| 单词 | gluon |
| 例句 | It is believed that this force is carried by another spin-1 particle, called the gluon, which interacts only with itself and with the quarks. A Brief History of Time: And Other Essays 1988-01-01T00:00:00Z Instead, one has to have a collection of gluons whose colors add up to white. A Brief History of Time: And Other Essays 1988-01-01T00:00:00Z However, there is another property of the strong nuclear force, called asymptotic freedom, that makes the concept of quarks and gluons well defined. A Brief History of Time: And Other Essays 1988-01-01T00:00:00Z The fact that confinement prevents one from observing an isolated quark or gluon might seem to make the whole notion of quarks and gluons as particles somewhat metaphysical. A Brief History of Time: And Other Essays 1988-01-01T00:00:00Z However, experiments with large particle accelerators indicate that at high energies the strong force becomes much weaker, and the quarks and gluons behave almost like free particles. A Brief History of Time: And Other Essays 1988-01-01T00:00:00Z Similarly, confinement prevents one having a single gluon on its own, because gluons also have color. A Brief History of Time: And Other Essays 1988-01-01T00:00:00Z But rather than the quarks and gluons of conventional physics, Mr. Hannah sought the dark matter of the heart, the half-life of memory. Books of The Times: Southern Writer With a Soft Spot for Wild Men Metes Out High-Octane Bonbons 2010-12-28T20:32:04Z It was a Damascene moment: down one path lay sex, drugs and rock'n'roll; down the other, gluons, muons and the quest to find the hypothesised Higgs boson particle. Brian Cox: Physics is better than rock'n'roll 2011-03-24T08:01:00Z There are gauge bosons – gluons, W and Z bosons and photons – and two hypothetical bosons: gravitons and the Higgs boson. The hunt for neutrinos in the Antarctic 2011-01-23T00:05:49Z He manages — to move from math to physics — an exquisite rendering of what one might call feelings at the subatomic level, emotion’s muons, gluons and quarks. Books of The Times: Paolo Giordano?s ?Solitude of Prime Numbers?: Scarred Souls 2010-03-11T22:53:00Z Although it’s relatively straightforward to compute the influence of virtual photons, muons are also affected by a class of particles called hadrons—clumps of quarks bound together by gluons. Muon Mystery Deepens with Latest Measurements 2023-08-10T04:00:00Z And now the tiny, pristine sphere of positive charge of my physics education has become a sea of quarks and antiquarks with three valence quarks bobbing on its surface, all held together by gluons. Readers Respond to the March 2023 Issue 2023-07-01T04:00:00Z The predictions came about in the 1970s and 1980s, following the discovery of quarks in the late 1960s and of gluons in 1979. Tiny Bubbles of Primordial Soup Recreate Early Universe 2023-02-22T05:00:00Z Through gluons, it binds together quarks, one of the two basic building blocks of matter, into the protons and neutrons at the center of every atom. ‘Unbelievable’ Spinning Particles Probe Nature’s Most Mysterious Force 2023-02-02T05:00:00Z These interactions allow researchers to probe subatomic particles such as quarks, which make up the protons and neutrons in an atom, and gluons, which hold the quarks together. Scientists See Quantum Interference between Different Kinds of Particles for First Time 2023-01-11T05:00:00Z The answer is that pions are exchanged but they have a substructure and, as we explore it, we find that the strong force is actually related to the indirectly observed but more fundamental gluons. College Physics for AP Courses 2015-08-12T00:00:00Z All interact by exchanging other particles: The photon conveys the electromagnetic force, the gluon carries the strong force that binds quarks, and the massive W and Z bosons carry the weak force. Ten years after the Higgs, physicists face the nightmare of finding nothing else 2022-06-12T04:00:00Z Physicists expected that quarks and gluons, when freed from nuclei, would take the form of a uniformly expanding gaseous substance. Tiny Bubbles of Primordial Soup Recreate Early Universe 2023-02-22T05:00:00Z Here, quarks and gluons are liberated for tiny fractions of a second in a swirling soup of plasma, then recombine into new, rarely seen particles as the fireball cools. ‘Unbelievable’ Spinning Particles Probe Nature’s Most Mysterious Force 2023-02-02T05:00:00Z The gluons that hold the quarks together are probably the culprits, Brandenburg says, but scientists have yet to find a good way to get a bead on what they’re up to. Scientists See Quantum Interference between Different Kinds of Particles for First Time 