- Philsci
... Next, from stage 4 to stage 5, an isothermal compression is performed, in which the total volume available to the particle (left hand side plus right hand side of the partition) returns to its original volume V, while the pressure on both sides becomes the same and equal to NkT/V (by the ideal gas l ...
... Next, from stage 4 to stage 5, an isothermal compression is performed, in which the total volume available to the particle (left hand side plus right hand side of the partition) returns to its original volume V, while the pressure on both sides becomes the same and equal to NkT/V (by the ideal gas l ...
Universitat Autonoma de Barcelona Facultat de Ciencies, Departament de F sica
... quantum cryptography can allow for secure communication using public channels [1], and that quantum computing could be used to e ciently solve several problems that are prohibitively hard in classical computing [2]. The basic elements that quantum information deals with are qubits (contraction of qu ...
... quantum cryptography can allow for secure communication using public channels [1], and that quantum computing could be used to e ciently solve several problems that are prohibitively hard in classical computing [2]. The basic elements that quantum information deals with are qubits (contraction of qu ...
Fault-tolerant quantum repeater with atomic ensembles and linear
... atomic ensembles and the induced Stokes pulses are directed to the detectors. The time interval between neighboring write pulses is larger than the classical communication time. When there is a click on the detectors, the entanglement is generated and classical information is sent back to the commun ...
... atomic ensembles and the induced Stokes pulses are directed to the detectors. The time interval between neighboring write pulses is larger than the classical communication time. When there is a click on the detectors, the entanglement is generated and classical information is sent back to the commun ...
Quantum Computation with Nuclear Spins in Quantum Dots
... Chapter 1 Introduction A computing device properly harnessing the laws of quantum mechanics can solve certain problems that are intractable, i.e. computationally hard, for machines based on classical logic [1, 2, 3, 4]. Even more, quantum mechanics guarantees provably secure communication between t ...
... Chapter 1 Introduction A computing device properly harnessing the laws of quantum mechanics can solve certain problems that are intractable, i.e. computationally hard, for machines based on classical logic [1, 2, 3, 4]. Even more, quantum mechanics guarantees provably secure communication between t ...
Approaches to Quantum Gravity
... version, i.e. spin foam models). Alongside them, we have various (and rather different in both spirit and techniques used) discrete approaches, represented here by simplicial quantum gravity, in particular the recent direction of causal dynamical triangulations, quantum Regge calculus, and the “cons ...
... version, i.e. spin foam models). Alongside them, we have various (and rather different in both spirit and techniques used) discrete approaches, represented here by simplicial quantum gravity, in particular the recent direction of causal dynamical triangulations, quantum Regge calculus, and the “cons ...
Resonant Magnetization Tunneling in Molecular Magnets
... can be produced by a variety of mechanisms that can be distinguished from one another by selection rules associated with each mechanism. In most systems it is a rather trivial question to ask, “What causes tunneling?” In fact, many physicists, when first asked this question, rightly react as if they ...
... can be produced by a variety of mechanisms that can be distinguished from one another by selection rules associated with each mechanism. In most systems it is a rather trivial question to ask, “What causes tunneling?” In fact, many physicists, when first asked this question, rightly react as if they ...
80, 032307 (2009)
... the excited states e of the harmonic trap, H = p2 / 2m + m2r2共t兲 is the Hamiltonian of the system. As a result, the low-frequency beam pointing fluctuations do not induce dephasing in the atom qubit since the atom feels the same trapping potential even if the trap center fluctuates. Moreover, the ...
... the excited states e of the harmonic trap, H = p2 / 2m + m2r2共t兲 is the Hamiltonian of the system. As a result, the low-frequency beam pointing fluctuations do not induce dephasing in the atom qubit since the atom feels the same trapping potential even if the trap center fluctuates. Moreover, the ...
The AdS/CFT Correspondence arXiv:1501.00007
... the nature of space and time has popularized the theory to the extent that it would be hard to find a scientific-minded person who has not heard of Einstein’s theory of gravity. Yet, despite its universally recognized elegance, until recently general relativity has been used by a relatively small su ...
