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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… 
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Papers overview

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2018
2018
We analyze the polymer representation of quantum mechanics within the deformation quantization formalism. In particular, we… 
2013
2013
  • A. Caulton
  • Philosophia Scientiæ
  • 2013
  • Corpus ID: 41743988
In a series of recent papers, Simon Saunders, Fred Muller, and Michael Seevinck have collectively argued, against the folklore… 
Highly Cited
2011
Highly Cited
2011
A translation operator is introduced to describe the quantum dynamics of a position-dependent mass particle in a null or constant… 
2010
2010
Within the framework of nonrelativistic QED, we prove that, for small values of the coupling constant, the energy function, $${E_… 
2010
2010
In this paper, we propose to study the (1+1)-dimensional Klein-Gordon equation in the presence of a minimal length by two… 
2008
2008
A novel approach to solve the Faddeev equation for three-body scattering at arbitrary energies is proposed. This approach… 
2006
2006
This is an introductory lecture to the theory of degenerate Fermi gases, in the context of present experiments on atomic Fermi… 
2002
2002
We analyse Coleman’s theorem asserting the absence Goldstone bosons and spontaneously broken continuous symmetry in the quantum…