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The Sapphire (0001) Surface: A Transparent Substitute for Mica for DNA Nanostructure Imaging
Masud Rahman, David Neff, Zach Boggs, Michael Norton Department of Chemistry, Marshall University Huntington, WV Abstract: Mica has served the DNA nanostructures community well as an atomically flat non-perturbative substrate with exceptionally tunable DNA adhesion properties. As part of a search for alternative substrates, the interaction of nanostructured DNA with semi-metallic graphite1 and with semiconducting MoS22 has been characterized. These materials have been found to significantly re-organize the programmed origami structures. While far from a comprehensive survey, these results suggest to us that the same van der Waals forces stabilizing most two dimensional materials are able to compete well with the van der Waals forces stabilizing DNA nanostructures. Our search has therefore turned to 3D ionic materials with high chemical, mechanical and thermal stability. Al2O3 is an excellent representative example material with additional benefits including transparency and a high level of technological development. ABOVE IS INTRODUCTORY PP OF ABSTRACT - DO WE NEED A RESULTS SENTENCE? RESULTS INDICATE THAT PROPERLY ANNEALED…………… Dear authors, we acknowledge that we received new files for your FNANO 2017 submission. The information about this update is shown below. Number: 86 Authors: Masudur Rahman, David Neff and Michael Norton Title: The Sapphire (0001) Surface: A Transparent Substitute for Mica for DNA Nanostructure Imaging Uploaded by: Michael Norton Updates: Abstract, version 2 ( bytes) To access the new version of your submission you should log in to the FNANO 2017 EasyChair page. We are pleased to be able to tell you that your paper The Sapphire (0001) Surface: A Transparent Substitute for Mica for DNA Nanostructure Imaging has been selected for poster presentation at FNANO 2017. Poster dimensions are 36” x 48” landscape. If none of the authors is able to attend FNANO to present the poster, please let me and your track chair know as soon as possible. Please register for the conference if you have not done so already and book accommodation at Snowbird – details are on the website . ****N.B. the cut-off date for the special conference rate for accommodation at Cliff Lodge is March 8 and the deadline for early registration is March 15.**** you. Box is 27x23 inches, please make a slide with these dimensions so we can plug it in when near final draft. References: 1. Rahman, M., Neff, D., Green, N. and Norton,M.L.; DNA Origami Reorganizes upon Interaction with Graphite: Implications for High-Resolution DNA Directed Protein Patterning, Nanomaterials, 6 (11), 196, 2016; doi: /nano Zhang, Xiaoning; Rahman, Masudur; Neff, David and Norton, Michael L; DNA origami deposition on native and passivated molybdenum disulfide substrates. Beilstein Journal of Nanotechnology; 5 (1), , Yingge Wang, Per Persson, F. Marc Michel, Gordon E. Brown, Comparison of isoelectric points of single-crystal and polycrystalline α-Al2O3 and α-Fe2O3 surfaces, American Mineralogist, v. 101, (10), , DOI: /am Liu, W.; Zhong, H.; Wang, R.; Seeman, N.C. Crystalline two-dimensional DNA-origami arrays. Angew. Chem. Int. Ed. Engl., 50, 264–267, P. Rothemund, Folding DNA to create nanoscale shapes and patterns, Nature, v. 440(16), , INCLUDED AFTER ABSTRACT Acknowledgements:
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