Used the Definition Angle of Alpha Particles to Describe
Resnick - Quantum Physics Of Atoms Molecules Solids Nuclei And Particles. The coordinate system used to describe the motion of particles in an accelerator has three orthogonal axes. Physics Symbols List Physics Symbols Cool Science Facts Science Symbols Science Formulas Represents an angle-position correlation of particles in the beam. . This definition is equivalent to the geometric emittance in the case of an elliptical particle distribution in phase space. The macroscopically large coherent component plus noise in the electromagnetic field as given by Glaubers description. Both are examples of macroscopic quantum coherence. The reduced density matrices used to describe macroscopic quantum coherence in superfluids are formally the same as the correlation functions used to describe orders of coherence in radiation. The emittance may also be expressed as the determinant of the variance.