Theory of the topological Anderson insulator
... spin. We assume time reversal symmetry (no magnetic field or magnetic impurities) and neglect any coupling between the two spin blocks H and H ∗ [9]. The scalar potential U accounts for the disorder. The parameters α, β, γ, m depend on the thickness and composition of the quantum well [7]. For the s ...
... spin. We assume time reversal symmetry (no magnetic field or magnetic impurities) and neglect any coupling between the two spin blocks H and H ∗ [9]. The scalar potential U accounts for the disorder. The parameters α, β, γ, m depend on the thickness and composition of the quantum well [7]. For the s ...
Microcanonical Ensemble
... interaction between the particles is sufficiently weak so that it will be ignored in many calculations. But conceptually, the interaction cannot be exactly zero, otherwise the system would no longer be ergodic — a particle would never be able to transfer energy to another particle and to reach equil ...
... interaction between the particles is sufficiently weak so that it will be ignored in many calculations. But conceptually, the interaction cannot be exactly zero, otherwise the system would no longer be ergodic — a particle would never be able to transfer energy to another particle and to reach equil ...
Here
... descends to an action on K-theory which again factors through HgL . Using an appropriate character map from K-theory to cohomology, one can show that the two actions coincide. ...
... descends to an action on K-theory which again factors through HgL . Using an appropriate character map from K-theory to cohomology, one can show that the two actions coincide. ...
Details
... A dark state is usually undetectable in an experiment due to quantum interference ※ ４ that significantly suppresses the amount of a signal from the system to the detector. Although this state is known to be long-lived, it is difficult to use this state for a practical application such as quantum mem ...
... A dark state is usually undetectable in an experiment due to quantum interference ※ ４ that significantly suppresses the amount of a signal from the system to the detector. Although this state is known to be long-lived, it is difficult to use this state for a practical application such as quantum mem ...
PDF only - at www.arxiv.org.
... Of all the quantum conundrums, the measurement problem inspires the most enduring debate. The present paper proposes a solution of one of the two core measurement issues, but is neither another interpretation of quantum physics nor an alteration of the standard theo ...
... Of all the quantum conundrums, the measurement problem inspires the most enduring debate. The present paper proposes a solution of one of the two core measurement issues, but is neither another interpretation of quantum physics nor an alteration of the standard theo ...
Path Integrals from meV to MeV: Tutzing `92
... favored because the electron-electron interaction is minimized. Quantum mechanically, these are the (resonant) states in which - ( c o s 0 ) is close to unity. These states are dominantly excited in single-photon transitions from the ground state [6]. ...
... favored because the electron-electron interaction is minimized. Quantum mechanically, these are the (resonant) states in which - ( c o s 0 ) is close to unity. These states are dominantly excited in single-photon transitions from the ground state [6]. ...
Document
... It is then easy to see that this group is ''too general," and is therefore not of interest. In the simplest case, when all the energy levels En are nondegenerate and numbered by an index n, every unitary operator U which commutes with H will be diagonal in the energy representation, its matrix eleme ...
... It is then easy to see that this group is ''too general," and is therefore not of interest. In the simplest case, when all the energy levels En are nondegenerate and numbered by an index n, every unitary operator U which commutes with H will be diagonal in the energy representation, its matrix eleme ...
tions processing as well as in quantum information processing. In anal
... Information is quantized in classical digital informations processing as well as in quantum information processing. In analogy to the classical bit, the elementary quantum of information in quantum information processing is called a qubit. In the first part of this chapter we will learn how qubits c ...
... Information is quantized in classical digital informations processing as well as in quantum information processing. In analogy to the classical bit, the elementary quantum of information in quantum information processing is called a qubit. In the first part of this chapter we will learn how qubits c ...
On the correspondence principle
... (of inductance L) enclosing a Josephson junction (with capacitance C). of the chaotic Duffing oscillator. The classical dynamics is described though the evolution of a phase space distribution function that is the solution to the Liouville equation. This is compared with the dynamics of the Wigner f ...
... (of inductance L) enclosing a Josephson junction (with capacitance C). of the chaotic Duffing oscillator. The classical dynamics is described though the evolution of a phase space distribution function that is the solution to the Liouville equation. This is compared with the dynamics of the Wigner f ...
6 GU 2007 Quantum Illusions and Time
... - need control (& disentangle atom… from cat etc.) - but, importantly, need to repeat it many times to build up interference pattern ...
... - need control (& disentangle atom… from cat etc.) - but, importantly, need to repeat it many times to build up interference pattern ...
quantum-gravity-presentation
... Quantum Gravity: Why so Difficult? • Don’t Buy the Tickets Quite Yet (III) • What Does it Mean to Have an Infinite Series with Terms of Increasing Dimension? • If You “Cutoff” the Series, You Can Apparently Fiddle with the Resulting Equations to Get Something With a Physical Meaning • But You Canno ...
... Quantum Gravity: Why so Difficult? • Don’t Buy the Tickets Quite Yet (III) • What Does it Mean to Have an Infinite Series with Terms of Increasing Dimension? • If You “Cutoff” the Series, You Can Apparently Fiddle with the Resulting Equations to Get Something With a Physical Meaning • But You Canno ...
STEIN`S METHOD, MANY INTERACTING WORLDS AND
... p1 (x) = x e / 2π. We also give a rate of convergence using a new extension of Stein’s method. Our approach is generalizable to recursions that converge to the distributions of other higher energy states of the quantum harmonic oscillator, although we do not pursue such extensions here. Stein’s meth ...
... p1 (x) = x e / 2π. We also give a rate of convergence using a new extension of Stein’s method. Our approach is generalizable to recursions that converge to the distributions of other higher energy states of the quantum harmonic oscillator, although we do not pursue such extensions here. Stein’s meth ...
Quantum Theory. A Mathematical Approach
... physical theories, in particular relativity and quantum theory, one needs to know such topics as functional analysis, Lie groups and algebra, differential geometry. That makes it easy for mathematicians to acquire a basic understanding of these theories. Physicist are not familiar with this kind of ...
... physical theories, in particular relativity and quantum theory, one needs to know such topics as functional analysis, Lie groups and algebra, differential geometry. That makes it easy for mathematicians to acquire a basic understanding of these theories. Physicist are not familiar with this kind of ...
On Quantum Generalizations of Information
... If p(xi , yj ) = p(xi ) × p(yj ) for all i, j then p(xi , yj ) is merely a “product distribution”. In this case there is no correlation among X and Y and the mutual information is 0 (the logarithm’s value in Equation 14 vanishes). However, if X and Y are in the least correlated, then I(X; Y ) is pos ...
... If p(xi , yj ) = p(xi ) × p(yj ) for all i, j then p(xi , yj ) is merely a “product distribution”. In this case there is no correlation among X and Y and the mutual information is 0 (the logarithm’s value in Equation 14 vanishes). However, if X and Y are in the least correlated, then I(X; Y ) is pos ...