Title: Epitaxy and Molecular Organization on Solid Substrates
Abstract: Advanced MaterialsVolume 13, Issue 4 p. 227-241 Review Epitaxy and Molecular Organization on Solid Substrates D. E. Hooks, D. E. Hooks Department of Chemical Engineering and Materials Science, University of Minnesota, Amundson Hall, 421 Washington Ave. SE, Minneapolis, MN 55455 (USA)Search for more papers by this authorT. Fritz, T. Fritz [email protected] Institut für Angewandte Photophysik, TU Dresden, D-01062 Dresden (Germany)Search for more papers by this authorM. D. Ward, M. D. Ward [email protected] Department of Chemical Engineering and Materials Science, University of Minnesota, Amundson Hall, 421 Washington Ave. SE, Minneapolis, MN 55455 (USA)Search for more papers by this author D. E. Hooks, D. E. Hooks Department of Chemical Engineering and Materials Science, University of Minnesota, Amundson Hall, 421 Washington Ave. SE, Minneapolis, MN 55455 (USA)Search for more papers by this authorT. Fritz, T. Fritz [email protected] Institut für Angewandte Photophysik, TU Dresden, D-01062 Dresden (Germany)Search for more papers by this authorM. D. Ward, M. D. Ward [email protected] Department of Chemical Engineering and Materials Science, University of Minnesota, Amundson Hall, 421 Washington Ave. SE, Minneapolis, MN 55455 (USA)Search for more papers by this author First published: 22 February 2001 https://doi.org/10.1002/1521-4095(200102)13:4<227::AID-ADMA227>3.0.CO;2-PCitations: 381AboutPDF ToolsRequest permissionExport citationAdd to favoritesTrack citation ShareShare Give accessShare full text accessShare full-text accessPlease review our Terms and Conditions of Use and check box below to share full-text version of article.I have read and accept the Wiley Online Library Terms and Conditions of UseShareable LinkUse the link below to share a full-text version of this article with your friends and colleagues. Learn more.Copy URL Share a linkShare onFacebookTwitterLinked InRedditWechat Abstract The recent emergence of molecular films as candidates for functional electronic materials has prompted numerous investigations of the underlying mechanisms responsible for their structure and formation. This review describes the role of epitaxy in molecular organization on crystalline substrates. A much-needed grammar of epitaxy is presented that classifies the various modes of epitaxy according to transformation matrices that relate the overlayer lattice to the substrate lattice. The different modes of epitaxy can be organized hierarchically to reflect the balance of overlayer–substrate and molecule–molecule energies. In the case of molecular overlayers, the mismatch of overlayer and substrate symmetries commonly leads to coincident epitaxy in which some of the overlayer lattice points do not reside on substrate lattice points. Analyses of numerous reported epitaxial molecular films reveal that coincidence is quite common even though, based on overlayer–substrate interface energies alone, not as energetically favorable as commensurism. The prevalence of coincidence can be attributed to overlayer elastic constants, associated with molecule–molecule interactions within the overlayer, that are larger than the elastic constants of the overlayer–substrate interface. This condition facilitates prediction of the epitaxial configuration and overlayer structure through simple and comparatively efficient geometric modeling that does not require the input of potential energies, while revealing the role of phase coherence between the overlayer and substrate lattices. Citing Literature Volume13, Issue4February, 2001Pages 227-241 RelatedInformation
Publication Year: 2001
Publication Date: 2001-02-01
Language: en
Type: article
Indexed In: ['crossref']
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Cited By Count: 465
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