étalement du paquet d'ondes
1972 / Spreading Wave Packets-A Cautionary Note / Barry R. Holstein ; Arthur R. Swift / American Journal of Physics 40 (1972) p. 829 [doi]
2004 / [Notes and Discussions] The diffraction and spreading of a wavepacket / Guy Vandegrift / American Journal of Physics 72 (2004) p. 404 [doi]
2007 / [Notes and Discussions] Dispersion of non-Gaussian free particle wave packets / Katsunori Mita / American Journal of Physics 75 (2007) p. 950 [doi]