Derives covariant superspace constraints from BRST invariance and worldsheet conservation that recover standard 10D supersymmetry in flat space and require a normalizable spinor superfield for global supersymmetry in curved superspace.
Conformal Invariance of the Pure Spinor Superstring in a Curved Background
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abstract
It is shown that the pure spinor formulation of the heterotic superstring in a generic gravitational and super Yang-Mills background has vanishing one-loop beta functions.
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2026 1verdicts
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A note on conserved worldsheet supercharges in heterotic pure spinor superstring
Derives covariant superspace constraints from BRST invariance and worldsheet conservation that recover standard 10D supersymmetry in flat space and require a normalizable spinor superfield for global supersymmetry in curved superspace.