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Synthesis of Covalently Linked Molecular Bridges between Silicon Electrodes in CMOS‐Based Arrays of Vertical Si/SiO 2 /Si Nanogaps

2011; Wiley; Volume: 50; Issue: 37 Linguagem: Inglês

10.1002/anie.201102791

ISSN

1521-3773

Autores

Geoffrey J. Ashwell, Laurie J. Phillips, Benjamin J. Robinson, Susan A. Barnes, Aled T. Williams, Barbara Urasinska‐Wojcik, Colin J. Lambert, Iain Grace, T. I. Cox, I. Sage,

Tópico(s)

Semiconductor materials and devices

Resumo

Angewandte Chemie International EditionVolume 50, Issue 37 p. 8722-8726 Communication Synthesis of Covalently Linked Molecular Bridges between Silicon Electrodes in CMOS-Based Arrays of Vertical Si/SiO2/Si Nanogaps† Prof. Geoffrey J. Ashwell, Corresponding Author Prof. Geoffrey J. Ashwell [email protected] The Nanomaterials Group, Physics Department, Lancaster University, Lancaster LA1 4YB (UK)The Nanomaterials Group, Physics Department, Lancaster University, Lancaster LA1 4YB (UK)Search for more papers by this authorDr. Laurie J. Phillips, Dr. Laurie J. Phillips Nanomaterials Group, College of Physical and Applied Sciences, Bangor University (UK)Search for more papers by this authorDr. Benjamin J. Robinson, Dr. Benjamin J. Robinson The Nanomaterials Group, Physics Department, Lancaster University, Lancaster LA1 4YB (UK)Search for more papers by this authorSusan A. Barnes, Susan A. Barnes Nanomaterials Group, College of Physical and Applied Sciences, Bangor University (UK)Search for more papers by this authorAled T. Williams, Aled T. Williams Nanomaterials Group, College of Physical and Applied Sciences, Bangor University (UK)Search for more papers by this authorDr. Barbara Urasinska-Wojcik, Dr. Barbara Urasinska-Wojcik Nanomaterials Group, College of Physical and Applied Sciences, Bangor University (UK)Search for more papers by this authorProf. Colin J. Lambert, Prof. Colin J. Lambert Condensed Matter Theory Group, Physics Department, Lancaster University (UK)Search for more papers by this authorDr. Iain M. Grace, Dr. Iain M. Grace Condensed Matter Theory Group, Physics Department, Lancaster University (UK)Search for more papers by this authorDr. Timothy I. Cox, Dr. Timothy I. Cox QinetiQ plc, Malvern (UK)Search for more papers by this authorDr. Ian C. Sage, Dr. Ian C. Sage QinetiQ plc, Malvern (UK)Search for more papers by this author Prof. Geoffrey J. Ashwell, Corresponding Author Prof. Geoffrey J. Ashwell [email protected] The Nanomaterials Group, Physics Department, Lancaster University, Lancaster LA1 4YB (UK)The Nanomaterials Group, Physics Department, Lancaster University, Lancaster LA1 4YB (UK)Search for more papers by this authorDr. Laurie J. Phillips, Dr. Laurie J. Phillips Nanomaterials Group, College of Physical and Applied Sciences, Bangor University (UK)Search for more papers by this authorDr. Benjamin J. Robinson, Dr. Benjamin J. Robinson The Nanomaterials Group, Physics Department, Lancaster University, Lancaster LA1 4YB (UK)Search for more papers by this authorSusan A. Barnes, Susan A. Barnes Nanomaterials Group, College of Physical and Applied Sciences, Bangor University (UK)Search for more papers by this authorAled T. Williams, Aled T. Williams Nanomaterials Group, College of Physical and Applied Sciences, Bangor University (UK)Search for more papers by this authorDr. Barbara Urasinska-Wojcik, Dr. Barbara Urasinska-Wojcik Nanomaterials Group, College of Physical and Applied Sciences, Bangor University (UK)Search for more papers by this authorProf. Colin J. Lambert, Prof. Colin J. Lambert Condensed Matter Theory Group, Physics Department, Lancaster University (UK)Search for more papers by this authorDr. Iain M. Grace, Dr. Iain M. Grace Condensed Matter Theory Group, Physics Department, Lancaster University (UK)Search for more papers by this authorDr. Timothy I. Cox, Dr. Timothy I. Cox QinetiQ plc, Malvern (UK)Search for more papers by this authorDr. Ian C. Sage, Dr. Ian C. Sage QinetiQ plc, Malvern (UK)Search for more papers by this author First published: 26 July 2011 https://doi.org/10.1002/anie.201102791Citations: 14 † This work was supported by the Engineering and Physical Sciences Research Council, Technology Strategy Board and EC FP7 ITN "FUNMOLS" project no. 212942. CMOS=complementary metal-oxide semiconductor. 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 Graphical Abstract Silicon nanogaps were bridged in situ by grafting 4-ethynylbenzaldehyde to activate the electrodes and coupling 2,6-diaminoanthra-9,10-quinone to link the coatings. The bridged structures exhibit currents of 11–14 nA at 1 V. The process is reversed by soaking in acidified solution, which causes the current to diminish. References 1X. Chen, Z. Guo, G.-M. Yang, J. Li, M.-Q. Li, J.-H. Liu, X.-J. Huang, Materials Today 2010, 13, 28– 41. 2T. Li, W. Hu, D. Zhu, Adv. Mater. 2010, 22, 286– 300. 3A. K. Feldman, M. L. Steigerwald, X. Guo, C. Nuckolls, Acc. Chem. Res. 2008, 41, 1731– 1741. 4 4aS. Strobel, R. M. Hernández, A. G. Hansen, M. Tornow, J. Phys.: Condens. Matter. 2008, 20, 374126; 4bR. Søndergaard, S. Strobel, E. Bondgaard, K. Norman, A. G. Hansen, E. Albert, G. Csaba, P. Lugli, M. Tornow, F. C. Krebs, J. Mater. Chem. 2009, 19, 3899– 3908. 5T. P. Sullivan, W. T. S. Huck, Eur. J. Org. Chem. 2003, 17– 29. 6N. Tuccitto, V. Ferri, M. Cavazzini, S. 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Tour, ACS Nano 2010, 4, 1879– 1888. 17National Institute of Standards and Technology X-ray photoelectron spectroscopy database (http://srdata.nist.gov/xps/default.aspx). 18G. J. Ashwell, A. Mohib, J. Am. Chem. Soc. 2005, 127, 16238– 16244. 19G. J. Ashwell, B. Urasinska, W. D. Tyrrell, Phys. Chem. Chem. Phys. 2006, 8, 3314– 3319. 20A. R. Rocha, V. M. Garcia-Suarez, S. Bailey, C. Lambert, S. Sanvito, J. Ferrer, Phys. Rev. B 2006, 73, 085414. 21J. M. Soler, E. Artacho, J. D. Gale, A. Garcia, I. Junquera, P. Ordejon, D. Sanchez-Portal, J. Phys.: Condens. Matter 2002, 14, 2745– 2779. Citing Literature Supporting Information Detailed facts of importance to specialist readers are published as "Supporting Information". Such documents are peer-reviewed, but not copy-edited or typeset. They are made available as submitted by the authors. Filename Description anie_201102791_sm_miscellaneous_information.pdf1.2 MB miscellaneous_information 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. Volume50, Issue37September 5, 2011Pages 8722-8726 ReferencesRelatedInformation

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