Cycling and Characterization of Dissolved Organic Matter (DOM):

Molecular Characterization of UDOM via LC-MS, GC-IRMS, NMR

Stable and Radiocarbon Isotopic Characterization of UDOM

Development of Non-commercial UDOM Isolation Methods

Environments: Open-ocean, Coastal, Hydrothermal Vents.

 
       
 

Dissolved Inorganic Carbon (DIC) Isotopic Characterization of Axial, Low-Temperature and Ridge Flank Hydrothermal Fluid Systems:

Collaborators: Andy Fisher (UCSC, Earth Science) and Matthew McCarthy (UCSC, Ocean Science)

Use of DIC stable and radiocarbon isotopic signatures to characterize the geochemical hydrothermal fluid dynamics between two physically adjacent, yet chemically distinct regions of the Juan de Fuca Ridge System.

 
       
 

Reconciliation of the Tropical Atmospheric 14-C Record:

Collaborators: Tom Guilderson (CAMS, LLNL)

 
       
 

Global Riverine Flux and Estuarine Behavoir of Rhenium and Molybdenum:

Collaborators: Bernhard Peucker-Ehrenbrink (WHOI), Christian Miller (MIT/WHOI JP), Franco Marcantonio (Tulane Univ.), Pete Raymond (Yale Univ.), Max Holmes (Woods Hole Research Center), Schlumberger's SEED Program

WHOI Project Description