
Realization of quantum error correction
... state fidelity after performing the unitary operations of an errorcorrection protocol, but using techniques known not to scale efficiently with the number of qubits7. Furthermore, the ancillae cannot be reset in these experiments, whereas the experiment we describe provides this capability. In princ ...
... state fidelity after performing the unitary operations of an errorcorrection protocol, but using techniques known not to scale efficiently with the number of qubits7. Furthermore, the ancillae cannot be reset in these experiments, whereas the experiment we describe provides this capability. In princ ...
Complete Axiomatizations for Quantum Actions
... particular, we can take weakest preconditions for unitary evolutions (the “quantum gates” of Quantum Computing); more generally, we can apply this to any quantum “action”, i.e. any action that can be obtained from quantum tests φ? and unitary evolutions U via the operations ofSsequential composition ...
... particular, we can take weakest preconditions for unitary evolutions (the “quantum gates” of Quantum Computing); more generally, we can apply this to any quantum “action”, i.e. any action that can be obtained from quantum tests φ? and unitary evolutions U via the operations ofSsequential composition ...
An Effective Quantum Potential for Particle
... quantum-corrected one. The pseudo-differential operator (PDO) for the effective quantum potential we build on here is based on a perturbation theory around thermal equilibrium [1, 2], was first derived in [3], and used to include the interaction between potential wells and single electrons in previo ...
... quantum-corrected one. The pseudo-differential operator (PDO) for the effective quantum potential we build on here is based on a perturbation theory around thermal equilibrium [1, 2], was first derived in [3], and used to include the interaction between potential wells and single electrons in previo ...
Decoherence and the Transition from Quantum to Classical
... encouragement from John Archibald Wheeler in the 1950s, claims to do away with the boundary (Everett 1957, Wheeler 1957). In this interpretation, the entire universe is described by quantum theory. Superpositions evolve forever according to the Schrödinger equation. Each time a suitable interaction ...
... encouragement from John Archibald Wheeler in the 1950s, claims to do away with the boundary (Everett 1957, Wheeler 1957). In this interpretation, the entire universe is described by quantum theory. Superpositions evolve forever according to the Schrödinger equation. Each time a suitable interaction ...
Very brief introduction to Conformal Field Theory
... The entanglement entropy in a bipartition A U B scales as ...
... The entanglement entropy in a bipartition A U B scales as ...
Quantum tunneling and stochastic resonance - Physik Uni
... Here, v a 5 @ V 9 (q a )/M # 1/2 is the angular frequency of small oscillations about the metastable minimum at q a , v b 5 @ 2V 9 (q b )/M # 1/2, and V b are the angular barrier frequency and barrier height located at q b ~see also Fig. 1!. Finally, the friction-renormalized angular barrier frequen ...
... Here, v a 5 @ V 9 (q a )/M # 1/2 is the angular frequency of small oscillations about the metastable minimum at q a , v b 5 @ 2V 9 (q b )/M # 1/2, and V b are the angular barrier frequency and barrier height located at q b ~see also Fig. 1!. Finally, the friction-renormalized angular barrier frequen ...