ELEMENTARY PARTICLES, table

Elementary Particles
LeptonsParticleSymbolMass (MeV/c2)Electric Charge
electrone-0.511−1
muonμ-105.7−1
tauτ1784.1−1
electron neutrinoνe<7.3×10−60
muon neutrinoνμ<0.270
tau neutrinoντ<350
Quarks1
downd5–15− 1 / 3
upu2–8 2 / 3
stranges100–300− 1 / 3
charmc1300–1700 2 / 3
bottomb4700–5300− 1 / 3
topt>91,000 2 / 3
Gauge Bosons
photonγ00
gluong00
W-bosonW80,2001
Z-bosonZ91,1700
Some Sample HadronsParticleSymbolMass (MeV/c2)Electric ChargeQuark Content
positive pionπ+139.61ud
positive kaonK+493.71us
protonp938.31uud
neutronn939.60udd
lambdaΛ1115.60uds
>

For each of these particles, except the photon, gluon, and Z-boson, there is an antiparticle with the same mass and opposite charge. In most cases the antiparticle is denoted by an overbar over the particle symbol (e.g., the symbol for the antiproton is p.

1
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1

 Because quarks cannot be isolated, the masses given for them are approximate.

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The Columbia Encyclopedia, Sixth Edition Copyright© 2004, Columbia University Press. Licensed from Lernout & Hauspie Speech Products N.V. All rights reserved.

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books on: Elementary Particles table  - 150 results

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...flatworms studied a cubic crystal of table salt and concluded that a salt...found that there are three such particles with spins of - 1, 0, and...flatland space. For salt crystals or elementary particles, the description is simpler in...
...for common physical and chemical properties, including ultraviolet spectra fig. 2 , elementary composition, as well as solubility and color reactions table 1 . Of the synthetic lignins tabulated, the product isolated from celery
...discoveries is given in table 1.1. This story is not...few gaps in the periodic table. The last gap to be filled...beams of pure atoms or pure elementary particles such as neutrons. These particles can be fired at each other...
...Stavy, 1988b , as can be seen in Table 6.1 . When directly asked what...25 a 80 b Distance between particles -- -- -- -- 25 70 Motion of particles -- -- -- -- 10 20 Arrangement of particles -- -- -- -- 5 5 Attraction forces...
...With a device called a particle accelerator, tiny particles can Observe the path...has to be bombarded by particles such as neutrons (uncharged particles inside an atoms nucleus...Lay a cloth towel on a table to keep the marbles from...
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journal articles on: Elementary Particles table  - 124 results

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...a number of settings from elementary school to university, with...methods classes preparing elementary school teachers can model...the two learning methods. Table 2 shows which concepts were...or two activities each at tables around the classroom. The...50) =. 05, p >.05. Table 5 shows the means and standard...visual comparison between Tables 5 and 4 shows that without...
...fuel-producing area as the elementary students in the study sample...important role of teaching elementary students science, among other...misconceptions expressed by elementary children concerning fossil...their responses are shown in Table 6. The results of this survey...
...to the surface of the BDS particles. For undetermined reasons, occasional burns yielded particles that did not fluoresce in...fluorescence. These were not used. Particle size distribution. Most particles in freshly generated BDS are...particles are PM.sub.2.5 (Table 1). Elemental analyses...
...environments. Table 3. Ratios between...indoor and outdoor particle counts (particles/cm.sup.3...significantly greater particle counts and mass...particularly for smaller particle sizes (Table 4). For particles is greater than...
...the belief that particles move forward in...arrive (Group 2 in Table 1). Most students...moving path of the particle. Some drawings...fourth group (Table 1) exhibited...the motion of particles in a medium...learned about the particle motion of longitudinal...fifth group (Table 1) lacked basic...example, "the particle should move forward...should carry their particles to the destination...
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magazine articles on: Elementary Particles table  - 19 results

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...extraordinarily hot soup of elementary particles created by the Big Bang...of earthbased time (table on p. 60), and claiming...Hubble constant (see any elementary book on cosmology...Blueshift (z+1)" in the Table on p. 60, which lists...
...be determined by the particles speed and mass; the heavier and faster the particle, the shorter its wavelength...20-by-20-foot table at the National Institute...the worlds largest particle accelerator, the Large...called supersymmetric particles--sparticles...neutrinos, and other elementary particles that fill...
...52 of them out face-up on the table, in four columns of thirteen...likely once it is laid out on the table. Ross has no way of knowing what...parameters such as the masses of the elementary particles. We can make some estimates for...
...Enlightenment, and the Internet." The Periodic Table, Kroto demonstrated, is based on the numbers 1...field theory of all the fundamental forces and all the elementary particles. Yet Gell-Mann scorned the often-used phrase...
...including, for example, particle-antiparticle pairs popping...generate all interactions between elementary particles based on abstract symmetry...at random, somewhat like a particle-antiparticle pair or multiple...a predetermined but hidden table. In other words, there is...
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newspaper articles on: Elementary Particles table  - 3 results

 
 
...PTO of J.B. Nelson Elementary School, 334 William...art submitted from elementary students in Batavia...Beams for Mysterious Particles" by Fermilab scientist...Street in Batavia. New particle accelerators that produce...neutrino beams and particle detectors the size...hands-on building table will be available and...
...could be used for a future elementary school. This zone extends...especially the smallest particles, can be inhaled into the...lowering of the local water table that would occur due to the...effect will be when water tables rise during large winter storms...groundwater will cause water tables outside the aquaclude to rise...
...Kang, 10, a fifth-grader at Hawthorn Elementary North in Vernon Hills. Honey from bees...making the sticky goo clear. Its the particles and crystalline pieces you might find...If you have a cute honey pot for your table, Krengel says to fill it with only enough...


 

encyclopedia articles on: Elementary Particles table  - 6 results

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ELEMENTARY PARTICLES (table) Elementary Particles Leptons Particle Symbol Mass (MeV/c 2 ) Electric Charge electron e - 0.511 1 muon - 105.7 1 tau 1784.1 1 electron neutrino e <7.3O10 6 0 muon neutrino <0.27 0 tau neutrino <35 0...
...and the W and Z particles are bosons. Basic categories of particles have also been...according to other particle behavior. The...strongly interacting particles were classified...circuit. See table entitled Elementary Particles . Conservation...
...being an uncharged particle and the proton a positively...has shown that all particles in motion also have...properties. For a particle the size of an electron...tiny, indivisible particles in constant motion...Dalton to the Periodic Table Modern atomic theory...between the hundreds of elementary particles that have...
...that light is composed of tiny particles, or corpuscles, whose behavior...of motion the motion of the particles of which substances are composed...as a large aggregate of many particles and applies statistical methods...Mendeleev, in his periodic table, showed how the chemical elements...
PROTON elementary particle having a single...see periodic table ). The mass...scattering of alpha particles; in 1919 he...baryon class of elementary particles . The proton...triplets of the elementary particle called the quark...
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