Search Results - "Zeller, Mary A."

Hydrodecarboxylation of Carboxylic and Malonic Acid Derivatives via Organic Photoredox Catalysis: Substrate Scope and Mechanistic Insight by Griffin, Jeremy D, Zeller, Mary A, Nicewicz, David A

“…A direct, catalytic hydrodecarboxylation of primary, secondary, and tertiary carboxylic acids is reported. The catalytic system consists of a Fukuzumi…”
Get full text

Butyrolactone Synthesis via Polar Radical Crossover Cycloaddition Reactions: Diastereoselective Syntheses of Methylenolactocin and Protolichesterinic Acid by Zeller, Mary A, Riener, Michelle, Nicewicz, David A

“…A direct catalytic synthesis of γ-butyrolactones from simple alkene and unsaturated acid starting materials is reported. The catalytic system consists of the…”
Get full text

The efficacy of Phoslock® in reducing internal phosphate loading varies with bottom water oxygenation by Zeller, Mary A., Alperin, Marc J.

“…•Phoslock® decreases iron-rich sediment-water P flux when bottom waters are anoxic.•Phoslock® does not decrease sediment-water P flux when bottom waters are…”
Get full text

The unique biogeochemical role of carbonate-associated organic matter in a subtropical seagrass meadow by Zeller, Mary A., Van Dam, Bryce R., Lopes, Christian, McKenna, Amy M., Osburn, Christopher L., Fourqurean, James W., Kominoski, John S., Böttcher, Michael Ernst

“…The particulate organic matter buried in carbonate-rich seagrass ecosystems is an important blue carbon reservoir. While carbonate sediments are affected by…”
Get full text

Overstated Potential for Seagrass Meadows to Mitigate Coastal Ocean Acidification by Van Dam, Bryce, Lopes, Christian, Zeller, Mary A., Ribas-Ribas, Mariana, Wang, Hongjie, Thomas, Helmuth

“…High allochthonous and autochthonous organic carbon subsidies in seagrass meadows enhance aerobic respiration (decreasing ΔDO%) but also stimulate anaerobic…”
Get full text

Carbonate-Associated Organic Matter Is a Detectable Dissolved Organic Matter Source in a Subtropical Seagrass Meadow by Zeller, Mary A., Van Dam, Bryce R., Lopes, Christian, Kominoski, John S.

“…Seagrasses can enhance carbonate sediment dissolution on diel timescales through oxidation of the rhizosphere and production of acidic exudates of dissolved…”
Get full text

Corrigendum: Overstated Potential for Seagrass Meadows to Mitigate Coastal Ocean Acidification by Van Dam, Bryce, Lopes, Christian, Zeller, Mary A., Ribas-Ribas, Mariana, Wang, Hongjie, Thomas, Helmuth

“…[...]the text also contained a few mistaken statements, related to our verbal description of Figures 1C,D. Following the removal of the ~1,000 erroneous ΔDO <0…”
Get full text

Bottom-trawling signals lost in sediment: A combined biogeochemical and modeling approach to early diagenesis in a perturbed coastal area of the southern Baltic Sea by Rooze, Jurjen, Zeller, Mary A., Gogina, Mayya, Roeser, Patricia, Kallmeyer, Jens, Schönke, Mischa, Radtke, Hagen, Böttcher, Michael Ernst

“…Trawl-fishing is broadly considered to be one of the most destructive anthropogenic activities toward benthic ecosystems. In this study, we examine the effects…”
Get full text

Benthic alkalinity fluxes from coastal sediments of the Baltic and North seas: comparing approaches and identifying knowledge gaps by Van Dam, Bryce, Lehmann, Nele, Zeller, Mary A, Neumann, Andreas, Pröfrock, Daniel, Lipka, Marko, Thomas, Helmuth, Böttcher, Michael Ernst

“…Benthic alkalinity production is often suggested as a major driver of net carbon sequestration in continental shelf ecosystems. However, information on and…”
Get full text

Calcification-driven CO2 emissions exceed "Blue Carbon" sequestration in a carbonate seagrass meadow by Van Dam, Bryce R, Zeller, Mary A, Lopes, Christian, Smyth, Ashley R, Böttcher, Michael E, Osburn, Christopher L, Zimmerman, Tristan, Pröfrock, Daniel, Fourqurean, James W, Thomas, Helmuth

“…Rigorous carbon accounting shows that calcification-driven CO 2 emissions can exceed seagrass “Blue Carbon” storage. Long-term “Blue Carbon” burial in seagrass…”
Get full text

A Multi-Tracer Study of Fresh Water Sources for a Temperate Urbanized Coastal Bay (Southern Baltic Sea) by von Ahn, Cátia Milene Ehlert, Scholten, Jan C., Malik, Christoph, Feldens, Peter, Liu, Bo, Dellwig, Olaf, Jenner, Anna-Kathrina, Papenmeier, Svenja, Schmiedinger, Iris, Zeller, Mary A., Böttcher, Michael Ernst

“…Terrestrial surface waters and submarine ground water discharge (SGD) act as a source of dissolved substances for coastal systems. Solute fluxes of SGD depend…”
Get full text

Room Temperature, Copper-Catalyzed Amination of Bromonaphthyridines with Aqueous Ammonia by Anderson, Cyrus A, Taylor, Phillip G, Zeller, Mary A, Zimmerman, Steven C

“…Room temperature, copper-catalyzed amination of amido-bromo-1,8-naphthyridines is reported. Use of Cu2O and aqueous ammonia at ambient temperature affords…”
Get full text

Calcification-driven CO 2 emissions exceed "Blue Carbon" sequestration in a carbonate seagrass meadow by Van Dam, Bryce R, Zeller, Mary A, Lopes, Christian, Smyth, Ashley R, Böttcher, Michael E, Osburn, Christopher L, Zimmerman, Tristan, Pröfrock, Daniel, Fourqurean, James W, Thomas, Helmuth

“…Long-term “Blue Carbon” burial in seagrass meadows is complicated by other carbon and alkalinity exchanges that shape net carbon sequestration. We measured a…”
Get full text

Application of organic photoredox catalysis in new reaction methodology: Synthesis of butyrolactones via polar radical crossover cycloaddition and hydrodecarboxylation of carboxylic acids by Zeller, Mary A

“…Synthesis of Butyrolactones via Polar Radical Crossover Cycloaddition: A direct catalytic synthesis of γ-butyrolactones from simple alkene and unsaturated acid…”
Get full text