Bound states in inhomogeneous magnetic field in graphene
... field.10,11 Recently, the interest in inhomogeneous magneticfield setups has also appeared. Martino et al.12 have demonstrated that massless Dirac electrons can be confined by inhomogeneous magnetic field and that a magnetic quantum dot can be formed in graphene, levels of which are tunable almost a ...
... field.10,11 Recently, the interest in inhomogeneous magneticfield setups has also appeared. Martino et al.12 have demonstrated that massless Dirac electrons can be confined by inhomogeneous magnetic field and that a magnetic quantum dot can be formed in graphene, levels of which are tunable almost a ...
Mass-Energy equivalence, Annihilation, Two
... altogether lacking. More specifically, although the current models describe what happens, the how is not described. For example, the Breit-Wheeler model describes the evolution of the electron pair as something that merely appears in the mathematics, that 'one finds that at a time t … the wave funct ...
... altogether lacking. More specifically, although the current models describe what happens, the how is not described. For example, the Breit-Wheeler model describes the evolution of the electron pair as something that merely appears in the mathematics, that 'one finds that at a time t … the wave funct ...
Emergent quasicrystals in strongly correlated systems
... others, includes the high-temperature cuprate superconductors [1–6] and the fractional quantum Hall systems [7, 8]. These effects often arise from an intricate interplay between the inherent length scales of the system and restrictions, e.g., those concerning magnetization or total particle number. ...
... others, includes the high-temperature cuprate superconductors [1–6] and the fractional quantum Hall systems [7, 8]. These effects often arise from an intricate interplay between the inherent length scales of the system and restrictions, e.g., those concerning magnetization or total particle number. ...
Power of Quantum Computation with Few Clean Qubits
... have success probability close to 1 − δ. In particular, the qubit that is supposed to be clean does not need to be thoroughly purified and may be noisy to some extent. The result for the two-sided-error case has another implication that the power of DQC1 computations with small two-sided error is ch ...
... have success probability close to 1 − δ. In particular, the qubit that is supposed to be clean does not need to be thoroughly purified and may be noisy to some extent. The result for the two-sided-error case has another implication that the power of DQC1 computations with small two-sided error is ch ...
Remnants, Fuzzballs or Wormholes
... by Bena+Warner + many others … These have not been indentified with corresponidng CFT states … it is possible that some of them are lifted slightly (order 1/M ?) by quantum effects … In that case they contribute to the count of near extremal states rather than extremal states … ...
... by Bena+Warner + many others … These have not been indentified with corresponidng CFT states … it is possible that some of them are lifted slightly (order 1/M ?) by quantum effects … In that case they contribute to the count of near extremal states rather than extremal states … ...
PIRA 200 - Mechanics
... Shake the penny and feather to one end of the air filled tube. Quickly bring the tube to a vertical position and watch the objects fall. The penny will fall faster. Connect the tube to the pump and pump the air out. Close the valve and disconnect the tube from the pump and repeat the inversion as be ...
... Shake the penny and feather to one end of the air filled tube. Quickly bring the tube to a vertical position and watch the objects fall. The penny will fall faster. Connect the tube to the pump and pump the air out. Close the valve and disconnect the tube from the pump and repeat the inversion as be ...
The BEH Mechanism and its Scalar Boson by François Englert
... were led to propose the mechanism, and how it allows for consistent fundamental theories of short range interactions and for building elementary particle masses. It became a cornerstone of the Standard Model and was recently confirmed by the magnificent discovery at CERN of its predicted scalar boso ...
... were led to propose the mechanism, and how it allows for consistent fundamental theories of short range interactions and for building elementary particle masses. It became a cornerstone of the Standard Model and was recently confirmed by the magnificent discovery at CERN of its predicted scalar boso ...
Introduction to Quantum Error Correction and Fault Tolerance
... So we have seen that we can use quantum error correction to correct errors in a quantum memory. However, to perform quantum computing we must be able to correct errors which are happening while the computation proceeds, including errors in the gates and even the error correction procedures. The abil ...
... So we have seen that we can use quantum error correction to correct errors in a quantum memory. However, to perform quantum computing we must be able to correct errors which are happening while the computation proceeds, including errors in the gates and even the error correction procedures. The abil ...
