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Non-Hermitian Hamiltonians of Lie algebraic type
Non-Hermitian Hamiltonians of Lie algebraic type

... Hermitian real eigenvalues do occur. • Possibility to have complete knowledge of spectra, eigenstates (both of Hermitian and non Hermitian Hamiltonians) and meaningful metrics. • Hamiltonians explored are very general, allowing interesting models as sub cases. • Other algebras may be employed. ...
Formal Scattering Theory for Energy
Formal Scattering Theory for Energy

... theory has a long history in atomic, nuclear and particle physics. The best known examples are the 'optical potentials' which arise when many channel problems are reduced to equivalent one channel problems (see e.g. Goldberger and Watson 1964 or Mott and Massey 1965). Other examples are the nucleon- ...
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- Philsci

Permission to make digital or hard copies of all or part of this work
Permission to make digital or hard copies of all or part of this work

... the electromagnetic theory of light developed by Maxwell made it possible to associate with optical phenomena. Essentially, these extensions of mechanics were achieved by 20th-century physics, but only at the price of completely restructuring its foundations. At the beginning the crisis was signaled ...
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Topological Chern Indices in Molecular Spectra

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Dynamical and Hamiltonian formulation of General - Philsci

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Adiabatic condition - CReaTE - Canterbury Christ Church University

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folije-kiten - TCPA Foundation
folije-kiten - TCPA Foundation

... - At this stage, the Universe was in a quantum state, which should be described by a wave function (complex valued and depends on some real parameters). ...
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Second quantization of the elliptic Calogero

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11 Canonical quantization of classical fields

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Quantum stochastic processes as models for state vector reduction

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The Need for Quantum Mechanics in Materials Science

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Physics 722, Spring 2007 Final Exam Due Friday, May 11, 5pm

... iΠµν (k), where k is the (off-shell) photon momentum flowing through the diagram. Show that the loop integral is convergent (or more precisely, the divergent parts cancel), and express it in the form, i Πµν (k) = g µν F (k 2 ) + k µ k ν G(k 2 ). You may leave F (k 2 ) and G(k 2 ) as integrals over a ...
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What is String Theory?

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Partition function (statistical mechanics)

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UNIVERSAL QUANTUM COMPUTING: ANTICIPATORY …

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On Classical and Quantum Objectivity - Philsci

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the obstinate reductionist`s point of view on the laws of physics

... The Standard Model is not known with infinite accuracy; in fact, we know that it can’t be exactly right, because there are internal inconsistencies. These limitations § , however, are known to be insignificant compared to two more basic obstacles. One of these was just mentioned, the fact that we ca ...
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The Discovery of Dirac Equation and its Impact on Present

The Double Rotation as Invariant of Motion in Quantum Mechanics
The Double Rotation as Invariant of Motion in Quantum Mechanics

... with some absent aspects should turn into some global “antiparticle”. This fact should be deducible from priority of Motion over visible space time. What we perceive in physical science as space time is some part of more general reality that Motion would reconstruct most easy, because what we need t ...
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450 AD and Prior Democritus - reich

... instance, the electromagnetic force between two electrons is caused by an exchange of photons. But quantum field theory applies to all fundamental forces. Intermediate vector bosons mediate the weak force, gluons mediate the strong force, and gravitons mediate the gravitational force. These force ca ...
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Canonical quantum gravity

In physics, canonical quantum gravity is an attempt to quantize the canonical formulation of general relativity (or canonical gravity). It is a Hamiltonian formulation of Einstein's general theory of relativity. The basic theory was outlined by Bryce DeWitt in a seminal 1967 paper, and based on earlier work by Peter G. Bergmann using the so-called canonical quantization techniques for constrained Hamiltonian systems invented by Paul Dirac. Dirac's approach allows the quantization of systems that include gauge symmetries using Hamiltonian techniques in a fixed gauge choice. Newer approaches based in part on the work of DeWitt and Dirac include the Hartle–Hawking state, Regge calculus, the Wheeler–DeWitt equation and loop quantum gravity.
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