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arxiv: 1104.3771 · v1 · pith:HVE6GHAUnew · submitted 2011-04-19 · 🪐 quant-ph

Geometric phase and gauge theory structure in quantum computing

classification 🪐 quant-ph
keywords operatorevolutiongaugephasestructurecomputingdiscussenergy
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We discuss the presence of a geometrical phase in the evolution of a qubit state and its gauge structure. The time evolution operator is found to be the free energy operator, rather than the Hamiltonian operator.

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