Recent Dissertations and Theses
2024
Molecular-level characterization of microbial interactions with labile dissolved organic matter
Kathryn H. Halloran, Ph.D., 2024
Dr. Elizabeth Kujawinski, Advisor
Quantifying the effects of sunlight on the fate of oil spilled at sea
Danielle Haas Freeman, PhD., 2024
Collin P. Ward, Advisor
Dynamics and Implications of ROS in Marine Systems
Lina M. Taenzer, Ph.D., 2024
Colleen M. Hansel, Advisor
Scott D. Wankel, Advisor
On the non-microbial sources and sinks of dissolved metabolites in seawater
Noah P. Germolus, Ph.D., 2024
Elizabeth B. Kujawinski, Advisor
Coupled cycling of metals with nitrogen and carbon in marine sediments
Jennifer Karolewski, Ph.D., 2024
Scott D. Wankel, Advisor
The Impact of Metals and Other Stress Factors on Microbial Ammonia Oxidation Physiology and Isotope Effects
Donald Edward Martocello, III, Ph.D., 2019
Scott D. Wankel, Advisor
Investigating the ocean’s biological pump using thorium-234 and polonium-210
Samantha Jade Clevenger, Ph.D., 2024
Ken O. Buesseler, Advisor
Interactions between rivers and coastal margins in the Alaskan Arctic
Luka Catipovic, Ph.D., 2024
Samuel Laney, Advisor
Microbial glycerolipids in the global ocean: environmental controls and sinking flux dynamics
Henry Cameron Holm, Ph.D., 2024
Benjamin Van Mooy, Advisor
From the atmosphere to the abyss: Tracing organic carbon deposition, cadmium isotopes, and iron cycling using marine sediments
Logan Tegler, Ph.D., 20247
Sune Nielsen , Advisor
Tristan Horner, Advisor
2023
Siderophore Cycling in the North Pacific Subtropical Gyre
Jingxuan (Jay) Li, Ph.D, 2023
Daniel Repeta, Advisor
Distributions and perturbations of the marine dissolved cobalt cycle in a changing ocean
Rebecca Chmiel, Ph.D., 2023
Makoto A. Saito, Advisor
Chemical Controls on the Cycling and Reactivity of Marine Dissolved Organic Matter
Benjamin Granzow, Ph.D., 2023
Daniel J. Repeta, Advisor
Biological and Physical Processes at the Middle Atlantic Bight Shelf-Break Front
Andrew Hirzel, Ph.D., 2023
Dennis J. Mcgillicuddy, Advisor
The Biogeochemistry of Methane Isotopologues in Marine and Lacustrine Sediments
Ellen Lalk, Ph.D., 2023
Shuhei Ono, Advisor
Quantifying Pelagic Primary Production via Automated In-Situ Incubation Systems (PhRePhOx)
Solomon Chen, S.M., 2023
Matthew Long, Advisor
2022
The Fate of Anthropogenic Nitrogen in a Redox Stratified Pond: An Isotopic Approach
Luciana Villarroel, S.M., 2022
Scott Wankel, Advisor
Exploring the Role of Reactive Oxygen Species (ROS) in Marine Ecosystem Health and Function
Kalina Grabb, Ph.D., 2022
Colleen Hansel, Advisor
Molecular Characterization of Organically Bound Copper in the Marine Environment
Lydia Babcock-Adams, Ph.D., 2022
Daniel Repeta, Advisor
Assessing the potential for zinc limitation of marine primary production: proteomic characterization of the low zinc stress response in marine diatoms
Riss Kellogg, Ph.D., 2022
Mak Saito, Advisor
Barium isotope cycling in the marine environment: Pathways of fractionation and implications for paleoceanographic applications
Julien Middleton, Ph.D., 2022
Tristan Horner, Advisor
High resolution, in-situ studies of seawater carbonate chemistry and carbon cycling in coastal systems using CHANnelized Optical System II
Mallory Ringham, Ph.D., 2022
Aleck Wang, Advisor
Anthropogenic and Natural Radioisotopes as Tracers for Contaminant Sources and Particulate Fluxes
