David Johnston

Affiliation: Harvard University
Address: []
Orcid: 0000-0002-2487-1084

Project: Collaborative Research: The Role of Iron-oxidizing Bacteria in the Sedimentary Iron Cycle: Ecological, Physiological and Biogeochemical Implications (1 datasets)

DatasetLatest Version DateCurrent State
Laboratory experiment data describing oxygen consumption of two strains of Mariprofundus ferrooxydans at two oxygen concentrations and one temperature (Sedimentary Iron Cycle project)

Role: Co-Principal Investigator

2016-06-29Final no updates expected

Project: Clumped Oxygen Isotope Signature of Marine Dissolved Oxygen (2 datasets)

DatasetLatest Version DateCurrent State
Triple oxygen isotopes of respiration and photo-oxidation of DOC

Role: Principal Investigator

2024-03-27Final no updates expected
The influence of reactive oxygen species on "‘respiration" isotope effect

Role: Principal Investigator

2024-03-28Final no updates expected

Project: Collaborative Research: Development of a novel way for understanding ancient Earth atmospheres and marine sulfate using the stable isotope of Oxygen (17O) in marine barite. (1 datasets)

DatasetLatest Version DateCurrent State
Sulfate triple oxygen isotope signatures in Messinian evaporite and barite from cores collected

Role: Principal Investigator

2025-08-07Final no updates expected
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Funded by the U.S. National Science Foundation