NanoFab: Manufacture, Instrumentation

Hierarchically Branched Gecko Tapes Imprinted Using Porous Alumina Templates

Yee A.H.Y., Lam Y.C., Institute of Materials Research and Engineering, SG

In this work, we show the methodology to fabricate hierarchical nano-structures of various geometrical parameters to mimic closely gecko’s adhesion system. The relevant geometrical parameters investigated are a) the aspect ratio of the fibrils b) [...]

PRINT® Nanoparticle Manufacturing Scaleup for Pharmaceutical Applications

Schorzman D.A., Liquidia Technologies, Inc., US

Nanotechnology research is still in its infancy, and while nanotechnology is widely seen as having huge potential, the pharmaceutical industry remains skeptical that success at the bench scale can successfully be translated into high volume [...]

Characterization of an ultra high aspect ratio electron beam resist for nano-lithography

Lewis S., Jeanmaire D., Haynes V., Piccirillo L., The University of Manchester, UK

The performance of a new electron beam resist called SM20L-15 for use in electron beam lithography has been investigated. It was found that the clearing dose of this resist was 1025uC/cm2. The result is that [...]

Nanoscale Graphene Lithography Using an Atomic Force Microscope

Kumar K., Yang E.H., Stevens Institute of Technology, US

In this work, we study Atomic Force Microscope local oxidation lithography to precisely fabricate nanometer-scale structures from graphene, a recently discovered material with exceptional electrical properties. We have systematically studied oxidation parameters (electric field, humidity, [...]

Measurement of Figure of Merit for a Single β-Silicon Carbide Nanowire by the Four-Point Three-ω Method

Choi T.Y., Univ. of North Texas, US

The thermoelectric figure of merit (ZT) of a single β-Silicon Carbide (SiC) nanowire (NW) was measured using the four-point three-omega (3-ω) method for the first time. The electrical conductivity (σ), thermal conductivity (κ), and Seebeck [...]

Preparation of nanopatterned substrates via Dip-pen Nanolithography for stem cell applications

Oberhansl S., Lagunas A., Martinez E., Jamil H., Samitier J., Institute for Bioengineering of Catalonia, ES

Dip-pen Nanolithography is used to fabricate nanopatterned substrates for stem cell experiments. Factors which are known to play a role in stem cell differentiation are immobilized on these substrates. The highly controlled order, in which [...]

Photonic Curing of Silver Nanoparticle Based Inks Deposited by M3D

West J., Carter M., Smith S., Sears J., South Dakota School of Mines and Technology, US

Photonic curing is uniquely suited to rapidly sinter printed films in an assembly line or roller environment. Previous work has focused on measuring the resistivity of films sintered using photonic curing and comparing those results [...]

Silicon Nanostructure Fabrication by Direct FIB Writing and TMAH Wet Chemical Etching

Sievilä P., Chekurov N., Tittonen I., Aalto University, FI

The development of nanotechnology based devices requires rapid prototyping methods that can be applied in combination with well-known clean room processing techniques. We show that focused ion beam (FIB) Ga+-ion implantation can be used to [...]

Point-Mass Model for Nano-Patterning Using Dip-Pen Nanolithography (DPN)

Kang S-W, Banerjee D., Texas A&M University, US

Micro-cantilevers are frequently used as probes for micro-electromechanical systems (MEMS) based sensing applications. Usually micro-cantilever based sensors work by detecting changes in cantilever vibration modes (e.g., bending or torsional vibration frequency) or surface stresses - [...]

Fabrication of Micro Photonic Crystals for Handling of Terahertz Electromagnetic Waves

Kirihara S., Sano D., Niki T., Ohta N., Takinami Y., Osaka University, JP

Electromagnetic waves in terahertz ranges are possible to harmonize with molecule vibrations of various saccharides or proteins, and expected to control the biological material syntheses through the frequency excitements. In this investigation, metals and ceramics [...]

Functional lipid nanostructures fabricated by dip-pen nanolithography

Lenhert S., Florida State University, US

Combining the advantages of the structural, chemical, and lyotropic properties of membrane lipids with the nanostructuring capabilities of dip-pen nanolithograpy (DPN), makes possible creation of semisynthetic functional lipid nanostructures. Two examples of critical dimensions that [...]

