(1) In the late 1970s the challenge was to discover the missing pieces of the Standard Model: the W and Z bosons (which carry the weak nuclear force), the top quark and the tau neutrino.
(2) A predecessor to the LHC, a machine called the Large Electron Positron collider at Cern , the particle physics laboratory near Geneva, ruled out the existence of the Higgs boson up to a mass of 114GeV, but saw what might have been hints of the particle before it shut down in 2000 to make way for the LHC.
(3) "There is no doubt that something very much like the Higgs boson has been discovered.
(4) For now, work centres on gathering more and more data from Higgs bosons inside the LHC.
(5) Evidence for the Higgs boson has risen sharply in the past seven months.
(6) Jim Baggott, author of Farewell to Reality: How Fairytale Physics Betrays the Search for Scientific Truth The discovery of the Higgs boson was a triumph for the standard model of particle physics.
(7) "I had a nightmare which is that Cern would discover the Higgs boson and then nothing else.
(8) The report suggests that "finding the Higgs boson, exactly as postulated in the Standard Model, would be a triumph.
(9) To spot the boson, the scientists have to look for unusual excesses of the particles it decays into, which appear as bumps in their data.
(10) The present one is nice and cosy, but it is embarrassing and sad to see many distinguished colleagues queueing up at five in the morning knowing that they have a slim chance to get a seat, after working for 20 years on finding the Higgs boson," said Dorigo.
(11) From previous work, the Higgs boson was thought to have a mass somewhere between 114 and 185GeV (gigaelectronvolts) – one GeV is roughly equivalent to the mass of a proton, a subatomic particle found in atomic nuclei.
(12) "It's going to be the Higgs boson of the brain, a Noah's archive of the mind," he says.
(13) For original approaches to outstanding problems in particle physics, including the proposal of large extra dimensions, new theories for the Higgs boson, novel realisations of supersymmetry, theories for dark matter, and the exploration of new mathematical structures in gauge theory scattering amplitudes.
(14) Ripples of excitement swept through the physics community last month when Cern scientists reported what looked like glimpses of the long-sought Higgs boson .
(15) That moment came today for physicists at Cern , near Geneva, home of the Large Hadron Collider, who announced overwhelming evidence for the obscure but profoundly important Higgs boson, the particle that sparked the greatest hunt in modern science.
(16) Without doubt, CERN has delivered us a new particle that looks every bit like the long-sought-after Higgs boson, which is absolutely central to our understanding of how the universe works at its most elemental level.
(17) These microscopic fireballs of energy condense into well known subatomic particles, but scientists hope that among them they will see other more exotic particles, including the Higgs boson .
(18) Following examples like the Human Genome Project and the Large Hadron Collider (where Higgs' elusive boson was finally discovered), the idea is that a large investment will deliver significant results.
(19) But the Standard Model of particle physics – of which the Higgs boson is part and which describes fundamental particles and forces of nature – hides a terrifying secret: a theoretical composite particle that is so stable it can transform any other particle of matter into a copy of itself.
(20) On Monday, scientists at the Tevatron, which was shut down by the US government last year , fired a parting shot, releasing a fresh analysis that showed their strongest evidence yet for the Higgs boson .
Particle
Definition:
(n.) A minute part or portion of matter; a morsel; a little bit; an atom; a jot; as, a particle of sand, of wood, of dust.
(n.) Any very small portion or part; the smallest portion; as, he has not a particle of patriotism or virtue.
(n.) A crumb or little piece of concecrated host.
(n.) The smaller hosts distributed in the communion of the laity.
(n.) A subordinate word that is never inflected (a preposition, conjunction, interjection); or a word that can not be used except in compositions; as, ward in backward, ly in lovely.
Example Sentences:
(1) Lung sections of rats exposed to quartz particles were significantly different.
(2) In oleate-labeled particles, besides phosphatidic acid the product of PLD action radioactivity was also detected in diglyceride as a result of resident phosphatidate phosphohydrolase, which hydrolyzed the phosphatidic acid.
(3) Subunits maintained under the above ionic conditions were compared with 30S and 50S particles at low (6 mM) magnesium concentration with respect to the reactivity of individual ribosomal proteins to lactoperoxidase-catalyzed iodination.
(4) Charcoal particles coated with the lipid extract were prepared and the suspension inoculated intravenously into mice.
(5) These observations suggest that the liver secretes disk-shaped lipid bilayer particles which represent both the nascent form of high density lipoproteins and preferred substrate for lecithin-cholesterol acyltransferase.
(6) Intramembrane particles (IMP) were quantitatively assessed in the perikaryal plasma membranes of infundibular neurons.
(7) The mode of ribosome degradation under this condition is discussed in terms of differential appearance of these intermediate particles.
(8) When commercial chickens are infected in most sensitive one-day age, the virus titre does not exceed the value of 10(12) particles per 1 ml of plasma.
(9) Interaction of viable macrophages with cationic particles at 37 degrees C resulted in their "internalization" within vesicles and coated pits and a closer apposition between many segments of plasmalemma than with neutral or anionic substances.
(10) A 2-fold increase in the dissolution rate was observed when the same number of particles was immobilized without macrophages.
(11) Photolysis of the photosystem I particles induces a progressive depletion of phylloquinone, however, photochemistry as assayed at room temperature by the photooxidation of P-700 is unaffected.
(12) Taking into account the calculated volume and considering the triangular image as one face of the particle, it is suggested that eIF-3 has the shape of a flat triangular prism with a height of about 7 nm and the above-mentioned side-lengths.
(13) Well defined surface projections could be found in all particle types.
(14) Type C-like particles were found inter- and intracellularly in gland and vessel lumina and scattered in the connective tissue.
(15) The intracellular distribution and interaction of 19S ring-type particles from D. melanogaster have been analysed.
(16) Viral particles in the cultures and the brain were of various sizes and shapes; particles ranged from 70 to over 160 nm in diameter, with a variable position of dense nucleoids and less dense core shells.
(17) In the absence of adequate data exclusively from studies of inhaled particles in people, the results of inhalation studies using laboratory animals are necessary to estimate particle retention in exposed people.
(18) Depletion of extracellular Ca2+ by EGTA [ethylene glycol-bis(beta-aminoethyl ether)-N,N,N'N'-tetraacetic acid] attenuated both [Ca2+]i increase and superoxide production induced by particles.
(19) Completed RNA chains were released from the subviral particles.
(20) Problems of calculations and predictions on more than two particles moving are known in mathematics and physics since a long time already.