2023-01-11T05:00:00Z Since these are carried by particles, we will explore connections between gluons, W ± and Z 0 , and photons as part of the search for unification of forces discussed in GUTs: The Unification of Forces.. College Physics for AP Courses 2015-08-12T00:00:00Z Collider data showed that protons and neutrons are made of quarks strongly bound together by aptly named gluons. Large Hadron Collider Seeks New Particles after Major Upgrade 2022-04-27T04:00:00Z It was a reasonable assumption: quarks and gluons aren't released from nuclei until they reach temperatures of trillions of degrees. Tiny Bubbles of Primordial Soup Recreate Early Universe 2023-02-22T05:00:00Z Measuring if and how the particles coupled with the churning quarks and gluons, the researchers hoped, would provide an unparalleled glimpse of how the strong force assembles the visible matter all around us. ‘Unbelievable’ Spinning Particles Probe Nature’s Most Mysterious Force 2023-02-02T05:00:00Z Going forward, the new technique could allow a clearer look at gluons’ spin and other properties. Scientists See Quantum Interference between Different Kinds of Particles for First Time 2023-01-11T05:00:00Z Like quarks, gluons may be confined to systems having a total color of white. College Physics for AP Courses 2015-08-12T00:00:00Z Is the gluon the source of the heat of nuclear fusion? Readers Respond to the October 2021 Issue 2022-02-20T05:00:00Z One of the biggest open questions about quark-gluon plasma is when, exactly, the quarks and gluons break out of their confinement. Tiny Bubbles of Primordial Soup Recreate Early Universe 2023-02-22T05:00:00Z Just as electromagnetic fields arise from moving electrons, strong fields arise from moving quarks and gluons. ‘Unbelievable’ Spinning Particles Probe Nature’s Most Mysterious Force 2023-02-02T05:00:00Z Hadrons are composite particles made of several quarks held together by gluons. Is the Standard Model of Physics Now Broken? 2021-04-07T04:00:00Z Less is known about gluons than the fact that they are the carriers of the weak and certainly of the electromagnetic force. College Physics for AP Courses 2015-08-12T00:00:00Z So indeed, fusion energy production in the sun requires gluons. Readers Respond to the October 2021 Issue 2022-02-20T05:00:00Z Quantum chromodynamics describes the interactions between quarks and gluons by ascribing them a property called color charge. Tiny Bubbles of Primordial Soup Recreate Early Universe 2023-02-22T05:00:00Z Even across typical subatomic distances, the random movements of quarks and gluons that would create such fields would cancel out, resulting in no effect on the system overall. ‘Unbelievable’ Spinning Particles Probe Nature’s Most Mysterious Force 2023-02-02T05:00:00Z Do neutrons break down further into their constituent quarks and gluons? Gravitational Waves Probe Exotic Matter inside Neutron Stars 2020-12-17T05:00:00Z QCD theory calls for eight gluons, all massless and all spin 1. College Physics for AP Courses 2015-08-12T00:00:00Z The deuteron is a bound state of a proton and a neutron, and the binding comes from the strong force, which is carried by gluons. Readers Respond to the October 2021 Issue 2022-02-20T05:00:00Z In QCD, though, the force carrier, the gluon, also carries a color charge and can interact through the strong force with itself and with quarks. Tiny Bubbles of Primordial Soup Recreate Early Universe 2023-02-22T05:00:00Z Protons, the building blocks of atomic matter, are themselves bags of smaller entities called quarks and gluons. Can a Computer Devise a Theory of Everything? 2020-11-23T05:00:00Z It could be that quarks and gluons roam freely. The golden age of neutron-star physics has arrived 2020-03-03T05:00:00Z There is indirect evidence of the existence of gluons in nucleons. College Physics for AP Courses 2015-08-12T00:00:00Z Unlike protons, which are made of a jumble of quarks and gluons, electrons and positrons are “fundamental”—just themselves. Japan Inches Forward with Plans to Host Next Big Particle Collider 2020-02-26T05:00:00Z “The process of confinement—how gluons and quarks are being trapped in the proton, for example—has not been solved.” Tiny Bubbles of Primordial Soup Recreate Early Universe 2023-02-22T05:00:00Z To better understand this process, he and his team asked the system to distinguish between the quarks and the gluons in the collider data. Can a Computer Devise a Theory of Everything? 