Papers:
Continuous Extrusion Process for Preparation of Polymer Nanocomposites
Polymer nanocomposites are composed of a nanofiller with a polymer matrix. Typical fillers include nanoclay, carbon nanotubes, nanoparticle silver, nanoalumina, etc. The materials exhibit unique material properties, such as improved barrier properties, flame retardance, and [...]
Novel Additive Manufacturing of Tooling with Micro and Nanostructured Surfaces
Sit L.W., Kumbhani M., Genera J.A., Shearer J., Mead J., Barry C., University of Massachusetts-Lowell, US
Tooling with micro and nanostructured surfaces is employed for high-rate fabrication of products using injection molding, hot embossing, and related processes. Current subtractive (machining, lithography) and additive (prototyping) methods for manufacturing tooling are expensive and [...]
High-rate Manufacturing of 3D Products with Micro and Nanostructured Surfaces
Injection molding permits the manufacturing of complex three-dimensional products with micro and nanostructured surfaces in less than 30 seconds. Successful high-rate manufacturing of these surfaces depends on understanding the changes required in material selection, tool [...]
Preparation of Composite of ZnS Nanoparticles and Montmorillonite by Cavitation Deposition
The ZnS-montmorillonite (MMT) nanocomposite was formed by cavitation implosion of ZnS nanoparticles into MMT pores. As a result of very high impact velocities at collisions of ZnS nanoparticles and MMT particles increase of a number [...]
Three-Dimensional High-order Nano-rod Formation Using a Hydrogen-assisted Deep Reactive Ion Etching
Soleimani S., Zanganeh S., Azimi S., Sanaee Z., Mohajerzadeh S., Taghinejad H., University of Tehran, IR
We report the formation of three-dimensional nano-sized vertical features on amorphous silicon by means of a hydrogen-assisted deep reactive ion etching. The thickness of amorphous silicon has been varied between 5 and 10 µm. The [...]
Advancements in Microelectronics-Grade Carbon Nanotube Materials for NRAM® Device Manufacture and Analysis of Carbon Nanotube Mass in End User Devices
Lamb J.E., Gibbons S., Trichur R., Jiang Y., Mangelson K., Kremer K., Janzen D., Brewer Science, Inc, US
Providing materials for use in semiconductor manufacturing is challenging due to the extreme quality levels required for low metal ion and defect levels. This challenge is much greater for suppliers of materials containing long, high-aspect-ratio [...]
Green Chemistry of Carbon Nanomaterials
The global trend of searching for ecologically friendly, ‘green’ chemical processes manifested itself in the chemistry of carbon nanomaterials, in particular, in the development of techniques for their chemical (both covalent and noncovalent) modification. Our [...]
Polymer Based Continuous Offset Printing
Polymeric materials have tremendous potential for nano and micro-structured products because of their fabrication ease and wide property range. The fabrication processes for polymers are cost-effective and rapid. This work presents novel manufacturing approaches for [...]
Electrospun Nanocomposite Nerve Guidance Conduits for Peripheral Neural Regeneration
A novel tissue engineered scaffold was fabricated by electrospinning and electrospraying techniques, which possesses highly aligned poly-ε-caprolactone (PCL) microfibrous framework and adjustable neurotropic factor embedded poly (D, L-lactide-co-glycolide) (PLGA) nanospheres. Scanning electron microscope revealed the [...]
The High Performance Thermal Building Insulation Materials of Beyond Tomorrow – From Concept to Experimental Investigations
Jelle B.P., Gao T., Sandberg L.I.C., Tilset B.G., Grandcolas M., Gustavsen A., SINTEF Building and Infrastructure / Norwegian University of Science and Technology (NTNU), NO
A major key strategy to achieve energy-efficient buildings is the development of high performance thermal building insulation materials, also often called superinsulation. A possible and promising way to reach these advanced insulation materials is to [...]
Rheological performance and NMR structure investigation of ultrasound crumb rubber modified bitumen
Filippelli L., Antunes F.E., Gentile L., Spadafora A., Ranieri G.A., Rossi C.O., University of Calabria, IT
Rubber from tyres is a waste material with a highly valuable constituents. the introduction of crumb rubber in the production of asphalt rubber (AR) mixes for road pavements should be considered as a sustainable technology [...]
