A single-quadrature homodyne measurement can witness quantum non-Gaussianity and lower-bound stellar rank by detecting zeros in the quadrature distribution.
Revealing nonclassicality beyond Gaus- sian states via a single marginal distribution
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Detecting quantum non-Gaussianity with a single quadrature
A single-quadrature homodyne measurement can witness quantum non-Gaussianity and lower-bound stellar rank by detecting zeros in the quadrature distribution.