- Quantum Optics and Spectroscopy
... calculations. In quantum physics this is known as decoherence which is responsible for the fact that we do not experience quantum mechanical effects in macroscopic objects. It is clear, that a realistic system can never be shielded perfectly from the environment and thus at least a small amount of n ...
... calculations. In quantum physics this is known as decoherence which is responsible for the fact that we do not experience quantum mechanical effects in macroscopic objects. It is clear, that a realistic system can never be shielded perfectly from the environment and thus at least a small amount of n ...
Physics meets philosophy at the Planck scale: Contemporary
... of superstring theory – if only the theory was sufficiently tractable for them to be made – could be tested with currently available technologies. We will never observe the effects of gravitational interactions between an electron and a proton in a hydrogen atom (Feynman 1995, p. 11, calculates that ...
... of superstring theory – if only the theory was sufficiently tractable for them to be made – could be tested with currently available technologies. We will never observe the effects of gravitational interactions between an electron and a proton in a hydrogen atom (Feynman 1995, p. 11, calculates that ...
Wavefunctions and carrier-carrier interactions in InAs quantum dots
... magnetic field on the quasi-particle wavefunctions for valence band states, knowing the fact that at some point a crossing of the energy levels will occur. It would be interesting to know how the shape of the wavefunctions will change as a consequence of this crossing. This could offer the opportuni ...
... magnetic field on the quasi-particle wavefunctions for valence band states, knowing the fact that at some point a crossing of the energy levels will occur. It would be interesting to know how the shape of the wavefunctions will change as a consequence of this crossing. This could offer the opportuni ...
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 ...
Continuous Variable Quantum Information: Gaussian States and
... These distributions are referred to as ‘quasi’-probability because they sum up to unity, yet do not behave entirely as one would expect from probability distributions. In particular, there are (infinitely many) quantum states ρ for which the function Wρs is not a regular probability distribution for ...
... These distributions are referred to as ‘quasi’-probability because they sum up to unity, yet do not behave entirely as one would expect from probability distributions. In particular, there are (infinitely many) quantum states ρ for which the function Wρs is not a regular probability distribution for ...
Chapter 14.
... built but that are not included into the thesis. This circuit is always a part of the cost function calculation block of the oracle. It occurs in nearly all oracles that we have already built for problems in which the solution cost is being optimized. This circuit is useful in every case when one w ...
... built but that are not included into the thesis. This circuit is always a part of the cost function calculation block of the oracle. It occurs in nearly all oracles that we have already built for problems in which the solution cost is being optimized. This circuit is useful in every case when one w ...
For screen - Mathematical Sciences Publishers
... examples. These examples, in particular, show that the Drinfeld–Jimbo enveloping algebra as well as its modifications are quantum enveloping algebras in our sense. In the third section with the help of the Heyneman–Radford theorem we introduce a notion of a combinatorial rank of a Hopf algebra gener ...
... examples. These examples, in particular, show that the Drinfeld–Jimbo enveloping algebra as well as its modifications are quantum enveloping algebras in our sense. In the third section with the help of the Heyneman–Radford theorem we introduce a notion of a combinatorial rank of a Hopf algebra gener ...
Abstracts - QCMC 2016 - Centre for Quantum Technologies
... Hybrid quantum systems using magnons in a ferromagnetic crystal 09:30 Hugues De Riedmatten, ICFO-The Institute of Photonic Sciences Quantum Correlation between photons and single spin-waves in a solid-state environment 10:00 Sungkun Hong, University of Vienna Towards a photon-phonon quantum interfac ...
... Hybrid quantum systems using magnons in a ferromagnetic crystal 09:30 Hugues De Riedmatten, ICFO-The Institute of Photonic Sciences Quantum Correlation between photons and single spin-waves in a solid-state environment 10:00 Sungkun Hong, University of Vienna Towards a photon-phonon quantum interfac ...
Topological quantum memory
... The microscopic world is quantum mechanical, but the macroscopic world is classical. This fundamental dichotomy arises because a coherent quantum superposition of two readily distinguishable macroscopic states is highly unstable. The quantum state of a macroscopic system rapidly decoheres due to una ...
... The microscopic world is quantum mechanical, but the macroscopic world is classical. This fundamental dichotomy arises because a coherent quantum superposition of two readily distinguishable macroscopic states is highly unstable. The quantum state of a macroscopic system rapidly decoheres due to una ...
Interconnection Networks for Scalable Quantum Computers
... biggest restrictions to qubit movement is the no-cloning theorem [30] that states that it is impossible to make a copy of a qubit that is in an arbitrary state. Consequently, there is no fan-out in a quantum datapath, and quantum state must be actively moved to an interaction site before it can part ...
... biggest restrictions to qubit movement is the no-cloning theorem [30] that states that it is impossible to make a copy of a qubit that is in an arbitrary state. Consequently, there is no fan-out in a quantum datapath, and quantum state must be actively moved to an interaction site before it can part ...
Sparse-Graph Codes for Quantum Error-Correction
... for a lesser goal: to be able to make codes with blocklengths in the range 500–20, 000 qubits and rates in the range 0.1–0.9 that can correct the largest number of errors possible. While the existence of ‘good’ quantum error-correcting codes was proved by Calderbank and Shor (1996), their method of ...
... for a lesser goal: to be able to make codes with blocklengths in the range 500–20, 000 qubits and rates in the range 0.1–0.9 that can correct the largest number of errors possible. While the existence of ‘good’ quantum error-correcting codes was proved by Calderbank and Shor (1996), their method of ...
