Seeing a single photon without destroying it
... annihilate photons and convert them into electrical signals, making it impossible to see a single photon twice. But this limitation is not fundamentalÐquantum non-demolition strategies1±3 permit repeated measurements of physically observable quantities, yielding identical results. For example, quant ...
... annihilate photons and convert them into electrical signals, making it impossible to see a single photon twice. But this limitation is not fundamentalÐquantum non-demolition strategies1±3 permit repeated measurements of physically observable quantities, yielding identical results. For example, quant ...
Quantum computation with two-electron spins in
... level system that can be in a superposition of its two basis states. There are many different proposals for implementing qubits, but one of the most promising ones is to encode the qubit using electron spins trapped in semiconductor quantum dots. These systems, the confinement of the electrons in the ...
... level system that can be in a superposition of its two basis states. There are many different proposals for implementing qubits, but one of the most promising ones is to encode the qubit using electron spins trapped in semiconductor quantum dots. These systems, the confinement of the electrons in the ...
CHAPTER 6: Quantum Mechanics II
... must be single valued. For finite potentials, the wave function and its derivative must be continuous. This is required because the second-order derivative term in the wave equation must be single valued. (There are exceptions to this rule when V is infinite.) In order to normalize the wave function ...
... must be single valued. For finite potentials, the wave function and its derivative must be continuous. This is required because the second-order derivative term in the wave equation must be single valued. (There are exceptions to this rule when V is infinite.) In order to normalize the wave function ...
Modeling Molecular Structures with HyperChem
... formation of molecules for which a force field is available. It is a good way to compare different conformations of the same molecule, for instance. However, molecular mechanics have two weaknesses. First, force fields are based on the properties of known, similar molecules. If one interested in the ...
... formation of molecules for which a force field is available. It is a good way to compare different conformations of the same molecule, for instance. However, molecular mechanics have two weaknesses. First, force fields are based on the properties of known, similar molecules. If one interested in the ...
`Bound` states of an electron in the far
... Abstract. The classical and quantum mechanics of an electron moving in the field of an electric dipole is studied in some detail. It is shown that there exists a family of circular orbits lying on the surface of a half-cone stretching from the site of the dipole to infinity. All these orbits have th ...
... Abstract. The classical and quantum mechanics of an electron moving in the field of an electric dipole is studied in some detail. It is shown that there exists a family of circular orbits lying on the surface of a half-cone stretching from the site of the dipole to infinity. All these orbits have th ...
5.3 Atomic Emission Spectra and the Quantum Mechanical Model
... Atomic Emission Spectra A prism separates light into the colors it contains. White light produces a rainbow of colors. ...
... Atomic Emission Spectra A prism separates light into the colors it contains. White light produces a rainbow of colors. ...
Inconsistency in Classical Electrodynamics
... Lorentz-force equation of motion ignores any effect that the self-field of a charge has on its motion.4 The standard theory treats charged particles as sources of fields and as being affected by fields—yet not by the total field, which ought to include a contribution from the charge itself, but only ...
... Lorentz-force equation of motion ignores any effect that the self-field of a charge has on its motion.4 The standard theory treats charged particles as sources of fields and as being affected by fields—yet not by the total field, which ought to include a contribution from the charge itself, but only ...
SOME CONVEXITY AND SUBADDITIVITY
... given a measure preserving transformation T on a probability space Ü, Kolmogorov and Sinai [2] have been able to define the entropy of T by making use of (2) in such a way that the entropy is invariant under isomorphism. There exists an analogous notion of a measure preserving transformation in a Hi ...
... given a measure preserving transformation T on a probability space Ü, Kolmogorov and Sinai [2] have been able to define the entropy of T by making use of (2) in such a way that the entropy is invariant under isomorphism. There exists an analogous notion of a measure preserving transformation in a Hi ...
StMalloQuantumComputing
... Quantum Latin word meaning “some quantity”. In physics used with the same meaning as the word discrete in mathematics, i.e., some quantity or variable that can take only sharply defined values as opposed to a continuously varying quantity. The concepts continuum and continuous are known from geome ...
... Quantum Latin word meaning “some quantity”. In physics used with the same meaning as the word discrete in mathematics, i.e., some quantity or variable that can take only sharply defined values as opposed to a continuously varying quantity. The concepts continuum and continuous are known from geome ...
