Areas of Expertise
geochemistry; collection and processing of soil and water samples for naturally occurring radioisotopes, trace metals and total suspended matter; maintain radiochemical instrumentation for prepared sample analyses.

Computer software/languages
Maestro and Genie 2000 software for alpha and gamma spectroscopy analyses; Excel, Sigma Plot, Origin, Surfer, ArcGIS.

Instrumentation
Gamma spectrometers, Alpha spectrometers, Continuous flow centrifuge, Freeze dryer, and various vacuum pumps; familiar with the use of Acoustic Doppler Current Profiler and Sand Ripple Imaging Altimeter to detect movement of fluid mud in the Atchafalaya estuary and adjacent shelf and the use of multibeam and Chirp seismic instrumentation for riverine sediment transport studies

Publications
Allison, MA and Duncan, DD, Assessing Quantity and Quality of Sand Available in the Lower Atchafalaya River Channel for Coastal Marsh and Barrier Island Restoration in Louisiana, Technical Report for Governor's Applied Coastal Research and Development Program, OCT 2006.

Corbett DR, McKee B, Duncan D, An evaluation of mobile mud dynamics in the Mississippi River deltaic region, MARINE GEOLOGY, 209 (1-4): 91-112, AUG 30 2004

Stewart CM, McKee BA, Duncan DD, Ferrell RE, Source Determination and Residence Time Indications for a large river system, AGU poster session, 2004

GJ Kozlowski, RT Powell, BA McKee, A Wilson-Finelli, DD Duncan, The effects of wind-driven resuspension events on the flux of metals across the sediment-water interface in a shallow estuarine environment, Lake Pontchartrain, LA, AGU poster session, 2002