Jennifer Kenyon, Ph.D., 2022
Ken Buesseler, Advisor
Constraining Natural and Anthropogenic Disturbances in the Delivery of Coastal Ecosystem Services
Sheron Luk, Ph.D., 2022
Amanda Spivak, Co-Advisor
Matthew Charette, Co-Advisor
2021
A Metabolic Lens on Phytoplankton Physiology
Craig McLean, Ph.D, 2021
Elizabeth Kujawinski, Advisor
Investigating chromium cycling in global oxygen deficient zones with chromium isotopes
Tianyi Huang, Ph.D., 2021
Ed Boyle, Advisor
Phosphonate Biogeochemical Cycling in the Marine Environment: from an Ocean Scale to a Molecular Scale
Marianne Acker, Ph.D., 2021
Daniel Repeta, Advisor
2020
Radium Isotopes and Radon-222 as Tracers of Sediment-Water Interaction in Arctic coastal and Lacustrine Environments
Jessica Dabrowski, S.M., 2020
Matthew Charette, Advisor
New Insights into the Marine Oxygen Cycle from Manganese Oxide Minerals and Reactive Oxygen Species
Kevin Sutherland, Ph.D., 2020
Colleen Hansel, Co-Advisor
Scott Wankel, Co-Advisor
Protein regulation in Trichodesmium and other marine bacteria: Observational and interpretive biomarkers of biogeochemical processes
Noelle Held, Ph.D., 2020
Mak Saito, Advisor
2019
Tropical Stony Corals Host Diverse Microbial Nitrogen Dynamics
Tyler Tamasi, S.M., 2019
Andrew Babbin, Advisor
A modeling study of the marine biogeochemistry, plankton dynamics, and carbon cycle on the continental shelf off the West Antarctic Peninsula
Cristina Schultz, Ph.D., 2019
Scott Doney, Co-advisor
David Nicholson, Co-advisor
Computational Analysis of the Biophysical Controls on Southern Ocean Phytoplankton Ecosystem Dynamics
Tyler Rohr, Ph.D., 2019
Scott Doney, Co-Advisor
David Nicholson, Co-Advisor
The Mineralogy and Chemistry of Modern Shallow-Water and Deep-Sea Corals
Gabriela Farfan, Ph.D., 2019
Colleen Hansel, Advisor
The Production and Fate of Nitrogen Species in Deep-Sea Hydrothermal Environments
Chawalit Charoenpong, Ph.D.,2019
Scott Wankel, Advisor
2018
Scavenging and Transport of Thorium Radioisotopes in the North Atlantic Ocean
Paul Lerner, Ph.D., 2018
Olivier Marchal, Co-Advisor
Phoebe Lam, Co-Advisor
Radium Isotopes as Tracers of Boundary Inputs of Nutrients and Trace Elements to the Coastal and Open Ocean
Lauren Kipp, Ph.D., 2018
Matthew Charette, Advisor
Biogeochemical and Phylogenetic Signals of Proterozoic and Phanerozoic Microbial Metabolisms
Danielle Gruen, Ph.D., 2018
Gregory Fournier, Advisor
The Marine Biogeochemistry of Chromium Isotopes
Simone Moos, Ph.D., 2018
Edward Boyle, Advisor
Carbon Transformations in Seafloor Serpentinization Systems
Niya Grozeva, Ph.D., 2018
Frieder Klein, Co-Advisor
Jeffrey Seewald, Co-Advisor
An Investigation of Basin-Scale Controls on Upper Ocean Export and Remineralization
Erin Black, Ph.D., 2018
Ken Buesseler, Advisor
2017
The Geochemistry of Methane Isotopologues
David Wang, Ph.D., 2017
Shuhei Ono, Advisor
The Remineralization of Marine Organic Matter by Diverse Biological and Abiotic Processes
James Collins, Ph.D., 2017
Benjamin Van Mooy, Advisor
Geochemical Controls on the Distribution And Composition of Biogenic and Sedimentary Carbon
Emily Estes, Ph.D., 2017
Colleen Hansel, Advisor
The Cobalt Cycle in the Tropical Pacific Ocean
Nicholas Hawco, Ph.D., 2017
Mak Saito, Advisor
Understanding Terrestrial Organic Carbon Export: A Time-Series Approach
