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quant-ph2026
Exact Virtual Channel Programming with Vanishing Excess Overhead
Mingrui Jing, Mengbo Guo, Hongshun Yao +1
A finite-dimensional physical processor cannot exactly program a continuous family of distinct unitary channels. We show that this obstruction becomes quantitative when the target…
quant-ph2025
Programmable Open Quantum Systems
Mingrui Jing, Mengbo Guo, Lin Zhu +2
Programmability is a unifying paradigm for enacting families of quantum transformations via fixed processors and program states, with a fundamental role and broad impact in quantum…