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Superselection

Known as: Superselection rule, Superselection sector, Superselection sectors 
In quantum mechanics, superselection extends the concept of selection rules. Superselection rules are postulated rules forbidding the preparation of… Expand
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Papers overview

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2019
2019
A bstractMotivated by the problem of defining the entanglement entropy of the graviton, we study the division of the phase space… Expand
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Highly Cited
2015
Highly Cited
2015
A bstractWe propose a definition for the entanglement entropy of a gauge theory on a spatial lattice. Our definition applies to… Expand
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Highly Cited
2013
Highly Cited
2013
A bstractWe address claimed alternatives to the black hole firewall. We show that embedding the interior Hilbert space of an old… Expand
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2011
2011
This work was supported in part by the MICINN under Project No. FIS2008-06078-C03-03 and the Consolider-Ingenio program CPAN… Expand
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Highly Cited
2008
Highly Cited
2008
Superselection rules (SSRs) limit the mechanical and quantum processing resources represented by quantum states. However, SSRs… Expand
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Review
2007
Review
2007
Recently, there has been much interest in a new kind of 'unspeakable' quantum information that stands to regular quantum… Expand
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Highly Cited
1999
Highly Cited
1999
We investigate decoherence in the limit where the interaction with the environment is weak and the evolution is dominated by the… Expand
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1994
1994
Abstract We discuss the applicability of the programme of decoherence to cases where it was suggested that the presence of… Expand
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Highly Cited
1990
Highly Cited
1990
Abstract A charge operator is constructed for a quantum field theory with an abelian discrete gauge symmetry, and a non-local… Expand
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Highly Cited
1977
Highly Cited
1977
AbstractWe consider theC*-algebra $$\mathcal{O}_n $$ generated byn≧2 isometriesS1,...,Sn on an infinite-dimensional Hilbert… Expand
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