Optical trapping of ultracold dysprosium atoms: transition
... in which the MTDMs ánℓ , p∣rˆ∣n¢ℓ ¢, qñ are common parameters to all transitions, and the coefficients aij, pq depend on the energies and eigenvectors characterizing the levels i and j. The configurations included in our model give rise to two possible r̂ -matrix elements: one for (nℓ - n¢ℓ ¢) = (6s - ...
... in which the MTDMs ánℓ , p∣rˆ∣n¢ℓ ¢, qñ are common parameters to all transitions, and the coefficients aij, pq depend on the energies and eigenvectors characterizing the levels i and j. The configurations included in our model give rise to two possible r̂ -matrix elements: one for (nℓ - n¢ℓ ¢) = (6s - ...
Quantum Information Processing - LANL Research Library
... systems defined by two energy levels of atoms or ions. From the beginning, the twostate system played a central role in studies of quantum mechanics. It is the simplest quantum system, and in principle, all other quantum systems can be modeled in the state space of collections of qubits. From the in ...
... systems defined by two energy levels of atoms or ions. From the beginning, the twostate system played a central role in studies of quantum mechanics. It is the simplest quantum system, and in principle, all other quantum systems can be modeled in the state space of collections of qubits. From the in ...
Spin and Charge Transport through Driven Quantum Dot Systems
... systems provides information on their energy distribution and gives the opportunity to coherently excite internal transitions. This changed drastically when in 1980 the first measurements of the quantum Hall effect in two dimensional electron gases in semiconductor structures were reported[1]. There ...
... systems provides information on their energy distribution and gives the opportunity to coherently excite internal transitions. This changed drastically when in 1980 the first measurements of the quantum Hall effect in two dimensional electron gases in semiconductor structures were reported[1]. There ...
Fault-tolerant quantum repeater with atomic ensembles and linear
... In practice, a series of write pulses are sent into the atomic ensembles and the induced Stokes pulses are directed to the detectors. The time interval between neighboring write pulses is larger than the classical communication time. When there is a click on the detectors, the entanglement is genera ...
... In practice, a series of write pulses are sent into the atomic ensembles and the induced Stokes pulses are directed to the detectors. The time interval between neighboring write pulses is larger than the classical communication time. When there is a click on the detectors, the entanglement is genera ...
Full-Text PDF
... The main point here is that for an electronic structure, the (D → ∞)-limit is beguilingly simple and exactly computable for any atom and molecule. For D finite, but very large, the electrons are confined to harmonic oscillations about the fixed positions attained in the (D → ∞)-limit. Indeed, in thi ...
... The main point here is that for an electronic structure, the (D → ∞)-limit is beguilingly simple and exactly computable for any atom and molecule. For D finite, but very large, the electrons are confined to harmonic oscillations about the fixed positions attained in the (D → ∞)-limit. Indeed, in thi ...
The roles of electronic exchange and correlation in charge
... over 2 eV. Even the use of a quantum mechanics/molecular mechanics 共QM/MM兲-like approach, where we calculated the electronic structure with our CISD method using solvent configurations generated from the one-electron simulations, still produced an absorption spectrum that was shifted ⬃1 eV to the bl ...
... over 2 eV. Even the use of a quantum mechanics/molecular mechanics 共QM/MM兲-like approach, where we calculated the electronic structure with our CISD method using solvent configurations generated from the one-electron simulations, still produced an absorption spectrum that was shifted ⬃1 eV to the bl ...
Photoemission Spectroscopy of a Strongly Interacting Fermi Gas
... eventually the field of quantum information, which seeks to use precise control of quantum states to perform computation. At the same time in the 1980s, there were ongoing developments in the use of lasers to control the motion of atoms, including the demonstration of how to slow atoms, and achieve l ...
... eventually the field of quantum information, which seeks to use precise control of quantum states to perform computation. At the same time in the 1980s, there were ongoing developments in the use of lasers to control the motion of atoms, including the demonstration of how to slow atoms, and achieve l ...
Quantum Mechanics
... classically distinguishable quantum harmonic oscillators. In this case the superposition principle has to break down for objects having a mass larger than the Planck mass. (E.g. a phase transition could occur upon raising the energy of an object above an energy around the Planck energy). In other wo ...
... classically distinguishable quantum harmonic oscillators. In this case the superposition principle has to break down for objects having a mass larger than the Planck mass. (E.g. a phase transition could occur upon raising the energy of an object above an energy around the Planck energy). In other wo ...
1 Imaginary Time Path Integral
... Use of Imaginary Time Path Integrals Imaginary time path integrals are practically useful in problems in condensed matter physics and particle physics. Numerical techniques involving random numbers (so-called Monte Carlo methods) are available for evaluating high dimensional real integrals. A typica ...
... Use of Imaginary Time Path Integrals Imaginary time path integrals are practically useful in problems in condensed matter physics and particle physics. Numerical techniques involving random numbers (so-called Monte Carlo methods) are available for evaluating high dimensional real integrals. A typica ...
