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Professor Jan D Miller
Departmental Chair
The Ivor Thomas Professor of Metallurgical Engineering
A member of the National Academy of Engineering
jan.miller @ utah.edu
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TEACHING INTERESTS
Undergraduate courses in mineral processing specializing in particulate systems, aqueous solution chemistry, colloid and surface chemistry and environmental processing technology.
Graduate courses in hydrometallurgy, flotation surface chemistry and colloid chemistry.
RESEARCH INTERESTS
Surface chemistry and adsorption of surfactants, particle/particle and particle/bubble interactions. Fine particle flotation in centrifugal fields. Flotation chemistry. Micro-focus X-ray CT systems for analysis of particles and solid microstructure. Atomic force microscopy for surface imaging, surface force measurements and nanometer surfactant structures. FTIR internal reflectance spectroscopy. Waste water treatment and recycling technology.
Mineral processing, particle technology, hydrometallurgy, surface and colloid chemistry, environmental technology.
Current Projects
Mineral Processing. Liberation analysis by X-ray CT, on-line particle size analysis, flotation chemistry, air-sparged hydrocyclone technology, phosphate flotation, soluble salt flotation, sulfide flotation.
Particle Technology. Structure of particle beds by X-ray CT, filtration, granular solids flow and mixing, gypsum structures, concrete structures.
Hydrometallurgy. Physical chemistry of leaching, cementation, adsorption, solvent extraction, synthesis and utilization of magnetic activated carbons, cyanide destruction and/or recovery.
Surface and Colloid Chemistry. Atomic force microscopy, surface force measurements, electrochemical imaging of surfaces, surfactant surface structures, hydrophobic forces, in-situ surface spectroscopy of surfactant adsorption reactions, interfacial water structure, electrokinetic phenomena.
Environmental Technology: Air stripping to remove volatile organics from drinking and process water, water disinfection by ozone or chlorine sparging, suspended solids removal from wastewater, and contaminated soil remediation. De-inking of wastepaper. Plastics recycling technology.
