From quantum foundations to quantum information protocols and back PhD thesis
... nature so far. Secondly, we prove that there exist finite events where quantum theory gives predictions as complete as any no-signaling theory (even possibly supra- quantum) can give. This result shows that the completeness of quantum theory is not an asymptotic property. Finally, we prove that maxi ...
... nature so far. Secondly, we prove that there exist finite events where quantum theory gives predictions as complete as any no-signaling theory (even possibly supra- quantum) can give. This result shows that the completeness of quantum theory is not an asymptotic property. Finally, we prove that maxi ...
Coherence and Spin in GaAs Quantum Dots
... spin, coherence and interaction effects of electrons in mesoscopic structures. Experiments investigating the rich physics of spin-orbit coupling in confined structures in presence of magnetic fields both perpendicular and parallel to the 2D plane, orbital effects of in-plane fields on average, variance a ...
... spin, coherence and interaction effects of electrons in mesoscopic structures. Experiments investigating the rich physics of spin-orbit coupling in confined structures in presence of magnetic fields both perpendicular and parallel to the 2D plane, orbital effects of in-plane fields on average, variance a ...
PDF (Thesis)
... memory) while at the same time being under continuous quantum measurement (by the probe field). This aims at providing a general framework for analyzing a large class of non-Markovian measurement processes. Chapter 5 develops a way of characterizing the non-Markovianity of a bath (i.e.,whether and t ...
... memory) while at the same time being under continuous quantum measurement (by the probe field). This aims at providing a general framework for analyzing a large class of non-Markovian measurement processes. Chapter 5 develops a way of characterizing the non-Markovianity of a bath (i.e.,whether and t ...
The Mathematics of the Casimir Effect
... On a suitable function space, this operator is self-adjoint and positive with pure point spectrum One finds formally ...
... On a suitable function space, this operator is self-adjoint and positive with pure point spectrum One finds formally ...
- Philsci-Archive
... unperturbed atom to the corresponding quantity f 0 for the perturbed one. The discrete two-valued indices α and β label the perturbed and unperturbed states, respectively. Heisenberg proposed the following interpretation of these matrix elements: If the perturbed system is in a state α, then |Sαβ |2 ...
... unperturbed atom to the corresponding quantity f 0 for the perturbed one. The discrete two-valued indices α and β label the perturbed and unperturbed states, respectively. Heisenberg proposed the following interpretation of these matrix elements: If the perturbed system is in a state α, then |Sαβ |2 ...
Research Proposal for a Quantum Computer Programming
... twentieth centuries [12]. It was at this time that the quantum view of the world was uncovered. If the classical view can be described as determinism, then the corresponding description for the quantum view is indeterminism. At the quantum level nature itself is unpredictable- identical situations c ...
... twentieth centuries [12]. It was at this time that the quantum view of the world was uncovered. If the classical view can be described as determinism, then the corresponding description for the quantum view is indeterminism. At the quantum level nature itself is unpredictable- identical situations c ...
How do you divide your (two dimensional) time? .1in SLE, CLE, the
... arc and −λ on the complementary arc, where λ is the constant π8 , then the scaling limit of the zero-height interface (as the mesh size tends to zero) is SLE4 . If the initial boundary heights are instead −(1 + a)λ and (1 + b)λ, then as the mesh gets finer, the laws of the random paths described abo ...
... arc and −λ on the complementary arc, where λ is the constant π8 , then the scaling limit of the zero-height interface (as the mesh size tends to zero) is SLE4 . If the initial boundary heights are instead −(1 + a)λ and (1 + b)λ, then as the mesh gets finer, the laws of the random paths described abo ...
Topological Superconductivity in Artificial Heterostructures
... deformations. These mathematical methods can be applied to the quantum mechanical wave function, revealing that topologically non-trivial states cannot be adiabatically connected to trivial ones. The best known and also the first reported non-trivial topological state is the quantum Hall state, disco ...
