3 papers
quant-ph2025
Fundamental Quality Bound on Optical Quantum Communication
Tobias Rippchen, Ludovico Lami, Gerardo Adesso +1
Sending quantum information reliably over long distances is a central challenge in quantum technology in general, and in quantum optics in particular, since most quantum communicat…
quant-ph2025
Quantum Entropy Prover
Shao-Lun Huang, Tobias Rippchen, Mario Berta
Information inequalities govern the ultimate limitations in information theory and as such play an pivotal role in characterizing what values the entropy of multipartite states can…
quant-ph2024
Locally-Measured Rényi Divergences
Tobias Rippchen, Sreejith Sreekumar, Mario Berta
We propose an extension of the classical Rényi divergences to quantum states through an optimization over probability distributions induced by restricted sets of measurements. In p…