helicity
n. [物]螺旋性
词形变化
helicities
复数
helicities
释义与例句
n.
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1.
The quality of being helical.
可数 不可数 -
2.
Any of certain measures of the extent to which vortex lines (in fluid flow) or field lines (in a magnetic or electromagnetic field) kink and twist or link and coil around one another.
可数 不可数 物理 -
3.
The quantized spin component of a moving particle along the direction of its motion.
可数 不可数 物理1989, John Taylor, 17: Gauge theories in particle physics, Paul Davies, The New Physics, Cambridge University Press, 1992, 1st Paperback Edition, page 467, To understand this name, note that the helicity is, roughly speaking, the spin in the direction of motion.