2020-11-23T05:00:00Z But these kinetic experiments generate billion- or even trillion-degree flashes, in which protons and neutrons dissolve into a soup of their constituent quarks and gluons. The golden age of neutron-star physics has arrived 2020-03-03T05:00:00Z When high-energy electrons are scattered from nucleons and evidence of quarks is seen, the momenta of the quarks are smaller than they would be if there were no gluons. College Physics for AP Courses 2015-08-12T00:00:00Z These bind to one another by exchanging other quantum particles called gluons. Department of Energy picks New York over Virginia for site of new particle collider 2020-01-09T05:00:00Z The total number of quarks and gluons inside a proton is always changing. Tiny Bubbles of Primordial Soup Recreate Early Universe 2023-02-22T05:00:00Z “We said, ‘I’m not going to tell you anything about quantum field theory; I’m not going to tell you what a quark or gluon is at a fundamental level,’” he said. Can a Computer Devise a Theory of Everything? 2020-11-23T05:00:00Z Bosons include photons, the particles of light and the force carriers of electromagnetism, and gluons, the particles that convey the strong force. Supergravity Snags Super Award: $3-Million Special Breakthrough Prize 2019-08-06T04:00:00Z That means that the gluons carrying force between quarks also carry some momentum, inferred by the already indirect quark momentum measurements. College Physics for AP Courses 2015-08-12T00:00:00Z He considered supersymmetry—in which there would be particles that are crosses between things like neutrinos and things like gluons. Remembering Murray Gell-Mann 2019-06-06T04:00:00Z Quark-antiquark pairs are constantly popping in and out of existence, and gluons tend to split and multiply, especially when a proton gains speed. Tiny Bubbles of Primordial Soup Recreate Early Universe 2023-02-22T05:00:00Z That is, the system successfully identified and distinguished between quarks and gluons, without ever knowing what either was. Can a Computer Devise a Theory of Everything? 2020-11-23T05:00:00Z He also posited the existence of gluons: particles that carry the strong nuclear force in a similar way to how photons carry the electromagnetic force. Murray Gell-Mann, father of quarks, dies 2019-05-27T04:00:00Z In the figure, a red down quark interacts with a green- strange quark by sending it a gluon. College Physics for AP Courses 2015-08-12T00:00:00Z And, in analogy to the photon, it involves particles called gluons. Remembering Murray Gell-Mann 2019-06-06T04:00:00Z In the first tiny fractions of a second after the big bang, the universe was too hot and dense for the strong force to bind quarks and gluons together. Tiny Bubbles of Primordial Soup Recreate Early Universe 2023-02-22T05:00:00Z That’s because protons are messy objects made of other particles called quarks and gluons. European physicists unveil plans for a particle collider that would be longer than the Panama Canal 2019-01-15T05:00:00Z Inside hadrons, quarks are held together through the exchange of gluons. Murray Gell-Mann, father of quarks, dies 2019-05-27T04:00:00Z As the u quark leaves the proton, a gluon creates a pair of virtual particles, a d quark and a d antiquark. College Physics for AP Courses 2015-08-12T00:00:00Z Unlike photons, however, gluons directly interact with each other, leading to a much more complex theory. Remembering Murray Gell-Mann 2019-06-06T04:00:00Z Within 10-6 second, quarks and gluons were caged inside protons and neutrons. Tiny Bubbles of Primordial Soup Recreate Early Universe 2023-02-22T05:00:00Z It, too, is fixed on the distant past: the brief moment a couple of microseconds after the Big Bang, before the first protons and neutrons congealed out of a “primordial soup” of quarks and gluons. It’s Intermission for the Large Hadron Collider 2018-12-21T05:00:00Z His theory of quarks and gluons was later successfully tested in countless, increasingly precise experiments at high-energy particle colliders. Murray Gell-Mann, father of quarks, dies 2019-05-27T04:00:00Z At the energy of GUTs, the carrier particles of the weak force would become massless and identical to gluons. College Physics for AP Courses 2015-08-12T00:00:00Z It also teems with gluons, the quantum particles that convey the strong force. Scientists endorse billion-dollar collider to look inside protons and neutrons 2018-07-24T04:00:00Z The proton, one of the components of atomic nuclei, is composed of fundamental particles called quarks and gluons. The pressure distribution inside the proton 2018-05-15T04:00:00Z They later interpreted the results as confirmation of a theory proposed a few years earlier, in which particles such as protons and neutrons are composed of quarks and gluons. UK university strike, quark pioneer and the ancient-genome boom 2018-02-27T05:00:00Z Protons and neutrons