Papers:
Study of field emission of multiwalled C nanotubes from arc discharge
Bellucci S., Balasubramanian C., Giannini G., Marchetti M., Micciulla F., Regi M., INFN-Laboratori Nazionali di Frascati, IT
Carbon nanotubes (CNT) were synthesized by DC thermal plasma method. After optimizing the synthesis parameters like the pressure, current etc., the synthesized products especially the anodic deposit was characterized by electron microscopies like Scanning Electron [...]
III-V semiconductor nanowires grown on silicon for vertical devices
Helman A., Borgström M., Wunnicke O., van den Einden W., Verheijen M.A., Roest A.L., Bakkers E.P.A.M., Philips Research Laboratories, NL
The integration of III-V semiconductor nanostructures to silicon technology still represents a challenge. In this work we explore the potential of III-V semiconductor nanowires grown on silicon for the fabrication of electronic devices such as [...]
ZnCdSe-ZnSe Cladded Quantum Dots using Photoassisted Microwave Plasma (PMP) Enhanced Metalorganic Chemical Vapor Deposition for Lasers and Electroluminescent Phosphors
Rodriguez A., Li R., Yarlagadda P., Papadimitrakopoulos F., Huang W., Ayers J., Jain F., University of Connecticut, US
We have grown for the first time 3-8 nm CdSe and pseudomorophic ZnxCd1-xSe/ZnyCd1-ySe cladded quantum dots (QDs) (x > y) in a novel Photo assisted Microwave Plasma Metalorganic Chemical Vapor Phase Deposition (PMP-MOCVD) reactor. Influence [...]
Growth of Ge nanowires by chemical vapour deposition technique
Phani A.R., Grossi V., Passacantando M., Ottaviano L., Santucci S., National Institute of Nuclear Physic, IT
Germanium, Mn doped Ge nanowires have been synthesized using chemical vapor deposition with Au nanoparticles (with size ranging from 5nm to 10 nm) as nucleating centers (catalysts) and Germanium, Manganese powders as a source for [...]
Feasibility Study of Directed Self-Assembly of Semiconductor Quantum Dots
Strain mismatched semiconductors are used to form Self-Assembled Quantum Dots (SAQDs). An important step in developing SAQD technology is to control randomness and disorder in SAQD arrays. There is usually both spatial and size disorder. [...]
Facile Assembly of Nanoparticles into 2D Micro-structured Films by a Polymer-aided Self-organization Process
There have been many reported approaches for tailoring the properties of nanomaterials by manipulating the way in which they order on several different length scales. The self-assembly of micro- and nano-structures in periodic arrangement of [...]
Reliability of Self-assembled Hydropobic Coatings: Chemical Resistance and Mechanical Durability
We report on hydrophobic self-assembled monolayers (SAM) with an improved chemical and mechanical stability on both Al and Si substrates. These improvements are obtained using a relatively new molecular vapor deposition method - MVDTM, which [...]
Superhydrophobic ZnO nanotowers
Superhydrophobic zinc oxide nanotowers have been grown successfully on sodalime glass substrates by chemical bath deposition (CBD). Field emission scanning electron microscopy (FESEM) images have revealed the presence of randomly oriented hexagonal patterned ZnO nanotowers. [...]
Focussed ion beam etching of the interfacial region of lead zirconate titanate thin film after laser-release from sapphire fabrication substrate
Chakraborty S., Chakraborty T., Xu B., Harrington J., Chakraborty S., Chakraborty T., Zhang Q., Miles R.E., Milne S.J., University of Leeds, UK
Although many lead zirconate titanate (PZT) based MEMS have been demonstrated, the thermal incompatibility problems associated with in-situ fabrication of PZT films on the device substrate remain a major challenge. Process temperatures of 600 –700 [...]
Lotus effect on Al-surfaces
Nanostructured patterns have been produced on aluminum surfaces by chemical etching. The density of the nanopatterns increases with the increase of the concentration of the etchent. The patterned aluminum surfaces have been passivated using stearic [...]
Nano-Composite Barrier Anodic Aluminum Oxide for ICD Capacitors
Anodizing of aluminum in solutions such as sulfuric acid has been widely used for many years to produce nano-porous coatings on aluminum for architectural, decorative or abrasion–resistance purposes. It is well characterized in the literature [...]
