Decoherence and the Classical Limit of Quantum
... hard spheres [38]. The limit is of course only taken for definiteness, and it is hoped that the real situation is well approximated by the limit. In which sense it is so is again a very hard technical question, unsolved in general. Moreover, in realistic physical situations, the gas molecules do not ...
... hard spheres [38]. The limit is of course only taken for definiteness, and it is hoped that the real situation is well approximated by the limit. In which sense it is so is again a very hard technical question, unsolved in general. Moreover, in realistic physical situations, the gas molecules do not ...
Electron phase coherence
... What is the role of phase coherence? To answer this question let us discuss the effect which would not exist in the absence of interference – the Aharonov-Bohm effect. An important difference between electrons and electromagnetic waves is that electrons have a ...
... What is the role of phase coherence? To answer this question let us discuss the effect which would not exist in the absence of interference – the Aharonov-Bohm effect. An important difference between electrons and electromagnetic waves is that electrons have a ...
Halperin Presentation - National Academy of Sciences
... "Discoveries of superfluid phases in 3He, high Tc superconductors, graphene and topological insulators have brought into focus materials where quasiparticles are described by the same Dirac equation that governs behavior of relativistic particles. This class of materials, called Dirac materials, exh ...
... "Discoveries of superfluid phases in 3He, high Tc superconductors, graphene and topological insulators have brought into focus materials where quasiparticles are described by the same Dirac equation that governs behavior of relativistic particles. This class of materials, called Dirac materials, exh ...
Quantum Connections
... Albert Einstein called it “spooky action at a distance”: entanglement allows two particles to forge an instantaneous connection such that an action performed on one of them affects the other, even when they are separated in space. In the picture below, the entangled particles start out in a superposi ...
... Albert Einstein called it “spooky action at a distance”: entanglement allows two particles to forge an instantaneous connection such that an action performed on one of them affects the other, even when they are separated in space. In the picture below, the entangled particles start out in a superposi ...
Basic Fluorescence Principles I
... 4. Michael Faraday 1831 Showed the converse i.e. that there is an electric current associated with a change of magnetic field GM ...
... 4. Michael Faraday 1831 Showed the converse i.e. that there is an electric current associated with a change of magnetic field GM ...
The fractional quantum Hall effect in wide quantum wells
... the potential relevance of this ground state for topological quantum computation resulting from the non-Abelian statistics its quasi-particle excitations are predicted to obey. Pairing of composite fermions into a p-wave superconductor is presently considered the most likely scenario for the appeara ...
... the potential relevance of this ground state for topological quantum computation resulting from the non-Abelian statistics its quasi-particle excitations are predicted to obey. Pairing of composite fermions into a p-wave superconductor is presently considered the most likely scenario for the appeara ...
Crowell - Conceptual Physics - IA
... performing reactions in sealed chambers to determine whether gases were being consumed from or released into the air. For this they had at least one practical excuse, which is that if you perform a gasreleasing reaction in a sealed chamber with no room for expansion, you get an explosion! Lavoisier ...
... performing reactions in sealed chambers to determine whether gases were being consumed from or released into the air. For this they had at least one practical excuse, which is that if you perform a gasreleasing reaction in a sealed chamber with no room for expansion, you get an explosion! Lavoisier ...
Entangled Simultaneous Measurement and Elementary Particle Representations
... extension that project to the original set upon meter measurement. A key component of the measurement scheme is the entanglement of the system with a vacuum state containing independent meters. The assumption of Fermi-Dirac statistics for the meters forces a different particle identity (flavor) onto ...
... extension that project to the original set upon meter measurement. A key component of the measurement scheme is the entanglement of the system with a vacuum state containing independent meters. The assumption of Fermi-Dirac statistics for the meters forces a different particle identity (flavor) onto ...
Interaction between quantum dots and superconducting microwave resonators Tobias Frey
... T. Frey, ETH PhD thesis (2013), more details T. Ihn, Oxford University Press (2010) ...
... T. Frey, ETH PhD thesis (2013), more details T. Ihn, Oxford University Press (2010) ...
Single photon nonlinear optics in photonic crystals
... So far, we have shown reflectivity spectra obtained at the narrow wavelength range of the probe laser. This technique provides higher resolution than the spectrometer. However, if the quantum/cavity coupling is high, then the QD-induced feature can also be resolved when the cavity is probed with a br ...
... So far, we have shown reflectivity spectra obtained at the narrow wavelength range of the probe laser. This technique provides higher resolution than the spectrometer. However, if the quantum/cavity coupling is high, then the QD-induced feature can also be resolved when the cavity is probed with a br ...
this essay - u.arizona.edu
... What the outcome reveals is not directly what the measured object is like, but what it ‘looks like’ in that measurement set-up. He says similar things elsewhere (p.92, p.149, p.167, pp.179-80, p. 290). This deceptively simple formulation admits of several interpretations of varying credibility. In ...
