Hubbard model description of silicon spin qubits: charge stability
... the Coulomb blockade plateaus in which some particular set of electron occupancy (n1 , n2 ) is maintained; the colored lines separating the white regimes represent the electron tunneling changing the occupancy by integer numbers. Fig. 2(a)-(c) show similar results in Si/SiGe structures, reproduced f ...
... the Coulomb blockade plateaus in which some particular set of electron occupancy (n1 , n2 ) is maintained; the colored lines separating the white regimes represent the electron tunneling changing the occupancy by integer numbers. Fig. 2(a)-(c) show similar results in Si/SiGe structures, reproduced f ...
Quantum Monte Carlo study of a disordered 2D Josephson junction array
... calculations. First, at values of n close to 0 or 1, disorder reduces the stability region of the insulating phase, whereas near n ¼ 1=2, disorder increases the region in which the insulating phase is stable. These effects are readily understood: a finite disorder means that one is effectively calcul ...
... calculations. First, at values of n close to 0 or 1, disorder reduces the stability region of the insulating phase, whereas near n ¼ 1=2, disorder increases the region in which the insulating phase is stable. These effects are readily understood: a finite disorder means that one is effectively calcul ...
Decoherence, non-Markovianity and quantum estimation in qubit
... quantity which flips between two values with a switching rate γ. Examples of fluctuators are dynamical defects which randomly switch between two metastable states. This noise affect numerous devices based on semiconductors, superconductors and normal metals [37–44]. It also represents the building b ...
... quantity which flips between two values with a switching rate γ. Examples of fluctuators are dynamical defects which randomly switch between two metastable states. This noise affect numerous devices based on semiconductors, superconductors and normal metals [37–44]. It also represents the building b ...
Quantum measurements of coupled systems * L. Fedichkin, M. Shapiro,
... III. TIME EVOLUTION OF THE DENSITY MATRIX ...
... III. TIME EVOLUTION OF THE DENSITY MATRIX ...
Topological Hunds rules and the electronic properties of a triple
... analyze in detail the ordering of energy levels, the spacing of Coulomb blockade peaks and the charging and spin phase diagram of this shell. We demonstrate that the energy levels of the molecule are related to the total spin of electrons but not directly related to the charge e. We find the spin si ...
... analyze in detail the ordering of energy levels, the spacing of Coulomb blockade peaks and the charging and spin phase diagram of this shell. We demonstrate that the energy levels of the molecule are related to the total spin of electrons but not directly related to the charge e. We find the spin si ...
Theory of x-ray absorption by laser-dressed atoms
... subject of an ongoing experiment at Argonne National Laboratory and motivated our theoretical studies. Certain aspects of the theory of x-ray absorption by laser-dressed atoms were analyzed in Refs. 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17. Freund [6] treats the simultaneous absorption of one lase ...
... subject of an ongoing experiment at Argonne National Laboratory and motivated our theoretical studies. Certain aspects of the theory of x-ray absorption by laser-dressed atoms were analyzed in Refs. 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17. Freund [6] treats the simultaneous absorption of one lase ...
Spin-Orbit Coupling for Photons and Polaritons in
... where the âj operator destroys a polariton in site j ¼ 1; …; 6 and t is the tunneling probability. This Hamiltonian is analogous to that describing the tunneling between electronic pz states of the C6 H6 benzene molecule. The eigenfunctions are delocalized over the whole structure, with a lobe cent ...
... where the âj operator destroys a polariton in site j ¼ 1; …; 6 and t is the tunneling probability. This Hamiltonian is analogous to that describing the tunneling between electronic pz states of the C6 H6 benzene molecule. The eigenfunctions are delocalized over the whole structure, with a lobe cent ...
Quantum rings for beginners: energy spectra and persistent currents
... continuum model the electron–electron interaction is usually the normal Coulomb interaction (e2 =4 0 r). In the case of a small number of electrons (typically N ¡ 10) the many-particle problem is well de;ned in both models and can be solved with numerical diagonalization techniques for a desired nu ...
