Article,

On the dynamics of a time-dependent mesoscopic LC circuit with a negative inductance

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MODERN PHYSICS LETTERS B, (2016)
DOI: 10.1142/S0217984916501220

Abstract

We discuss the problem of a mesoscopic LC circuit with a negative inductance ruled by a time-dependent Hermitian Hamiltonian. Classically, we find unusual expressions for the Faraday's law and for the inductance of a solenoid. Quantum mechanically, we solve exactly the time-dependent Schrodinger equation through the Lewis and Riesenfeld invariant operator method and construct Gaussian wave packet solutions for this time-dependent LC circuit. We also evaluate the expectation values of the charge and the magnetic flux in these Gaussian states, their quantum fluctuations and the corresponding uncertainty product.

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