Sentences with phrase «magnetic particles as»

Figure 2: MagCloudz cell separation (top) uses magnetic particles as a carrier for the QuickGel technology.

Not exact matches

In addition, because part of the inertia of a particle is due to the electromagnetic field around it, as you speed up such a particle the electric field produces a magnetic field, the changing magnetic field produces a back EMF, and this whole reaction of the field produces a resistance to acceleration.

Solar wind creates a huge magnetic bubble, known as the heliosphere, that protects Earth and the other planets from energetic subatomic particles that constantly zip around in deep space.

They become caught in powerful magnetic fields and are channeled into the upper atmosphere, where their interactions with gas particles, such as oxygen or nitrogen, set off spectacular bursts of light.

This freely moving particle, predicted by many grand theories of the universe, is thought to carry a single quantum of magnetic «charge», rather as an electron carries a single unit of electric charge.

The next step will be to examine how magnetic microrollers behave under flow conditions with auxiliary particles, such as red and white blood cells, and whether it is possible to persuade the magnetic particles to move against the flow as well.

Earth's magnetic field bent these particles about 180 degree, from the day - side to the night - side of the Earth where it was detected as a burst by the GRAPES - 3 muon telescope around mid-night on 22 June 2015.

«As the gas collides with the lunar surface, the cometary magnetic field becomes amplified and recorded in the small particles when they cool.»

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.

As matter falls into it and increases its spin, it stores energy; it releases energy again and slows down a bit as the magnetic field lines accelerate charged particleAs matter falls into it and increases its spin, it stores energy; it releases energy again and slows down a bit as the magnetic field lines accelerate charged particleas the magnetic field lines accelerate charged particles.

Much as the sun's solar wind blows out the tails of comets, the vanishingly thin stuff between the stars blows the charged particles and magnetic fields of the solar wind back into a tail.

The effect is much the same as when the sun's «wind» of charged particles and magnetic fields blows a comet's gas and dust into a tail.

Launched in 1997, Cassini has been exploring the Saturn system for more than nine years with a suite of instruments that also includes visible - light cameras, ultraviolet and infrared spectrometers, as well as magnetic field and charged particle sensors.

But how they come together is of interest as the particles first gather into a disorganized aggregated cluster and then into a crystal - like regimen as the magnetic field becomes stronger.

As charged particles stream in from the sun, explains Jim Spann, a physicist at nasa's Marshall Space Flight Center in Huntsville, Alabama, Earth's magnetic field deflects them into a long tail that trails behind the planet.

Well, the magnetic field deflects particle storms and cosmic rays from the sun, as well as even more energetic subatomic particles from deep space.

«I have been presenting this as a miniaturized version of a fidget spinner where we use the magnetic field to generate an isotropic interaction around the particles,» Biswal said.

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.

As it flew by Mercury, it ran smack into a wave of charged particles from the solar wind that had apparently been deflected by a powerful magnetic field.

The radiation belts are two donut - shaped regions of highly energetic particles trapped in the Earth's magnetic field — the inner, located just above our atmosphere and extending 4,000 miles into space; and the outer, from 8,000 to 26,000 miles out — and are named for their discoverer (as are the probes), the late James A. Van Allen of the University of Iowa.

Earth's dual radiation belts, known as the Van Allen belts, are layers of energetic particles held in place by the planet's magnetic field.

These simulations get more demanding and expensive as the temperature of the fluid increases: An evaporated fluid has to be treated as a compressible gas, and, heated further, the gas becomes ionized, becoming a «plasma» of positively and negatively charged particles that interact collectively via electric and magnetic fields.

Inertial confinement fusion (ICF) seeks to create those conditions by taking a tiny capsule of fusion fuel (typically a mixture of the hydrogen isotopes deuterium and tritium) and crushing it at high speed using some form of «driver,» such as lasers, particle beams, or magnetic pulses.