... deformations. These mathematical methods can be applied to the quantum mechanical wave function, revealing that topologically non-trivial states cannot be adiabatically connected to trivial ones. The best known and also the first reported non-trivial topological state is the quantum Hall state, disco ...
INCT_IQ_ENG_1 - Instituto de Física / UFRJ
... manipulation of the quantum properties of matter and radiation is the main goal. Atoms, ions, photons, quantum dots (semi-conductor devices) and also superconductor devices, are candidates for applications which have no counterpart in the classical world. The idea of taking advantage of quantum mech ...
... manipulation of the quantum properties of matter and radiation is the main goal. Atoms, ions, photons, quantum dots (semi-conductor devices) and also superconductor devices, are candidates for applications which have no counterpart in the classical world. The idea of taking advantage of quantum mech ...
Statistical Mechanics - Physics | Oregon State University
... Chapters six and seven introduce different manners of describing the partition function. In chapter six we follow the density matrix formalism, which is very useful for all kinds of theoretical models. In chapter seven we go to classical statistical mechanics, which is simpler in terms of calculatio ...
... Chapters six and seven introduce different manners of describing the partition function. In chapter six we follow the density matrix formalism, which is very useful for all kinds of theoretical models. In chapter seven we go to classical statistical mechanics, which is simpler in terms of calculatio ...
NUCLEAR MAGNETIC RESONANCE QUANTUM COMPUTATION
... The behaviour of coupled spin systems in NMR experiments is usually described using product operators [2, 6, 9–11]. These are very closely related to conventional angular momentum operators, but differ in normalisation and other conventions. While they can seem strange is is essential to get used to ...
... The behaviour of coupled spin systems in NMR experiments is usually described using product operators [2, 6, 9–11]. These are very closely related to conventional angular momentum operators, but differ in normalisation and other conventions. While they can seem strange is is essential to get used to ...
Quantum fluctuations in modulated nonlinear oscillators Vittorio Peano and M I Dykman
... Here, Wmn are the rates of interstate transitions; anm ≡ hn|a|mi. We disregard tunneling when defining functions |ni ≡ ψn (Q), i.e. we use the wave functions localized about the extrema of g(Q, P); the effect of tunneling is exponentially small for λ 1 and |n − m| λ−1 . We count the localized st ...
... Here, Wmn are the rates of interstate transitions; anm ≡ hn|a|mi. We disregard tunneling when defining functions |ni ≡ ψn (Q), i.e. we use the wave functions localized about the extrema of g(Q, P); the effect of tunneling is exponentially small for λ 1 and |n − m| λ−1 . We count the localized st ...
Bulk Entanglement Spectrum Reveals Quantum
... subsystem A. Using the exponential decay of Cðr; r0 Þ at large distance jr − r0 j, we prove [28] that HA is short ranged and resembles a physical Hamiltonian, provided that the volume of A does not exceed that of B. In the opposite case, HA has bands at ∞ [28]; nonetheless, the low-lying part of th ...
... subsystem A. Using the exponential decay of Cðr; r0 Þ at large distance jr − r0 j, we prove [28] that HA is short ranged and resembles a physical Hamiltonian, provided that the volume of A does not exceed that of B. In the opposite case, HA has bands at ∞ [28]; nonetheless, the low-lying part of th ...
Quantum and Classical Magnetoresistance in Ambipolar Topological Insulator Transistors with
... the TSS in the BBG11,16–18,43,44 dominating the charge transport at low T (see Fig. S1). Our observations demonstrate a striking transition from the metallic to insulating behavior in the bulk of such films, driven by Ef (tuned by Vg). This transition can also be regarded as that from a ‘‘topologica ...
... the TSS in the BBG11,16–18,43,44 dominating the charge transport at low T (see Fig. S1). Our observations demonstrate a striking transition from the metallic to insulating behavior in the bulk of such films, driven by Ef (tuned by Vg). This transition can also be regarded as that from a ‘‘topologica ...