Jordon Hemingway, Ph.D., 2017
Valier Galy, Advisor
Novel Analytical Strategies for Tracing the Organic Carbon Cycle in Marine and Riverine Particles
Sarah Rosengard, Ph.D., 2017
Valier Galy, Advisor
Insight into Chemical, Biological, and Physical Processes in Coastal Waters from Dissolved Oxygen and Inert Gas Tracers
Cara Manning, Ph.D., 2017
David Nicholson, Co-Advisor
Rachel Stanley, Co-Advisor
Linking Microbial Metabolism and Organic Matter Cycling Through Metabolite Distributions in the Ocean
Winifred Johnson, Ph.D., 2017
Elizabeth Kujawinski, Advisor
Ecosystem Metabolism in Salt Marsh Tidal Creeks and Ponds: Applying Triple Oxygen Isotopes and Other Gas Tracers to Novel Environments
Evan Howard, Ph.D., 2017
Rachel Stanley, Co-Advisor
Scott Wankel, Co-Advisor
2016
The Biogeochemistry of Lipid Derived Infochemical Signals in the Ocean
Bethanie Edwards, Ph.D., 2016
Benjamin Van Mooy, Advisor
Molecular Determination of Marine Iron Ligands by Mass Spectrometry
Rene Boiteau, Ph.D., 2016
Dan Repeta, Advisor
Late Quaternary Climate Variability and Terrestrial Carbon Cycling in Tropical South America
Kyrstin Fornace, Ph.D., 2016
Valier Galy, Co-advisor
Konrad Hughen, Co-advisor
Seasonal and Interannual Variability in the Hydrology and Geochemistry of an Outlet Glacier of the Greenland Ice Sheet
Benjamin Linhoff, Ph.D., 2016
Matthew Charette, Advisor
2015
Using Passive Samplers to Assess Bioavailability, Toxicity, and Reactivity of Hydrophobic Organic Chemicals (HOCS)
Alexandra Patricia Tcaciuc, Ph.D., 2015
Philip Gschwend, Advisor
A Magmatic Trigger for the Paleocene Eocene Thermal Maximum?
Andrea Dubin, Ph.D., 2015
Bernhard Peucker-Ehrenbrink, Advisor
Geochemistry of Deep-Sea Hydrothermal Vent Fluids from the Mid-Cayman Rise, Caribbean Sea
Jill Marie McDermott, Ph.D., 2015
Jeffrey Seewald, Co-advisor
Christopher German, Co-advisor
Testing the Ancient Marine Redox Record From Oxygenic Photosynthesis to Photic Zone Euxina
Katherine Lousie French, Ph.D., 2015
Roger Summons, Advisor
2014
Spatial and Temporal Dynamics of Biogeochemical Processes in the Fraser River, Canada: A Coupled Organic-Inorganic Perspective
Britta Voss, Ph.D., 2014
Bernhard Peucker-Ehrenbrink, Co-advisor
Timothy Eglinton, Co-adivsor
Heterogeneous Reservoirs in the Marine Carbon Cycle
Christopher L Follett, Ph.D., 2014
Daniel Rothman, Advisor
Temporal Variability in Chemical Cycling of the Subterranean Estuary and Associated Chemical Loading to the Coastal Ocean
Meagan Gonneea, Ph.D., 2014
Matthew Charette, Advisor
Transformations of Mercury in the Marine Water Column
Kathleen Munson, Ph.D., 2014
Carl Lamborg, Advisor
The Biogeochemistry of Marine Particulate Trace Metals
Daniel Ohnemus, Ph.D, 2014
Phoebe Lam, Advisor
2013
Natural and Synthetic Estrogens in Wastewater Treatment Plant Effluent and the Coastal Ocean
David Griffith, Ph.D., 2013
Philip Gschwend, Advisor
The Marine Biogeochemistry of Dissolved and Colloidal Iron
Jessica Fitzsimmons, Ph.D., 2013
Ed Boyle, Advisor
Variations in Coral Reef Net Community Calcification and Aragonite Saturation State on Local and Global Scales
Whitney Bernstein, Ph.D., 2013
Konrad Hughen, Advisor
Urea and Nickel Utilization in Marine Cyanobacteria as Evaluated by Incubation, Proteomic, and Uptake Techniques
Tyler Goepfert, S.M., 2013
Mak Saito, Advisor
Evolution of Anthropogenic Pb and Pb isotopes in the Deep North Atlantic Ocean and the Indian Ocean
