3 papers
quant-ph2026
Local robust shadows on a trapped ion computer -- a case study
Jadwiga Wilkens, Milena Guevara-Bertsch, Marwa Marso +6
We experimentally demonstrate local robust shadows on a trapped-ion quantum computing system, a protocol developed to counteract measurement errors. We alternate between a calibrat…
quant-ph2026
Scalable Determination of Penalization Weights for Constrained Optimizations on Approximate Solvers
Edoardo Alessandroni, Sergi Ramos-Calderer, Michel Krispin +5
Quadratic unconstrained binary optimization (QUBO) provides problem formulations for various computational problems that can be solved with dedicated QUBO solvers, which can be bas…
quant-ph2025
Triangle Criterion: a mixed-state magic criterion with applications in distillation and detection
Zhenhuan Liu, Tobias Haug, Qi Ye +2
We introduce a mixed-state magic criterion, the Triangle Criterion, which plays a role for magic analogous to the Positive Partial Transposition (PPT) Criterion for entanglement: i…