rays, the charged
particles that streak across space at great speeds.
Neutrinos will interact with the iron —
which will be layered in sheets — and spew out charged
particles, whose paths will be bent by the iron's
magnetic field.
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.
One of the major goals of the ongoing space shuttle mission — Endeavour's final visit to the International Space Station — was to bestow a 7.8 - ton parting gift: an automated
particle detector called the Alpha
Magnetic Spectrometer (AMS - 02, or, more colloquially, AMS),
which was attached to the station yesterday.
That confirmed it was definitely coming from the crust, and was not the result of the core's
magnetic field interacting with charged
particles from the sun,
which would have produced a consistent signal at higher altitudes.
The ring is part of an experiment called Muon g - 2,
which hopes to precisely measure the
magnetic moment of an elementary
particle called the muon in hopes of detecting long - sought - after hints of new physics.
They hope to firm up tantalizing hints from an earlier incarnation of the experiment,
which suggested that the
particle is ever so slightly more
magnetic than predicted by the prevailing standard model of
particle physics.
Surrounding the sun is a vast atmosphere of solar
particles, through
which magnetic fields swarm, solar flares erupt, and gigantic columns of material rise, fall and jostle each other around.
Turbulence behavior in high - temperature plasma confined in the
magnetic field is described mathematically through a dynamical equation in five - dimensional space (the three coordinates of space to
which two components of
particle velocity are added).
The most popular explanation of how jets form is that the fast - spinning accretion disk,
which contains charged
particles, will produce a powerful
magnetic field that is in contact with the black hole.
Cell - damaging, high - energy
particles from interstellar space,
which reach the surface because Mars lacks a strong
magnetic field
Aharonov, now at Chapman with Tollaksen, was renowned for having codiscovered a bizarre quantum mechanical effect in
which particles can be affected by electric and
magnetic fields, even in regions where those fields should have no reach.
The Magnetospheric Multiscale Mission, or MMS, is one such looking glass through
which scientists can observe the invisible
magnetic forces and pirouetting
particles that can impact our technology on Earth.
There it mixes with a solution containing both
magnetic particles and much smaller silver nanoparticles, both of
which are coated with antibodies specific to a particular biomarker, such as testosterone.
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.
This aurora is driven by Jupiter's intense
magnetic field,
which causes
particles to reach such high speeds that they can split the water molecules in the plume when they hit them, resulting in oxygen and hydrogen ions
which leave their telltale imprint in the colours of the aurora.
This period covers three of the Sun's 11 - year activity cycles,
which see fluctuations in the rate at
which energetic
particles are created by the interaction between the Sun's
magnetic field and its hot, highly charged outer layers.
The exchange interaction refers to the
magnetic interaction between electrons within an atom,
which is determined by the orientation of each electron's
magnetic «spin» — a quantum mechanical property to describe the intrinsic angular momentum carried by elementary
particles, with only two options, either «up» or «down».
This enormous reservoir of charged
particles plays a still - unexplained role as middleman in the interaction of Earth and sun
which is reflected in
magnetic storms, in the airglow and in the beautiful displays of the aurora.
After ruling out all other possibilities, they figured out that the dip was from a phenomenon called cyclotron resonance scattering,
which occurs when charged
particles — either positively charged protons or negatively charged electrons — circle around in a
magnetic field.
Future work for Kim's lab —
which has recently been relocated to Southern Methodist University in Dallas, Texas — will include replacing the
magnetic debris with nanoparticles for a systematic investigation of
particle size, ultimately testing the range of applications of the robots.
These explosions throw out fast - moving
magnetic fields
which reflect charged
particles.
Earth is shielded by a
magnetic field that deflects most of the harmful
particles,
which would otherwise strip away the molecules in its atmosphere.
This mass of plasma travels at millions of miles per hour and, upon colliding with a planet's
magnetic field, can trigger a geomagnetic storm, during
which particles trapped in a planet's atmosphere are released.
There are two main theoretical models, one based on small magnetite
particles that may reorient in an external
magnetic field and the other based on the idea that upon photo excitation a certain type of molecules in the eye of a bird support a radical pair formed by two electrons
which evolve under the joint action of the Zeeman interaction with the external
magnetic field and the hyperfine interaction with the supporting molecule.
Much of what happens in those situations is related to
magnetic reconnection,
which can accelerate
particles to high energy and is the force driving solar flares towards earth.
As The Atlantic correctly pointed out, Earth already has its own, natural protective bubble — the magnetosphere, a region of space that surround the planet in
which its
magnetic field controls the charged
particles found nearby.
Researchers at Argonne created tiny swirling vortices out of
magnetic particles, providing insight into the behavior that governs such systems —
which opens up new opportunities for materials and devices with new properties.
This sheet has a much higher density of charged
particles than the lobes and a
magnetic field
which, while weaker, varies hugely in amplitude.