Elucidation of an Overpotential‐Limited Branching Phenomenon Observed During the Electrocrystallization of Cuprous Oxide
2007; Wiley; Volume: 47; Issue: 2 Linguagem: Inglês
10.1002/anie.200702432
ISSN1521-3773
AutoresMatthew Siegfried, Kyoung‐Shin Choi,
Tópico(s)Crystallization and Solubility Studies
ResumoAngewandte Chemie International EditionVolume 47, Issue 2 p. 368-372 Communication Elucidation of an Overpotential-Limited Branching Phenomenon Observed During the Electrocrystallization of Cuprous Oxide† Matthew J. Siegfried, Matthew J. Siegfried Department of Chemistry, Purdue University, West Lafayette, IN 47907, USA, Fax: (+1) 765-494-0239Search for more papers by this authorKyoung-Shin Choi Prof., Kyoung-Shin Choi Prof. [email protected] Department of Chemistry, Purdue University, West Lafayette, IN 47907, USA, Fax: (+1) 765-494-0239Search for more papers by this author Matthew J. Siegfried, Matthew J. Siegfried Department of Chemistry, Purdue University, West Lafayette, IN 47907, USA, Fax: (+1) 765-494-0239Search for more papers by this authorKyoung-Shin Choi Prof., Kyoung-Shin Choi Prof. [email protected] Department of Chemistry, Purdue University, West Lafayette, IN 47907, USA, Fax: (+1) 765-494-0239Search for more papers by this author First published: 19 December 2007 https://doi.org/10.1002/anie.200702432Citations: 70 † This work was supported by the U.S. Department of Energy (DE-FG02-05ER15752), the Alfred P. Sloan Foundation, and the donors of the American Chemical Society Petroleum Research Fund. This work made use of the Life Science Microscopy Facility at Purdue University. Read the full textAboutPDF 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 onEmailFacebookTwitterLinkedInRedditWechat Graphical Abstract Molecular bonsai: Depending on the reaction conditions, the growth of copper(I) oxide crystals proceeds by an overpotential-limited or a conventional diffusion-limited dendritic branching mechanism (see picture). Faceting and branching are critically effected by the pH value and overpotential. Supporting Information Supporting information for this article is available on the WWW under http://www.wiley-vch.de/contents/jc_2002/2008/z702432_s.pdf or from the author. Please note: The publisher is not responsible for the content or functionality of any supporting information supplied by the authors. Any queries (other than missing content) should be directed to the corresponding author for the article. References 1M. J. Siegfried, K.-S. Choi, Adv. Mater. 2004, 16, 1743–1746. 10.1002/adma.200400177 CASWeb of Science®Google Scholar 2M. J. Siegfried, K.-S. Choi, J. Am. Chem. Soc. 2006, 128, 10356–10357. 10.1021/ja063574y CASPubMedWeb of Science®Google Scholar 3M. J. Siegfried, K.-S. Choi, Angew. Chem. 2005, 117, 3282–3287; 10.1002/ange.200463018 Google ScholarAngew. Chem. Int. Ed. 2005, 44, 3218–3224. 10.1002/anie.200463018 CASPubMedWeb of Science®Google Scholar 4We originally thought that systematic habit evolution was achieved by the pH-dependent preferential adsorption of SDS on the {111} surfaces of Cu2O.[1] However, we subsequently realized that the shape change was due to the competition between SDS stabilizing {111} surfaces and Cl− ions stabilizing {100} surfaces; the Cl− ions came from the HCl used to lower the pH of the solution.[2] Google Scholar 5J. S. Langer, Rev. Mod. Phys. 1980, 52, 1–28. 10.1103/RevModPhys.52.1 CASWeb of Science®Google Scholar 6R. F. Xiao, J. I. D. Alexander, F. Rosenberger, Phys. Rev. A 1991, 43, 2977–2992. 10.1103/PhysRevA.43.2977 CASPubMedWeb of Science®Google Scholar 7I. Sunagawa, Crystals: Growth, Morphology, and Perfection, Cambridge University Press, Cambridge, 2005. 10.1017/CBO9780511610349 Google Scholar 8P. Meakin, Fractals, Scaling and Growth Far from Equilibrium (Eds.: ), Cambridge University Press, Cambridge, 1998. Google Scholar 9R. M. Brady, R. C. Ball, Nature 1984, 309, 225–229. 10.1038/309225a0 CASWeb of Science®Google Scholar 10C. M. López, K.-S. Choi, Langmuir 2006, 22, 10625–10629. 10.1021/la0611864 CASPubMedWeb of Science®Google Scholar 11M. Pourbaix, Atlas of Electro-Chemical Equilibria in Aqueous Solutions, Pergamon, New York, 1966. Google Scholar 12R. Liu, F. Oba, E. W. Bohannan, F. Ernst, J. A. Switzer, Chem. Mater. 2003, 15, 4882–4885. 10.1021/cm034807c CASWeb of Science®Google Scholar 13S. H. Im, Y. T. Lee, B. Wiley, Y. N. Xia, Angew. Chem. 2005, 117, 2192–2195; 10.1002/ange.200462208 Web of Science®Google ScholarAngew. Chem. Int. Ed. 2005, 44, 2154–2157. 10.1002/anie.200462208 CASPubMedWeb of Science®Google Scholar 14R. F. Xiao, J. I. D. Alexander, F. Rosenberger, Phys. Rev. A 1988, 38, 2447–2456. 10.1103/PhysRevA.38.2447 CASPubMedWeb of Science®Google Scholar 15A. A. Chernov, J. Cryst. Growth 1974, 24/25, 11–31. 10.1016/0022-0248(74)90277-2 Web of Science®Google Scholar 16W. F. Berg, Proc. R. Soc. London Ser. A 1938, 164, 79–96. 10.1098/rspa.1938.0006 CASGoogle Scholar 17K. G. Libbrecht, Eng. Sci. 2001, LXIV(1), 10–19. Google Scholar 18L. Enze, J. Phys. D 1986, 19, 1–6. 10.1088/0022-3727/19/1/005 CASWeb of Science®Google Scholar 19L. Enze, J. Phys. D 1987, 20, 1609–1615. 10.1088/0022-3727/20/12/011 Web of Science®Google Scholar Citing Literature Volume47, Issue2December 28, 2007Pages 368-372 ReferencesRelatedInformation
Referência(s)