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Limitations on the superposition principle: superselection rules in non-relativistic quantum mechanics

✍ Scribed by Cisneros, C; Martínez-y-Romero, R P; Núñez-Yépez, H N; Salas-Brito, A L


Book ID
120527121
Publisher
Institute of Physics
Year
1998
Tongue
English
Weight
115 KB
Volume
19
Category
Article
ISSN
0143-0807

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We reinvestigate Bargmann's superselection rule for the overall mass of n particles in ordinary quantum mechanics with Galilei invariant interaction potential. We point out that in order for mass to define a superselection rule it should be considered as a dynamical variable. We present a minimal ex