Single-electron pumping in silicon quantum dots
... In 1909, Robert Millikan and Harvey Fletcher obtained experimental evidence suggesting that there is a smallest possible quantum of charge, which they proposed to be the charge of the electron [2]. Nowadays the absolute magnitude of electron charge is referred to as the elementary charge since it is ...
... In 1909, Robert Millikan and Harvey Fletcher obtained experimental evidence suggesting that there is a smallest possible quantum of charge, which they proposed to be the charge of the electron [2]. Nowadays the absolute magnitude of electron charge is referred to as the elementary charge since it is ...
Generation of polarization-entangled photon pairs in a cascade of
... expense of the photon flux [13–15]. Theoretical studies revealed that the down-converted photons are entangled simultaneously in polarization and space-time, or equivalently, wave number-frequency because of the significant effects of dispersion and birefringence in the crystal [13,16,17]. As a resu ...
... expense of the photon flux [13–15]. Theoretical studies revealed that the down-converted photons are entangled simultaneously in polarization and space-time, or equivalently, wave number-frequency because of the significant effects of dispersion and birefringence in the crystal [13,16,17]. As a resu ...
Eikonal Approximation K. V. Shajesh
... 2m . With this correspondence we ask the question, can we not have a corresponding eikonal approximation in quantum mechanics? Yes we can. The eikonal approximation in quantum mechanics works for processes involving the scattering of particles with large incoming momentum and when the scattering ang ...
... 2m . With this correspondence we ask the question, can we not have a corresponding eikonal approximation in quantum mechanics? Yes we can. The eikonal approximation in quantum mechanics works for processes involving the scattering of particles with large incoming momentum and when the scattering ang ...
Self-dual Quantum Electrodynamics as Boundary State of the three
... π−flux. Of course, we need to consider a superconductor order parameter that preserves the U (1)s symmetry. Then the source of a double vortex in this system, will acquire four Majorana fermion zero modes, or equivalently two complex fermion zero modes f10 and f20 . Our boson doublet states b†1 |0i ...
... π−flux. Of course, we need to consider a superconductor order parameter that preserves the U (1)s symmetry. Then the source of a double vortex in this system, will acquire four Majorana fermion zero modes, or equivalently two complex fermion zero modes f10 and f20 . Our boson doublet states b†1 |0i ...
A Quantum-mechanical Model of Histone Modification in Gene
... chain are supposed to participate in the quantum transition cooperatively. The transition rate W is calculated based on the non-radiative quantum transition theory in adiabatic approximation. By using W’s the reaction equations can be written for histone modification and the histone modification lev ...
... chain are supposed to participate in the quantum transition cooperatively. The transition rate W is calculated based on the non-radiative quantum transition theory in adiabatic approximation. By using W’s the reaction equations can be written for histone modification and the histone modification lev ...
The Compton-Schwarzschild correspondence from extended de
... an extended form of canonical non-relativistic quantum mechanics which, at first sight, appears to be non-gravitational, in the sense that the results obtained do not require the introduction of a classical Newtonian gravitational potential. Nonetheless, introducing such a potential as an external f ...
... an extended form of canonical non-relativistic quantum mechanics which, at first sight, appears to be non-gravitational, in the sense that the results obtained do not require the introduction of a classical Newtonian gravitational potential. Nonetheless, introducing such a potential as an external f ...
Efficient Universal Quantum Circuits
... Our first result, presented in Sect. 3, shows that depth-universal quantum circuits exist for the gate families F = {H, T } ∪ {Fn | n ≥ 1} and F 0 = {H, T } ∪ {Fn | n ≥ 1} ∪ {∧n (X) | n ≥ 1}, where H and T are the Hadamard and π/8 gates, respectively, and Fn and ∧n (X) are the (n + 1)-qubit fanout a ...
... Our first result, presented in Sect. 3, shows that depth-universal quantum circuits exist for the gate families F = {H, T } ∪ {Fn | n ≥ 1} and F 0 = {H, T } ∪ {Fn | n ≥ 1} ∪ {∧n (X) | n ≥ 1}, where H and T are the Hadamard and π/8 gates, respectively, and Fn and ∧n (X) are the (n + 1)-qubit fanout a ...
Entropy and Quantum Gravity arXiv:1504.00882v2 [gr
... we don’t need to say in detail to see how the proposal might work. All we need to assume is that there is an approximate quantum gravity theory valid for energies well below the Planck energy and that this can be formulated along the lines of a standard quantum mechanical theory with a total Hilbert ...