Measurement of DPN-Ink Viscosity using an AFM Cantilever

Biswas S., Hirtz M., Lenhert S., Fuchs H., Karlsruhe Institute of Technology, DE

The Dip-Pen Nanolithography (DPN) process uses a chemically coated scanning probe tip (the “pen”) to directly deposit a material (“ink”) with nanometer precision onto a substrate. Several experimental parameters have been observed to influence the [...]

The Challenges Facing Open Access Nanofabrication Facilities

Hicks R., Australian National Fabrication Facility, AU

The Australian National Fabrication Facility (ANFF) links 7 nodes to provide researchers and industry with access to state-of-the-art fabrication facilities across 20 participating universities. Historically Australia has fostered internationally recognised centres of excellence in a [...]

Intermittent desolvation method to prepare size-controlled BSA nanoparticle

Paik S-Y-R, Nguyen H.H., Yang S.C., Che J., Ko S., Sejong university, KR

The development of standard method for nanoparticle preparation using food-grade materials is helpful for various nanotechnology-related applications for food product. In this study, bovine serum albumin (BSA) nanoparticles were prepared using a desolvation method. The [...]

In-situ Growth of Gold Nanoparticles Conductive Layer on Plastic Film as an Integrated Lead Ions Sensor

Zhang X., Hu C.G., Hu S.S., Hu C.G., Hu S.S., Wuhan University, CN

In this work, an in-situ chemical growth method was reported for grafting patterned gold nanoparticles (GNPs) conductive layers on polyethylene terephthalate (PET) substrates. This in-situ grown gold nanoparticle film could be used as a sensing [...]

Alkoxide-based precursors for direct drawing of metal oxide micro- and nanofibres

Tätte T., Hussainov M., Kelp G., Rand R., Gurauskis J., Lõhmus A., University of Tartu, EE

Metal oxide micro- and nanofibre materials are crucial in numerous technical solutions like textiles, filter mattes, optical cables, thermal insulators, reinforcing components, etc. However, complications to prepare these materials in desired shape often limit their [...]

Fabrication of pyramid array nanostructure on gallium nitride

Hsieh C-C, Ke W.C., Chen N-P, Cheng Y.C., Lin J.C., Lin W.J., Cheng Y.C., Li T-C, Lin J.C., Lin W.J., Lin J.C., Lin W.J., Yuan Ze University, TW

GaN has relatively high refractive index and results in low light extraction efficiency in photonics applications. A novel way to combine the various methods to enhace the efficiency is to construct a pyramid array on [...]

Fabrication of biodegradable zein films by using soft lithography

Altunakar B., Kokini J.L., University of Illinois at Urbana-Champaign, US

Microfluidic components are widely used in the design of both bioanalytical and diagnostic microdevices. The miniaturized sample volumes together with modifications of the surface chemistry and localization of molecules within microfluid channels has opened many [...]

Deposition of Interwoven Fibrous Nanostructure using Ultrafast Laser Ablation in Ambient Condition

Tavangar A., Tan B., Venkatakrishan K., Ryerson University, CA

In this paper, a new method for site-specific deposition of fibrous nanostructure is demonstrated using laser induced reverse transfer (LIRT). The LIRT method makes it achievable to generate and deposit fibrous nanostructure of a wide [...]

VDK 4000 Direct Write System: A new approach to direct write technology

Theodore M., Fielding J., Royer J., Kalanovic V., Nirilovic J., Sears J., AFRL, US

VDK 4000 is a Flexible Robotic Environment (FRE) direct write system. The idea behind Flexible Robotic Environment (FRE) concept is building a robotic modular system around an application instead of having an application fit within [...]

Development of Nitrogen modified TiO2 and activated carbon fiber composites in single step

Tsai C-Y, Hsi H-C, Fan K.-S., National Taipei University of Technology, TW

The aim of this study is to develop visible-light photocatalyst nanopowders by N2 modified TiO2 matrix via gas-phase evaporation condensation with thermal plasma as a heating source. The formed visible-light TiO2 nanopowders are subsequently doped [...]

Development of Precision Stage with Magnified Displacement System

Kim J.G., Choi S.C., Lee D.W., Pusan National University, KR

In this study, a new precision stage was developed using self-lever-mechanism to magnify its moving displacement optically. The developed precision stage was constructed as a position-sensitive photodiode (PSPD), a laser diode (LD), and a hinge-connected [...]

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