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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…
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Related topics
Related topics
6 relations
Canonical quantization
Coherence (physics)
Ising model
Observable
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Broader (1)
Quantum field theory
Papers overview
Semantic Scholar uses AI to extract papers important to this topic.
2013
2013
Probability and the Classical/Quantum Divide
S. Kak
arXiv.org
2013
Corpus ID: 18054018
This paper considers the problem of distinguishing between classical and quantum domains in macroscopic phenomena using tests…
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2008
2008
An algebraic extension of Dirac quantization : Examples Abhay Ashtekar
R. Tate
2008
Corpus ID: 18893782
An extension of the Dirac procedure for the quantization of constrained systems is necessary to address certain issues that are…
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2004
2004
Homotopy, net-cohomology and superselection sectors in globally hyperbolic spacetimes
G. Ruzzi
2004
Corpus ID: 18303994
In this paper we show that the superselection sectors of a net of local observables, in arbitrary 4-dimensional globally…
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2003
2003
Generalized PT-, C-, and CPT-Symmetries, Position Operators, and Localized States of Klein-Gordon Fields
A. Mostafazadeh
2003
Corpus ID: 17897714
We construct a concrete realization of the generalized parity (P), time-reversal (T ), and charge-conjugation (C) operators, that…
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2003
2003
Scaling algebras and short distance analysis for charge carrying quantum fields
Claudio DAntoni
,
R. Verch
2003
Corpus ID: 14091230
The paper "Scaling algebras and short-distance analysis for charge carrying quantum fields" by C. D'Antoni and R. Verch, hep-th…
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Review
2001
Review
2001
Reconstructing bidimensional scalar field theory models
Gabriel H. Flores
,
N. Svaiter
2001
Corpus ID: 14471120
In this paper we review how to reconstruct scalar field theories in two dimensional spacetime starting from solvable Schrodinger…
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1991
1991
BRST COHOMOLOGY AND PHYSICAL STATES IN 2D SUPERGRAVITY COUPLED TO ĉ ≤ 1 MATTER
K. Itoh
,
N. Ohta
1991
Corpus ID: 14687583
We study the BRST cohomology for two-dimensional supergravity coupled to ĉ ≤ 1 superconformal matter in the conformal gauge. The…
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1990
1990
Environment-induced superselection in cosmology
W. Zurek
1990
Corpus ID: 117832539
Interaction between a quantum system and its environment can be often regarded as a measurement, in the course of which one of…
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1980
1980
Dirac's superposition of pure states extended to the statistical operators
A. Zecca
1980
Corpus ID: 56265844
A definition of superposition relation for the statistical operators is proposed which is equivalent to the one of Varadarajan…
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1963
1963
Charge superselection arising from random electromagnetic interactions
E. Fabri
,
G. Fiorio
1963
Corpus ID: 119671430
A quantum calculation is presented, based on the idea that charge fluctuations increasing with time are responsible for the…
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