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... e.g., Tannor [46] and Lubich [29]). A Gaussian wave packet is a particular form of wave function whose motion is governed by a trajectory of a classical “particle”; hence it provides an explicit connection between classical and quantum dynamics by placing “(quantum mechanical) wave flesh on classica ...
... e.g., Tannor [46] and Lubich [29]). A Gaussian wave packet is a particular form of wave function whose motion is governed by a trajectory of a classical “particle”; hence it provides an explicit connection between classical and quantum dynamics by placing “(quantum mechanical) wave flesh on classica ...
Earman, John, "Aspects of Determinism in Modern Physics"
... 13 A different account of time reversal invariance is given in [Albert, 2000, Ch. 1]; but see [Earman, 2002] and [Malament, 2004]. 12 Driver ...
... 13 A different account of time reversal invariance is given in [Albert, 2000, Ch. 1]; but see [Earman, 2002] and [Malament, 2004]. 12 Driver ...
Wigner function formalism in Quantum mechanics
... gives the expectation value of the operator A(x,p). Because of Heisenberg’s uncertainty principle it is not possible to find such a probability distribution. The Wigner function comes close to fulfill these demands, but it will not have a direct physical interpretation as a probability distrubition ...
... gives the expectation value of the operator A(x,p). Because of Heisenberg’s uncertainty principle it is not possible to find such a probability distribution. The Wigner function comes close to fulfill these demands, but it will not have a direct physical interpretation as a probability distrubition ...
majorization and quantum entanglement
... since the uniform distribution (1=d; : : : ; 1=d) may be obtained by averaging over permutations P s of s, where is chosen uniformly at random from the symmetric group on d elements. This simple example agrees with our intuition that the uniform distribution on d elements is at least as disordere ...
... since the uniform distribution (1=d; : : : ; 1=d) may be obtained by averaging over permutations P s of s, where is chosen uniformly at random from the symmetric group on d elements. This simple example agrees with our intuition that the uniform distribution on d elements is at least as disordere ...
thesis
... state of fermions is obtained by anti-symmetrising the tensor product of single-particle wave functions, while for bosons the wave function is symmetrised. This procedure long stood as a corner stone of quantum mechanics and is still procedure in many applications. But one may object that in a quant ...
... state of fermions is obtained by anti-symmetrising the tensor product of single-particle wave functions, while for bosons the wave function is symmetrised. This procedure long stood as a corner stone of quantum mechanics and is still procedure in many applications. But one may object that in a quant ...
Spooky Action at Spacy Distances
... “Einstein, stop telling God what to do.” Niels Bohr It started as a physical debate over the completeness of quantum mechanics, but on a deeper level it was actually about one of the most fundamental questions in science: what does physical knowledge mean, and what can one objectively know about Nat ...
... “Einstein, stop telling God what to do.” Niels Bohr It started as a physical debate over the completeness of quantum mechanics, but on a deeper level it was actually about one of the most fundamental questions in science: what does physical knowledge mean, and what can one objectively know about Nat ...
Classical vs Quantum Information - UMD Math
... one way as a mixture of extremal states, the vertices of the simplex. No other state space has this feature: if the state space is not a simplex, the representation of mixed states as convex combinations of extremal states is not unique. The simplest quantum system is the qubit, whose state space as ...
... one way as a mixture of extremal states, the vertices of the simplex. No other state space has this feature: if the state space is not a simplex, the representation of mixed states as convex combinations of extremal states is not unique. The simplest quantum system is the qubit, whose state space as ...
QUANTUM COMPUTING
... to his/her own interests, ranging from the quantum algorithms to the physical implementations of quantum information processing and computation. In the “Suggested bibliography” reported at the end of this preface, the reader can find the list of references I considered to prepare the lectures on qua ...
... to his/her own interests, ranging from the quantum algorithms to the physical implementations of quantum information processing and computation. In the “Suggested bibliography” reported at the end of this preface, the reader can find the list of references I considered to prepare the lectures on qua ...
Chapter 13
... 1. What Determines If a System Needs to Be Described Using Quantum Mechanics? 2. Classical Waves and the Nondispersive Wave Equation 3. Waves Are Conveniently Represented as ...
... 1. What Determines If a System Needs to Be Described Using Quantum Mechanics? 2. Classical Waves and the Nondispersive Wave Equation 3. Waves Are Conveniently Represented as ...
