neutral particle


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neutral particle

[′nü·trəl ′pärd·ə·kəl]
(particle physics)
A particle that carries no electric charge.
References in periodicals archive ?
Neutral particles including massless radiation photons are located on the real energy axis.
When physicists first postulated its existence, the neutrino has to be a neutral particle of 0 rest mass, which was needed to properly balance energy in certain radioactive decays.
Shinichi Ishida, Head of Tokamak Program Division at JAERI said, "This means an important technical accomplishment for continuous injection of a negative-ion based neutral particle beam in the fusion reactors.
The incoming particles from the galaxy are made up of negatively-charged electrons, positively-charged atoms called ions, neutral particles and dust.
Among specific topics are modeling plasma flow with particle classes for different charge carriers and neutral particles, particle interactions in oscillatory Stokes flow, global eigenmodes of free-interface vertical liquid sheet flows, horizontal air-water flow pattern recognition, and pore-scale observation of surfactant flooding for weakly water-wet porous media.
IBEX measures the neutral particles created by collisions at the solar system's boundaries.
Lead author David McComas, IBEX principal investigator at Southwest Research Institute in San Antonio, Texas, said IBEX was able to image neutral particles which allowed for the observation of the solar system's tail.
We find that in the longitudinal mode of propagation the dispersion relation is modified due to the pressure of neutral particles, thermal conductivity and arbitrary radiative heat-loss functions.
plasma An electrically neutral, highly ionized gas made of ions, electrons and neutral particles.
Neutral particles, electrons and positively or negatively charged atoms and molecules comprise plasma, the fourth state of matter.
Isotopes are atoms that have the same number of protons, or positively charged particles, but a different number of neutrons, or electrically neutral particles, from other atoms of the same element.