Abstract
We study the multiloop amplitudes of the light-cone gauge closed bosonic string field theory for d ≠ 26. We show that the amplitudes can be recast into a BRST invariant form by adding a nonstandard worldsheet theory for the longitudinal variables X ± andthereparametrizationghostsystem. Theresultsobtainedinthispaperforbosonic strings provide a first step towards the examination whether the dimensional regularization works for the multiloop amplitudes of the light-cone gauge superstring field theory.
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ArXiv ePrint: 1307.6001
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Ishibashi, N., Murakami, K. Multiloop amplitudes of light-cone gauge bosonic string field theory in noncritical dimensions. J. High Energ. Phys. 2013, 53 (2013). https://doi.org/10.1007/JHEP09(2013)053
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DOI: https://doi.org/10.1007/JHEP09(2013)053