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hep-ph1995
Neutral Kaon decay without symmetry violation: A nonstandard theoretical speculation
Ludger Hannibal
It is shown that if antiparticles are realized in quantum field theory by negative frequency states, which nevertheless have positive energy density, the resulting theory provides…
quant-ph1995
On Hegerfeldt's paradox
Ludger Hannibal
The acausal behavior of relativistic states exhibited by Hegerfeldt is shown not to be present in physical systems described by first order in time evolution equations.