Not exact matches
In contrast to Ong's product - based approach, Roosegaarde's work has mainly taken the form of large - scale installations, among them a fluorescent bike path that glows like Van Gogh's night skies, giant kites that can supply up to 200 households with green energy, and «the world's largest vacuum cleaner» to suck up air pollution in public space
In contrast to Ong's product - based approach, Roosegaarde's work has mainly taken the form of large - scale installations, among them a fluorescent bike path that glows like Van Gogh's night skies, giant kites that can supply up to 200 households with green
energy, and «the world's largest
vacuum cleaner» to suck up air pollution
in public space
in public spaces.
In principle, one could also create other particles from
vacuum, such as electrons or protons, but that would require a lot more
energy.»
In the olden days of our own infancy, our parents may have run a vacuum or put us on the dryer, but living in energy - conscious Berkeley, you can't do that stuff all night lon
In the olden days of our own infancy, our parents may have run a
vacuum or put us on the dryer, but living
in energy - conscious Berkeley, you can't do that stuff all night lon
in energy - conscious Berkeley, you can't do that stuff all night long.
They're called virtual particles, and the
energy associated with the background hum of their constant appearance and disappearance became the way
in which we understand the source of repulsive
vacuum energy.
It turns out that most of the stuff
in the universe is
in the form of some
energy in the
vacuum that has an odd repulsive property.
But only
in the last 10 years has the
vacuum taken center stage as a font of confounding mysteries like the nature of dark
energy and matter; only recently has the void turned into a tantalizing beacon for cranks.
In short, Baez says, while we may be able to get
energy from the
vacuum, success «would mean the universe is far more unstable than we ever dreamed.»
That much
energy would literally blow the universe apart: Objects a few inches from us would be carried away to astronomical distances; the universe would literally double
in size every 10 - 43 second, and it would keep doubling at that rate until all the
vacuum energy was gone.
The atoms can't lose
energy and «roll down» this hill because doing so would require them to increase their kinetic
energy and this is not possible because the system is
in a
vacuum and there is no outside
energy source.
So, armed with improved equipment, University of California, Davis researchers subjected carbon dioxide to high -
energy ultraviolet light particles
in a
vacuum.
Such a field could vary
in strength over time and throw off the calculations based on a constant
vacuum energy.
Most of them are produced
in vacuum chambers that use tons of
energy to deposit thin layers of semiconductor materials onto a flawless wafer.
Conventional sputtering processes involve bombarding a solid object such as an ingot of titanium, referred to as the target, with
energy - rich ions
in a
vacuum chamber.
Such one - step oxygen formation could be happening now as carbon dioxide increases
in the region of the upper atmosphere, where high
energy vacuum ultraviolet light from the Sun hits Earth or other planets.
Just for good measure, the panel also dismissed the possibility that RHIC would trigger a phase transition
in the cosmic
vacuum energy (see # 3).
Now UC Davis graduate student Zhou Lu, working with professors
in the Departments of Chemistry and of Earth and Planetary Sciences, has shown that oxygen can be formed
in one step by using a high
energy vacuum ultraviolet laser to excite carbon dioxide.
When the idea was first proposed mathematically
in 1994 it required a vast amount of negative
vacuum energy which made the idea seem impossible.
This is within the range of
vacuum - UV light — so named because while light of that
energy can propagate
in a
vacuum, it is quickly absorbed by oxygen
in the air.
The vast majority of universes that burst into being
in this way are thick with
vacuum energy; they either expand or collapse so quickly that life can not arise
in them.
The researchers believe that the electric field
in the
vacuum tube somehow altered the
energy state of the
vacuum inside the cathode - ray tube
in the nearby computer monitor.
These «virtual particles» arise
in pairs that normally cancel each other out almost immediately, releasing their
energy back into the
vacuum that spawned them.
(Twenty - seven kilometers of tunnel underground Designed with mind to send protons around A circle that crosses through Switzerland and France Sixty nations contribute to scientific advance Two beams of protons swing round, through the ring they ride»Til
in the hearts of the detectors, they're made to collide And all that
energy packed
in such a tiny bit of room Becomes mass, particles created from the
vacuum And then...)
And there are good arguments that you might only find them when the
vacuum energy is incredibly small, because a larger
vacuum energy blows the universe apart, [it] produces a repulsive force before galaxies could form, and if you believe that observers only form
in their galaxies, no observers
in those universes.
