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Hong Yong Sohn
Professor
hysohn @ mines.utah.edu
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TEACHING INTERESTS
Undergraduate Level: Metallurgical thermodynamics and 'Rate Processes' which deals with heat and mass transfer combined with heterogeneous chemical reactions. Introductory courses on extractive metallurgy and material and energy balances.
Graduate Level: Mathematical analysis of metallurgical processes that involve transport phenomena and chemical reactions. Engineering analysis of fluid-solid reactions encountered in the treatment and processing of inorganic materials.
RESEARCH INTERESTS
Main research interests involve the application of process engineering principles to the synthesis and processing of metallic and other inorganic materials as well as combustion of particulates.
High-temperature chemical processing, nano-powder synthesis and processing, pyrometallurgy, kinetics of extractive metallurgy processes, gas-solid reactions, processing of energy-related minerals, heat and mass transfer.
Current Projects
• Flash smelting/converting process: Pilot-plant scale flash furnace operation for studying metal production from sulfide minerals.
• Metal powder preparation by CVD reactions: Experimental study of nanosize metal powder production by gas-phase reactions.
• Novel solvent extraction process development: Design and testing of a new solvent extraction process with various advantages over conventional methods.
• Chemical vapor synthesis of metal powders in plasma.
• New Process for Converting SO2 to Sulfur without Generating Secondary Pollutants through Reactions with CAS/CASO4 Pellets. Kinetics and thermodynamics of the CaS-SO2 and H2-CaSO4 reactions for converting SO2 to elemental sulfur.
• Development of Bulk, Nanocrystalline Cemented Tungsten Carbide for Industrial Applications. Synthesis of nano-sized WC-Co composite powders by the vapor-phase reduction of chlorides.