Status Report 2011
... The progress, which the Asia Pacific Center made during last year, was less than intended, because our budget remained unchanged for the third year. Yet, for 2012 we were able to obtain a budget increase by an amount of KRW 500 million. The decision was made by the Ministry of Education, Science and ...
... The progress, which the Asia Pacific Center made during last year, was less than intended, because our budget remained unchanged for the third year. Yet, for 2012 we were able to obtain a budget increase by an amount of KRW 500 million. The decision was made by the Ministry of Education, Science and ...
Cavity Optomechanics in the Quantum Regime
... for the first time in 1901 [1, 2]. Over half a century later, a seminal investigation found that light-induced pressure could alter the mechanical properties of a moving object. This astonishing result paved the way for what is today a dynamic field of experimental physics, with important implicatio ...
... for the first time in 1901 [1, 2]. Over half a century later, a seminal investigation found that light-induced pressure could alter the mechanical properties of a moving object. This astonishing result paved the way for what is today a dynamic field of experimental physics, with important implicatio ...
Twenty years of the Weyl anomaly
... dogs and Englishmen. (My thesis title: Problems in the Classical and Quantum Theories of Gravitation was greeted with hoots of derision when I announced it at the Cargese Summer School en route to Trieste. The work originated with a bet between Abdus Salam and Hermann Bondi about whether you could g ...
... dogs and Englishmen. (My thesis title: Problems in the Classical and Quantum Theories of Gravitation was greeted with hoots of derision when I announced it at the Cargese Summer School en route to Trieste. The work originated with a bet between Abdus Salam and Hermann Bondi about whether you could g ...
Unconditionally Secure Quantum Signatures
... other recipients are likely to accept the message if it is forwarded. Formal security definitions do not currently exist for general quantum signature protocols. Instead, authors have used the above criteria to show that, for their specific protocol, participants are unable to forge or repudiate and ...
... other recipients are likely to accept the message if it is forwarded. Formal security definitions do not currently exist for general quantum signature protocols. Instead, authors have used the above criteria to show that, for their specific protocol, participants are unable to forge or repudiate and ...
Non-Abelian Anyons and Topological Quantum Computation
... trajectories which take these particles from initial positions R1 , R2 , . . ., RN at time ti to final positions R1 , R2 , . . ., RN at time tf are in one-to-one correspondence with the elements of the braid group BN . An element of the braid group can be visualized by thinking of trajectories of pa ...
... trajectories which take these particles from initial positions R1 , R2 , . . ., RN at time ti to final positions R1 , R2 , . . ., RN at time tf are in one-to-one correspondence with the elements of the braid group BN . An element of the braid group can be visualized by thinking of trajectories of pa ...
Youngseok Kim, Brian Dellabetta, and Matthew J. Gilbert , "Interlayer Transport in Disordered Semiconductor Electron Bilayers," Journal of Physics: Condensed Matter 24 , 355301 (2012).
... the two layers leaving only weak interlayer interactions. A separate way of visualizing the effects of disorder is via figure 2(b), where we plot the current injected from the bottom right (BR) contact and extracted from the top right contact (TR). Here, we would expect the interlayer current to be ...
... the two layers leaving only weak interlayer interactions. A separate way of visualizing the effects of disorder is via figure 2(b), where we plot the current injected from the bottom right (BR) contact and extracted from the top right contact (TR). Here, we would expect the interlayer current to be ...
Analysis of Literature: Quantum Computer Programming
... third potential state that is utilized by quantum computers and the source of their extra computational abilities. As Deutsch pointed out [8], this is a closer representation to nature than the classical approach. Quantum computing is similar to parallel and distributed computing in some aspects. Bo ...
... third potential state that is utilized by quantum computers and the source of their extra computational abilities. As Deutsch pointed out [8], this is a closer representation to nature than the classical approach. Quantum computing is similar to parallel and distributed computing in some aspects. Bo ...
4, 2710 (2013)
... These theoretical and experimental studies are based on the superconducting Cooper pairing (s-wave or chiral p-wave) with zero total momentum, that is, the pairing is between two fermions with opposite momenta k and k (denoted as Bardeen-CooperSchrieffer (BCS) pairing hereafter). On the other hand ...
... These theoretical and experimental studies are based on the superconducting Cooper pairing (s-wave or chiral p-wave) with zero total momentum, that is, the pairing is between two fermions with opposite momenta k and k (denoted as Bardeen-CooperSchrieffer (BCS) pairing hereafter). On the other hand ...
From Quantum Gates to Quantum Learning
... of qubits being processed • Logic design (classical and quantum) attempts to find circuit structures for needed operations that are ...
... of qubits being processed • Logic design (classical and quantum) attempts to find circuit structures for needed operations that are ...
Quantum_doc
... Normalket both normalizes a ket and returns the real factor by the wavefunction was multiplied. Hamiltonian computes the hamiltonian bracket,,
where H is –h’2/2mass ∂2/∂x2 + v(x). Dipole computes the dipole bracket, for
either state or transition dipole moments, , where = ...
... Normalket both normalizes a ket and returns the real factor by the wavefunction was multiplied. Hamiltonian computes the hamiltonian bracket,