RESEARCH STATEMENT I had my training in theoretical physics
... energy below the TNT, the relaxation times depends exponentially on this energy barrier. Our analysis showed that for long range interaction this energy barrier grows as some power of the volume of the particle. This remarkably contrast with the behavior of short range interacting systems, where the ...
... energy below the TNT, the relaxation times depends exponentially on this energy barrier. Our analysis showed that for long range interaction this energy barrier grows as some power of the volume of the particle. This remarkably contrast with the behavior of short range interacting systems, where the ...
PPT1
... If a system is not fully prepared (e.g. in a thermal state or in the presence of decoherence) classical uncertainty about the state of the system is present in addition to the quantum nature contained in |i. In these situations only the (classical) probability pi for the system occupying the state ...
... If a system is not fully prepared (e.g. in a thermal state or in the presence of decoherence) classical uncertainty about the state of the system is present in addition to the quantum nature contained in |i. In these situations only the (classical) probability pi for the system occupying the state ...
Quantum Channels, Kraus Operators, POVMs
... of calculating the density operator ρ, which will be exactly the same when computed in this way or by calculating the unitary time evolution of the initial ket and then taking a partial trace (see preceding exercise). Remember, ρ functions as a pre-probability. 2 Exercise. Suppose that instead of me ...
... of calculating the density operator ρ, which will be exactly the same when computed in this way or by calculating the unitary time evolution of the initial ket and then taking a partial trace (see preceding exercise). Remember, ρ functions as a pre-probability. 2 Exercise. Suppose that instead of me ...
Locality and Causality in Hidden Variables Models of Quantum Theory
... debated subject, 30 years after the pioneering work by John Bell [1]. Bell's starting point was the argument of Einstein, Podolsky, and Rosen (EPR) [2], demonstrating the existence of local hidden variables implying the incompleteness of the quantum mechanical description of a physical system by the ...
... debated subject, 30 years after the pioneering work by John Bell [1]. Bell's starting point was the argument of Einstein, Podolsky, and Rosen (EPR) [2], demonstrating the existence of local hidden variables implying the incompleteness of the quantum mechanical description of a physical system by the ...
271, 31 (2000) .
... states c i :,i s 1,2, . . . ,n4 . When c i : are non-orthogonal, they cannot be cloned perfectly. What we require is that the final states should be most similar as the target states, that is, the fidelity between the final and target states should be optimal. We derive a lower bound for the optim ...
... states c i :,i s 1,2, . . . ,n4 . When c i : are non-orthogonal, they cannot be cloned perfectly. What we require is that the final states should be most similar as the target states, that is, the fidelity between the final and target states should be optimal. We derive a lower bound for the optim ...
View the full paper here
... and cell (in biology) are examples. Compare their current definition with those of 30 years ago and you will notice how much our understanding of what information is and what cells are changed. Other concepts, generalities mostly (such as matter), remain rather stagnant, in defiance of evidence that ...
... and cell (in biology) are examples. Compare their current definition with those of 30 years ago and you will notice how much our understanding of what information is and what cells are changed. Other concepts, generalities mostly (such as matter), remain rather stagnant, in defiance of evidence that ...
Quantum Chaos and Quantum Computers
... many-body systems Following [38] let us consider ¢rst a case of three particles located on m one-particle orbitals with energy level spacing D V =m. For simplicity we assume the particles to be distinguishable which however is not of principal importance for m 1. The level spacing between 2,3-pa ...
... many-body systems Following [38] let us consider ¢rst a case of three particles located on m one-particle orbitals with energy level spacing D V =m. For simplicity we assume the particles to be distinguishable which however is not of principal importance for m 1. The level spacing between 2,3-pa ...
Einstein`s contributions to atomic physics
... enhanced vision it becomes clear that everything is exactly as it seems, and could not be otherwise. As Einstein said, ‘the most incomprehensible thing about the world is that it is comprehensible’. This paper will attempt to illustrate ways in which Einstein’s discoveries regarding atomic structure ...
... enhanced vision it becomes clear that everything is exactly as it seems, and could not be otherwise. As Einstein said, ‘the most incomprehensible thing about the world is that it is comprehensible’. This paper will attempt to illustrate ways in which Einstein’s discoveries regarding atomic structure ...
Quantum Measurements with Dynamically Bistable Systems
... can be easily detected, leading to a high signal-to-noise ratio in a measurement. This has been successfully used for fast and sensitive measurements of the states of different types of Josephson junction based qubits, including quantum non-demolition measurements [4, 5, 11, 12]. So far the experime ...
... can be easily detected, leading to a high signal-to-noise ratio in a measurement. This has been successfully used for fast and sensitive measurements of the states of different types of Josephson junction based qubits, including quantum non-demolition measurements [4, 5, 11, 12]. So far the experime ...
Quantum one-time programs
... the sender’s input only. If the intention is to hide the map Φ itself—as in the intuitive notion of one-time programs—then we can consider a universal map U that takes as part of the sender’s input a representation of Φ (see [14,15,16]). Sometimes we emphasize the fact that the ideal functionality m ...
... the sender’s input only. If the intention is to hide the map Φ itself—as in the intuitive notion of one-time programs—then we can consider a universal map U that takes as part of the sender’s input a representation of Φ (see [14,15,16]). Sometimes we emphasize the fact that the ideal functionality m ...
Quantum information processing with superconducting qubits in a
... Quantum computing deals with the processing of information according to the laws of quantum mechanics. Within the last few years, it has attracted considerable attention because quantum computers are expected to be capable of performing certain tasks which no classical computers can do in practical ...
... Quantum computing deals with the processing of information according to the laws of quantum mechanics. Within the last few years, it has attracted considerable attention because quantum computers are expected to be capable of performing certain tasks which no classical computers can do in practical ...
