Chapter 7 Fluorescence Imaging of Quantum Gases
... resonance wavelength (detuned by +50 GHz from the rubidium D1 line) with a large light shift for pinning the atoms. Changing the wavelength was possible without changing the geometry of the lattice, because it was generated by projecting a periodic mask onto the atoms through the objective, such tha ...
... resonance wavelength (detuned by +50 GHz from the rubidium D1 line) with a large light shift for pinning the atoms. Changing the wavelength was possible without changing the geometry of the lattice, because it was generated by projecting a periodic mask onto the atoms through the objective, such tha ...
COMPUTING QUANTUM PHASE TRANSITIONS PREAMBLE
... A phase transition occurs when the thermodynamic properties of a material display a singularity as a function of the external parameters. Imagine, for instance, taking a piece of ice out of the freezer. Initially, its properties change only slowly with increasing temperature. However, at 0°C, a sudd ...
... A phase transition occurs when the thermodynamic properties of a material display a singularity as a function of the external parameters. Imagine, for instance, taking a piece of ice out of the freezer. Initially, its properties change only slowly with increasing temperature. However, at 0°C, a sudd ...
These notes
... based on their topological character, have given flesh to the notion of strange phenomena such as charge fractionalization, fractional statistics, and so forth, at work among the elementary excitations of the 2D electronic liquid under magnetic field. A new concept, also emerging over the last twent ...
... based on their topological character, have given flesh to the notion of strange phenomena such as charge fractionalization, fractional statistics, and so forth, at work among the elementary excitations of the 2D electronic liquid under magnetic field. A new concept, also emerging over the last twent ...
Spin and Round 1
... • Take 3 cards from the deck and make a 3-digit number. • Round the 3-digit number to the nearest 10 or the nearest 100, depending on your spin. • Record both the original number and the rounded number on your record sheet. See the example on the next page. ...
... • Take 3 cards from the deck and make a 3-digit number. • Round the 3-digit number to the nearest 10 or the nearest 100, depending on your spin. • Record both the original number and the rounded number on your record sheet. See the example on the next page. ...
Novel Results for Condensed Matter Systems with Time Reversal Symmetry
... regime of Coulomb Blockade [10]. The fact that superconductivity is associated with breaking of particle number conservation hints at the idea that in mesoscopic systems superconductivity can quite different from that of bulk systems. In this work we focus on extreme case of the so-called zerodimens ...
... regime of Coulomb Blockade [10]. The fact that superconductivity is associated with breaking of particle number conservation hints at the idea that in mesoscopic systems superconductivity can quite different from that of bulk systems. In this work we focus on extreme case of the so-called zerodimens ...
Power of one qumode for quantum computation Please share
... To address this challenge, in this paper we propose a continuous-variable (CV) extension of DQC1 by replacing the pure qubit with a CV mode, or qumode. We call this model the power of one qumode. We demonstrate that our model is capable of reproducing DQC1 and factoring in polynomial time. This enab ...
... To address this challenge, in this paper we propose a continuous-variable (CV) extension of DQC1 by replacing the pure qubit with a CV mode, or qumode. We call this model the power of one qumode. We demonstrate that our model is capable of reproducing DQC1 and factoring in polynomial time. This enab ...
EXCHANGE CONTRIBUTIONS TO SPIN POLARIZATION IN LOW
... In these asymptotic forms, k = √ 2€ +α2ε2 denotes the momentum of the incident electron and jl(kr) and nl(kr) are the spherical Bessel and Neumann functions, respectively. In Eq. (7) l 1 ± 1, where the upper sign is taken for n < O and the lower one for n > 0. In the present work, we calculate phase ...
... In these asymptotic forms, k = √ 2€ +α2ε2 denotes the momentum of the incident electron and jl(kr) and nl(kr) are the spherical Bessel and Neumann functions, respectively. In Eq. (7) l 1 ± 1, where the upper sign is taken for n < O and the lower one for n > 0. In the present work, we calculate phase ...
Chapter 2 Quantum mechanics and probability
... (a density matrix). If the system is in a pure state, it will continue to be in a pure state as long as it stays isolated. For a mixed state, the degree of ”non-purity” measured by the entropy will stay constant as long as it is isolated. This follows from the fact that the time evolution is unitary ...
... (a density matrix). If the system is in a pure state, it will continue to be in a pure state as long as it stays isolated. For a mixed state, the degree of ”non-purity” measured by the entropy will stay constant as long as it is isolated. This follows from the fact that the time evolution is unitary ...
Spin-1=2 Optical Lattice Clock
... been shown to yield a nonzero density shift [17]. This same framework, applied to 171 Yb, including only partial suppression by the two-body correlation function, appears consistent with our observed shift as a function of excitation. In contrast to the case of Sr, here no clear zero crossing in the ...
... been shown to yield a nonzero density shift [17]. This same framework, applied to 171 Yb, including only partial suppression by the two-body correlation function, appears consistent with our observed shift as a function of excitation. In contrast to the case of Sr, here no clear zero crossing in the ...
Minimal length scales for the existence of local temperature
... describe the approach to analyse its existence. Since temperature is defined to exist locally, i.e. for a given part of the system we consider, if the respective part is in a thermal equilibrium state, it is defined to exist on a certain length scale, if all possible partitions of the corresponding si ...
