Qubit dynamics and the Bloch sphere
Nonequilibrium dynamics of coupled qubit cavity arrays
... Dashed lines in (a) and (b) correspond to the effective spin model in Eq. (4). The solid horizontal lines in (b) are the semiclassical asymptotes for Eq. (5). numerically tractable. For large z, the hopping term is ...
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Dissipative dynamics of a qubit-oscillator system in the ultrastrong coupling and driving regimes
... strong qubit-oscillator coupling g ≫ Γ, where Γ is the width of the damped oscillator, and for small detuning δ = E qb − Ω such an approximation breaks down [86], as coherent exchange processes between TLS and ...
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The dynamics of decision-making in the sphere of skills' formation
... Department for Education and Employment (1998b) Towards a National skills Agenda : First Report of the National Skills Task Force , London : SKTI.. Douglas, J.[r] ...
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SOCIAL SPHERE MODELING BASED ON SYSTEM DYNAMICS METHODS
... social sphere, should be conducted using a system approach that allows combining a set processes taking place in the economic, social, environmental and other sectors of a ...features, dynamics of ...
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Study the Entanglement Dynamics of an Anisotropic Two Qubit Heisenberg XYZ System in a Magnetic Field
... They obtained the similar result that a proper external magnetic field can protect the entanglement from the destructive effect of the intrinsic decoherence. 4. Conclusion In the presence of both external magnetic field ...
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The geometry of single-qubit maps
... MAP DYNAMICS We can simulate a CP map dynamically by coupling the qubit to an ancilla with a time-independant Hamiltonian, evolving the whole system by the unitary, U(t) = exp −iHt ~ , and tracing over the ...
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An example of a Bloch function
... on dynamics and control is scat- tered over a range of journals, books, chapters of books, and a large number of conference proceedings, which are often difficult to obtain, the goal of this special issue of MPE is ...
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Robust charge-based qubit encoding
... Next, the σ π/2 x gate requires inter-dot tunnelling. We allow tunnelling between dots A ↔ D and B ↔ C. Al- lowing A ↔ B and C ↔ D tunneling as well leads to similar dynamics but at the expense of extra control ...
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Divisibility of qubit channels and dynamical maps
... the dynamics standing behind the observed quantum channels, specially in regard to their divisibility prop- erties which in turn determine their markovian or non- markovian ...of qubit channels depending on ...
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Weighted Composition Operators from Logarithmic Bloch Type Spaces to Bloch Type Spaces
... 34 S. Stevi´c, “On a new integral-type operator from the weighted Bergman space to the Bloch-type space on the unit ball,” Discrete Dynamics in Nature and Society, vol. 2008, Article ID 154263, 14 pages, ...
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Bloch Ernst Spirit Utopia
... tion of sheer entertainment, forms the upper space of the transcendent correlation of the Greek style and thus of style as such. But what appears beyond functional form that has forgotten its place, and especially be ...
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Subspace confinement : how good is your qubit?
... of qubit confinement represents one of the first major steps in full qubit ...automated qubit manu- facturing ...observable qubit evolution under an externally controlled driving ...
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Minimax estimation of qubit states with Bures risk
... propose qubit estimation strategies based on separate adaptive measurements, and col- lective measurements, that achieve 1/n scalings for the maximum Bures ...the Bloch vector direction; the length of the ...
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Geometric representation of two-qubit entanglement witnesses
... Bloch sphere. We extend this approach to represent any block-positive two-qubit operator ...the Bloch sphere must represent either a two-qubit state or a two-qubit ...
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Phase-controlled two-qubit quantum gates
... the dynamics of two distinguishable qubits in a one-dimensional harmonic trap assuming that the additional degrees of freedom are suppressed and neglecting decoherence ...
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Probing Majorana edge states with a flux qubit
... the qubit spin couples to a disorder field ...flux qubit allows us to attribute its origin to the dynamics of vortices much more easily and also gives additional tunability of the strength of the ...
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Coexistence of qubit effects
... in the context of an outline theory of approximate joint measurements of noncom- muting sharp qubit observables. A coexistence condition for a wider (though not fully general) class of pairs of qubit ...
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Coexistence of qubit effects
... in the context of an outline theory of approximate joint measurements of noncom- muting sharp qubit observables. A coexistence condition for a wider (though not fully general) class of pairs of qubit ...
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On the qubit routing problem
... the qubit routing ...a qubit with a neighbour, moving it closer to its desired ...Therefore qubit routing forms a necessary stage of any compiler for quantum ...
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Two-qubit pulse gate for the three-electron double quantum dot qubit
... the qubit design, gate-defined Si QDs are the first candidate where the two-qubit pulse gate might be implemented because Si QDs were used for single-qubit pulse gates ...
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