Qutrit as a probe for characterization of random telegraphic noise

The behaviors of quantum Fisher information (QFI) and quantum signal to noise ratio (QSNR) of a qutrit interacting with random telegraphic noise (RTN) are studied. Analytical relations for both quantities are obtained for the ground and first excited states of qutrit as initial states and numerical...

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Bibliographic Details
Main Authors: Muhammad Javed, Salman Khan, Arif Ullah, Muhammad Musadiq
Format: Article
Language:English
Published: Elsevier 2020-12-01
Series:Physics Open
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2666032620300351