Multiverse or Universe, after all
... interactions […] that relate different parts of it to each other and thereby provide a unique meaning, known as a measure, to proportions and averages over different universes. None of the anthropic-reasoning theories that have been proposed to solve the fine-tuning problems provides any such measur ...
... interactions […] that relate different parts of it to each other and thereby provide a unique meaning, known as a measure, to proportions and averages over different universes. None of the anthropic-reasoning theories that have been proposed to solve the fine-tuning problems provides any such measur ...
Scattering of Dirac Fermions in Barrier Geometries on the Surface of
... (HgTe), the first topological insulator discovered. We show the eigenvalue spectrum for this Hamiltonian and find the protected surface states. We also plot the localization profile of the wavefunctions on the edge of the material. We then add several additional terms to this Hamiltonian which break ...
... (HgTe), the first topological insulator discovered. We show the eigenvalue spectrum for this Hamiltonian and find the protected surface states. We also plot the localization profile of the wavefunctions on the edge of the material. We then add several additional terms to this Hamiltonian which break ...
Chapter 9 Angular Momentum Quantum Mechanical Angular
... lifting a degeneracy. The idea is closely related to the discussion at the end of example 3–33. If you comprehend the idea behind that discussion, you have the basic principle of this discussion. Also, “complete” here means all possiblities are clear, i.e., that any degeneracy is removed. This is th ...
... lifting a degeneracy. The idea is closely related to the discussion at the end of example 3–33. If you comprehend the idea behind that discussion, you have the basic principle of this discussion. Also, “complete” here means all possiblities are clear, i.e., that any degeneracy is removed. This is th ...
Topos logic in measurement-based quantum computation
... independently of measurement, the status of measurement can be downgraded to mere revelation of values/properties ‘held’ by the quantum object in question. If such a valuation were to exist, quantum theory would then retain some essence of classical physics where all observables have values in all s ...
... independently of measurement, the status of measurement can be downgraded to mere revelation of values/properties ‘held’ by the quantum object in question. If such a valuation were to exist, quantum theory would then retain some essence of classical physics where all observables have values in all s ...
Quantum Information Processing through Nuclear Magnetic
... In fact, it is a simple matter to show that, whereas the combined state is a pure state, each component is in a maximally mixed state [5]. States like (1) are pure entangled, and like (2) are separable. In the language of density matrices, strongly separable states are those ones which can be writte ...
... In fact, it is a simple matter to show that, whereas the combined state is a pure state, each component is in a maximally mixed state [5]. States like (1) are pure entangled, and like (2) are separable. In the language of density matrices, strongly separable states are those ones which can be writte ...
Projectively Equivariant Quantization and Symbol Calculus
... differential operators. Let us furthermore assume that M is endowed with an action of a Lie group G. The aim of equivariant quantization [7, 8, 12] (see also [2^4]) is to associate to each symbol a differential operator on M in such a way that this quantization map intertwines the G-action. The exis ...
... differential operators. Let us furthermore assume that M is endowed with an action of a Lie group G. The aim of equivariant quantization [7, 8, 12] (see also [2^4]) is to associate to each symbol a differential operator on M in such a way that this quantization map intertwines the G-action. The exis ...
The polygon representation of three dimensional gravitation and its
... The quest for a theory of quantum gravity has been pursued in many approaches in mathematical physics. Apart from direct proposals, which may be tested in the future by experiments, numerous branches of research focus on certain problems in formulating the theory in simplified settings. Results and ...
... The quest for a theory of quantum gravity has been pursued in many approaches in mathematical physics. Apart from direct proposals, which may be tested in the future by experiments, numerous branches of research focus on certain problems in formulating the theory in simplified settings. Results and ...
Molecular vibrations and rotations
... rotational spectrum → molecular structure vibrational spectrum → intramolecular forces (“force field”) associated with chemical bonds spectra of van der Waals molecules → intermolecular (noncovalent) forces ...
... rotational spectrum → molecular structure vibrational spectrum → intramolecular forces (“force field”) associated with chemical bonds spectra of van der Waals molecules → intermolecular (noncovalent) forces ...
Overview of Neutrino Physics Issues and Opportunities Andr´ e de Gouvˆ
... Northwestern University ...
... Northwestern University ...
computing
... we need some basic number theory. An integer a ≥ 2 is said to be prime if it is divisible only by 1 and a (we consider only positive divisors). Otherwise, a is called composite. The greatest common divisor of two integers a and b is the greatest positive integer d denoted d = gcd(a, b) that divides ...
... we need some basic number theory. An integer a ≥ 2 is said to be prime if it is divisible only by 1 and a (we consider only positive divisors). Otherwise, a is called composite. The greatest common divisor of two integers a and b is the greatest positive integer d denoted d = gcd(a, b) that divides ...
Introduction to Quantum Computing (2010) (e-book)
... existence and the number of local degrees of freedom. (It seems that the local degrees of freedom are a sign that anyons arise from a system with no symmetry in the Hamiltonian). 3) Finally, general understanding of dynamically created, or materialized symmetry is lacking. There one may find some in ...
... existence and the number of local degrees of freedom. (It seems that the local degrees of freedom are a sign that anyons arise from a system with no symmetry in the Hamiltonian). 3) Finally, general understanding of dynamically created, or materialized symmetry is lacking. There one may find some in ...
Optimal Wavelength Allocation in Hybrid Quantum
... Quantum key distribution (QKD) is a promising technology that offers unconditional security in applications with high security requirements. In the past three decades, there has been much progress in both theoretical and experimental aspects of QKD. Since the first experimental demonstration of QKD [ ...
... Quantum key distribution (QKD) is a promising technology that offers unconditional security in applications with high security requirements. In the past three decades, there has been much progress in both theoretical and experimental aspects of QKD. Since the first experimental demonstration of QKD [ ...
Approximate Quantum Error-Correcting Codes and Secret Sharing
... is already an error-correcting code, since it allows one to correct up to n − d erasures. Error-correcting codes need not be secret sharing schemes: a repetition code, for example, provides no secrecy at all. In the quantum world, the connection is much tighter. Cleve et al. [6] observed that any (p ...
... is already an error-correcting code, since it allows one to correct up to n − d erasures. Error-correcting codes need not be secret sharing schemes: a repetition code, for example, provides no secrecy at all. In the quantum world, the connection is much tighter. Cleve et al. [6] observed that any (p ...
Quantum Public-Key Cryptosystems
... The probability is taken over the (classical) coin flips and quantum observation of (G, E, D). Note that all variables in this definition are classical strings, and no quantum channel between any pair of parties is assumed. Remark: We omit the description of security in the above-mentioned definition, ...
... The probability is taken over the (classical) coin flips and quantum observation of (G, E, D). Note that all variables in this definition are classical strings, and no quantum channel between any pair of parties is assumed. Remark: We omit the description of security in the above-mentioned definition, ...