Abstract
In this Letter we obtain explicit expressions of homogeneous propagators for half-integer spin fields and their flat-space limits, showing that propagation is confined inside the light cone. Also, for lower values of spin, flat-space limits are given.
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Lesimple, M. Construction of homogeneous propagators for massive half-integer spin fields in 3+2 De Sitter space, with implications for the massless limit. Letters in Mathematical Physics 15, 143–150 (1988). https://doi.org/10.1007/BF00397835
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DOI: https://doi.org/10.1007/BF00397835