... we don’t need to say in detail to see how the proposal might work. All we need to assume is that there is an approximate quantum gravity theory valid for energies well below the Planck energy and that this can be formulated along the lines of a standard quantum mechanical theory with a total Hilbert ...
Probing charge fluctuator correlations using quantum dot pairs Purohit, er, tt
... We begin with the case of a single fluctuator. Our aim is to assess what kinds of photon cross-correlation signatures are obtained for different charge fluctuation rates and interaction strengths. As a starting point, we will assume there is a single charge fluctuator that affects each of the two qu ...
... We begin with the case of a single fluctuator. Our aim is to assess what kinds of photon cross-correlation signatures are obtained for different charge fluctuation rates and interaction strengths. As a starting point, we will assume there is a single charge fluctuator that affects each of the two qu ...
Wormhole Physics - In Classical and Quantum Theories of Gravity
... Causality is a relation between two events. The first is called the ”cause” while the second is called the ”effect”. Causality requires the cause proceeds the effect. Also due to relativity, they are timelike or null like separated ( the effect lies in the light cone of the other). CTC’s seems to cl ...
... Causality is a relation between two events. The first is called the ”cause” while the second is called the ”effect”. Causality requires the cause proceeds the effect. Also due to relativity, they are timelike or null like separated ( the effect lies in the light cone of the other). CTC’s seems to cl ...
Information Geometric Superactivation of Asymptotic Quantum
... [P1-4, C2-C11]. In the proposed work we also investigate whether entanglement across input states could help to enhance the transmission of information on quantum channels – as entanglement can help in other problems in quantum computation. In practical applications, unentangled quantum states can b ...
... [P1-4, C2-C11]. In the proposed work we also investigate whether entanglement across input states could help to enhance the transmission of information on quantum channels – as entanglement can help in other problems in quantum computation. In practical applications, unentangled quantum states can b ...
Quantum Gravity : Motivations and Alternatives 1
... Quantum Mechanics –, together with the already existing empirical data that confirmed these theories, are still the only concrete elements that constitute a reasonable starting point for the different attempts to construct a theory of Quantum Gravity, intended to get over their mutual conceptual inc ...
... Quantum Mechanics –, together with the already existing empirical data that confirmed these theories, are still the only concrete elements that constitute a reasonable starting point for the different attempts to construct a theory of Quantum Gravity, intended to get over their mutual conceptual inc ...
From waves to bullets: testing Feynman`s idea on the two slit
... he argued, “If the motion of all matter–as well as electrons–must be described in terms of ...
... he argued, “If the motion of all matter–as well as electrons–must be described in terms of ...
Quantum dynamics in strong fluctuating fields - Physik Uni
... [32–35] and, finding subsequently the stochastically averaged evolution of the considered system which is governed by a stochastic Liouville–von Neumann equation. This methodology is known under the label of stochastic Liouville equation (SLE) approach [34–41]. Due to a reasoning that involves the ce ...
... [32–35] and, finding subsequently the stochastically averaged evolution of the considered system which is governed by a stochastic Liouville–von Neumann equation. This methodology is known under the label of stochastic Liouville equation (SLE) approach [34–41]. Due to a reasoning that involves the ce ...
Formulation of Liouville`s Theorem for Grand Ensemble Molecular
... The study of open quantum systems is a subject of high interest in modern physics and thus the associated physical concepts and related formalism have been extensively treated so that the formal backbone of the theory is very solid [21]. In particular the paper of ...
... The study of open quantum systems is a subject of high interest in modern physics and thus the associated physical concepts and related formalism have been extensively treated so that the formal backbone of the theory is very solid [21]. In particular the paper of ...
Power-Law Entanglement Spectrum in Many-Body Localized
... many quasi-local integrals of motion (LIOMs) [11–13]. In addition to distinct dynamical properties, ergodic and MBL systems are sharply distinguished by the microscopic nature of their eigenstates. This difference can be probed via quantum-information measures, such as entanglement entropy (EE). Giv ...
... many quasi-local integrals of motion (LIOMs) [11–13]. In addition to distinct dynamical properties, ergodic and MBL systems are sharply distinguished by the microscopic nature of their eigenstates. This difference can be probed via quantum-information measures, such as entanglement entropy (EE). Giv ...