Entanglement-seeded, dual, optical parametric amplification
... weak pump beam pumping a nonlinear crystal in the low-gain regime in order to produce spontaneous parametric down-conversion. This output state, taken initially to be 兩1,1典, is then incident on a beam splitter, which leads to the maximally spatially entangled state 共兩2 , 0典 + 兩0 , 2典兲 / 冑2. This sta ...
... weak pump beam pumping a nonlinear crystal in the low-gain regime in order to produce spontaneous parametric down-conversion. This output state, taken initially to be 兩1,1典, is then incident on a beam splitter, which leads to the maximally spatially entangled state 共兩2 , 0典 + 兩0 , 2典兲 / 冑2. This sta ...
Resonances, dissipation and decoherence in exotic and artificial atoms
... the Coulomb potential of the nucleus by an appropriate model of the artificial confinement in the quantum dot, while the electron-electron interaction can be approached exactly in the same way. This raises the question how the electron confinement in the dot should be modelled. The most common choic ...
... the Coulomb potential of the nucleus by an appropriate model of the artificial confinement in the quantum dot, while the electron-electron interaction can be approached exactly in the same way. This raises the question how the electron confinement in the dot should be modelled. The most common choic ...
- Philsci
... seriously ad hoc, in that it consists of two incompatible, conceptually clashing parts, QP and CP. OQT only avoids being a straightforward contradiction by specifying, in an arbitrary, ad hoc way, that QP applies to the quantum system up to the moment of measurement, and CP applies to the final meas ...
... seriously ad hoc, in that it consists of two incompatible, conceptually clashing parts, QP and CP. OQT only avoids being a straightforward contradiction by specifying, in an arbitrary, ad hoc way, that QP applies to the quantum system up to the moment of measurement, and CP applies to the final meas ...
Is the Quantum World Composed of Propensitons
... seriously ad hoc, in that it consists of two incompatible, conceptually clashing parts, QP and CP. OQT only avoids being a straightforward contradiction by specifying, in an arbitrary, ad hoc way, that QP applies to the quantum system up to the moment of measurement, and CP applies to the final meas ...
... seriously ad hoc, in that it consists of two incompatible, conceptually clashing parts, QP and CP. OQT only avoids being a straightforward contradiction by specifying, in an arbitrary, ad hoc way, that QP applies to the quantum system up to the moment of measurement, and CP applies to the final meas ...
Linear Optical Quantum Computing in a Single Spatial Mode
... states for both the target photon (green) and the control photon (red). The target photon is delayed with respect to the control photon, and both are coupled into unbalanced interferometers for conversion of polarization encoding to time encoding. The photons are then combined into a single spatial ...
... states for both the target photon (green) and the control photon (red). The target photon is delayed with respect to the control photon, and both are coupled into unbalanced interferometers for conversion of polarization encoding to time encoding. The photons are then combined into a single spatial ...
Generalized Entropies
... gives an expression for the classical capacity of a classical[29] or a quantum[30] channel, as well as its “reverse” capacity[31]. Additional applications can be found particularly in quantum cryptography (see, e.g., [8, 32, 33]). Smooth entropies also have operational interpretations within thermod ...
... gives an expression for the classical capacity of a classical[29] or a quantum[30] channel, as well as its “reverse” capacity[31]. Additional applications can be found particularly in quantum cryptography (see, e.g., [8, 32, 33]). Smooth entropies also have operational interpretations within thermod ...
Phys. Chem. Chem. Phys. 14, 9411-20
... polynomial scale. Traditionally, those simulations are carried out numerically on classical computers, which are inevitably confronted with the exponential growth of required resources, with the increasing size of quantum systems. Quantum computers avoid this problem, and thus provide a possible sol ...
... polynomial scale. Traditionally, those simulations are carried out numerically on classical computers, which are inevitably confronted with the exponential growth of required resources, with the increasing size of quantum systems. Quantum computers avoid this problem, and thus provide a possible sol ...
Superconducting Circuits and Quantum Computation T. P. Orlando
... coherence. Typically, these variables consist of two quantum states, and the quantum device is called a quantum bit or a qubit. Superconducting quantum circuits have been proposed as qubits, in which circulating currents of opposite polarity characterize the two quantum states. Recent experiments sh ...
... coherence. Typically, these variables consist of two quantum states, and the quantum device is called a quantum bit or a qubit. Superconducting quantum circuits have been proposed as qubits, in which circulating currents of opposite polarity characterize the two quantum states. Recent experiments sh ...
Hydrogen 2
... as before we can combine these two terms together into a single function Yl,mL(,) the Spherical Harmonics, this function combines the and dependent part of the solution. The Spherical represent the solutions to the Schrodinger equation for a particle confined to move on the surface s a sphere ...
... as before we can combine these two terms together into a single function Yl,mL(,) the Spherical Harmonics, this function combines the and dependent part of the solution. The Spherical represent the solutions to the Schrodinger equation for a particle confined to move on the surface s a sphere ...
The additivity problem in quantum information theory
... tensor product H1 ⊗ H2 describes the composite (bipartite) system. Vectors that are not of the form ψ1 ⊗ψ2 , as well as the corresponding pure states, are called entangled. In an entangled pure state of a bipartite quantum system, neither of the parts is in a pure state, in a sharp contrast to the c ...
... tensor product H1 ⊗ H2 describes the composite (bipartite) system. Vectors that are not of the form ψ1 ⊗ψ2 , as well as the corresponding pure states, are called entangled. In an entangled pure state of a bipartite quantum system, neither of the parts is in a pure state, in a sharp contrast to the c ...
Position and momentum in quantum mechanics
... for x = R cos θ + iR sin θ. Thus the integral over the big semicircle gives zero in the limit R → ∞ and we can add it for free. But now we have the integral over a closed contour of a function that is analytic (with no poles) inside the contour. The result is zero. If b < 0, we can “close the contou ...
... for x = R cos θ + iR sin θ. Thus the integral over the big semicircle gives zero in the limit R → ∞ and we can add it for free. But now we have the integral over a closed contour of a function that is analytic (with no poles) inside the contour. The result is zero. If b < 0, we can “close the contou ...
quantum information exchange between photons and atoms
... Quantum information processing tasks have been implemented in various physical platforms. In this thesis, we consider two specific implementations: Part I presents a detailed study of the interaction of a single atom with a light pulse. Part II examines the case of a quantum controlled-phase gate in ...
... Quantum information processing tasks have been implemented in various physical platforms. In this thesis, we consider two specific implementations: Part I presents a detailed study of the interaction of a single atom with a light pulse. Part II examines the case of a quantum controlled-phase gate in ...
What is reality? - Brian Whitworth
... and superposition could be classical processing in another context. The issues now are: ...
... and superposition could be classical processing in another context. The issues now are: ...