WHAT CAN THOMISTIC PHILOSOPHY OF NATURE CONTRIBUTE
... such processes, these formulae are called ‘laws of nature’. But these laws do not refer to any particular individual material thing the behaviour of which they are supposed to describe, and the reason for their success is unknown. Contemporary theoretical Physics and Thomistic philosophy of nature a ...
... such processes, these formulae are called ‘laws of nature’. But these laws do not refer to any particular individual material thing the behaviour of which they are supposed to describe, and the reason for their success is unknown. Contemporary theoretical Physics and Thomistic philosophy of nature a ...
Dyson equation for diffractive scattering
... approaches zero. Consequently the semiclassical limit D / a P Ⰶ 1 cannot be reached, no matter how small D 共or large k兲 is. In other words, the quantum properties of the leads influence also the semiclassical dynamics in the interior. This observation is the starting point for diffractive correcti ...
... approaches zero. Consequently the semiclassical limit D / a P Ⰶ 1 cannot be reached, no matter how small D 共or large k兲 is. In other words, the quantum properties of the leads influence also the semiclassical dynamics in the interior. This observation is the starting point for diffractive correcti ...
Simulating the transverse Ising model on a quantum computer: Error... with the surface code ), Hao You (
... quantum computer. The surface code approach has one of the highest known tolerable error rates (∼1%) which makes it currently one of the most practical quantum computing schemes. Compared to results of the same model using the concatenated Steane code, the current results indicate that the simulatio ...
... quantum computer. The surface code approach has one of the highest known tolerable error rates (∼1%) which makes it currently one of the most practical quantum computing schemes. Compared to results of the same model using the concatenated Steane code, the current results indicate that the simulatio ...
Computing with Highly Mixed States
... considerations that have no classical counterpart. In this article, we study a computational resource—initialization—that is important in the setting of quantum computation, but which has little relevance in classical computation. Ideally, a quantum computation is a sequence of local unitary transfo ...
... considerations that have no classical counterpart. In this article, we study a computational resource—initialization—that is important in the setting of quantum computation, but which has little relevance in classical computation. Ideally, a quantum computation is a sequence of local unitary transfo ...
Experimental test of Heisenberg`s measurement uncertainty relation
... represent expectations, the standard deviation σ (A) = hA2 i − hAi2 is called preparation uncertainty, and [A, B] = AB − BA. However, these formal inequalities, together with well-developed entropic uncertainty relations [6–12], do not handle the problem Heisenberg discussed, but refer to the uncert ...
... represent expectations, the standard deviation σ (A) = hA2 i − hAi2 is called preparation uncertainty, and [A, B] = AB − BA. However, these formal inequalities, together with well-developed entropic uncertainty relations [6–12], do not handle the problem Heisenberg discussed, but refer to the uncert ...
Recently an undergraduate engineering student asked me if
... Prize in Economics for his work. Black didn’t. The prize is not given posthumously. Physicists typically prefer to solve stochastic differential equations by so-called Monte Carlo numerical methods which were invented at Los Alamos National Laboratory to deal with the transport of neutrons inside a ...
... Prize in Economics for his work. Black didn’t. The prize is not given posthumously. Physicists typically prefer to solve stochastic differential equations by so-called Monte Carlo numerical methods which were invented at Los Alamos National Laboratory to deal with the transport of neutrons inside a ...
http://arxiv.org/pdf/1208.5715v1.pdf
... and that the naive phenomenological success of the landscape in fact masks a much larger phenomenological failure, which is usually ignored by the partisans of this picture. I spent some time trying to refute these ideas in the early years of the 21st century. This paper is an update on that refutat ...
... and that the naive phenomenological success of the landscape in fact masks a much larger phenomenological failure, which is usually ignored by the partisans of this picture. I spent some time trying to refute these ideas in the early years of the 21st century. This paper is an update on that refutat ...
Real, Complex, and Binary Semantic Vectors
... models, and describes the implementations for real, complex, and binary vectors. We also discuss some of the key questions that arise in the field of quantum interaction and informatics, explaining how the wide availability of modelling options for different number fields will help to investigate so ...
... models, and describes the implementations for real, complex, and binary vectors. We also discuss some of the key questions that arise in the field of quantum interaction and informatics, explaining how the wide availability of modelling options for different number fields will help to investigate so ...