Polarized interacting exciton gas in quantum wells and bulk semiconductors
... built upon. In any case, spin splitting is beyond the scope of those spinless excitons theories. We present in this paper a theory of spin-dependent exciton-exciton interaction in two and three dimensions ~2D and 3D!. Such interaction produces a gas with a difference in the spin populations, a level ...
... built upon. In any case, spin splitting is beyond the scope of those spinless excitons theories. We present in this paper a theory of spin-dependent exciton-exciton interaction in two and three dimensions ~2D and 3D!. Such interaction produces a gas with a difference in the spin populations, a level ...
Nanoelectronics - the GMU ECE Department
... free electron gas model • For example, for copper at room temperature, τ=2.47×10-14 s, E = 1V/m: vd = 4.35×10-3 m/s • This is much smaller than thermal velocity: ~ 105 m/s. • Despite the small value of drift velocity, electrical signals propagate as electromagnetic waves at the speed of light. (EM s ...
... free electron gas model • For example, for copper at room temperature, τ=2.47×10-14 s, E = 1V/m: vd = 4.35×10-3 m/s • This is much smaller than thermal velocity: ~ 105 m/s. • Despite the small value of drift velocity, electrical signals propagate as electromagnetic waves at the speed of light. (EM s ...
PDF (Thesis)
... of a quantum system (the plant), which is coupled to a non-Markovian bath (i.e., one with a 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. C ...
... of a quantum system (the plant), which is coupled to a non-Markovian bath (i.e., one with a 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. C ...
MO Diagrams for O2 and N2
... Note: The 12 empty π*-orbitals of the six CO ligands in a molecule like [Cr(CO)6] can be combined to form 12 linear combinations of orbitals (3 x T1u, 3 x T2g, 3 x T1g, 3 x T2u). Only the three linear combinations with T2g symmetry are of the correct symmetry to interact with the t2g orbitals (dxy, ...
... Note: The 12 empty π*-orbitals of the six CO ligands in a molecule like [Cr(CO)6] can be combined to form 12 linear combinations of orbitals (3 x T1u, 3 x T2g, 3 x T1g, 3 x T2u). Only the three linear combinations with T2g symmetry are of the correct symmetry to interact with the t2g orbitals (dxy, ...
The Physical Implementation of Quantum Computation David P. DiVincenzo
... by a measurement which projects the system either into the state desired or another state which can be rotated into it. These approaches are not fundamentally different from one another, since the projection procedure is a form of cooling; for instance, the laser cooling techniques used routinely no ...
... by a measurement which projects the system either into the state desired or another state which can be rotated into it. These approaches are not fundamentally different from one another, since the projection procedure is a form of cooling; for instance, the laser cooling techniques used routinely no ...
Dual-path source engineering in integrated quantum optics
... of the implemented circuits allow for fast and efficient manipulation of light. These highly desired properties have enabled the quantum information community to build and investigate compact, efficient, and high-dimensional networks for the first time [1–10]. Still, the generation of single photons ...
... of the implemented circuits allow for fast and efficient manipulation of light. These highly desired properties have enabled the quantum information community to build and investigate compact, efficient, and high-dimensional networks for the first time [1–10]. Still, the generation of single photons ...
Collapse of Probability Distributions in Relativistic Spacetime
... Another interpretation that has gained considerable support is the consistent histories (also called decoherent histories) formulation of Griffiths.15 This is a prescription that tells us to start with a given initial state and then calculate the probabilities for a specified historical time sequenc ...
... Another interpretation that has gained considerable support is the consistent histories (also called decoherent histories) formulation of Griffiths.15 This is a prescription that tells us to start with a given initial state and then calculate the probabilities for a specified historical time sequenc ...
Polarization control of single photon quantum
... Owing to this result, the radial mode does not play a significant role in the demonstrations that will be reported in the following, so for brevity we will omit it altogether from our notations. This radial degree of freedom may however become more critical when states having different values of |m| ...
... Owing to this result, the radial mode does not play a significant role in the demonstrations that will be reported in the following, so for brevity we will omit it altogether from our notations. This radial degree of freedom may however become more critical when states having different values of |m| ...
numerical calculation of the ground state energies of the hydrogen
... using the Variational Quantum Monte Carlo [VQMC] and the Path Integral Monte Carlo [PIMC]. These analysis are done under the context of the accuracy of Born-Oppenhiemer approximation [fixed nuclei restriction]. The ground state energies of hydrogen molecule for different interproton separations (0.4 ...
... using the Variational Quantum Monte Carlo [VQMC] and the Path Integral Monte Carlo [PIMC]. These analysis are done under the context of the accuracy of Born-Oppenhiemer approximation [fixed nuclei restriction]. The ground state energies of hydrogen molecule for different interproton separations (0.4 ...
Comparison of different quantum mechanical methods for inner atomic shell
... As with any quantum mechanical three-body problem, the SSE approach has a limitation arising from the approximate consideration for some of the interactions between each pair of the particles. This approximation is more accurate when the photoelectron is energetic, but has larger uncertainties in sy ...