Phys. Rev. Lett. 104, 255303
... hopping strength, Hubbard interaction, and chemical potential, and ! ¼ e2i . We use the Landau gauge, with the vector potential vanishing on links in the x direction, which is both theoretically convenient and best suited to experiments using an optically induced gauge potential [11,12]. For rotat ...
... hopping strength, Hubbard interaction, and chemical potential, and ! ¼ e2i . We use the Landau gauge, with the vector potential vanishing on links in the x direction, which is both theoretically convenient and best suited to experiments using an optically induced gauge potential [11,12]. For rotat ...
Physics at the FQMT`04 conference
... classical and quantum features of microscopic and macroscopic states and their relation to the decoherence, dephasing, relaxation of systems, dissipation and quantum measurement problems is needed to understand behaviour of small ‘‘mesoscopic’’ systems. Since during measurements, systems can be very ...
... classical and quantum features of microscopic and macroscopic states and their relation to the decoherence, dephasing, relaxation of systems, dissipation and quantum measurement problems is needed to understand behaviour of small ‘‘mesoscopic’’ systems. Since during measurements, systems can be very ...
Perturbation Theory and Atomic Resonances Since Schrödinger`s
... in powers of κ for the eigenvalues and eigenfunctions of a family of linear operators of the form H0 + κW . At first order he recaptured the formulae of Epstein [45, 46] for the shifts in the spectral lines, and with the more systematic procedure he was able to obtain second-order corrections and be ...
... in powers of κ for the eigenvalues and eigenfunctions of a family of linear operators of the form H0 + κW . At first order he recaptured the formulae of Epstein [45, 46] for the shifts in the spectral lines, and with the more systematic procedure he was able to obtain second-order corrections and be ...
Nature template - PC Word 97
... of duration T during which a large number of tunnelling events are counted. The timetrace is divided into a large number N of time segments of length t . From the number of electrons counted in each time segment we find the probability distribution Pn from which the cumulants as functions of measure ...
... of duration T during which a large number of tunnelling events are counted. The timetrace is divided into a large number N of time segments of length t . From the number of electrons counted in each time segment we find the probability distribution Pn from which the cumulants as functions of measure ...
Classical Particles Having Complex Energy Exhibit Quantum
... Subsequently, studies of the complex extensions of conventional classical-mechanical systems were undertaken: The remarkable properties of complex classical trajectories were examined in Refs. [5, 6, 7, 8, 9]; the complex behavior of the pendulum, the Lotka-Volterra equations for population dynamics ...
... Subsequently, studies of the complex extensions of conventional classical-mechanical systems were undertaken: The remarkable properties of complex classical trajectories were examined in Refs. [5, 6, 7, 8, 9]; the complex behavior of the pendulum, the Lotka-Volterra equations for population dynamics ...
Inferring latent structures via information inequalities
... a larger number of variables. This may have practical and statistical advantages. Secondly, we point out applications to tests for quantum non-locality. In Sec. 4.3 we consider the problem of distinguishing between different hidden common ancestors causal structures. While most of the entropic tests ...
... a larger number of variables. This may have practical and statistical advantages. Secondly, we point out applications to tests for quantum non-locality. In Sec. 4.3 we consider the problem of distinguishing between different hidden common ancestors causal structures. While most of the entropic tests ...
1 Introduction 2 Electromagnetism in Quantum Mechanics 3
... where the “0.3” is more precisely the speed of light in nanometers/second. (d) How can we reconcile the answer to part (c), which turns out to be a correct result (even if the derivation might be flawed), with your discussion in part (b)? Let’s examine the superconducting case ...
... where the “0.3” is more precisely the speed of light in nanometers/second. (d) How can we reconcile the answer to part (c), which turns out to be a correct result (even if the derivation might be flawed), with your discussion in part (b)? Let’s examine the superconducting case ...
Dynamics of Entanglement for Two-Electron Atoms
... dynamics of the entanglement when the system evolves from a chosen initial condition. In particular we will address the following question: Is there a physical quantity that can be used to explain in a direct way the time evolution of the entanglement between the electrons? We shall use the von Neum ...
... dynamics of the entanglement when the system evolves from a chosen initial condition. In particular we will address the following question: Is there a physical quantity that can be used to explain in a direct way the time evolution of the entanglement between the electrons? We shall use the von Neum ...