Refrigerator
vacuum panels made from the ash of burned rice husks won University of Michigan students first prize
in the M.I.T. Clean
Energy contest.
And then you have to ask yourself, where
in this multiverse would you expect to find astronomers to make the measurements of the
energy density of the
vacuum?
This might have practical implications
in quantum computing, as ours is a world of constant fluctuation — even a
vacuum is alive with vibrations of
energy.
To avoid violating the rule from relativity that neither
energy nor information can travel faster than the speed of light
in a
vacuum, that hurrying along can work at only one frequency.
As the two mirrors move closer to each other, the longer waves will no longer fit — the result being that the total amount of
energy in the
vacuum between the plates will be a bit less than the amount elsewhere
in the
vacuum.
Named for a Dutch physicist, the Casimir effect governs interactions of matter with the
energy that is present
in a
vacuum.
The most precise calculation of the lifetime of our universe finds that a bubble of
vacuum energy made by the Higgs boson could envelop us all
in 10139 years
No one knows exactly what's doing the pulling, but the contracting force could exist
in empty space because the
vacuum is full of
energy and other intangibles.
But the authors note that the
vacuum in which a black hole sits need not be devoid of particles — only
energy — and therefore that soft particles are present there
in a zero -
energy state.
Low -
energy electrons will be filtered as they travel through a series of electrodes placed within the
vacuum chamber as the magnetic field first dips
in strength and then rises again as the electrons enter the second magnet, leaving only the highest -
energy electrons for the calorimeter to analyze.
The process that gives rise to these quasiparticles is akin to the way
energy turns into short - lived «virtual» particles and back into
energy again
in the
vacuum of space, according to Einstein's famous equation E = mc2.
Presently, dark
energy — a mysterious substance that seems to be associated with the
vacuum of space itself — is pushing the universe outwards more strongly than gravity pulls
in, causing the universe to not only expand but to do so faster and faster.
Guth hypothesized that the universe was initially trapped
in a peculiar state (the «false
vacuum») from which it decayed,
in the process expanding exponentially and liberating the
energy present
in our universe today.
These high -
energy electrons are then injected into a storage ring where they circulate
in a
vacuum at close to the speed of light.
You should install these Fonts for this document; (Marker Felt AND Tempus Sans ITC) Vocabulary Words: Amplitude Crest Constructive interference Destructive interference Diffraction of WAVE Electromagnetic WAVE
Energy of WAVE Frequency Hertz
In phase Longitudinal Wave Mechanical Wave Medium Pulse Period Power of WAVE Reflection Refraction Second Speed of Wave Transverse Wave Trough
Vacuum Velocity Wave Wavelength
Even air fresheners can make a difference - if one aluminium air freshener aerosol is recycled by everyone
in the UK; enough
energy could be saved to
vacuum over 876,000 homes for a year — that's a lot of tidy homes!
Re 244 Iskandar — as stated several times
in several different ways, the gist is this: Yes, space is not a complete
vacuum and mass can flow
in or out of the atmosphere, carrying
energy.
Pilot projects have been started where
vacuum toilets suck waste away for use
in biogas plats to generate
energy.
This bench experiment is used
in Universities around the world to demonstrate that maximum radiative
energy transfer occurs
in a
vacuum.
It does not matter how efficient the ball bearings are, even perfectly frictionless bearings and
in a
vacuum I have to exert more
energy to increase the speed (temperature).
Radiation does not involve the movement of matter, thus radiation is only method of
energy transfer that can occur
in a
vacuum, such as outer space.
If a black body with a fixed - rate
energy source is
in radiation - rate - equilibrium with the
vacuum of space at 0 Kelvins, placing additional material separate from but surrounding the black body will likely cause the temperature of the surface of the black body to change
in such a way that
energy - rate - equilibrium is re-established for the black body.
To do so
in support of denying
energy and development to the world's poor exposes the moral
vacuum at the heart of our green elites.
The flywheels are magnetically levitated
in a
vacuum and have very low
energy losses as a result.
By avoiding the use of absolute temperatures, the establishment can thus produce the desired agenda narrative,
in a context
vacuum, that our world is «rapidly warming»
in order to persuade the public of favored
energy / taxation policies.
If there would be no continuum acceptable solutions how would a monatomic gas lose
energy in vacuum?
The radiated
energy in a
vacuum flask passes directly from one wall to the other and is unlikely to affect the temperature of the few molecules of air that remain
in the near perfect
vacuum.