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.
Results
Showing 1 to 9 of 9 for “"heterogeneous photocatalysis"”.
-
Fundamentals of heterogeneous photocatalysis ; and, Consequences of inorganic and organic UV sunblocks on DNA
… Part A deals with fundamental studies of photocatalysis. Part B addresses more practical considerations of the use of titanium dioxide in suncreams. The thesis addresses the fundamentals of Heterogeneous Photocatalysis to provide additional understanding of the activity of TiO 2 , and of …
-
Photocatalytic destruction of volatile organic compounds from the oil and gas industry.
Heterogeneous photocatalysis is an advanced oxidation technology widely applied in environmental remediation processes. It is a relatively safe and affordable technology with a low impact on the environment, and has found applications in a number of fields including chemical engineering, …
-
Síntese e caracterização de nanopartículas de óxidos de ferro e sua mistura com resíduos da cana-de-açúcar (bagaço e palha) para emprego nos processos de adsorção e fotocatálise heterogênea
… heating aiming at adsorption and heterogeneous photocatalysis. The iron (III) nitrate salt was heated in a muffle furnace by microwaves at temperatures from 200 to 5000C for 10 minutes. Hematite nanoparticles (-Fe2O3) were obtained, being amorphous at 200 and 3000C and crystalline …
-
Enhanced Mineralization of Phenol and other Hydroxylated Compounds in a Photocatalytic Process assisted with Ferric Ions
Heterogeneous photocatalysis represents a promising low-cost solution to the extensively spread problem of contaminated wastestreams. Photocatalytic reactions take place at a slow rate nonetheless. Efforts have focused on the improvement of photocatalytic reactors design and on the enhancement of …
-
Multimodal in-situ spectroscopy of novel enzyme mimics with optofluidic microreactors
Photocatalysis plays a key role in ensuring a more sustainable future through harnessing the power of the sun for solar fuel production, degrading harmful environmental pollutants and driving the green synthesis of valuable organic products. Despite their significant potential, the current …
-
Preparation, Characterization, and Evaluation of Photocatalytic Properties of a Novel NaNbO3/Bi2WO6 Heterostructure Photocatalyst for Water Treatment
Semiconductor-based heterogeneous photocatalysis, as one of the advanced oxidation processes that makes use of semiconductors and inexhaustible solar light, has recently been extensively studied and applied to water decontamination. However, due to low light absorption efficiencies and severe …
-
Photocatalysis in a novel semiconducting optical fiber monolithic reactor for wastewater treatment
… is essential for the successful exploitation of heterogeneous photocatalysis on semiconductor particles, which has been shown to be an effective means of removing organic pollutants from wastewater streams. In this dissertation, a novel photocatalytic optical fiber monolith reactor (OFMR), which …
-
Nitrate Radical-Mediated Oxidative Cleavage of Olefins Using TiO2 Photocatalysis
… highlights the potential of nitrate radical photocatalysis for sustainable chemical manufacturing, addressing limitations of traditional oxidative cleavage methods. By providing a cleaner, efficient pathway for producing industrially relevant compounds, it advances the understanding of …