... the nature of space and time has popularized the theory to the extent that it would be hard to find a scientific-minded person who has not heard of Einstein’s theory of gravity. Yet, despite its universally recognized elegance, until recently general relativity has been used by a relatively small su ...
Taming the Electronic Structure of Lead and Eka-lead
... FS-MRCC approach is based on exponential parametrization of the wave operator within the framework of Bloch equation, which leads to coupled nonlinear equations. By construction, the FS MRCC method has been tailored to treat differential correlation effects and orbital relaxation accompanying ionizati ...
... FS-MRCC approach is based on exponential parametrization of the wave operator within the framework of Bloch equation, which leads to coupled nonlinear equations. By construction, the FS MRCC method has been tailored to treat differential correlation effects and orbital relaxation accompanying ionizati ...
M. Sc. Thesis
... J. Bardeen, L. N. Cooper and J. R. Schrieffer developed this theory (called BCS-theory) [7] and showed that even a weak attractive interaction between electrons is enough to form Cooper pairs. These pairs consist of two electrons which can via the weak atrraction be spread over considerable distance ...
... J. Bardeen, L. N. Cooper and J. R. Schrieffer developed this theory (called BCS-theory) [7] and showed that even a weak attractive interaction between electrons is enough to form Cooper pairs. These pairs consist of two electrons which can via the weak atrraction be spread over considerable distance ...
Hydrogen atom in crossed electric and magnetic fields: Phase space
... The three shortest or fundamental periodic orbits (FPOs) of the crossed-fields hydrogen atom were found in [4, 5]. They do not arise from the breakup of a higherdimensional torus and therefore represent the 1-torus POs in the hierarchy. Two of these, labeled S + and S − in [5], serve as organizing c ...
... The three shortest or fundamental periodic orbits (FPOs) of the crossed-fields hydrogen atom were found in [4, 5]. They do not arise from the breakup of a higherdimensional torus and therefore represent the 1-torus POs in the hierarchy. Two of these, labeled S + and S − in [5], serve as organizing c ...
Solving the quantum many-body problem via
... mode occupancy nk ≡ nk,k . Knowledge of these quantities is sufficient to reconstruct all higher-order correlation functions and thus completely solve the many-body problem for our system. Here, the anomalous occupancy mk ≡ mk,−k (related to the anomalous Green’s function in quantum field theory) de ...
... mode occupancy nk ≡ nk,k . Knowledge of these quantities is sufficient to reconstruct all higher-order correlation functions and thus completely solve the many-body problem for our system. Here, the anomalous occupancy mk ≡ mk,−k (related to the anomalous Green’s function in quantum field theory) de ...
Emergent Gravity and the Dark Universe
... and temperature indicate that microscopically de Sitter space corresponds to a thermal state in which part of the microscopic degrees of freedom are being ‘thermalized’. An important lesson that has come out of the complementarity, firewall [25] and ER=EPR [26] discussions is that the quantum inform ...
... and temperature indicate that microscopically de Sitter space corresponds to a thermal state in which part of the microscopic degrees of freedom are being ‘thermalized’. An important lesson that has come out of the complementarity, firewall [25] and ER=EPR [26] discussions is that the quantum inform ...
PowerPoint 演示文稿 - at www.arxiv.org.
... 4) Relation between strange metal and superconductivity. Interestingly, in La2-xCexCuO4 with x from 0.11 to 0.17, there is a regime where the linear resistivity persists down to 20 mK once the superconductivity is suppressed. The Fermi liquid behavior is recovered in non-superconducting samples at ...
... 4) Relation between strange metal and superconductivity. Interestingly, in La2-xCexCuO4 with x from 0.11 to 0.17, there is a regime where the linear resistivity persists down to 20 mK once the superconductivity is suppressed. The Fermi liquid behavior is recovered in non-superconducting samples at ...
