axion

[医] 脑脊髓, 脑脊髓轴

词形变化

axions 复数 axions

释义与例句

n.
  1. 1.

    A hypothetical subatomic particle postulated to resolve certain symmetry problems concerning the strong nuclear force.

    轴子

    物理

    2000 Summer/Fall, John Clarke, Superconductivity: A Macroscopic Quantum Phenomenon, Rene Donaldson, Bill Kirk (editors), Beam Line, Volume 30, Number 2, Stanford Linear Accelerator Center, page 47, The axion is a candidate particle for the cold dark matter that constitutes a large fraction of the mass of the Universe.

词源

Coined by American physicist Frank Wilczek in 1978 after Axion, a brand of laundry detergent, for its -on suffix and the notion that the new particle could "clean up" a problem in physics. Also with relation to the axial current.

来源：wiktionary