... continuum model the electron–electron interaction is usually the normal Coulomb interaction (e2 =4 0 r). In the case of a small number of electrons (typically N ¡ 10) the many-particle problem is well de;ned in both models and can be solved with numerical diagonalization techniques for a desired nu ...
How to reuse a one-time pad and other notes on... of quantum information
... view of key recycling. Namely, we imagine that Eve may know exactly what state is being sent. However, as in 关4兴 we will assume that Eve has not already managed to acquire part of the state 关16兴. We will then see that Eve cannot learn too much about the private key because she cannot access all the ...
... view of key recycling. Namely, we imagine that Eve may know exactly what state is being sent. However, as in 关4兴 we will assume that Eve has not already managed to acquire part of the state 关16兴. We will then see that Eve cannot learn too much about the private key because she cannot access all the ...
Introduction to Quantum Computation THE JOY OF ENTANGLEMENT
... mechanics is incomplete, as EPR claimed. These hidden variables are local because their local interaction with a measuring device determines the measurement result. To be explicit, let us assume that the particles reach Alice and Bob with prepared answers to the questions that Alice and Bob ask. The ...
... mechanics is incomplete, as EPR claimed. These hidden variables are local because their local interaction with a measuring device determines the measurement result. To be explicit, let us assume that the particles reach Alice and Bob with prepared answers to the questions that Alice and Bob ask. The ...
Introduction to Particle Physics
... Classical gravitation, electromagnetism, and the strong interaction are invariant under charge C and parity P (”Mirror symmetry”) transformations Yang and Lee: P could be violated in EW interactions Observation by Wu: cryogenic Co60 in strong magnetic field → strong asymetry of direction of ...
... Classical gravitation, electromagnetism, and the strong interaction are invariant under charge C and parity P (”Mirror symmetry”) transformations Yang and Lee: P could be violated in EW interactions Observation by Wu: cryogenic Co60 in strong magnetic field → strong asymetry of direction of ...
Local Reduction in Physics - PhilSci
... as briefly discussing possible expansions of this analysis to fixed-system, intermodel reduction involving other types of model. Section 4 describes a general mathematical relationship between dynamical systems models that serves to underwrite many real instances of fixed-system, inter-model reducti ...
... as briefly discussing possible expansions of this analysis to fixed-system, intermodel reduction involving other types of model. Section 4 describes a general mathematical relationship between dynamical systems models that serves to underwrite many real instances of fixed-system, inter-model reducti ...
Physical Limits of Computing
... Anyway, regardless of our state of knowledge, note that the sum of the system's entropy and its known information is always conserved. Known information and entropy are just two forms of the same fundamental quantity, somewhat analogously to kinetic and potential energy. Whether a system contains kn ...
... Anyway, regardless of our state of knowledge, note that the sum of the system's entropy and its known information is always conserved. Known information and entropy are just two forms of the same fundamental quantity, somewhat analogously to kinetic and potential energy. Whether a system contains kn ...
Quantum dynamics in strong fluctuating fields - Physik Uni
... transfer processes. Here, a multi-state tunnelling problem naturally emerges with the tight-binding model serving as one of the simplest theoretical frameworks. The primary problem is to describe the influence of the environmental degrees of freedom on the quantum dynamics of interest. Many different ...
... transfer processes. Here, a multi-state tunnelling problem naturally emerges with the tight-binding model serving as one of the simplest theoretical frameworks. The primary problem is to describe the influence of the environmental degrees of freedom on the quantum dynamics of interest. Many different ...
Chapter 2. The Mathematical Structure of CTL
... NL(3,·0 ) and study its formal properties. A very useful survey of the field of substructural logics is given in [Res00]. We start by introducing the algebraic principle of residuation which lies at the heart of NL and NL(3). We then present the Gentzen-style sequent calculus and the Kripke interpre ...
... NL(3,·0 ) and study its formal properties. A very useful survey of the field of substructural logics is given in [Res00]. We start by introducing the algebraic principle of residuation which lies at the heart of NL and NL(3). We then present the Gentzen-style sequent calculus and the Kripke interpre ...