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Momentum operator

Known as: 4-momentum operator, Four-momentum operator 
In quantum mechanics, momentum (like all other physical variables) is defined as an operator, which "acts on" or pre-multiplies the wave function ψ(r… Expand
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Papers overview

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2018
2018
There has been a recent revival of interest in the notion of a ‘trajectory’ of a quantum particle. In this paper, we detail the… Expand
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2018
2018
We analyze the polymer representation of quantum mechanics within the deformation quantization formalism. In particular, we… Expand
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2014
2014
Abstract As an application of the polymer quantization scheme, in this work we investigate the one-dimensional quantum mechanical… Expand
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2012
2012
Surprisingly, the natural looking random walk leading to Brownian motion occurs to be often biased in a very subtle way… Expand
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2010
2010
Within the framework of nonrelativistic QED, we prove that, for small values of the coupling constant, the energy function, $${E_… Expand
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2009
2009
We construct detour complexes from the BRST quantization of worldline diffeomorphism invariant systems. This yields a method to… Expand
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2007
2007
Ordering ambiguity associated with the von Roos position dependent mass (PDM) Hamiltonian is considered. An affine locally scaled… Expand
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Highly Cited
2005
Highly Cited
2005
Existence of a minimal observable length which has been indicated by string theory and quantum gravity, leads to a modification… Expand
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2002
2002
We analyse Coleman’s theorem asserting the absence Goldstone bosons and spontaneously broken continuous symmetry in the quantum… Expand
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Highly Cited
2000
Highly Cited
2000
The semiclassical Einstein-Langevin equations which describe the dynamics of stochastic perturbations of the metric induced by… Expand
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