cluster in a nucleus, 100,000 times smaller than its atom, and are themselves composed of other stupendously small things: quarks and gluons. A Fantastic Journey through Cosmic Scales 2017-11-07T05:00:00Z What evidence is cited to support the contention that the gluon force between quarks is greater than the strong nuclear force between hadrons? College Physics for AP Courses 2015-08-12T00:00:00Z For example, its three quarks account for less than 5% of its mass, the rest arising somehow from energy of the virtual quarks and gluons. Scientists endorse billion-dollar collider to look inside protons and neutrons 2018-07-24T04:00:00Z The force of electromagnetism between two electrons is conveyed by particles of light, and quarks huddle inside a proton because they exchange gluons. Nil Communication: How to Send a Message Without Sending Anything at All 2017-06-27T04:00:00Z Previous models predicted that the D-zero, which contains the heavy charm quark, was too massive to interact with the quarks and gluons in the plasma. Quirky Quarks Could Reveal Details of the Big Bang 2017-06-09T04:00:00Z As an academic, Dr. Drell specialized in quantum electrodynamics, which describes the interactions between light and matter, and quantum chromodynamics, which explores subatomic particles like quarks and gluons. Sidney Drell, Who Advised Presidents on Nuclear Weapons, Dies at 90 2016-12-22T05:00:00Z There are eight types of gluons proposed by scientists, and their existence is indicated by meson exchange in the nuclei of atoms. College Physics for AP Courses 2015-08-12T00:00:00Z For example, some theories predict that a proton’s gluons crowd into a single quantum wave a bit like laser light. Scientists endorse billion-dollar collider to look inside protons and neutrons 2018-07-24T04:00:00Z With its bona fides established, the Eightfold Way led to quarks, gluons and ultimately the Standard Model, a chart with its own holes to fill. Physicists Recover From a Summer’s Particle ‘Hangover’ 2016-10-17T04:00:00Z The measurements tell the physicists whether their models of fields that bind together quarks and gluons, based on a theory called quantum chromodynamics, are correct, according to a new study detailing the findings. Quirky Quarks Could Reveal Details of the Big Bang 2017-06-09T04:00:00Z Another priority, on which Nature reported in May, is a particle accelerator that would collide electrons with protons or heavy ions to investigate gluons, which carry the force that binds quarks. Neutrino study made key priority for US nuclear physics 2015-10-19T04:00:00Z Figure 33.23 This Feynman diagram is the same interaction as shown in Figure 33.6, but it shows the quark and gluon details of the strong force interaction. College Physics for AP Courses 2015-08-12T00:00:00Z If the neutrino were its own antiparticle, it would be the only building block of matter with that property—although force-carrying particles like the photon gluon are their own antiparticles. U.S. nuclear physicists push for new neutrino experiment 2015-10-15T04:00:00Z Thus, in a proton moving at 0.99999 times the speed of light, the lifetime of this quantum foam is dilated long enough that its feature of splitting gluons is captured by an observer's quark-gluon femtoscope. Readers Respond to Rise of the Tyrannosaurs 2015-08-28T04:00:00Z If quarks and gluons really show collective flow in these collisions, that is a big surprise. Some first results from the new, higher-energy Large Hadron Collider 2015-07-26T04:00:00Z Both experiments melt atomic nuclei together into a liquid-like soup of quarks and gluons, but each looks at different energy scales. Neutrino study made key priority for US nuclear physics 2015-10-19T04:00:00Z In fact, there is enough energy when things are pushed to even smaller distances to transform the, and Z 0 into massless carrier particles more similar to photons and gluons. College Physics for AP Courses 2015-08-12T00:00:00Z In particular, the EIC would be ideal for studying an exotic state of matter that is made up entirely of gluons. Billion-dollar particle collider gets thumbs up 2015-05-18T04:00:00Z Which physicist's gluons are splitting—the tiny one or one observing from outside the tube? Readers Respond to Rise of the Tyrannosaurs 2015-08-28T04:00:00Z Jets Jets of hadrons are produced when quarks and gluons smash into each other at short distances. Some first results from the new, higher-energy Large Hadron Collider 2015-07-26T04:00:00Z Protons and neutrons, in turn, were shown to consist of smaller particles called quarks, bound together by “sticky” particles, the appropriately named gluons. The Mysteries of the