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Non-uniqueness of the supersymmetric extension of the O(3) σ-model

Journal of High Energy Physics (2017) 2017(11)
DOI: 10.1007/JHEP11(2017)141
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Abstract

We study the supersymmetric extensions of the O(3) σ-model in 1+1 and 2+1 dimensions. We show that it is possible to construct non-equivalent supersymmetric versions of a given model sharing the same bosonic sector and free from higher-derivative terms.

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Queiruga, J. M., & Wereszczynski, A. (2017). Non-uniqueness of the supersymmetric extension of the O(3) σ-model. Journal of High Energy Physics, 2017(11). https://doi.org/10.1007/JHEP11(2017)141

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