local pdf - Quantum Optics and Spectroscopy
... this profile is due, with high probability, to at most a single infrared photon scattering on an open dipole transition. The uncertainty in the spectroscopic signal is determined by quantum projection noise24 in estimating the expectation values of the logic qubit state. The signal-to-noise ratio (SN ...
... this profile is due, with high probability, to at most a single infrared photon scattering on an open dipole transition. The uncertainty in the spectroscopic signal is determined by quantum projection noise24 in estimating the expectation values of the logic qubit state. The signal-to-noise ratio (SN ...
Quantum cryptography
... We call them particles in spite of the fact that some of their properties are totally unlike the properties of what we call particles in our ordinary classical world. For example, a particle can go through two places at the same time and can interact with itself. Because of that quantum physics is f ...
... We call them particles in spite of the fact that some of their properties are totally unlike the properties of what we call particles in our ordinary classical world. For example, a particle can go through two places at the same time and can interact with itself. Because of that quantum physics is f ...
Quantum Computing With Closed Timelike Curves
... computed in the physical world (PSPACE)! (2) CTCs don’t exist, and this sort of result helps pinpoint what’s so ridiculous about them (3) CTCs don’t exist, and we already knew they were ridiculous—but at least we can find fixed points of superoperators in PSPACE! Our result formally justifies the fo ...
... computed in the physical world (PSPACE)! (2) CTCs don’t exist, and this sort of result helps pinpoint what’s so ridiculous about them (3) CTCs don’t exist, and we already knew they were ridiculous—but at least we can find fixed points of superoperators in PSPACE! Our result formally justifies the fo ...
on line
... groups are likewise defined by polynomial equations and have corresponding algebras C[G] , as well as versions k[G] defined over general fields with the same relations. Meanwhile, working over C , a “real form” means the additional structure of a compatible complex-linear involution making the coord ...
... groups are likewise defined by polynomial equations and have corresponding algebras C[G] , as well as versions k[G] defined over general fields with the same relations. Meanwhile, working over C , a “real form” means the additional structure of a compatible complex-linear involution making the coord ...
What can string theory teach us about condensed matter physics?
... field theory which is relativistically invariant (where the spin-wave velocity plays the role of the velocity of “light”). • The quantum field theory is invariant under scale and conformal transformations at the quantum critical point: a CFT3 ...
... field theory which is relativistically invariant (where the spin-wave velocity plays the role of the velocity of “light”). • The quantum field theory is invariant under scale and conformal transformations at the quantum critical point: a CFT3 ...
Quantum Computing with Quantum Dots
... a linear array of quantum dots is excited by a laser while sandwiched between two metal electrodes as seen in (Figure 2). The system can easily be scaled up by adding more QDs to the array. Quantum logic gates are performed by exciting the quantum dots with multi-color lasers. In the absence of exci ...
... a linear array of quantum dots is excited by a laser while sandwiched between two metal electrodes as seen in (Figure 2). The system can easily be scaled up by adding more QDs to the array. Quantum logic gates are performed by exciting the quantum dots with multi-color lasers. In the absence of exci ...
Document
... In this talk, the basic toolbox of the Innsbruck quantum information processor based on a string of trapped Ca+ ions will be reviewed. For quantum information science, the toolbox operations are used to encode one logical qubit in entangled states distributed over seven trapped-ion qubits. We demons ...
... In this talk, the basic toolbox of the Innsbruck quantum information processor based on a string of trapped Ca+ ions will be reviewed. For quantum information science, the toolbox operations are used to encode one logical qubit in entangled states distributed over seven trapped-ion qubits. We demons ...
Fermion Doubling in Loop Quantum Gravity - UWSpace
... I would like to express my sincerest gratitude towards Dr. Lee Smolin, for collaborating with me on this project, providing me with the motivation for this work, and for his patience in working with me. This project would’ve been impossible without his superior insight and guidance. In addition, I w ...
... I would like to express my sincerest gratitude towards Dr. Lee Smolin, for collaborating with me on this project, providing me with the motivation for this work, and for his patience in working with me. This project would’ve been impossible without his superior insight and guidance. In addition, I w ...
Quantum Multi-object Search Algorithm with the
... research papers on this subject. Grover’s original work [9, 10, 11] dealt with a single-object search in a large unsorted database. He shows that his quantum algorithm has a quadratic speedup. Farhi and Gutmann [8] presents a continuous time, or “analog analogue” version, of Grover’s algorithm and o ...
... research papers on this subject. Grover’s original work [9, 10, 11] dealt with a single-object search in a large unsorted database. He shows that his quantum algorithm has a quadratic speedup. Farhi and Gutmann [8] presents a continuous time, or “analog analogue” version, of Grover’s algorithm and o ...
Demonstration of a Stable Atom-Photon Entanglement Source for
... generate the entanglement between the atomic qubit and photonic qubit based on atomic ensemble in a local magneto-optical trap (MOT). It satisfies the requirements of the improved protocol [10]. In contrast with previous experiments [6,7,16 –19], the atomic ensemble is excited by only one write beam ...
... generate the entanglement between the atomic qubit and photonic qubit based on atomic ensemble in a local magneto-optical trap (MOT). It satisfies the requirements of the improved protocol [10]. In contrast with previous experiments [6,7,16 –19], the atomic ensemble is excited by only one write beam ...
Coherent control of macroscopic quantum states in a single
... photon emission to the electromagnetic environment1,5±7, and the decoherence time could exceed 1 ms. But when a probe junction is used, as in our set-up, the `detection' with quasiparticle tunnelling through the probe junction would be the main source of decoherence. So far, we have observed oscilla ...
... photon emission to the electromagnetic environment1,5±7, and the decoherence time could exceed 1 ms. But when a probe junction is used, as in our set-up, the `detection' with quasiparticle tunnelling through the probe junction would be the main source of decoherence. So far, we have observed oscilla ...
Quantum Correlations and Fundamental Conservation Laws
... violation of Einstein locality (Indeed, they can be obeyed in those situations where wave-particle duality can be ignored). 4) The logical implication of the experimental result that Bell’s inequalities are violated is that a classical statistical theory can reproduce quantum correlations (or any ar ...
... violation of Einstein locality (Indeed, they can be obeyed in those situations where wave-particle duality can be ignored). 4) The logical implication of the experimental result that Bell’s inequalities are violated is that a classical statistical theory can reproduce quantum correlations (or any ar ...
