nLab Massimo Porrati

Selected writings

Selected writings

On the Schwinger effect seen in open string theory:

On adjustments of the action functional for spin massive 3/23/2-particles (Rarita-Schwinger field) by non-minimal coupling that evades the Velo-Zwanziger problem:

  • Massimo Porrati, Rakibur Rahman, Causal Propagation of a Charged Spin 3/2 Field in an External Electromagnetic Background, Phys. Rev. D 80 025009 (2009) [arXiv:0906.1432]

Discussion of the Velo-Zwanziger problem for the higher string excitations that appear in string theory:

On supergravity models of cosmic inflation:

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Last revised on June 12, 2026 at 11:55:51. See the history of this page for a list of all contributions to it.