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1971•Physical review. D. Particles, fields, gravitation, and cosmology/Physical review. D. Particles and fieldsOpen access

Invariant Amplitudes for Photon Processes

William A. Bardeen, Wu-Ki Tung

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Abstract

From Eqs. (10}and (ll) it follows that Bx Bx x 0 Sf&(x).Bx (12)The last equation implies that (a/ Sx) S~( x} is a four-vector.This condition implies in turn that S', ( ~x) is a Lorentz scalar.From Eq. (11}we con- clude that S~(x) is a Lorentz scalar if and only if

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From Eqs. (10}and (ll) it follows that Bx Bx x 0 Sf&(x).Bx (12)The last equation implies that (a/ Sx) S~( x} is a four-vector.This condition implies in turn that S', ( ~x) is a Lorentz scalar.From Eq. (11}we con- clude that S~(x) is a Lorentz scalar if and only if

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Available abstract

From Eqs. (10}and (ll) it follows that Bx Bx x 0 Sf&(x).Bx (12)The last equation implies that (a/ Sx) S~( x} is a four-vector.This condition implies in turn that S', ( ~x) is a Lorentz scalar.From Eq. (11}we con- clude that S~(x) is a Lorentz scalar if and only if

Key concepts: Physics, Helicity, Invariant (physics), Scattering amplitude, Amplitude, Compton scattering, Photon, Gravitational singularity

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