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A hypothetical boson having no charge or spin and small mass, proposed to explain the existence of certain symmetries of the strong nuclear force.


(Atomic Physics) physics a hypothetical neutral elementary particle postulated to account for certain conservation laws in the strong interaction
[C20: from axi(om) + -on]


(ˈæk siˌɒn)

an elementary particle having no charge, zero spin, and small mass, postulated to exist by some forms of quantum chromodynamics.
[1978; axi(al) + -on1]
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Lescheos says that Axion was the son of Priam and was slain by Eurypylus, the son of Euaemon.
Nanion Technologies, a major supplier of automated patch clamp platforms, and Axion Biosystems, originator of the first high output microelectrode array system, recently declared a distribution joint venture in Europe and China.
Summary: Axion International (OTCBB: AXIH), producer of the world's strongest recycled composite plastic industrial building products and railroad ties, announced today the successful completion of its first project with ONCF, the national railway of Morocco.
Twenty-three cars - including a Jeep Cherokee entered by Axion Racing of Westlake Village - will set off at 6:30 a.
CAS is also at the core of the Axion architecture from Avamar.
Products available for sales include our award winning Axion 3D World Atlas (CD-ROM and Network Versions), Humanscope and Humanscope Professional, Axion Cartographic Map Projections of the World.
AXION announces the first trials of its ECOTRAX[R] composite railroad ties in Southeast Asia.
Zhang and his colleagues described an experimental set-up that could detect for the first time the axion, a theoretical tiny, lightweight particle conjectured to permeate the universe.
Axion bridge systems like this one in Ohio that span 15' to 25' lengths are competitive with traditional building products on the first-cost investment and provide great value when considering long-term maintenance over the life of the structure.
These two shows in particular are exactly the kinds of industry gatherings Axion should be participating in now that we've established ourselves in the railroad and infrastructure building industries," stated Axion's Director of Business Development, William Jordan.
The economics behind the availability of hard-woods, especially in longer lengths, varies around the world, and so we at Axion want to uncover those opportunities and offer a consistent product at a competitive price worldwide," commented Cory Burdick, Axion's ECOTRAX[TM] Sales Manager.