2017/02/28 by Carles Batlle, Joaquim Gomis, Luca Mezincescu +1 · 1 citation
Physics and Astronomy · Mathematics · #hep-th #math-ph #math.MP
paper · pdf · doi:10.1007/jhep04(2017)120
9 pages. v3 incorporates minor corrections and clarifications to v2, to accord with published version
arxiv created 2017/04/23 · arxiv updated 2017/05/24
The Souriau massless Galilean particle of "colour" k and spin s is shown to be the Galilean limit of the Souriau tachyon of mass m = ik and spin s. We compare and contrast this result with the recent Galilean limit of the Nambu-Goto string and the Green-Schwarz superstring.