PIC simulations with a broad Cauchy momentum distribution show electrostatic instabilities dominate for dilute warm pair beams, with an extrapolated astrophysical energy loss near 4 percent and negligible angular broadening.
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Simulations of Astrophysically Relevant Pair Beam Instabilities in a Laboratory Context
PIC simulations with a broad Cauchy momentum distribution show electrostatic instabilities dominate for dilute warm pair beams, with an extrapolated astrophysical energy loss near 4 percent and negligible angular broadening.