Papers:
Conversion of Glycerol-rich Product (GRP) into Biopolymers
Freitas F., Pais J., Alves V.D., Carvalheira M., Costa N., Oliveira R., Reis M.A.M., Universidade Nova de Lisboa, PT
Glycerol, a byproduct of many industrial processes, mainly in biodiesel production, is generated in quantities far beyond current consumption in traditional applications, thus making it a residue for which interesting applications are lacking. The objective [...]
By-product Synergy Networks, Driving Innovation through Waste Reduction and Carbon Mitigation
By-product synergy (BPS) is the matching of under-valued waste or by-product streams from one facility with potential users at another facility to create new revenues or savings with potential social and environmental benefits. This presentation [...]
Valorization of Waste in a Gasification Plant to Clean Power Production
Pérez-Fortes M., Bojarski A., Ferrer-Nadal S., Kopanos G., Nougués J.M., Velo E., Puigjaner L., Technical University of Catalonia (UPC), ES
This work presents a structured and validated conceptual model of an integrated gasification combined cycle (IGCC) power plant. A pressurized entrained flow (PRENFLO) gasifier, subsequent gas cleaning operations, a heat recovery steam generator (HRSG) and [...]
Enhancing Combustion and Heat Exchange Through Electrical Augmentation
We have observed that software-controlled propagation of insignificant amounts of electrical energy through a flame region enhances both combustion efficiency and the transfer of thermal energy in an electrically conductive burner and heat exchange system. [...]
Removal of Zn(II) from Aqueous Solution by Biosorption using two Green Algal Species Oscillatoria sp. & Spirogyra sp.
Pollution due to heavy metals has become an environmental problem of worldwide concern due to their increased discharge, toxicity, non-biodegradable and persistence nature. Major anthropogenic sources of heavy metals include metal extraction, metal fabrication, metal [...]
The Status and Future of Methane Destruction Projects in Mexico
Of the Clean Development Mechanism projects that exist in Mexico, methane destruction projects from hog farms dominate the landscape with 56% of the projects developed and 49% of the Certified Emission Reductions (CERs) that will [...]
Environmental CleanTechnology
“Green technology” or Clean technology is the application of the environmental sciences to conserve the natural environment and resources, and by curbing the negative impacts of human involvement. Our innovations have helped move the world [...]
Characteristics of SCR catalysts for the oxidation of gaseous elemental mercury
Lee I.Y., Lee J.B., Lee S.M., Kim D.W., Kim M.H., Lee I.Y., Lee J.B., Lee S.M., Lee I.Y., Lee J.B., Lee S.M., Kim D.W., Kim M.H., Ham S.W., Kyungil University, KR
In the present study, the performance of SCR catalyst for the oxidation of mercury was studied to understand the mechanism of mercury oxidation on SCR catalyst. A variety of V2O5-based TiO2 catalysts was evaluated for [...]
Nanodispersed Pt-catalyzed N2O Reduction for NH3-DeNOx SCR Process Applications
Please see the attached PDF file.
Experimental investigation of a new granular filter design for gas cleaning
Granular bed filters have shown high collecting efficiency for separating particles from flue gases at high temperatures. This paper presents the experimental results from laboratory investigations of a new louver design for the Panel Bed [...]
A System for Capturing CO2 from a Combustion Exhaust – Feasibility Research
A catalytic, dispersed-particle gas absorber for the capture of CO2 from combustion exhausts is described. The technical problem is how to efficiently capture and remove CO2 from large volumes of flowing exhaust gas. Large numbers [...]
Natural Products from Microorganisms and Plants as Alternatives to Synthetic Chemical Pesticides
The chemical pesticide market is $30 billion but has shown no real growth in 10 years. Synthetic products that are toxic to mammals and birds and pollute groundwater are being replaced by safer and more [...]
Integrating the Triple Bottom Line of Sustainability with Life Cycle Environmental Assessments for Military Non-Lethal Technologies
The Non-lethal Environmental Evaluation and Remediation Consortium, comprised of M2 Technologies, Kansas State University, and CABEM Technologies, performs environmental research, training, assessment, and product development for the Department of Defense. The NEER Consortium addresses complex [...]
Gold nanoparticle-based miniaturized NSET Probe for rapid and ultra-sensitive detection of toxic metals in soil, water and fish
Contamination of the environment with toxic metals like mercury and arsenic have been an important concern throughout the world for decades. Human exposure to high Hg or As levels can harm the brain, heart, kidneys, [...]
Simulation and Fabrication of Large Area 3D Nanostructures
Bogart K.H.A., El-kady I., Grubbs R.K., Rahimian K., Sanchez A.M., Ellis A.R., Wiwi M., McCormick F.B., J.-L. Shir D., Rogers J.A., Sandia National Laboratories, US
Three-dimensional (3D) nano-structures are vital for emerging technologies such as photonics, sensors, fuel cells, catalyst supports, and data storage. The Proximity-field nanoPatterning1 method generates complex 3D nanostructures using a single exposure and development cycle. Exposure [...]
Engineering superhydrophobic and superoleophobic surfaces
Tuteja A., Choi W., Mabry J.M., McKinley G.H., Cohen R.E., Massachusetts Institute of Technology, US
The combination of surface chemistry and roughness on multiple scales imbues enhanced repellency to the lotus leaf surface when in contact with a high surface tension liquid such as water. This understanding has led to [...]