... As with any quantum mechanical three-body problem, the SSE approach has a limitation arising from the approximate consideration for some of the interactions between each pair of the particles. This approximation is more accurate when the photoelectron is energetic, but has larger uncertainties in sy ...
Quantum one-time programs
... can be inferred from f (x). One-time programs cannot be achieved by software alone, as any classical software can be re-run. Thus, any hope of achieving any one-time property must necessarily rely on an additional assumptions such as secure hardware or quantum mechanics: computational assumptions al ...
... can be inferred from f (x). One-time programs cannot be achieved by software alone, as any classical software can be re-run. Thus, any hope of achieving any one-time property must necessarily rely on an additional assumptions such as secure hardware or quantum mechanics: computational assumptions al ...
Detected-jump-error-correcting quantum codes - IAP TU
... necessary and sufficient conditions for the existence of unitary recovery operations that fulfill Eq. 共8兲 for the error operators 兵 L ␣ : ␣ ⫽1, . . . ,N 其 . In the physical setting this criterion states that 共i兲 different orthogonal quantum states remain orthogonal under the action of error operator ...
... necessary and sufficient conditions for the existence of unitary recovery operations that fulfill Eq. 共8兲 for the error operators 兵 L ␣ : ␣ ⫽1, . . . ,N 其 . In the physical setting this criterion states that 共i兲 different orthogonal quantum states remain orthogonal under the action of error operator ...
Paper
... The first Bose–Einstein condensates (BECs) were created in 1995 by two groups in the US (including ours) by cooling Bose gases of rubidium and sodium atoms to a few hundred nanokelvin – a result that led to the award of the 2001 Nobel Prize for Physics. The realization of ultracold strongly interact ...
... The first Bose–Einstein condensates (BECs) were created in 1995 by two groups in the US (including ours) by cooling Bose gases of rubidium and sodium atoms to a few hundred nanokelvin – a result that led to the award of the 2001 Nobel Prize for Physics. The realization of ultracold strongly interact ...
ELECTROSTATIC LATTICE for srEDM
... In reality the beam has energy spread γmag±Δγ and all particles move in different external field. Therefore the spin tune has the aberrations dependent on energy γ and trajectory r(t) of particles. ...
... In reality the beam has energy spread γmag±Δγ and all particles move in different external field. Therefore the spin tune has the aberrations dependent on energy γ and trajectory r(t) of particles. ...
Real-time resolution of the causality paradox of time
... Time-dependent density-functional theory 共TDDFT兲 关1–3兴 is becoming a standard tool for the computation of time-dependent phenomena in condensed matter physics and quantum chemistry. Naturally the growing number of applications has generated a new interest in the foundations of the theory 共see, for e ...
... Time-dependent density-functional theory 共TDDFT兲 关1–3兴 is becoming a standard tool for the computation of time-dependent phenomena in condensed matter physics and quantum chemistry. Naturally the growing number of applications has generated a new interest in the foundations of the theory 共see, for e ...
Theoretical studies of microcavities and photonic crystals for lasing and waveguiding applications
... low-loss waveguides, whereas point defects can act as high-quality microcavities. The another unique feature of photonic crystals with certain lattice parameters is negative refractive index that can be exploited for focusing and non-conventional distribution of light on a microscopic level. In addi ...
... low-loss waveguides, whereas point defects can act as high-quality microcavities. The another unique feature of photonic crystals with certain lattice parameters is negative refractive index that can be exploited for focusing and non-conventional distribution of light on a microscopic level. In addi ...
Hidden Variables and Nonlocality in Quantum Mechanics
... in spite of David Bohm’s successful construction of such a theory and John S. Bell’s strong arguments in favor of the idea. Many are convinced either that it is impossible to interpret quantum theory in this way, or that such an interpretation would actually be irrelevant. There are essentially two ...
... in spite of David Bohm’s successful construction of such a theory and John S. Bell’s strong arguments in favor of the idea. Many are convinced either that it is impossible to interpret quantum theory in this way, or that such an interpretation would actually be irrelevant. There are essentially two ...
Circuit Quantum Electrodynamics with Transmon Qubits in
... Electrodynamics with Transmon Qubits in the Ultrastrong Coupling Regime is entirely my own original work except where otherwise indicated. I am aware of the University's regulations concerning plagiarism, including those regulations concerning disciplinary actions that may result from plagiarism. ...
... Electrodynamics with Transmon Qubits in the Ultrastrong Coupling Regime is entirely my own original work except where otherwise indicated. I am aware of the University's regulations concerning plagiarism, including those regulations concerning disciplinary actions that may result from plagiarism. ...
On the Distribution of the Wave Function for Systems in Thermal
... conditional wave function of the system, defined in (4), is then approximately GAP (ρβ )distributed, for a typical basis {|q2 i}. This is related to the fact that for a typical microcanonical wave function ψ of the composite the reduced density matrix for the system is approximately ρβ [7, 21]. Note ...
... conditional wave function of the system, defined in (4), is then approximately GAP (ρβ )distributed, for a typical basis {|q2 i}. This is related to the fact that for a typical microcanonical wave function ψ of the composite the reduced density matrix for the system is approximately ρβ [7, 21]. Note ...