World’s Tiniest Bits of Matter 2015-04-20T04:00:00Z The strong force, which binds quarks together into protons and neutrons and those objects into atomic nuclei, is conveyed through the exchange of gluons. America's Last Major Particle Collider Awakens 2015-04-06T04:00:00Z The collider would allow unprecedented insights into how protons and neutrons are built up from quarks and the particles that act between them, known as gluons. Billion-dollar particle collider gets thumbs up 2015-05-18T04:00:00Z Firstly, it makes the protons disintegrate, revealing the quarks, gluons and gauge bosons and the other fundamental particles of atomic matter. Dancing in the dark: The search for the 'missing Universe' 2015-03-16T04:00:00Z The strong force is carried by particles called gluons, so inside any particle held together by the strong force there will also be gluons. New Particles Found at Large Hadron Collider 2015-02-12T05:00:00Z The laws of quantum mechanics describe what happens inside the nucleus of every atom, right down at the level of elementary particles such as quarks, neutrinos, gluons, muons. Brian Cox: 'Multiverse' makes sense 2014-09-23T04:00:00Z A super-dense gluon “field,” rather than discrete gluons, might permeate the protons, she said. America's Last Major Particle Collider Awakens 2015-04-06T04:00:00Z These facilities smash protons and heavy ions together to recreate the energetic conditions of the early Universe, when quarks and gluons existed as a plasma rather than in atomic nuclei. Billion-dollar particle collider gets thumbs up 2015-05-18T04:00:00Z De Florian and his colleagues analyzed the same data from RHIC, but used a different mathematical analysis to calculate the gluon contribution. Proton Spin Mystery Gains a New Clue 2014-07-21T04:00:00Z Particle physics is a beggar’s banquet of cool terms—gluon, muon, boson, lepton—so quarks have some stiff competition. Top Ten Insanely Great Science Terms 2014-03-13T19:42:20Z This is controlled by a particle called the gluon. And Let There Be "Molecules" of Light 2013-10-14T20:45:24.920Z The crash momentarily produces a several-trillion-degree droplet of “quark-gluon plasma”—matter in which quarks and gluons shed their individuality and form a single, flowing entity. America's Last Major Particle Collider Awakens 2015-04-06T04:00:00Z For most practical purposes, electrons behave like simple point particles — but at high energies, they reveal their constituents in showers of quarks, gluons and neutrinos. Quantum physics: The quantum atom 2013-06-05T17:20:24.483Z “This data for the first time shows the gluon polarization is actually nonzero; we see the gluons are polarized,” de Florian says. Proton Spin Mystery Gains a New Clue 2014-07-21T04:00:00Z “That enables a program that is absolutely unique for trying to understand how the spin of the proton arises from its constituents, the quarks and gluons,” Vigdor says. Decelerating American Physics: Panel Advises Shutdown of Last U.S. Collider 2013-01-31T17:15:03.840Z A gluon is a subatomic particle that binds quarks together. And Let There Be "Molecules" of Light 2013-10-14T20:45:24.920Z The most important SM Higgs boson production process in the energy range of the LHC is expected to be gluon fusion. [Article] A Particle Consistent with the Higgs Boson Observed with the ATLAS Detector at the Large Hadron Collider 2012-12-20T21:55:01.327Z Once reconstructed from data, the jet energy is calibrated to provide an accurate measurement of the energy of the underlying quark or gluon. [Article] A New Boson with a Mass of 125 GeV Observed with the CMS Experiment at the Large Hadron Collider 2012-12-20T21:26:32.063Z This process is related to confinement—the reason quarks and gluons are always found confined within other particles, such as protons, and never alone. Proton Spin Mystery Gains a New Clue 2014-07-21T04:00:00Z The experiments in question entail smashing gold or lead nuclei together to create plasmas of quarks and gluons. Physicists Find a Backdoor Way to Do Experiments on Exotic Gravitational Physics 2012-12-18T18:15:02.807Z This is good for discovering new massive particles, but less so for making precision measurements, because protons are chaotic seas of quarks and gluons that make the collisions messy. After the Higgs: The new particle landscape 2012-08-29T17:50:28.943Z Feynman diagram illustrating the dominant Higgs boson production mechanism at the elementary level at the LHC: production of a Higgs boson, H, by gluon fusion and a quantum loop process involving a t quark. [Article] A Particle Consistent with the Higgs Boson Observed with the ATLAS Detector at the Large Hadron