Hypertransparent Nanostructured Superhydrophobic Self-Cleaning Coatings on Glass Substrates
Self-cleaning surfaces have wide applications in architectural and automotive windows and solar panels, etc. The development of superhydrophobic surfaces was inspired by observation of lotus and other plant leaves. Many existing hydrophobic coatings either have [...]
A Markedly Cntrollable Adhesion of Superhydrophobic Sponge-like Nanostructure TiO2 Films
A method consisting of electrochemical anodization and self-assembling of hydrophobic-hydrophilic mixture has been employed to fabricate superhydrophobic sponge-like nanostructured TiO2 surfaces with remarkably controllable adhesion. Water adhesion ranged from ultra-low (5.0 N) to very high [...]
Silane-based water repellent and easy-to-clean surfaces for concrete structure improvement
In addition to its civil engineering properties, concrete also has an architectural and aesthetic function. When the concrete structure ages, the visible appearance of the surface gradually changes as it is exposed to the environment, [...]
Carbon Nanotube Interfaces for Single Molecular Level Bio Sensing
Single molecule detection, aimed both at fundamental investigation and applications, has recently been attracting a lot of attentions. The present set of studies is focused on the design, fabrication and optimization of novel carbon nanotube(CNT) [...]
Characterization of Different Surfaces Morphology in Heterogeneous Catalyst
Structures and property of surface are very important in different chemical, physical and biological process. The interaction between the reactant molecules (adsorbate) and the surface are important in the performance of the catalyst. Surface with [...]
Two-nozzle flame synthesis of Pt/Ba/Al2O3 for NOx storage
A novel two-nozzle flame spray pyrolysis (FSP) process is presented for one-step preparation of Pt/Ba/Al2O3 particles for NOx storage-reduction (NSR) catalysts. These storage catalysts are of particular interest for mobile engines operating under lean conditions [...]
Polymer nanocomposite based chemiresistive gas sensors
We present here the development of a polymer nanocomposite based gas sensor for detecting trace gas emissions in ambient environment. This project is aimed to build a chemiresistive gas sensor with excellent sensitivity and improved [...]
Anodic aluminum oxide-based capacitive humidity sensor integrated with micro-heater
Kim Y.D., Jung B.B., Lee H.K., Lee K.H., Lee H.K., Lee K.H., Park H.C., Pohang University of Science and Technology, KR
AAO(Anodic Aluminum Oxide) film is fabricated as a sensing material of capacitive humidity sensors. Because AAO films have a lot of nano-size pores, many water vapors can be absorbed. The size of a pore diameter [...]
Polysilicon Nano-wires Based Nano-device on Silicon Chip: Fabrication and its Application
Mishra N.N., Winterrowd P., Nelson R., Maki G., Maki W.C., Rastogi S.K., Cameron E., Filanoski B., Maki G., Maki W.C., University of Idaho, US
5x5 arrays of six nano-transistor devices were fabricated on p-type silicon/silicon oxide (200nm) wafers with resistivity 1-100 -cm. 50nm of doped polysilicon were deposited and annealed to make nanowires. All nanowires were made with direct [...]
Agent Reactive Modulated Optical Reflector for Hazardous Agent Detection
We demonstrate a standoff passive sensor working in the near infrared range. The device uses a platform based on dielectric and metallo-dielectric layers. The sensor demonstrated a significant change in the reflection coefficient if exposed [...]
Instantaneous Microbial Detection Demonstrated for Air & Water
Traditionally, growth based techniques have been the standard in environmental monitoring for evaluating the quality and quantity of microbial content. However, many studies have underscored the inadequacy of these techniques: (1) to provide environmental microbial [...]
Optimization of Phage-Based Magnetoelastic Biosensor Performance
A magnetoelastic (ME) platform coated with a bio-molecular recognition element (bacteriophage) for selective and specific recognition of Bacillus anthracis spores is described. ME materials have a mass-sensitive, characteristic, resonant frequency. In response to the binding [...]
Silica-alumina composite monoliths with a hierarchical pore structure containing the MFI-type zeolitic films
Pudlo W., Pashkova V., Derewinski M., Jarzebski A.B., Institute of Chemical Engineering, Polish Academy of Sciences, PL
Materials with multimodal hierarchical porosity, containing pore networks in the range of micro-, meso- and macropores, attract considerable attention owing to their widespread application prospects in process industries (catalysts, sorbents), energy conversion and sensors. Here [...]
TiO2-Ag Porous Nanocomposites for Advanced Photocatalytic Processes
Baia L., Baia M., Baia L., Baia M., Vasiliu F., Diamandescu L., Peter A., Cosoveanu V., Danciu V., Babes-Bolyai University, RO
The photo-assisted catalytic decomposition of organic pollutants from water and air by employing titanium dioxide as photocatalysts is a very promising method. TiO2 based aerogels are porous solid materials with high surface area, ultra-low density [...]
Nanotechnology for Building Security
Despite increased vigilance and annual federal anti-terrorism spending in excess of $55 billion, building security remains a major concern for most Americans. For those working in large governmental or institutional buildings, fears are particularly acute. [...]
Journal: TechConnect Briefs
Volume: Technical Proceedings of the 2008 Clean Technology Conference and Trade Show
Published: June 1, 2008
Industry sectors: Energy & Sustainability | Sensors, MEMS, Electronics
Topic: Chemical, Physical & Bio-Sensors
ISBN: 1-4200-8502-0