creation operator

creation operator

[krē′ā·shən ‚äp·ə‚rād·ər]
(computer science)
The part of a data structure which allows components to be created.
(quantum mechanics)
An operator which increases the occupation number of a single state by unity and leaves all the other occupation numbers unchanged.
References in periodicals archive ?
Finally, we obtain the action of the transfer matrix t([lambda]) on the two-magnon creation operator
Even in the simple case of the sl(2) Gaudin model deformed by the Jordanian twist [5] the algebraic Bethe ansatz changes, and the eigenvectors are constructed by recurrence creation operators [6].
i,[sigma]], is the creation operator, t is the hopping between nearest neighbors) and the second term is the interaction between electrons and localized moment [S.
925 / 2006, respectively by: Bank transfer with IBAN account opened at the Treasury RO35TREZ7015005XXX015768 Sector 1, Bucharest or a guarantee instrument issued under the law by a banking company or an insurance company that are presented in original, in the amount and for the period stipulated in the tender documentation creation operator can prove to guarantee participation, including, within the period for opening of tenders.
The following theorem, which states that creation operators construct Schur functions, will become one of the motivations for our new basis of NSym (see Definition 3.

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