Production of Nanodots by Ion Sputtering on Mechanical Polished (110) Si-Substrates
We report a new method to deposit Cu nanocrystals by 5kV Ar+ ion sputtering of Cu metallic ribbons at glazing incidence, 8º, on top of (110) Si-substrates mechanical polished down to a 0.1 μm finish. [...]
Controlled Growth of Aligned ZnO Nanowires
The present work reports a detailed investigation of the catalytic growth of aligned ZnO nanowires/rods through the control of parameters such as the Au catalyst layer thickness, pressure, deposition temperature, and oxygen ratio. The purpose [...]
Arrays of Cu2+-Complexed Organic Clusters Grown on Gold Nano Dots
Controlled growth of organic multilayers from periodic gold dot arrays on SiO2 surfaces has been used to create complex overlayer structures. Nanosphere lithography was first used to produce uniform metal patterns with particle sizes of [...]
Interpretation of Anomalous Photoluminescence Peak in GaAs1-xNx Grown by Molecular Beam Epitaxy
Fan W.J., Cheah W.K., Yoon S.F., Zhang D.H., Liu R., Wee A.T.S., Nanyang Technological University, SG
Low-temperature (10K) photoluminescence (PL) measurements of GaAs1-xNx epitaxial layers grown on GaAs by solid-source molecular beam epitaxy (SSMBE) reveal an anomalous second peak. Rapid thermal annealing (RTA) of a specific GaAsN sample reveals a lower [...]
Large scale synthesis of ordered silver nanoparticles for superhydrophobic and anti-icing application
Large scale syntheses of ordered colloidal silver nanoparticles have been achieved through solution phase method. These colloidal nanoparticles have been spin-coated on glass substrates and investigated using AFM and UV-Vis spectroscopy. Nearly cubic shape silver [...]
Preparation and Characterization of Nanocrystalline GaP
Pyshkin S.L., Ballato J., Chumanov G., DiMaio J., Saha A.K., Academy of Sciences, Kishinev, Moldova and Clemson University, SC, US
Nanoparticles of GaP have been prepared by the methods of mild aqueous synthesis, gas transport reactions and laser assisted deposition. Transfer of Ga and P by iodine and the next synthesis create onto a substrate [...]
Broadcast Photonic Curing of Metallic Nanoparticle Films
A novel and industrially scalable technique is presented for curing metal nanoparticle based films in which a large area uncured film is made highly conductive by exposure to a brief, intense pulse of light from [...]
Novel Design of Molecular Integrated Circuits and Molecular Nanoarchitectronics
This paper reports the results in synthesis and design of novel three-dimensional (3D) nanoscale integrated circuits (nanoICs). These nanoICs can be implemented utilizing multi-terminal molecular devices that exhibit unique electronic characteristics. Aggregated molecules form molecular [...]
Electrophotographic Direct-Write for Electronics
A new direct-write method based on electrophotography has been developed for use in electronics manufacture. In this research a test bed was created for proof of concept. This test bed was successfully used to print [...]
Rare Earth-Substituted BI 4Ti3O12 Nanocrystalline Thin Films: Synthesis and Ferroelectric Characterization
In this work we present the synthesis of bare and rare earth (Ce,Er,Pr)-doped Bi4Ti3O12 (BIT) nanocystalline thin films using a method based on the Sol-Gel process. Thin films were deposited by spin coating on Pt [...]
Low cost PMMA based photo-masks for 3D grey scale micro-structuring applications
Grey scale lithography is a useful technique for the fabrication of three dimensional microstructures. Dose dependent positive resist materials are well suited to this application; subsequent dry etching through a suitably patterned etch mask can [...]
Use of Nanocrystalline Ceria in EUV Lithography Optics Polishing
EUV lithography promises a huge gain in resolution due to the extremely short wavelength. The necessity of aspherical off-axis mirrors dramatically increased the challenge of manufacture compared to refractive designs. Due to the short wavelength [...]
Fabrication of 3D carbon microelectrodes for Li-Ion battery applications
The fabrication of very high-aspect ratio 3D carbon microelectrodes for Li-Ion batteries is presented. Using a pyrolysis process under inert conditions, thick layers of patterned SU-8 photoresist (up to 700 ?m in height) are converted [...]
Nanogaps for fabrication of Molecular Devices
The development of different alternative technologies to fabricate various types of nanoscale devices based on non-conventional materials such as molecules and clusters are here reported. We had two different approaches to fabricate nangaps though there [...]
