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quant-ph2005★ 218 cited
Spin Chains as Perfect Quantum State Mirrors
Peter Karbach, Joachim Stolze
Quantum information transfer is an important part of quantum information processing. Several proposals for quantum information transfer along linear arrays of nearest-neighbor coup…
quant-ph2004★ 44 cited
Quantum Branching Programs and Space-Bounded Nonuniform Quantum Complexity
M. Sauerhoff, D. Sieling
In this paper, the space complexity of nonuniform quantum computations is investigated. The model chosen for this are quantum branching programs, which provide a graphic descriptio…