... What the outcome reveals is not directly what the measured object is like, but what it ‘looks like’ in that measurement set-up. He says similar things elsewhere (p.92, p.149, p.167, pp.179-80, p. 290). This deceptively simple formulation admits of several interpretations of varying credibility. In ...
CP PHysics Ch 21 ppt - Lincoln High School
... – Bohr assumed that electrons do not radiate energy when they are in a stable orbit, but his model offered no explanation for this. – Another problem with Bohr’s model was that it could not explain why electrons always have certain stable orbits • For these reasons, scientists continued to search fo ...
... – Bohr assumed that electrons do not radiate energy when they are in a stable orbit, but his model offered no explanation for this. – Another problem with Bohr’s model was that it could not explain why electrons always have certain stable orbits • For these reasons, scientists continued to search fo ...
CHEM 322 - Queen`s Chemistry
... Method: The course will be taught by Peter Loock, who has research interests in experimental research on electronically excited states. Each spectroscopic technique will be first introduced using fundamental QM principles, and then expanded by introducing practical applications. Evaluation: The cour ...
... Method: The course will be taught by Peter Loock, who has research interests in experimental research on electronically excited states. Each spectroscopic technique will be first introduced using fundamental QM principles, and then expanded by introducing practical applications. Evaluation: The cour ...
Measuring Quantum Entanglement
... degree of entanglement of the spins within A with the reminder in B? since SA = SB it can’t be ∝ the volume of A or B in fact in almost all cases we have the area law: SA ∼ C × Area of boundary where D is the dimensionality of space. The constant C is ∝ 1/(lattice spacing)D−1 and is non-universal in ...
... degree of entanglement of the spins within A with the reminder in B? since SA = SB it can’t be ∝ the volume of A or B in fact in almost all cases we have the area law: SA ∼ C × Area of boundary where D is the dimensionality of space. The constant C is ∝ 1/(lattice spacing)D−1 and is non-universal in ...
A Functional Architecture for Scalable Quantum Computing
... show the pulse shape of the fluxonium qubit and the phase accumulated by |11i state. For these parameters, the √ CPhase gate fidelity is 99.97% with a gate time t CPhase = π/ 2g = 70.7 ns. IV. Fig. 5. Eigenfrequencies of the transmon-fluxonium coupled system showing avoided crossing between differen ...
... show the pulse shape of the fluxonium qubit and the phase accumulated by |11i state. For these parameters, the √ CPhase gate fidelity is 99.97% with a gate time t CPhase = π/ 2g = 70.7 ns. IV. Fig. 5. Eigenfrequencies of the transmon-fluxonium coupled system showing avoided crossing between differen ...
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... notably the point-contact conductances, with those that govern the magnitude of the pumped charge. Thus by considering a small quantum dot which supports resonant transmission, it has been shown [19, 20] that when the Fermi energy in the leads connecting the dot with the electronic reservoirs aligns ...
... notably the point-contact conductances, with those that govern the magnitude of the pumped charge. Thus by considering a small quantum dot which supports resonant transmission, it has been shown [19, 20] that when the Fermi energy in the leads connecting the dot with the electronic reservoirs aligns ...
Coherent State Wave Functions on the Torus
... This gap causes the IQH-state to be stable against small variations in the magnetic eld, as the energy cost of moving an electron to the next LL would be too large. ...
... This gap causes the IQH-state to be stable against small variations in the magnetic eld, as the energy cost of moving an electron to the next LL would be too large. ...
The Age of Entanglement Quantum Computing the (Formerly) Uncomputable
... The wavefunction for an electron is a well-defined smooth function of position. At any radius away from the atom nucleus there is some value for the wavefunction. We therefore say that an electron occupies this wavefunction, meaning that the electron is simultaneously everywhere where the wavefuncti ...
... The wavefunction for an electron is a well-defined smooth function of position. At any radius away from the atom nucleus there is some value for the wavefunction. We therefore say that an electron occupies this wavefunction, meaning that the electron is simultaneously everywhere where the wavefuncti ...
Sample pages 2 PDF
... terms of the principal quantum number, which can be derived from the analytic solutions for the wavefunctions of hydrogen. For the alkali metal atoms, the interaction with the core creates a perturbation to the hydrogenic states that is characterised by the quantum defects. Using a model potential, ...
... terms of the principal quantum number, which can be derived from the analytic solutions for the wavefunctions of hydrogen. For the alkali metal atoms, the interaction with the core creates a perturbation to the hydrogenic states that is characterised by the quantum defects. Using a model potential, ...