Femtosecond Inscription of the First Order Bragg Gratings in Pure Fused Silica
The fabrication of sub-micron periodic structures beyond diffraction limit is a major motivation for the present paper. We describe the fabrication of the periodic structure of 25 mm long with a pitch size of 260nm [...]
Fabricating Nanoscale Features Using the 2-Step NERIME TSI Nanolithography Process
Gilmartin S.F., Arshak A., Arshak K., Collins D., Korostynska O., Arshak A., Arshak K., Analog Devices, IE
The 2-step negative resist image by dry etching (2-step NERIME) focused ion beam (FIB) top surface imaging (TSI) process is a novel nanolithography technique for creating nanometer scale resist features using conventional DNQ/novolak resists. The [...]
Carbon nanostructures grown with electron and ion beam methods
Simultaneous deposition and patterning of carbon nanostructures can be performed using focused electron beams or ion beams. Although a variety of useful tri-dimensional structures have been prepared (single electron transistor, nanotools, AFM probes, etc.), the [...]
Real-Time Drift Correction of a Focused Ion Beam Milling System
We are working towards the fabrication of large periodic optical structures known as photonic crystals. A focused ion beam (FIB) is used to mill holes, which must be smooth and repeatable, with nm positional accuracy. [...]
Dip Pen NanolithographyTM: Nanofabrication and Nanoscale Assembly – Top Down Nanostructures and Bottom Up Nanobio
Precision nanoscale deposition is a fundamental requirement for much of current nanoscience research. Further, depositing a wide range of materials as nanoscale features onto diverse surfaces is a challenging requirement for nanoscale processing systems. Dip [...]
Replication of Highly-Hydrophobic Surface with Micro/Nano Combined Structures from Nature
A highly-hydrophobic film has successfully been fabricated by simply replicating plant leaf surface with micro/nano combined structures. A plant leaf was used as a master to make a mold by nickel electroforming. The positive polymer [...]
Empirical analysis of metrological data fusion for dose control on nano scale lithography
Recently, the immersion lithography has added extra disturbing factor, such as bubbles, particles which directly impact on current in-line metrology and dose control performance. Several works has reported the potential bubble effect.This study concentrates the [...]
Scalable Fabrication of Polymeric and Organic Nanomaterials using Particle Replication in Non-wetting Templates (PRINT) and Imprint Lithography
We have developed scalable, “top-down” nanofabrication methodologies for the fabrication of polymeric and organic nanostructures for nanobiotechnology and materials engineering. These techniques use novel perfluoropolyether (PFPE) elastomers that possess superior nanoimprinting properties, including error-free nanoscale [...]
Fabrication of Periodic Sub-100nm Patterns in SiO2 Template by Electron-beam Lithography
Chen A., Chen P., Chua S.J., Chen A., Chen P., Singapore-MIT Alliance, National University of Singapore (NUS), SG
We report on the fabrication process of SiO2 templates with periodic sub-100nm air hole patterns using electron beam (e-beam) lithography followed by reactive ion etching (RIE). Two-dimensional periodic air holes with sub-100nm dimensions were defined [...]
High-density Optical Disk Mastering Using Electron Beam Lithography with Modified LIGA Demolding Mechanism
In the study, a spiral nano-groove with 110nm in linewidth and 80nm in depth has been successfully fabricated. This method, Optical disk mastering using electron beam lithography, could provide about 50Gbytes storage capacity and is [...]
Nanowire formation for Single Electron Transistor using SEM Based Electron Beam Lithography (EBL) Technique: Positive Tone Vs Negative Tone E-beam Resist
Nuzaihan M., Hashim U., Halim N.H.A., Bajuri S.N.M., Northern Malaysia University College of Engineering, MY
Experimental studies of nanowires formation are carried out. The nanowires are fabricated using Scanning Electron Microscope Based Electron Beam Lithography (EBL) Technique with critical dimensions in less than 100nm. In order to complete the design [...]
Novel PDMS stamp for imprint lithography
New PDMS/epoxy composite material which has sufficent mechanical strength is used as a stamp for the imprinting lithography. Its fabrication procedure, and the imprinting results using this stamp will be discussed.
Design and Fabrication of Flexible OTFT Array by using Nanocontact Printing
The high-resolution and large-area flexible OTFT array to use as a driving device for an OLED was designed and fabricated in the nanocontact printing process and organic thin films could be deposited even in a [...]
