Current Research.

Emisions:

• Catalytic decomposition of NO_x under 'lean conditions'.
• Effect of Sulfur and Production of nitroaromatics in diesel engines.
• Active site structure and deactivation of lean-burn exhaust methane oxidation catalysts.
• Effect of oxygenates on diesel engine emmisions.
• Measurement of high-altitude heavy duty engine emissions.
• Natural gas engine testing.
• Northern Front Range Air Quality Study.

Fuels and Petrochemicals:

• Partial oxidation of methane over transition metal phosphate catalysts.
• Chemical modification of Soybean Oil for the manufacture of high value chemicals and biodiesel.
• Generation of diethyl ether in an ethanol vehicle system for cold-start assistance.
• Study of coking in a vinylchloride monomer plant.

aherring@mines. edu