Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 92 for “"environmental applications"”.
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Environmental Applications of Ultrasound
As previously reported, molybdenum carbonyl and tungsten carbonyl were decomposed sonochemically in hexadecane to form porous aggregates of 2--3 nm high surface area Mo2C and W2C particles. The activity of these materials was studied for the catalytic hydrodehalogenation of aliphatic and aromatic …
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Some Environmental Applications of Analytical Microscopy
Made available in DSpace on 2014-12-13T20:09:43Z (GMT). No. of bitstreams: 1 7606848.pdf: 7882616 bytes, checksum: 84a9444690d35e164e0b4500f49234a9 (MD5) Previous issue date: 1975
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Triblock polyampholyte solutions for environmental applications
… Institute of Technology, Dept. of Civil and Environmental Engineering, 1998.
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Catalytic membrane reactor-separator for environmental applications.
Flow-through catalytic membrane reactors offer the potential for improved conversions at reduced operating temperature due to product separation and catalyst activity. An experimental work dealing with a forced flow-through membrane reactor is the subject of this thesis. The focus is on the …
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Synthesis and Environmental Applications of Mesoporous Alumina
… composites that can be used in photocatalytic applications. Also, nitrogen-containing organosilica-alumina composites were synthesized in the presence of tris[3-(trimethoxysilyl)propyl] isocyanurate and examined for carbon dioxide adsorption. Finally, numerous environmental applications of …
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Electroanalytical chemistry for biological and environmental applications
… explore, amongst others, various biological and environmental applications. To this end, four areas of electroanalytical chemistry are investigated in order to develop biologically- and environmentally-relevant sensors, together with exploring the electro-generation of a biologically important …
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Multivariate nonparametric trend assessment with environmental applications
A major goal of environmental monitoring is to determine whether the environment is improving or deteriorating. Questions about the health of the environment are usually questions about trends in environmental indicators, typically a number of chemical, physical, and biological variables. Because …
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Engineering Superparamagnetic Iron Oxide Nanoparticles for Environmental Applications
… research attention for a broad range of applications based on tunable size and shape, surface chemistries, and magnetic properties. For successful aqueous-based, environmental applications, it is necessary to overcome two, fundamental, yet interconnected challenges: 1) Design and …
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Crumpled Graphene Oxide: Aerosol Synthesis and Environmental Applications
<p>Environmental technologies, such as for water treatment, have advanced significantly due to the rapid expansion and application of nanoscale material science and engineering. In particular, two-dimensional graphene oxide (GO), has demonstrated considerable potential for advancing and even …
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Smart-phone-based electrochemical sensor for environmental applications
We demonstrated a mobile phone sensing platform, MoboSens, with integrated plug-n-play microelectronic ionic sensor that performs electrochemical measurement by using audio jack of a smart phone. This platform was used to measure nitrate concentration using a few microliter liquid samples on field …
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Nanoporous Graphene Membranes for Health and Environmental Applications
Separation processes are found in many diverse applications, including health (drug purification, sterilization) and environment (CO2 capture, water treatment, resource recovery). Compared to thermal-based separation systems, membranes are modular and have the potential for more efficient …
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Development and application of novel tracers for environmental applications.
… have been developed for deployment as environmental tracers. The use of discrete fluorescent species in an environmentally stable host has been investigated to replace existing toxic, broad band molecular dye tracers. The narrow band emission signals offer the potential for the tracing …
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Miniaturised analytical systems with chemiluminescence detection for environmental applications
… the devices. Their advantages for analytical environmental purposes are demonstrated along with a review of their uses in environmental applications. Chemiluminescence detection provides a sensitive method of analysis for measuring chemical species in the environment and chemiluminescence …
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New Materials Systems for Advanced Tribological and Environmental Applications
A third project involved the design of new wide-spectrum antibacterial filters for point-of-use systems that are robust and can be easily regenerated and maintained. Silver coated fiberglass with colloidal sized silver particles was developed. Systems made of silver coated fiberglass are highly …
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Silicon-based pH sensor for biological and environmental applications
In biological and environmental applications, it is desirable to be able to measure hydrogen and hydroxyl ion concentrations (pH levels). Conventionally, the measurement processes take a considerable amount of time involving several calibration steps and handling of fragile electrodes. Here we …
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Pure Copper Additive Manufacturing: Investigation of Processes and Environmental Applications
L'abstract è presente nell'allegato / the abstract is in the attachment
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Advances in Phenyl-Modified Carbon Nitride: Towards Sustainable Environmental Applications
… (g-C3N4) has shown potential in photocatalytic applications due to its chemical stability, visible-light response, and eco-friendly composition. However, limitations such as poor charge separation and limited light absorption have hindered its practical use. To address these challenges, recently …
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Squaramide- and Urea-based Supramolecular Gels: Characterization and Environmental Applications
… L6, and L10). Chapter 3 explores the potential applications of supramolecular gels for water treatment. The most stable and mechanically stiff gels obtained from gelators L1, L2, L5, L6, L10, L12 and L13 were tested as potential pollutant adsorbent. Three experimental setups were employed to …
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Biotemplated resin and carbon nanomaterials for energy and environmental applications
The M13 bacteriophage had been shown to be a highly versatile toolkit for growing and assembling nanomaterials with technological importance. Inspired by the natural biomineralization process, much of the existing literature focused on genetically engineering the M13 viral capsid for interaction …
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