Spin current source based on a quantum point contact with local
... is active. We consider a straight quantum wire (h̄ω = 0) and plot dispersion relations in Figs. 6(a,c,e) for different channel widths W where the color of the curves depict the mean spin component in the x-direction. For a strictly one-dimensional quantum wire the Rashba coupling exactly polarizes t ...
... is active. We consider a straight quantum wire (h̄ω = 0) and plot dispersion relations in Figs. 6(a,c,e) for different channel widths W where the color of the curves depict the mean spin component in the x-direction. For a strictly one-dimensional quantum wire the Rashba coupling exactly polarizes t ...
Non-Abelian Anyons and Topological Quantum Computation
... the concepts of non-Abelian anyons and topological quantum computation, their inter-connections, and how they may be realized in physical systems, particularly in several fractional quantum Hall states. (For a popular account, see Collins, 2006; for a slightly more technical one, see Das Sarma et al ...
... the concepts of non-Abelian anyons and topological quantum computation, their inter-connections, and how they may be realized in physical systems, particularly in several fractional quantum Hall states. (For a popular account, see Collins, 2006; for a slightly more technical one, see Das Sarma et al ...
Undergraduate Philospohy Thesis: Quantum Mechanics and
... of free will: agent-causation, simple indeterminism, and causal indeterminism. Agent causation is the most traditional approach. Many philosophers have considered the idea of agent-causation hopelessly incoherent; however, there are some contemporary supporters of this type of libertarian model. Age ...
... of free will: agent-causation, simple indeterminism, and causal indeterminism. Agent causation is the most traditional approach. Many philosophers have considered the idea of agent-causation hopelessly incoherent; however, there are some contemporary supporters of this type of libertarian model. Age ...
Time in Thermodynamics
... phenomena. These processes differ from what we would see in the reverserunning films of ice melting, coffee cooling, and popsicles dripping. For they require an input of energy. (We can formulate the asymmetry as the fact that energetically isolated systems behave asymmetrically in time.4 ) More, i ...
... phenomena. These processes differ from what we would see in the reverserunning films of ice melting, coffee cooling, and popsicles dripping. For they require an input of energy. (We can formulate the asymmetry as the fact that energetically isolated systems behave asymmetrically in time.4 ) More, i ...
The Facets of Relativistic Quantum Field Theory1
... spectively. These approaches intend to provide a solid basis of a quantum field theory on a rigorous mathematical footing, which is to serve as a framework for developing detailed theories related to phenomena. Hence, this foundational work mainly deals with general structures, exploiting in partic ...
... spectively. These approaches intend to provide a solid basis of a quantum field theory on a rigorous mathematical footing, which is to serve as a framework for developing detailed theories related to phenomena. Hence, this foundational work mainly deals with general structures, exploiting in partic ...
COMPUTER-AIDED-DESIGN METHODS FOR EMERGING
... 2.3.2. Quantum Bits and Registers .................................................................... 34 2.3.3. Quantum Operations on a Single Qubit................................................... 35 2.3.4. Elementary Quantum Gates and Quantum Circuits................................. 36 2.3.5. ...
... 2.3.2. Quantum Bits and Registers .................................................................... 34 2.3.3. Quantum Operations on a Single Qubit................................................... 35 2.3.4. Elementary Quantum Gates and Quantum Circuits................................. 36 2.3.5. ...
Statistical Physics
... It is positive when the volume of the system increases. The internal energy U depends only on the state of the system in contrast to the heat added and work done. These quantities depend on the way they have changed. U is therefore called a state function. Experiments also revealed that the system c ...
... It is positive when the volume of the system increases. The internal energy U depends only on the state of the system in contrast to the heat added and work done. These quantities depend on the way they have changed. U is therefore called a state function. Experiments also revealed that the system c ...
Chapter 4 The Two Slit Experiment
... We now repeat the experiment for a third time, but in this case we use electrons. Here we imagine that there is a beam of electrons incident normally on a screen with the two slits, with all the electrons having the same energy E and momentum p. The screen is a fluorescent screen, so that the arriva ...
... We now repeat the experiment for a third time, but in this case we use electrons. Here we imagine that there is a beam of electrons incident normally on a screen with the two slits, with all the electrons having the same energy E and momentum p. The screen is a fluorescent screen, so that the arriva ...
Ph410 Physics of Quantum Computation1
... used. When considering a quantum system, we will often embed the symbol in a ket, following Dirac: |ψ. Our enthusiasm for this notation is such that we will often use it for classical states as well. We will deal almost exclusively with subsystems that have a finite number of independent (basis or e ...
... used. When considering a quantum system, we will often embed the symbol in a ket, following Dirac: |ψ. Our enthusiasm for this notation is such that we will often use it for classical states as well. We will deal almost exclusively with subsystems that have a finite number of independent (basis or e ...
Temporal decay of Neel order in the one
... calculate the time evolution of the observables of interest starting from the perfect Néel state. This method approximates the true wave-function by a matrix-product state ansatz [60] appropriate for the thermodynamic limit and is related to time-dependent density matrix renormalization group metho ...
... calculate the time evolution of the observables of interest starting from the perfect Néel state. This method approximates the true wave-function by a matrix-product state ansatz [60] appropriate for the thermodynamic limit and is related to time-dependent density matrix renormalization group metho ...
slides
... (combinatorially) non-local field theories on group manifolds, which are interpreted as 2nd quantized theories of simplicial geometry and of canonical QG in 1st order formalism (QFT of spin networks) complex field φ on GD for D-dimensional models, represents “2nd quantized (D-1)-simplex”(or spin net ...
... (combinatorially) non-local field theories on group manifolds, which are interpreted as 2nd quantized theories of simplicial geometry and of canonical QG in 1st order formalism (QFT of spin networks) complex field φ on GD for D-dimensional models, represents “2nd quantized (D-1)-simplex”(or spin net ...
Advanced Quantum Mechanics
... . Elastic scattering off immobile targets: here, the target is effectively so heavy that its mass can be considered infinite. In such cases, scattering is dominantly elastic, ∆E = −∆ = 0. The scattering target can be modelled by some potential distribution, fixed in real space, and arbitrary moment ...
... . Elastic scattering off immobile targets: here, the target is effectively so heavy that its mass can be considered infinite. In such cases, scattering is dominantly elastic, ∆E = −∆ = 0. The scattering target can be modelled by some potential distribution, fixed in real space, and arbitrary moment ...
hep-th/0510270 PDF
... in a frame of the general relativity, and its magnitude is somehow equal to ∼ Hc, where H is the Hubble constant, c is the light velocity. 2. In the same 1998, two teams of astrophysicists, which were collecting supernovae 1a data with the aim to specificate parameters of cosmological expansion, rep ...
... in a frame of the general relativity, and its magnitude is somehow equal to ∼ Hc, where H is the Hubble constant, c is the light velocity. 2. In the same 1998, two teams of astrophysicists, which were collecting supernovae 1a data with the aim to specificate parameters of cosmological expansion, rep ...
Quantum mechanics provides us with an understanding of atomic
... Copyright © 2008 Pearson Education, Inc., publishing as Pearson Addison-Wesley. ...
... Copyright © 2008 Pearson Education, Inc., publishing as Pearson Addison-Wesley. ...