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quant-ph2025
Quantum Field Theory Universality Criterion for Layered Programmable Decompositions
Javier Álvarez-Vizoso, David Barral
The decomposition of arbitrary unitary transformations into sequences of simpler, physically realizable operations is a foundational problem in quantum information science, quantum…
quant-ph2025
Continuous-variable spatio-spectral quantum networks in nonlinear photonic lattices
Natalia Costas, Nadia Belabas, David Barral
Multiplexing information in different degrees of freedom and use of integrated and fiber-optic components are natural solutions to the scalability bottleneck in optical quantum com…