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The NSF Nanoscale Science and Engineering Center for High-rate Nanomanufacturing (CHN) Ahmed Busnaina, Joey Mead, Glen Miller, Carol Barry, Nick McGruer and Jacqueline Isaacs. 200nm. Tip Moving. Direction. E. AFM. tip. -. Molecular. Coating. +. Substrate. Nanotemplates
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The NSF Nanoscale Science and Engineering Center for High-rate Nanomanufacturing (CHN) Ahmed Busnaina, Joey Mead, Glen Miller, Carol Barry, Nick McGruer and Jacqueline Isaacs 200nm Tip Moving Direction E AFM tip - Molecular Coating + Substrate Nanotemplates From Low to High Risk Directed Assembly : Electrophoresis & Chemical Functionalization Transfer Variations in SWNT $/g for Alternative Levels of Industrial Hygiene Practice Polymers wires SWNT Cost/gm Nanowire Templates SWNT Assembly No Alignment SWNT Exposure AssembledPolymer Macromolecular rapid communications 27, 1826 (2006). Education & Outreach J. Macromol. Rap. Comm. 27, 1826 (2006). AssembledNanoparticles Nanotrench Templates Field Assisted Nanopatterning Responsible NanoManufacturing Assembly of SWNT in 80nm trenches Assembly of 10nm particles Appl. Phys. Lett.90, 243108 (2007). Appl. Phys. Lett. 89, 193108 (2006). Charged Organic Molecule Small3, 2006 (2007). Assembly of polymer blends Neutral Organic Molecule Assembly of SWNT in 500nm trenches Testbeds & Applications Roadmap Nanoelements and Functionalization Template-free Directed Assembly: Dielectrophoretic Nanomaterial Properties Functionalized Fullerenes Assembly of one SWNT Assembly of 50 nm particles Appl. Phys. Lett.91, 063101 (2007) • Surface Area • Metals/Impurities • Surface Charge • Morphology • Crystallinity • Solubility in biological fluids • Etc…. Hydrogenated debundled SWNTs Assembly of 10nm Particle Appl. Phys. Lett. 90, 083105 (2007) Normalized G-bands D-band after Hydrogenation Self-Assembly of Functionalized Fullerenes; Spacing provided by alkenthiols and COOH Groups D-band before Ferric Reducing Ability of Serum (FRAS) Toxicity Screening Nanotemplates Directed Assembly of Nanoelements Transfer Reuse of Template