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YUKAWA POTENTIAL

A potential function of the form_ Vg exp -kr rr being distance. Characterizes the meson field surrounding a nucleon. The exponential tail of the Yukawa potential extends with appreciable strength to larger values of r than does that of the coulomb potential,

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YUKAWA POTENTIAL, COULOMB SCATTERING

Scattering of particles by action of coulomb force.

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YUV SIGNALS

In the PAL colour TV system, Y is the luminance component and U and V are the colour difference signals, B-Y and R-Y respectively.

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