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Ultrafast atomic-scale visualization of acoustic phonons generated by optically excited quantum dots
Understanding the dynamics of atomic vibrations confined in quasi-zero dimensional systems is crucial from both a fundamental point-of-view and a technological perspective. Using ultrafast electron diffraction, we monitored the lattice dynamics of GaAs quantum dots—grown by Droplet Epitaxy on AlGaAs...
Autores principales: | Vanacore, Giovanni M., Hu, Jianbo, Liang, Wenxi, Bietti, Sergio, Sanguinetti, Stefano, Carbone, Fabrizio, Zewail, Ahmed H. |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
American Crystallographic Association
2017
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5552391/ https://www.ncbi.nlm.nih.gov/pubmed/28852685 http://dx.doi.org/10.1063/1.4998009 |
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