Microsphere templating as means of enhancing the sensitivity of thin film metal-oxide gas sensors
Chemical and physical synthesis routes were combined to prepare macroporous thin films of semiconducting metal-oxides such as SnO2, TiO2, ZnO, and CaCu3Ti4O12 by reactive sputtering or pulsed laser deposition onto polymethylmethacrylate and polystyrene microsphere templated [...]
Local diffuse light scattering and surface inspection
Overlap of the incident and scattered field from local surface non-uniformities lead to lateral standing waves which can be mapped using a scanning optical probe in collection mode. The lateral standing waves form diffraction fringes [...]
Comparison of Roughness Measurements Between a Contact Stylus Instrument and an Optical Measurement Device Based on a Color Focus Sensor
The determination of the roughness of technical surfaces plays an important role in scientific and industrial applications. Traditionally, the ISO conform determination of the roughness of a technical surface has been calculated using contact stylus [...]
Field Enhancement and Work Function Difference of IrO2 Nano-Emitter Arrays using EFM and SKPM Spectroscopy
Chiang D.C.-S., Lei P.Z.-F., Barrowcliff R., Zhang F., Washington State University and Sharp Corporation, US
We have measured two important physical properties related to field emission (surface potential and electric force gradient) of IrO2 nanorod emitter arrays using spectroscopy methods of electric force microscope (EFM) and scanning Kelvin probe microscope [...]
Programmable Three-Dimensional Microfluidic Fabrication by Direct-Write Assembly
There are increasing needs for 3D microfluidic components such as microchannels, micromixers or micropumps for Laboratory-on-chip systems. To date, several efficient, but expensive and complex techniques such as Liga and micro-stereo-lithography [1] have been developed [...]
Experimental Study of Micro-feeding of Fine Powders by a Vibrating Capillary Tube
Micro-feeding of fine copper powders was experimentally studied by using a vibrating capillary tube. Three glass capillaries with different inside diameters were used in the experiment and the powder flow rate under different frequencies was [...]
Enlarge the distance of water molecules to incise microorganism cell-the development and application of nano-grade microorganism cell crushing machine
We have developed a prototype nano-grade crushing machine that leads to improved yield. The machine utilizes ultrasound in connection with pressure as high as 3400 kg/cm2 to achieve final product with nanometer scale. We have [...]
Multiple Wafer Bonding Offers Increased Throughput of High Brightness LEDs
We have developed a new wafer-bonding process and equipment for significantly increasing the throughput of high-brightness light emitting diodes and other devices that could benefit from group semiconductor wafer bonding. I will present this solution [...]
Solid-State, On-demand Gas Generators as “Pneumatic Batteries” for Micro-Electronic Actuators and Fluid Delivery
Newly developed electrically controlled extinguishable solid propellants (ESCSP) are capable of multiple ignitions, extinguishments and throttle/burn-rate control by the application of continuous electrical power. Both burn rate and mass of ECESP combusted is directly proportional [...]
The Pulsation Reactor Process – Large Scale Production of Nano-Sized Metal Oxide Powders in a Single Step
A pulsed thermal reactor process was developed to produce nano particles on an industrial scale. Different precursors were applied to obtain the desired product properties. The applied techniques (pulsation reactor) are explained and different applications [...]
Self-Healing Wire-Streaming Processors on 2-D Semiconductor Nanowire Fabrics
One of the most promising underlying nanodevice technologies today for nanoscale integrated circuits are semiconductor nanowires (NWs) and arrays of crossed NWs. Researchers have already built FETs and diodes out of NWs. There has also [...]
Approximate Pattern Matching in Nanotechnology
Approximate pattern matching is comparing an unknown pattern with a database of stored patterns with a specified error tolerance. This ability to compensate for real world sensor errors makes approximate pattern matching an ideal choice [...]
A Nano-Scale Module with Full Spin-Wave Interconnectivity for Integrated Circuits
In this paper, we present a nanoscale computational architecture for integrated circuits where the nodes intercommunicate using Spin Waves. The key advantage of the proposed architecture is that the information transmission is accomplished without charge [...]
Journal: TechConnect Briefs
Volume: 3, Technical Proceedings of the 2006 NSTI Nanotechnology Conference and Trade Show, Volume 3
Published: May 7, 2006
Industry sector: Advanced Materials & Manufacturing
Topic: Advanced Manufacturing
ISBN: 0-9767985-8-1