In succession, the Ulysses probe, near Jupiter, and Cassini, then approaching Saturn, picked up emissions as the still - potent stream of particles rammed into those planets» magnetic fields.

As these monsters feast on clouds of gas, their intense magnetic fields could thrust jets of high - energy particles out into space at virtually the speed of light.

Even if the existence of magnetic monopoles as elementary particles remains a fundamental open question, condensed - matter physicists have managed to reproduce artificial versions of these exotic particles in rare - earth oxide crystals called «spin ices.»

«Closer to Earth we can observe charged particles from the sun, but analyzing them can be a challenge as their journey is affected by magnetic fields.»

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.

Spacecraft in low - Earth orbit, such as the shuttle and the International Space Station, are protected from these particles by the Earth's magnetic field, but astronauts travelling farther afield would not benefit from this protection.

Jets are narrow streams of gas that emergefrom the cores of some galaxies, travel at more than 99 percent thespeed of light, and penetrate as much as several million light - yearsinto intergalactic space before fanning out into broad, luminous lobes.How might a black - hole whirlpool generate such a pair of waterspouts?Swirling bundles of magnetic field lines, flinging particles outwardfrom the poles of the hole, provide a natural explanation.

Within the condensate, the spins produced something analogous to a magnetic field: The condensate behaved as if it were a charged particle being pushed around by a magnetic field when in reality no such magnetic field existed.

The blackhole acts like a flywheel: As matter falls into it and increases itsspin, it stores energy; it releases energy again and slows down a bitas the magnetic field lines accelerate charged particles.

Though astronauts could be exposed to higher radiation levels, there is no increased danger on Earth, as the planet's magnetic field deflects these particles.

The resulting interaction converted magnetic energy into kinetic energy and sent charged particles such as cosmic rays raining down on Earth's magnetosphere, the region around Earth where its own magnetic field is stronger than other magnetic fields in space.

This suggests that, as predicted, the neutron star's ultraintense magnetic field is distorting empty space through a quantum mechanical effect involving ghostly «virtual» particles lurking in the vacuum — the sort of thing usually seen only on the atomic scale.

It will measure magnetic fields and plasma particles as part of a study of the composition of the Martian atmosphere.

The largest of these eruptions cause what is known as space weather — the radiation, energetic particles and magnetic field releases from the Sun powerful enough to cause severe effects in Earth's near environment, such as the disruption of communications, power lines and navigations systems.

Sometimes, such as during an event called magnetic reconnection where the lines explosively collide, the particles are shot off their trajectories, as if they were fired from a cannon.

«Magnetic fields have emerged as a way to be able to drive particles to do some interesting things,» she said.

In theory, superparamagnetic particles could be ideal for drug delivery, as they can be directed to a tumor simply by using a magnetic field.

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.

When subjected to a magnetic field, the materials containing the particle act as insulators for current applied in some directions and as conductors for current applied in other directions.

After accounting for the deflection of the cosmic rays by the Milky Way's magnetic field, the team found that the particles are travelling about 326 million light years from a region of extragalactic space containing several potential sources, such as active galactic nuclei and starburst galaxies.

As was the case with the Pioneer Venus data, he says, these signals might instead be generated by processes involving the charged particles and magnetic fields draped around the planet.

The Alpha Magnetic Spectrometer has already cataloged more than 60 billion protons, electrons and other spaceborne subatomic particles, known as cosmic rays, as they zip by.

As the charged particles orbit the black hole, they generate a magnetic field perpendicular to their motion — and to the plane of the galaxy.

The magnetite particles are thought to act like microscopic compass needles, relaying information to the nervous system by straining or twisting receptors in cells as they attempt to align with the Earth's magnetic field.

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.

«The forerunner to the phenomenon is a violent eruption on the Sun's surface — also known as coronal mass ejections or CME, where bubbles of hot plasma and gas in the form of particles, electrons, and a magnetic field are hurled in the direction of the Earth,» says Per Høeg.