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A bound on the group velocity for Bloch wave packets

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journal contribution
posted on 2023-06-08, 19:01 authored by Grégoire Allaire, Mariapia Palombaro, Jeffrey Rauch
We give a direct proof that the group velocities of Bloch wave packet solutions of periodic second order wave equations cannot exceed the maximal speed of propagation of the periodic wave equation.

History

Publication status

  • Published

File Version

  • Accepted version

Journal

Portugaliae Mathematica

ISSN

0032-5155

Publisher

European Mathematical Society

Issue

2

Volume

72

Page range

119-123

Department affiliated with

  • Mathematics Publications

Full text available

  • Yes

Peer reviewed?

  • Yes

Legacy Posted Date

2015-07-27

First Open Access (FOA) Date

2015-07-27

First Compliant Deposit (FCD) Date

2015-07-27

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