Interpreting Effective Field Theories
... procedures are based on an expansion of the effective action (which formally describes the EFT) in terms of an infinite sum of local operators, constrained by symmetry and "naturalness" considerations. They differ on how this expansion is derived: the topdown approach derives it by eliminating degre ...
... procedures are based on an expansion of the effective action (which formally describes the EFT) in terms of an infinite sum of local operators, constrained by symmetry and "naturalness" considerations. They differ on how this expansion is derived: the topdown approach derives it by eliminating degre ...
Towards an Understanding of the Mutual Dependency of
... an ontological force. The force is fundamental, as all other forces, physical or psychological, rely on its existence for their existence. The force of consistency is conceptually far removed from physical forces, which are “push” forces, thought to be reducible to specific force caring particles. T ...
... an ontological force. The force is fundamental, as all other forces, physical or psychological, rely on its existence for their existence. The force of consistency is conceptually far removed from physical forces, which are “push” forces, thought to be reducible to specific force caring particles. T ...
Shot noise of spin-polarized charge currents as a
... FIG. 1. 共Color online兲 Panels 共a兲 and 共b兲 show the Fano factor vs the spin precession length LSO for different two-terminal setups where 100% spin-↑ polarized charge current is injected from the source electrode 共e.g., half-metallic ferromagnet兲 into a diffusive Rashba SOcoupled wire and spin-resolv ...
... FIG. 1. 共Color online兲 Panels 共a兲 and 共b兲 show the Fano factor vs the spin precession length LSO for different two-terminal setups where 100% spin-↑ polarized charge current is injected from the source electrode 共e.g., half-metallic ferromagnet兲 into a diffusive Rashba SOcoupled wire and spin-resolv ...
Physics 6010, Fall 2010 Symmetries and Conservation Laws
... By a conservation law we mean a quantity constructed from the coordinates, velocities, accelerations, etc. of the system that does not change as the system evolves in time. When the equations of motion are second order, conservation laws typically arise as functions on the velocity phase (possibly w ...
... By a conservation law we mean a quantity constructed from the coordinates, velocities, accelerations, etc. of the system that does not change as the system evolves in time. When the equations of motion are second order, conservation laws typically arise as functions on the velocity phase (possibly w ...
Monday, Nov. 20, 2006
... • Two successive application of parity operations must turn the coordinates back to original ...
... • Two successive application of parity operations must turn the coordinates back to original ...
The averaged dynamics of the hydrogen atom in crossed electric
... the electron to exhibit chaotic scattering [MW92, UF95, JFU99]. All these phenomena, as well as renewed interest in the motional Stark effect [JHY83, F94], make the crossed-fields problem an experimental accessible paradigm for a wide variety of outstanding issues in atomic and molecular physics, so ...
... the electron to exhibit chaotic scattering [MW92, UF95, JFU99]. All these phenomena, as well as renewed interest in the motional Stark effect [JHY83, F94], make the crossed-fields problem an experimental accessible paradigm for a wide variety of outstanding issues in atomic and molecular physics, so ...
Terahertz driven intraband dynamics of excitons in nanorods Fredrik Sy
... Quantum dots and nanorods are becoming increasingly important structures due to their potential applications that range from photovoltaic devices to medicine. The majority of the research on carrier dynamics in these structures has been in the optical regime, with little work performed at Terahertz ...
... Quantum dots and nanorods are becoming increasingly important structures due to their potential applications that range from photovoltaic devices to medicine. The majority of the research on carrier dynamics in these structures has been in the optical regime, with little work performed at Terahertz ...
Matrix Mechanics and Wave Mechanics - Philsci
... employment of mathematical techniques have no clear logical pretensions or consequences.1 Muller’s idea of the equivalence at stake is much stronger than this. He states that since “the essence of a physical theory lies in the mathematical structures it employs, to describe physical systems, the equ ...
... employment of mathematical techniques have no clear logical pretensions or consequences.1 Muller’s idea of the equivalence at stake is much stronger than this. He states that since “the essence of a physical theory lies in the mathematical structures it employs, to describe physical systems, the equ ...