... describe the approach to analyse its existence. Since temperature is defined to exist locally, i.e. for a given part of the system we consider, if the respective part is in a thermal equilibrium state, it is defined to exist on a certain length scale, if all possible partitions of the corresponding si ...
Anderson Transition for Classical Transport in Composite Materials
... Near a percolation threshold the system undergoes a classical MIT with the effective conductivity σ described by critical exponents [10–12]. The underlying physics of the quantum and classical MIT are quite different. Anderson localization in quantum systems, described by the Schrödinger equation, ...
... Near a percolation threshold the system undergoes a classical MIT with the effective conductivity σ described by critical exponents [10–12]. The underlying physics of the quantum and classical MIT are quite different. Anderson localization in quantum systems, described by the Schrödinger equation, ...
Vladimirov A.A., Diakonov D. Diffeomorphism
... several ways to construct such a lattice, see, e.g., [3Ä5]. In this paper we present a lattice-discretization procedure that preserves the diffeomorphism invariance of any action. In most lattice approaches the continuum action is replaced by the sum over lattice vertices, where the ˇeld derivatives ...
... several ways to construct such a lattice, see, e.g., [3Ä5]. In this paper we present a lattice-discretization procedure that preserves the diffeomorphism invariance of any action. In most lattice approaches the continuum action is replaced by the sum over lattice vertices, where the ˇeld derivatives ...
4 - ckw
... because they give us quite a different application of the Clausius- Clapeyron equation and they provide a very clear example of the uses of the Ginzburg- Landau expansion. Many features of the Ginzburg- Landau expansion for superconductors can be taken over directly to superfiuid He 4 and, with some ...
... because they give us quite a different application of the Clausius- Clapeyron equation and they provide a very clear example of the uses of the Ginzburg- Landau expansion. Many features of the Ginzburg- Landau expansion for superconductors can be taken over directly to superfiuid He 4 and, with some ...
4 - ckw
... known as mean field theories because they can be derived by assuming that each particle moves in the mean field of all other particles. Mean field theories do not give the correct value for the critical exponents, because they do not correctly take into account shortranged correlations which are im ...
... known as mean field theories because they can be derived by assuming that each particle moves in the mean field of all other particles. Mean field theories do not give the correct value for the critical exponents, because they do not correctly take into account shortranged correlations which are im ...
Conversion of Spin into Directed Electric Current in Quantum Wells
... to the spin photocurrent. However, spin selective indirect optical transitions excited by circularly polarized light with both initial and final states in the conduction band can generate a spin current if virtual processes involve intermediate states in different subbands. Figure 3b sketches the un ...
... to the spin photocurrent. However, spin selective indirect optical transitions excited by circularly polarized light with both initial and final states in the conduction band can generate a spin current if virtual processes involve intermediate states in different subbands. Figure 3b sketches the un ...
Theory of Photoemission from Cesium antimonide
... vary are B = 0.176, g = 0.604, p = 1.72, and V0 = 2.00兲. Some difference with the values found by Spicer may be due to the neglect of experimental data above 4 eV, where electron scattering with valence electrons reduces the QE,21 and others due to the methods used to find the least-squares estimate ...
... vary are B = 0.176, g = 0.604, p = 1.72, and V0 = 2.00兲. Some difference with the values found by Spicer may be due to the neglect of experimental data above 4 eV, where electron scattering with valence electrons reduces the QE,21 and others due to the methods used to find the least-squares estimate ...
Two-body momentum correlations in a weakly interacting one
... fluctuates along the cloud. In this paper, we show that, when the system size becomes much larger than the phase correlation length, the positive correlations between the opposite momenta vanish. In the thermodynamic limit of an infinite quasicondensate, we find an analytic expression for G(k, k ′ ) ...
... fluctuates along the cloud. In this paper, we show that, when the system size becomes much larger than the phase correlation length, the positive correlations between the opposite momenta vanish. In the thermodynamic limit of an infinite quasicondensate, we find an analytic expression for G(k, k ′ ) ...
Non-equilibrium steady state of sparse systems OFFPRINT and D. Cohen D. Hurowitz
... Quantum modeling. – It should be clear that SLRT applies whenever the transport is modeled using a resistor network. Thus it might have applications, e.g., in statistical mechanics and biophysics. But the original motivation for SLRT came from mesoscopics, where the quantum nature of reality cannot ...
... Quantum modeling. – It should be clear that SLRT applies whenever the transport is modeled using a resistor network. Thus it might have applications, e.g., in statistical mechanics and biophysics. But the original motivation for SLRT came from mesoscopics, where the quantum nature of reality cannot ...
Topological insulators and superconductors
... We now try to understand how one can put the above manipulations that lead to the Z2 index for TRI topological insulators into a bigger context. Let us review what (topological) classification schemes we already encountered. The first example was the characterization of a spin-1/2 in a magnetic fiel ...
... We now try to understand how one can put the above manipulations that lead to the Z2 index for TRI topological insulators into a bigger context. Let us review what (topological) classification schemes we already encountered. The first example was the characterization of a spin-1/2 in a magnetic fiel ...