Jong-Mi Lee, Ph.D., 2013
Ed Boyle, Advisor
Marine Microbial Intact Polar Diacylglyceroplipids and their Application in the Study of Nutrient Stress and Bacterial Production
Kimberly Popendorf, Ph.D., 2013
Benjamin Van Mooy, Advisor
Distribution of Thiols in the Northwest Atlantic Ocean
Tristan Kading, S.M., 2013
Carl Lamborg, Advisor
Advances in Measurements of Particle Cycling and Fluxes in the Ocean
Stephanie Owens, Ph.D, 2013
Ken Buesseler, Advisor
Nitrogen Cycling in Oxygen Deficient Zones : Insights from δ15N and δ18O of Nitrite and Nitrate
Carolyn Buchwald, Ph.D., 2013
Mak Saito & Karen Casciotti, Advisors
2012
Influences on the Oceanic Biogeochemical Cycling of the Hybrid-Type Metals: Cobalt, Iron, and Mangaese
Abigail Noble, Ph.D., 2012
Mak Saito, Advisor
Comprehensive Study of a Heavy Fuel Oil Spill: Modeling and Analytical Approaches to Understanding Environmental Weathering
Karin Lemkau, Ph.D., 2012
Christopher Reddy, Advisor
Insights Into Vitamin B12 Production, Use, and Acquisition by Marine Microbes
Erin Bertrand, Ph.D., 2012
Mak Saito, Advisor
2011
Marine Particle Dynamics: Sinking Velocities, Size Distributions, Fluxes, and Microbial Degradation Rates
Andrew McDonnell, Ph.D., 2011
Ken Buesseler, Advisor
Lipid Biomarkers of Coral Stress: Calibration and Exploration
Jessie Kneeland, Ph.D., 2011
Konrad Hughen, Advisor
The Biogeochemistry of Marine Nitrous Oxide
Caitlin Frame, Ph.D., 2011
Karen Cascioti, Advisor
Interactions of Cadmium, Zinc, and Phosphorus in Marine Synechococcus: Field Uptake, Physiological and Proteomic Studies
Alysia Cox, Ph.D., 2011
Mak Saito, Advisor
2010
Molecular Biogeochemistry of Modern and Ancient Marine Microbes
Jacob R. Waldbauer, Ph.D., 2010
Sallie Chisholm and Roger Summons, Advisors
Exploring the Distribution and Physiological Roles of Bacterial Membrane Lipids in the Marine Environment
James P. Sáenz, Ph.D., 2010
Roger Summons and Timothy Eglinton, Advisors
Geomicrobiology of Nitrogen in a Coastal Aquifer: Isotopic and Molecular Methods to Examine Nitrification and Denitrification in Groundwater
Daniel R. Rogers, Ph.D., 2010
Karen Casciotti, Advisor
Laboratory and Field-Based Investigations of Subsurface Geochemical Processes in Seafloor Hydrothermal Systems
Eoghan Reeves, Ph.D., 2010
Jeffrey Seewald, Advisor
Microbial Interactions Associated with Biofilms Attached to Trichodesmium spp. and Detrial Particles in the Ocean
Laura Hmelo, Ph.D., 2010
Benjamin Van Mooy, Advisor
Understanding the Ocean Carbon and Sulfur Cycles in the Context of a Variable Ocean: A Study of Anthropogenic Carbon Storage and Dimethysulfide Production in the Atlantic Ocean
Naomi M. Levine, Ph.D., 2010
Scott Doney and Dierdre Toole, Advisors
2009
Surface-Cycling of Rhenium and Its Isotopes
Christian Miller, Ph.D., 2009
Bernhard Peucker-Ehrenbrink, Advisor
Geochemical Tracers of Processes Affecting the Formation of Seafloor Hydrothermal Fluids and Deposits in the Manus Back-Arc Basin
Paul Craddock, Ph.D., 2009
Margaret Tivey and Wolfgang Bach, Advisors
Carbon Nanotube Synthesis and Detection: Limiting the Environmental Impact of Novel Technologies
Desirée Plata, Ph.D., 2009
Philip Gschwend and Christopher Reddy, Advisors
Halogenated1'-methyl-1,2'-bipyrroles (MBPs) in the Northwestern Atlantic
Kristen Pangallo, Ph.D., 2009
Christopher Reddy, Advisor