Collider 2012-12-20T21:55:01.327Z The quarks and gluons, created in a hard collision of the constituents of the protons, combine and form jets of collimated hadrons in the detector. [Article] A New Boson with a Mass of 125 GeV Observed with the CMS Experiment at the Large Hadron Collider 2012-12-20T21:26:32.063Z The dynamics of confinement also affect the spin polarization of quarks and gluons. Proton Spin Mystery Gains a New Clue 2014-07-21T04:00:00Z It will also look for exotic particles, made up of quarks, that are predicted by quantum chromodynamics — the theory that describes how quarks and gluons interact. US colliders jostle for funds 2012-08-29T17:50:20.180Z Leptons, a group of light particles that includes electrons, muons and neutrinos, sidestep the messiness by not participating in the strong quark–gluon interactions that produce it. After the Higgs: The new particle landscape 2012-08-29T17:50:28.943Z The Jefferson accelerator explores several questions relating to the structure of the atomic nucleus, including how the fundamental particles of matter, quarks and gluons are bound up inside protons and neutrons. Nuclear Decelerator: Last U.S. Particle Collider on Chopping Block 2012-08-24T16:45:00.283Z Milner never forgot his early years working on quantum chromodynamics, a theoretical framework that describes the interactions of quarks and gluons. Physics prize dwarfs all others 2012-08-08T17:20:28.577Z The quarks inside a proton are held together by gluons, so scientists suggested perhaps they contribute spin. Proton Spin Mystery Gains a New Clue 2014-07-21T04:00:00Z Nuclear physicists hope eventually to build an even higher-energy, polarized electron–ion collider that would be able to image the gluons that hold together quarks in the proton. US colliders jostle for funds 2012-08-29T17:50:20.180Z Two of the 16 others, the photon and the gluon, are massless. The Higgs boson: Gotcha! 2012-07-05T15:28:41Z It was first proposed in 1962 by Murray Gell-Mann, who suggested the existence of particles composed of a number of gluons, which he called glueballs. Muons, gluons and the poetry of particles 2012-07-05T01:08:46Z Without gluons, quarks would stick together no better than an undercooked soufflé, atoms would not exist, and neither would stars, planets or life. Best evidence yet found for "God particle:" U.S. physicists 2012-07-03T04:53:24Z They also found that gluon spin must be significantly involved. Proton Spin Mystery Gains a New Clue 2014-07-21T04:00:00Z The inertia of those particles arises from back-reaction of the gluon fields of electromagnetism’s big brother, quantum chromodynamics. Happy Birthday, Electron 2012-05-21T11:45:00.253Z One example is quantum chromodynamics--the theory of the strong nuclear force that describes the interactions between quarks and gluons. Proof Found for Unifying Quantum Principle 2011-11-14T21:15:02.683Z That was why Son was seeing quark–gluon equations in a string-theory calculation, Starinets explained: they were the three-dimensional equivalent of the gravitational fields that he and Policastro had been studying in the four-dimensional universe. A meeting of disciplines: String theory finds a bench mate 2011-10-19T17:20:28.410Z “It is not implausible,” Wilczek says, “that the gluons in that medium interact and are correlated with one another, and these interactions are passed on to the new particles.” Particles That Flock: Strange Synchronization Behavior at the Large Hadron Collider 2011-02-11T14:15:02.963Z He adds: “Measuring the gluon contribution to the proton spin is one step—an important one—to answer this question.” Proton Spin Mystery Gains a New Clue 2014-07-21T04:00:00Z If gluon spin is an important ingredient of proton spin, then the orientation of the colliding protons’ spins should affect the outcome. Proton Spin Mystery Gains a New Clue 2014-07-21T04:00:00Z Rojo’s team calculated that gluons probably contribute about half the spin that quarks do to the proton. Proton Spin Mystery Gains a New Clue 2014-07-21T04:00:00Z "We turned the calculation on its head to give us a prediction for the value of the shear viscosity of a plasma," says Son, referring to a key parameter of the quark–gluon fireball. A meeting of disciplines: String theory finds a bench mate 2011-10-19T17:20:28.410Z The field had been generally unenthusiastic about following up on the quark–gluon plasma calculations, says Clifford Johnson, a string theorist at the University of Southern California in Los Angeles. A meeting of disciplines: String theory finds a bench mate 2011-10-19T17:20:28.410Z |
| 随便看 |
|
英语例句辞典收录了117811条英语例句在线翻译词条，基本涵盖了全部常用单词及词组的例句翻译及用法，是英语学习的有利工具。