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quant-ph2026
On the existence of fully inseparable biseparable Gaussian states
Olga Leskovjanová, Klára Baksová, Jan Provazník +2
Genuine multipartite entanglement and full inseparability are two inequivalent quantum resources. Even though all genuinely multipartite entangled states are also fully inseparable…
quant-ph2026
Witnesses of non-Gaussian features as lower bounds of stellar rank
Jan Provazník, Šimon Bräuer, Vojtěch Kala +2
Quantum non-Gaussian states and operations serve as fundamental resources for universal quantum computation, error correction, and high-precision metrology, extending beyond the Ga…