Fisher-Shannon product and quantum revivals in wavepacket dynamics

TL;DR

This paper demonstrates how the Fisher-Shannon information product can effectively analyze the collapse and revival phenomena in quantum wavepacket dynamics, using models like the quantum bouncer and graphene quantum ring.

Contribution

It introduces the Fisher-Shannon product as a tool for studying quantum revivals, providing new insights into wavepacket evolution.

Findings

Fisher-Shannon product successfully characterizes wavepacket revivals.

Application to quantum bouncer and graphene ring models illustrates its effectiveness.

Enhances understanding of quantum wavepacket dynamics.

Abstract

We show the usefulness of the Fisher-Shannon information product in the study of the sequence of collapses and revivals that take place along the time evolution of quantum wavepackets. This fact is illustrated in two models, the quantum bouncer and a graphene quantum ring.