noun
COLLOCATIONS FROM OTHER ENTRIES
a particle of dust/a dust particle (=a small piece of dust)
▪ The air is full of dust particles.
a particle of dust/a dust particle (=a small piece of dust)
▪ The air is full of dust particles.
alpha particle
beta particle
elementary particle
particle accelerator
particle physics
COLLOCATIONS FROM CORPUS
■ ADJECTIVE
atomic
▪ Like atomic particles, emotions have half-lives.
▪ We are continuously bombarded by cosmic rays, atomic particles ejected by distant stellar catastrophes.
different
▪ Matter is constructed from very different particle species and the proportions of these vary from material to material.
▪ We shall see how it is that different particles of the same type can not have separate identities from one another.
elementary
▪ However, I think that this ought to include a revision of the names of all the elementary particles.
▪ According to quantum theory, elementary particles do not really exist until an intelligent observer measures them.
▪ Quantum mechanics depicts space as a seething foam of uncertainty, with unimaginably short-lived elementary particles appearing and disappear ing.
▪ At any one moment, there is a definite and finite set of possible futures for elementary particles.
▪ So the question is: What are the truly elementary particles, the basic building blocks from which everything is made?
▪ The elementary particles known as protons, which live at the heart of every atom, will begin to decay.
▪ Research in theory and computation encompasses quantum field theories of elementary particles, neural networks and quantum chromodynamics.
▪ How powerful this explosion would be would depend on how many different species of elementary particles there are.
fine
▪ The aliquots are withdrawn from specified depths at the time intervals shown for a full analysis of the fine particle content.
▪ Thus the higher values on the cumulative percentage by weight plot occur in the range characterized by the finer particles.
▪ Size analysis of fine particles therefore presents problems, for the pre-analytical preparations may largely determine the ultimate results obtained.
▪ Dispersion: This is the ability of a detergent to break up a body of dirt into fine particles.
▪ The larger the particle phi number the finer the particle.
▪ Clay soils, composed of very fine particles, have a much higher affinity for water than silty soils.
▪ In all these ways the surface has been broken into fine particles.
▪ The finer the food particles, the easier it is to digest.
fundamental
▪ Each family contains four siblings: two fundamental particles known as quarks and two known as leptons.
▪ Quarks are thought to be the fundamental particles from which matter, such as protons, is built.
▪ The fundamental particles of which matter is made are arranged in generations.
▪ In the same way that matter is constituted of fundamental particles, antiparticles are the building blocks of antimatter.
▪ It is doubtless true that at bottom the behaviour of a motor car is to be explained in terms of interactions between fundamental particles.
▪ The boundaries of physics constantly change as new discoveries are made, e.g. the discovery of new fundamental particles.
▪ Their layered form increases the photocell's efficiency in capturing photons, the fundamental particles of which light is made.
individual
▪ In the first frame, individual dark particles of the sandwich show clearly in the fundus and body.
▪ But I tell you that it is a doubling in the energy of each individual photon-each particle of light-that is emitted.
▪ However, the theory gives no insight into how we are to understand the behaviour of individual particles.
▪ It is not concerned with the motions, forces and interactions of individual particles.
large
▪ Ore from underground is crushed and ground to remove the larger particles.
▪ Many larger particles are also formed.
▪ Use a toothpick after meals to remove large food particles that may have become lodged.
▪ The strongest currents should define the largest stable particle size.
▪ Quarks bind together to make up larger particles such as the protons and neutrons found in the atomic nucleus.
▪ The study of the energy relationships and the statistical behaviour of large groups of particles is called statistical thermodynamics.
▪ First, we can not solve the equations for the very large number of particles involved.
▪ The larger the particle phi number the finer the particle.
minute
▪ The minute particles in the rock have been flattened with the result that the slate splits easily into thin sheets.
▪ Homogenized milk has been mechanically treated to break fat globules into minute particles and disperse them throughout the milk.
▪ The seed contains all the parts of the body - flesh, bone and so on - in minute particles.
▪ When the pools dry, the rotifers turn into minute particles of dust, wrinkled and desiccated, awaiting the next rainfall.
other
▪ The finings attract yeast and other particles and begin to drag them to the bottom of the tank.
▪ The bubbles condense into droplets which attach to salt crystals and other particles in the atmosphere and eventually form clouds.
▪ There are three generations of neutrino just as there are of every other particle.
▪ It was expected that a similar equation would govern the proton, the only other supposedly elementary particle known at that time.
single
▪ We have learnt that, according to quantum mechanics, even a single particle must behave like a wave all by itself.
▪ Let us try to think of a single quantum particle.
▪ The formalism of quantum mechanics makes no distinction, in this respect, between single particles and complicated systems of many particles.
▪ Thus, the trick is not even to try even in the case of the phase space for a single particle.
▪ An infinite-dimensional Hilbert space arises even in the simple situation of the location of a single particle.
small
▪ On this argument the graptolites should have been bottom dwelling-colonial organisms, living by filtering small particles of food from the water.
▪ Achieving efficient liberation of the smallest grains requires crushing them to a very small particle size.