Noise and Decoherence in Quantum Two-Level Systems
... spectrum adjusted to reproduce the observed power spectrum. The resulting “spin-boson models” have been studied in the literature (see the reviews [2,3]), in particular the one with linear coupling and “Ohmic” spectrum. On the other hand, several recent experiments appear to be described by spin-bos ...
... spectrum adjusted to reproduce the observed power spectrum. The resulting “spin-boson models” have been studied in the literature (see the reviews [2,3]), in particular the one with linear coupling and “Ohmic” spectrum. On the other hand, several recent experiments appear to be described by spin-bos ...
hep-th/9303127 PDF
... The purpose of these lectures is to present a short review of some recent developments of the lattice approach to the problem of the quantization of gravity. This approach goes back to the seminal paper by Regge (Regge (1961)), but many new and sometimes surprising results have been obtained during ...
... The purpose of these lectures is to present a short review of some recent developments of the lattice approach to the problem of the quantization of gravity. This approach goes back to the seminal paper by Regge (Regge (1961)), but many new and sometimes surprising results have been obtained during ...
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... Isospin states are labeled by the total isospin (I) and the third component of isospin (I3). ◆ Just like ordinary angular momentum states. ...
... Isospin states are labeled by the total isospin (I) and the third component of isospin (I3). ◆ Just like ordinary angular momentum states. ...
Nano Engineering Research Group
... A novel heterostructure photodetector design is presented that facilitates dramatic enhancements of signal-to-noise. The structure incorporates a single quantum well coupled to a symmetric double quantum well that makes it possible to engineer energy states with energy state separations equal to an ...
... A novel heterostructure photodetector design is presented that facilitates dramatic enhancements of signal-to-noise. The structure incorporates a single quantum well coupled to a symmetric double quantum well that makes it possible to engineer energy states with energy state separations equal to an ...
Quantum Correlations in Optical Angle–Orbital Angular Momentum
... The probability distributions for linear momentum and position are simply Fourier transforms of each other, and the relationship between the standard deviations of their distributions is expressed in the familiar Heisenberg uncertainty relation DxDp ≥ ℏ/2. In contrast, angle is 2p periodic, and so t ...
... The probability distributions for linear momentum and position are simply Fourier transforms of each other, and the relationship between the standard deviations of their distributions is expressed in the familiar Heisenberg uncertainty relation DxDp ≥ ℏ/2. In contrast, angle is 2p periodic, and so t ...
QUANTUM – TYPE AND CONTINUOUS COMPRESSIONS Author:I. Szalay
... x c is called the c –compressed of x and R c is called the c- compressed of the real number line. If S R then the set S c x c R c : x S is called the c – compressed of S. The inverse of compressor ...
... x c is called the c –compressed of x and R c is called the c- compressed of the real number line. If S R then the set S c x c R c : x S is called the c – compressed of S. The inverse of compressor ...
Nonequilibrium Quantum Magnetism in a Dipolar Lattice Gas
... chromium than in other spinor gases [40,43], due to the much larger difference between the scattering lengths of the relevant collision channels. We also observe a much stronger damping (of about 2 kHz) than in Refs. [40,43]. At longer time scales (see Fig. 3) the observed spin oscillations present ...
... chromium than in other spinor gases [40,43], due to the much larger difference between the scattering lengths of the relevant collision channels. We also observe a much stronger damping (of about 2 kHz) than in Refs. [40,43]. At longer time scales (see Fig. 3) the observed spin oscillations present ...
Optimal Detection of Symmetric Mixed Quantum States
... single generating vector; the optimal measurement again coincides with the LSM. Note that a cyclic state set is a special case of a geometrically uniform state set. Barnett [22] considers the case of distinguishing between multiply symmetric pure states, which are generated by the action of two cycl ...
... single generating vector; the optimal measurement again coincides with the LSM. Note that a cyclic state set is a special case of a geometrically uniform state set. Barnett [22] considers the case of distinguishing between multiply symmetric pure states, which are generated by the action of two cycl ...