Electrons as field quanta: A better way to teach quantum physicsin introductory general physics courses
... is, essentially devoid of matter兲 space between the Earth and the moon. It was in the field! So fields contain energy. And energy is certainly physically real. Ergo, electromagnetic fields are physically real, despite the fact that they are not made of matter and can exist in otherwise empty space w ...
... is, essentially devoid of matter兲 space between the Earth and the moon. It was in the field! So fields contain energy. And energy is certainly physically real. Ergo, electromagnetic fields are physically real, despite the fact that they are not made of matter and can exist in otherwise empty space w ...
Interaction- and measurement-free quantum Zeno gates for universal computation
... Several schemes for quantum entanglement manipulation and/or gate operation via IFM have been recently proposed 关50–54兴. Utilizing the dissipative photon-atom interaction, Gilchrist et al. propose implementing conditional, postselection protocols to generate Bell-, W-, and Greenberger-HorneZeilinger ...
... Several schemes for quantum entanglement manipulation and/or gate operation via IFM have been recently proposed 关50–54兴. Utilizing the dissipative photon-atom interaction, Gilchrist et al. propose implementing conditional, postselection protocols to generate Bell-, W-, and Greenberger-HorneZeilinger ...
Electrons as field quanta: A better way to teach quantum physics in introductory general physics courses
... is, essentially devoid of matter兲 space between the Earth and the moon. It was in the field! So fields contain energy. And energy is certainly physically real. Ergo, electromagnetic fields are physically real, despite the fact that they are not made of matter and can exist in otherwise empty space w ...
... is, essentially devoid of matter兲 space between the Earth and the moon. It was in the field! So fields contain energy. And energy is certainly physically real. Ergo, electromagnetic fields are physically real, despite the fact that they are not made of matter and can exist in otherwise empty space w ...
Physics 610: Quantum Optics
... lectures will cover material on the fully-quantum mechanical description of the radiation field and its interaction with matter, as treated in the later chapters. We begin at chapter 10, in which Maxwell’s equations are quantized, and we then proceed to consider various properties, measurements, and ...
... lectures will cover material on the fully-quantum mechanical description of the radiation field and its interaction with matter, as treated in the later chapters. We begin at chapter 10, in which Maxwell’s equations are quantized, and we then proceed to consider various properties, measurements, and ...
Observation of subluminal twisted light in vacuum
... the two pulses using an optical delay stage. When this delay is minimized, the pulses are spatially and temporally overlapped within the crystal, leading to maximization of the noncollinear second-harmonic generation output pulse intensity. In this way, time delays experienced by the test beam can b ...
... the two pulses using an optical delay stage. When this delay is minimized, the pulses are spatially and temporally overlapped within the crystal, leading to maximization of the noncollinear second-harmonic generation output pulse intensity. In this way, time delays experienced by the test beam can b ...
Quantum computing
... (photons, electrons, or nucleus) governed by the laws of quantum mechanics Parameters of the system may include positions of particles, momentum, energy, spin, polarization The quantum system can be characterized by its state that is responsible for the parameters The state can change under external ...
... (photons, electrons, or nucleus) governed by the laws of quantum mechanics Parameters of the system may include positions of particles, momentum, energy, spin, polarization The quantum system can be characterized by its state that is responsible for the parameters The state can change under external ...
relevance feedback algorithms inspired by quantum detection
... The Gleason theorem explains why the trace rule is used to compute the probabilities of events represented by vector spaces. The theorem basically states that the density matrix introduced in this section can encapsulate all the information about a probability space, that is, it provides a probabil ...
... The Gleason theorem explains why the trace rule is used to compute the probabilities of events represented by vector spaces. The theorem basically states that the density matrix introduced in this section can encapsulate all the information about a probability space, that is, it provides a probabil ...
Quantum fluctuations and the Casimir effect
... add noise to the signal to comply with Heisenberg principle. • This noise is due to the original shot-noise, that is, before coupling to the signal, and the new one arising due to this coupling. ...
... add noise to the signal to comply with Heisenberg principle. • This noise is due to the original shot-noise, that is, before coupling to the signal, and the new one arising due to this coupling. ...
8.4.2 Quantum process tomography 8.5 Limitations of the quantum
... z1 , z2 , , zm {1, 1} . Empirical average of these quantities, i zi / m , is an estimate for the true value of tr(Zρ). Central limit theorem ...
... z1 , z2 , , zm {1, 1} . Empirical average of these quantities, i zi / m , is an estimate for the true value of tr(Zρ). Central limit theorem ...
Another version - Scott Aaronson
... “We all hear about the experimental progress toward building quantum computers … but in the meantime, what about the applications? It’s been 20 years since Peter Shor discovered his famous factoring algorithm. Where are all the amazing new applications we were promised?” Who promised you more quantu ...
... “We all hear about the experimental progress toward building quantum computers … but in the meantime, what about the applications? It’s been 20 years since Peter Shor discovered his famous factoring algorithm. Where are all the amazing new applications we were promised?” Who promised you more quantu ...
arXiv:0911.1876 - Harvard University
... Split-step DTQW with site dependent rotations Apply site-dependent spin rotation for ...
... Split-step DTQW with site dependent rotations Apply site-dependent spin rotation for ...
Quantum information processing with superconducting qubits in a
... Rabi oscillations and propose a new quantum computing scheme based on Josephson charge qubits [19]. The microwave-controlled approach proposed in our paper has the significant advantage that any two qubits (not necessarily neighbors) can be effectively coupled through photons in the cavity. In addit ...
... Rabi oscillations and propose a new quantum computing scheme based on Josephson charge qubits [19]. The microwave-controlled approach proposed in our paper has the significant advantage that any two qubits (not necessarily neighbors) can be effectively coupled through photons in the cavity. In addit ...
Titles and Abstracts
... Abstract: In the estimation of group action in quantum system, we can choose input state as well as the measurement. In this talk, we describe this problem using the term of Fourier transform in group representation. As an example, we treat the case of SU(2) and Weyl-Heisenberg representation. Iman ...
... Abstract: In the estimation of group action in quantum system, we can choose input state as well as the measurement. In this talk, we describe this problem using the term of Fourier transform in group representation. As an example, we treat the case of SU(2) and Weyl-Heisenberg representation. Iman ...
1997/04 - 1998/03
... 4. Statistical physics for one-dimensional models Elementary excitations of the Calogero-Sutherland (CS) model with SU(K) internal symmetry is studied [7]. From the results on the thermodynamics of this model, we have already obtained the charge, spin, and statistics of elementary excitations. Combi ...
... 4. Statistical physics for one-dimensional models Elementary excitations of the Calogero-Sutherland (CS) model with SU(K) internal symmetry is studied [7]. From the results on the thermodynamics of this model, we have already obtained the charge, spin, and statistics of elementary excitations. Combi ...
Nonclassical States of Cold Atomic Ensembles and of Light Fields
... thus obtained is displayed in Fig. 6. The data are well described by a model that assumes the spin noise after the first measurement to constitute an ellipse with its short axis along z (solid blue line). The uncertainty area A = ΔSz ΔSy is well above the Heisenberg limit AH = |S| /2 (dashed green l ...
... thus obtained is displayed in Fig. 6. The data are well described by a model that assumes the spin noise after the first measurement to constitute an ellipse with its short axis along z (solid blue line). The uncertainty area A = ΔSz ΔSy is well above the Heisenberg limit AH = |S| /2 (dashed green l ...