Abstract Experiments demonstrating entanglement swapping have
... Encyclopedia article on the topic, Berkovitz defines action at a distance as: a phenomenon in which a change in intrinsic properties of one system induces a change in the intrinsic properties of a distant system without there being a process that carries this influence contiguously in space and tim ...
... Encyclopedia article on the topic, Berkovitz defines action at a distance as: a phenomenon in which a change in intrinsic properties of one system induces a change in the intrinsic properties of a distant system without there being a process that carries this influence contiguously in space and tim ...
Introduction
... explanation. The difficulties that have raised in relating quantum mechanical phenomena to classical concepts like properties, causes, or entities like particles or waves are still open, so that there is not yet agreement on what kind of metaphysics is lying at the foundations of quantum mechanics. ...
... explanation. The difficulties that have raised in relating quantum mechanical phenomena to classical concepts like properties, causes, or entities like particles or waves are still open, so that there is not yet agreement on what kind of metaphysics is lying at the foundations of quantum mechanics. ...
- Philsci-Archive
... equation and its interpretation being given in chapter 3, I will consider in chapter 2 the simpler case of the Schrödinger equation and (part of) its interpretations. In chapter 3, by trying to fit together the different interpretations of the Dirac equation, analyzing in particular the two-body pro ...
... equation and its interpretation being given in chapter 3, I will consider in chapter 2 the simpler case of the Schrödinger equation and (part of) its interpretations. In chapter 3, by trying to fit together the different interpretations of the Dirac equation, analyzing in particular the two-body pro ...
PHYSICS 673 Nonlinear and Quantum Optics
... When we study fields described by the slowly varying envelope approximation, we are often only interested in learning about the evolution of the envelope rather than the carrier. If this is the case, we can significantly simplify our math. Before we proceed to calculate this evolution, let us note tha ...
... When we study fields described by the slowly varying envelope approximation, we are often only interested in learning about the evolution of the envelope rather than the carrier. If this is the case, we can significantly simplify our math. Before we proceed to calculate this evolution, let us note tha ...
J. Phys. Chem. B 106, 8271, 2002
... and full quantum mechanical results is presented for the total and partial photodissociation cross sections, as well as for their corresponding survival amplitudes associated with the |00+〉, |40-〉, and |31-〉 initial states of H2O, and the |00+〉, |01-〉, and |10-〉 initial states of DOH. The comparison ...
... and full quantum mechanical results is presented for the total and partial photodissociation cross sections, as well as for their corresponding survival amplitudes associated with the |00+〉, |40-〉, and |31-〉 initial states of H2O, and the |00+〉, |01-〉, and |10-〉 initial states of DOH. The comparison ...
How “Quantum” is the D-Wave Machine?
... in some direction in the XZ plane. Each magnet is subject to both an external magnetic field as well as dipole-dipole couplings due to interactions with nearest neighbors on the so-called Chimera graph. The external magnetic field is attenuated at the same rate as in [8], while the couplings between ...
... in some direction in the XZ plane. Each magnet is subject to both an external magnetic field as well as dipole-dipole couplings due to interactions with nearest neighbors on the so-called Chimera graph. The external magnetic field is attenuated at the same rate as in [8], while the couplings between ...
Molecular structure calculations: A unified quantum
... Ref. 4, which also presents one of the central conceptual problems of molecular structure theory: the reconstruction of the classical molecular structure from a fully quantum mechanical description.4–19 Numerical contributions to this question can be found in Refs. 20–29. In recent work,25, 26 we in ...
... Ref. 4, which also presents one of the central conceptual problems of molecular structure theory: the reconstruction of the classical molecular structure from a fully quantum mechanical description.4–19 Numerical contributions to this question can be found in Refs. 20–29. In recent work,25, 26 we in ...
ABSTRACT Title of Document:
... world as revealed to us by quantum mechanics is so fundamentally different from experience and classical theory that it is beyond understanding in the usual ways? Or is there a structural or conceptual difference in the type of interpretation offered by relativity theory which separates it from thos ...
... world as revealed to us by quantum mechanics is so fundamentally different from experience and classical theory that it is beyond understanding in the usual ways? Or is there a structural or conceptual difference in the type of interpretation offered by relativity theory which separates it from thos ...