▪ The coral skeleton is ground into small particles, but can not be digested.
▪ Furthermore the smaller particle size would reduce the collisions with the heater banks and reduce the slagging.
▪ Live food is the best diet for them although fresh or frozen meaty foods of small particle size can be substituted.
▪ Simplesse is composed of small protein particles that mimic the texture of fat.
▪ Even the smallest particles of diamond are revealed by their brilliant green emission.
▪ May these, as we go to still higher energies, in turn be found to be made from still smaller particles?
subatomic
▪ It investigates phenomena which range in size from subatomic particles to the universe itself.
▪ The quantum level is the level of molecules, atoms, subatomic particles, etc.
▪ To take a simple example, the important subatomic particle called the electron has a negative electrical charge.
▪ The B mesons can now be assured of a place in the tables of known subatomic particles.
tiny
▪ Into scrapie-affected cells they introduced tiny gold particles tethered to a protein that sticks to working ubiquitin.
▪ With the tunnel open, you notice thousands of tiny particles surging through the breach.
▪ They feed by collecting tiny particles from the water.
▪ When you cough or sneeze, you propel some tiny particles into the air.
▪ Those tiny events and particles mould the Universe as a whole.
▪ Mixed in with the global iridium-bearing clay layer are tiny particles of heavily shocked quartz.
▪ When lava solidifies, its tiny ferrous particles align themselves, like magnetic needles, with the earth's magnetic field.
▪ It is well known from many experiments that electrons are tiny, indivisible particles.
virtual
▪ The virtual particle can interact with the magnetic field and affect the moment of the muon.
▪ Again, the photons that are exchanged are virtual particles.
▪ The suggestion is that the whole of the Universe is filled with virtual particles.
▪ Experiments have shown that these virtual particles are indeed present, although we can not detect them directly.
■ NOUN
accelerator
▪ We shall not bridge that gap with particle accelerators in the foreseeable future!
▪ It has come from experiments with high-energy muon neutrino beams at particle accelerators, and from lower-energy neutrinos at two nuclear reactors.
▪ There are no antiprotons or antineutrons, made up from antiquarks, except for a few that physicists produce in large particle accelerators.
▪ The radiation is a by-product of particle accelerators use in high-energy physics.
▪ As a consequence, only laboratories with immediate access to particle accelerators can carry out this sort of work.
▪ A particle accelerator can cost up to f500,000.
▪ If you really want to be devious, you could spend the money on a particle accelerator.
▪ For many years now builders of particle accelerators have also studied particle beams.
alpha
▪ The radiation emitted by these isotopes consists of alpha particles, beta particles, and gamma rays.
▪ Helium is also made by radioactive decay of uranium and thorium, both of which decay by emission of alpha particles.
▪ Fresh soil samples, taken recently in the presence of journalists, are currently being investigated for gamma rays and alpha particles.
▪ The helium atom without its electrons is known as an alpha particle, and is therefore positively charged.
▪ Radium is readily absorbed into the body where it concentrates in the bone marrow and gives off very damaging alpha particles.
clay
▪ When clay particles are in a random arrangement the clay is more likely to crack or warp.
▪ RNA-like molecules, because of their negatively charged backbones, would tend to coat the outsides of clay particles.
▪ A layer of clay particles placed under the gravel layer is beneficial.
▪ Otherwise a layer of clay particles under the usual fine gravel will suffice.
▪ Peat and clay particles and a layer of gravel is suitable.
▪ Rainsplash washes elements downslope and reduces infiltration capacity by dispersing clay particles into the large interstices of the soil.
dust
▪ It was a broken hulk, millennia of dust particles covering the displays and floors.
▪ I could see the tiny dust particles in front of my eyes.
▪ It occurs when dust particles high in the atmosphere filter out most of the longer wavelengths of red light.
▪ She also seemed very sensitive to the sunlight and the dust particles streaming into my office.
▪ The bomb blast fractured the ventilating system and spewed dust particles along the system throughout the hospital.
▪ About 30% of the Sun's energy hitting the Earth is reflected back into space by dust particles and cloud.
▪ The dust particles might be better at catching the wind, like fluff on a willow seed.
▪ Swirling dust particles caused him to sneeze and he looked down at the old books and papers with watery eyes.
food
▪ Use a toothpick after meals to remove large food particles that may have become lodged.
▪ Deglaze pan with wine, stirring with a wooden spoon to loosen food particles.
▪ As food particles are swept by, they are caught by the tentacles and passed by them down to the mouth.
▪ If necessary, wash it gently in some warm soapy water to remove dirt and food particles. 2.
▪ The finer the food particles, the easier it is to digest.
▪ After cooking, wash in warm, soapy water; soak in suds for longer periods to remove dried food particles.
▪ The more stubborn food particles can be removed by gentle scrubbing with wire wool.
▪ Some became active burrowers, tunnelling through the mud in search of food particles.
matter
▪ What happens is that a matter particle, such as an electron or a quark, emits a force-carrying particle.
▪ The recoil from this emission changes the velocity of the matter particle.
▪ The force-carrying particle then collides with another matter particle and is absorbed.
