Friday, February 3, 2012

1202.0201 (Mohammad Bahrami et al.)

Decoherence Effects on Superpositions of Chiral States in a Chiral
Molecule
   [PDF]

Mohammad Bahrami, Afshin Shafiee, Angelo Bassi
The superposition of chiral states of a chiral molecules, as delocalized
quantum states of a many-particle system, can be used for the experimental
investigations of the decoherence theory. In this regard, the great challenge
is the quantification of robustness of these superpositions toward the
environmental collapse effects. The methods so far proposed, using the
decoherence theory, need the detail of internal states of the molecule, usually
demanding heavy numerical calculations. Here, by using the linearized quantum
Boltzmann equation, we provide a general and simple approach, of large
applicability, which can be used to compute the dominant contribution to the
decoherence rate due to environmental scattering. We argue how our results can
be used as a guiding measure in the experiments aiming the quantitative
investigation of decoherence theory by using the superposition of chiral states
of a chiral molecule.
View original: http://arxiv.org/abs/1202.0201

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