DDF operators in the hybrid formalism

Autor: Kiarash Naderi
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: Journal of High Energy Physics, Vol 2022, Iss 12, Pp 1-33 (2022)
Druh dokumentu: article
ISSN: 1029-8479
DOI: 10.1007/JHEP12(2022)043
Popis: Abstract String theory with one unit of NS-NS flux on AdS3 × S3 × 𝕋4 has been recently realised to be the exact dual of the symmetric orbifold of 𝕋4. In the hybrid formalism of Berkovits, Vafa and Witten and using the free-field realisation of psu $$ \mathfrak{psu} $$ (1, 1|2)1, the DDF operators of the free bosons and the free fermions of 𝕋4 are constructed. It is shown that these DDF operators reproduce the whole spectrum of the space-time theory on the world-sheet and therefore provide a derivation of the dual spectrum from first-principles.
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