▪ This collision changes the velocity of the second particle, just as if there had been a force between the two matter particles.
▪ So for a sufficiently large number of matter particles, gravitational forces can dominate over all other forces.
▪ The uncertainty principle also predicts that there will be similar virtual pairs of matter particles, such as electrons or quarks.
▪ The matter particles obey what is called Pauli's exclusion principle.
physicist
▪ Rather than see this as a problem, the particle physicists see it as an opportunity.
▪ If basic math stumps you, there might not be a future for you as a particle physicist.
▪ It is this state that fascinates particle physicists.
▪ This dark matter is of special interest to the particle physicists.
▪ Not being a particle physicist, I shall leave the complete renaming process to people who are better qualified.
physics
▪ The particle physics is cutting-edge.
▪ The explanations were so arcane I would have made more headway with a textbook on particle physics.
▪ Recent developments in particle physics suggest that every nucleon may itself have a nucleus.
▪ New textbooks on nuclear and particle physics are thin on the ground.
▪ Such calculations also provide an insight into particle physics.
▪ Members of three such generations have been discovered; until recently there was no evidence from particle physics to rule out more.
▪ But the model isn't from magic but particle physics.
▪ In an attempt to get data from this natural laboratory, particle physics has become ever more entwined with cosmology.
size
▪ The focus of the book is entirely on the question of aerosol particle size analysis.
▪ Achieving efficient liberation of the smallest grains requires crushing them to a very small particle size.
▪ From the combined results Thomas's group estimated an average particle size of 100 for the copper metal aggregates.
▪ Furthermore the smaller particle size would reduce the collisions with the heater banks and reduce the slagging.
▪ The strongest currents should define the largest stable particle size.
▪ Hence, the particle size in samples and standards must be comparable.
▪ Total calibration against the full range of particle size combinations and particle shapes is impracticable.
▪ This corresponds to the fineness of face powder or an average particle size of about $ 0 microns.
virus
▪ When the blisters burst, they release virus particles that infect healthy animals.
▪ Before a virus particle is prepared for the electron microscope it must be made static.
▪ Virion: synonym for virus particle.
▪ For every virus particle cleared, however, at least one new one replaces it.
■ VERB
charge
▪ The parity-violation experiments, however, do not prove the existence of the charged W particles.
▪ Finally there is quantum electrodynamics, which is the quantum field theory of light and charged particles.
▪ The charged particles produced by flares can disrupt communications and present hazards to spacecraft and astronauts.
▪ Remember that we are considering a charged particle.
▪ Electrons, being charged particles, interact readily with electromagnetic radiation.
▪ Some think the diet changes the rate at which electrically charged particles called ions cross the lipid membranes of nerve cells.
▪ Neutral atoms enter this cloud rather than Io's torus because they are not influenced by magnetic forces whereas charged particles are.
▪ The principle of accelerating charged particles in such a manner is already well established on Earth.
contain
▪ However, if the solvent contains dissolved solute particles the escape of the solvent particles from the surface is hindered.
▪ It contains tiny soot particles linked to several health problems.
▪ Fine clays, which have greatest green strength, also shrink more than clays containing coarser particles.
▪ All three canals and the sac have very sensitive linings and contain small limy particles which move and vibrate.
▪ Dust is abrasive and may contain metallic particles.
▪ There can be baby universes that contain only a few particles.
emit
▪ What happens is that a matter particle, such as an electron or a quark, emits a force-carrying particle.
▪ As the emitted particles are absorbed by the surrounding matter, their energy of motion is transformed into heat.
produce
▪ One of the quarks and one of the antiquarks meet and, in a process called annihilation, produce a W particle.
▪ There are no antiprotons or antineutrons, made up from antiquarks, except for a few that physicists produce in large particle accelerators.
remove
▪ Ore from underground is crushed and ground to remove the larger particles.
▪ He pressed his thumb against the wall and removed a dry particle of reptile spine from its cool surface.
▪ Use a toothpick after meals to remove large food particles that may have become lodged.
▪ Air purifiers actually remove odours and particles from the air through a series of filters.
▪ If necessary, wash it gently in some warm soapy water to remove dirt and food particles. 2.
▪ After cooking, wash in warm, soapy water; soak in suds for longer periods to remove dried food particles.
EXAMPLES FROM OTHER ENTRIES
▪ subatomic particles such as protons
EXAMPLES FROM CORPUS
▪ As the emitted particles are absorbed by the surrounding matter, their energy of motion is transformed into heat.
▪ His conclusion was that one particle might survive for every 10,000 billion that started.
▪ If a cloud forms then it will deplete the atmosphere above it of the substances of which the cloud particles are made.
▪ If basic math stumps you, there might not be a future for you as a particle physicist.
▪ Notice that this decay does not involve particles like protons.
▪ Sedimenting particles in the horizontal-head centrifuge must travel the entire length of the liquid in the tube.
▪ The accelerations of these particles are determined by the forces which act upon them.
▪ The Cambridge professor's brain dances around such sub-atomic particles as leptons and anti-quarks and the possibility of infinitely curved space-time.