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Theses/Dissertations

Masters Theses

Environmental Engineering

2004

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Full-Text Articles in Engineering

The Synthesis And Characterization Of Mesoporous Uranium Oxide Catalysts For Oxidative Destructions Of Volatile Organic Compounds And Clean Air Protection, Cyrus Khezr Riahi-Nezhad Dec 2004

The Synthesis And Characterization Of Mesoporous Uranium Oxide Catalysts For Oxidative Destructions Of Volatile Organic Compounds And Clean Air Protection, Cyrus Khezr Riahi-Nezhad

Masters Theses

The overall goal of this research was to investigate a new class of mesoporous uranium oxide catalyst used to destroy a range of volatile organic compounds (VOCs), including aromatics and chlorinated organic compounds under conditions which are applicable for U.S. Department of Energy (DOE) facilities and U.S. industries.

Uranium oxides are known to have high efficiency and long-term stability when used to destroy volatile organic compounds (VOCs) when compared with some of the commercial catalysts, such as precious metals, TiO2, and Co3O4 catalysts. Two key factors limiting catalytic activities of uranium oxides prepared by conventional …


Air Toxic Emissions Distribution And Performance Analysis Of The Cmaq Air Toxic Model - A Case Study Of Houston Area, Texas, Ramesh Ramachandran Gopal Aug 2004

Air Toxic Emissions Distribution And Performance Analysis Of The Cmaq Air Toxic Model - A Case Study Of Houston Area, Texas, Ramesh Ramachandran Gopal

Masters Theses

Air quality models have been used in the past to predict the ambient air toxic concentration but CMAQ air toxics model, used in this thesis, is the first air quality model, which accounts the toxic chemical reactions in the ambient atmosphere. The main objective of this thesis was to analyze the distribution of air toxics emission in the Houston region, Texas using an emission processing tool and to determine the performance of the advanced air toxics model (CMAQ) used. Each year large amount of air toxics are emitted in the state of Texas, particularly in the Houston region. A study …