Applications of Enzymatic Saccharification Residues as a Fully Biobased Adhesive
When woody biomass is enzymatically treated to release from its polysaccharide components fermentable sugars for bio-alcohols and other chemicals production, it typically leaves behind in the waste stream solid residues that are rich in lignin. [...]
Utilization of Industrial Waste as a Composite Cementing Materials
The deterioration in concrete structures exposed to harsh environments has become a matter of global concern. The requirement for high durability in concrete structures cannot be easily achieved using ordinary portland cement. Therefore, new materials [...]
Alumina extraction from fly ash by the MgO sintering method: Waste reduction and utilization
Zhao L., Sun Q., Wang B., Wang X., Wang B., Wang X., Xiao Y., Yu G., Liu X., Zhang Z., National Institute of Clean-and-low-carbon Energy (NICE), CN
In recent years, many methods for the alumina extraction from fly ash have been tested, developed and demonstrated in China. Generally, alkali sintering methods are more easily deployed than acid leaching methods, but it is [...]
Utilization of ceramic wastes as pozzolanics materials
Irassar E., Rahhal V., Tironi A., Trezza M., Pavlík Z., Pavlíková M., Pavlíková M., Jerman M., Cerný R., Universidad Nacional del Centro de la Provincia de Bs.As., AR
The possible applicability of waste ceramic powder as partial portland cement replacement in concrete production is studied in this paper, due to rapid increase of concrete as building material. The cement industry alone is estimated [...]
Rheology of Portland cement pastes with calcined clays additions
Irassar-Viviana Rahhal E., Pedrajas C., Talero R., Universidad Nacional del Centro de la Provincia de Bs.As., AR
In this paper, the rheological behavior of pastes of Portland cement and different calcined clays additions were analyzed. For this purpose, two Portland cements with different mineralogical composition (low C3A and high C3S content and [...]
SUSTAINABLE steel production for the 2030s and beyond: the vision of the European Steel Technology Platform’s Strategic Research Agenda
Steel is ubiquitous, even if it often remains invisible underneath decorative, protective or functional layers of other materials. This paper presents the European Steel Technology Platform (ESTEP) Strategic Research Agenda's vision of how to manage [...]
STEP, Efficient solar syntheses: A comprehensive approach to decreasing the concentration of atmospheric carbon dioxide
The Solar Thermal Electrochemical Process (STEP) was introduced to provide a complete solution to lowering carbon dioxide in the atmosphere (1). STEP utilizes a synergy of thermal and electrochemical energy to drive endothermic processes at [...]
$/W Costs of Thermoelectric Waste-Heat Recovery for Stationary Applications
Interest in thermoelectrics for waste-heat recovery has flourished in recent years, but questions about cost and scalability remain unanswered. Prior work investigated the materials, manufacturing, and system costs and thermal and electrical transport factors that [...]
3D printing: How emerging materials, applications, and business models will disrupt manufacturing and enhance future innovation
From personalized medicine to personal drones, 3D printing – the additive manufacturing of objects by depositing and patterning successive layers of material – has been touted as an enabling platform for many compelling applications. Among [...]
A Clean and Green Route for the production of methacrylic acid and methacrolein from biofuel
The modern consumption of fossil fuels for chemical production contributes to global warming and other nature disasters in recent years. Approximately 10% of U.S. crude oil imports are used to feed its chemical industry. There [...]
Investigation on Accelerated Ageing Techniques for IC Interconnect Structures in Context of Multicriterial Optimization of 3D SiP Design Flow
Many complex chips and novel smart nanosensor systems are developed as 3D structures like SiP on SoC to implement all requested functionality and achieve performance. Such structures incorporate several modules, materials forming 3D setup which [...]
Journal: TechConnect Briefs
Volume: 3, Nanotechnology 2014: Electronics, Manufacturing, Environment, Energy & Water
Published: June 15, 2014
Industry sectors: Advanced Materials & Manufacturing | Energy & Sustainability
Topic: Sustainable Materials
ISBN: 978-1-4822-5830-1