What is he best known for?
The fields of study he is best known for:
- Ecology
- Oceanography
- Phytoplankton
John J. Cullen spends much of his time researching Phytoplankton, Oceanography, Photosynthesis, Botany and Plankton.
His Phytoplankton research incorporates elements of Chlorophyll, Atmospheric sciences, Irradiance, Algae and Chlorophyll a.
His Algae research focuses on Vertical mixing and how it relates to Ecology.
His Oceanography research is multidisciplinary, incorporating elements of Nutrient and Biogeochemical cycle.
His Photosynthesis research includes elements of Ozone and Ozone depletion.
His research investigates the connection between Botany and topics such as Thalassiosira pseudonana that intersect with problems in Biophysics and Photosystem II.
His most cited work include:
- Mesoscale iron enrichment experiments 1993-2005 : Synthesis and future directions (981 citations)
- The deep chlorophyll maximum comparing vertical profiles of chlorophyll a (653 citations)
- Autotrophic picoplankton in the tropical ocean. (417 citations)
What are the main themes of his work throughout his whole career to date?
John J. Cullen mainly focuses on Phytoplankton, Oceanography, Photosynthesis, Irradiance and Ecology.
His Phytoplankton research is multidisciplinary, incorporating perspectives in Algae, Chlorophyll, Upwelling and Chlorophyll a.
His studies in Oceanography integrate themes in fields like Ocean fertilization and Biogeochemical cycle.
His study in the field of Photoinhibition also crosses realms of Growth rate.
His Irradiance study combines topics in areas such as Fluorometer, Absorption and Atmospheric sciences.
In his research, Ozone layer is intimately related to Ozone depletion, which falls under the overarching field of Atmospheric sciences.
He most often published in these fields:
- Phytoplankton (40.44%)
- Oceanography (38.97%)
- Photosynthesis (17.65%)
What were the highlights of his more recent work (between 2005-2019)?
- Oceanography (38.97%)
- Phytoplankton (40.44%)
- Most probable number (3.68%)
In recent papers he was focusing on the following fields of study:
John J. Cullen mostly deals with Oceanography, Phytoplankton, Most probable number, Ocean fertilization and Remote sensing.
His biological study spans a wide range of topics, including Hydrology, Algal bloom and Biogeochemical cycle.
He has included themes like Photosynthesis, Chlorophyll and Environmental chemistry in his Phytoplankton study.
The study incorporates disciplines such as Radiation, Optics, Water column, Ozone layer and Ozone depletion in addition to Photosynthesis.
His Chlorophyll research integrates issues from Stratification, Deep chlorophyll maximum, Atmospheric sciences, Irradiance and Nutrient.
He has researched Ocean fertilization in several fields, including Climate change and Iron fertilization.
Between 2005 and 2019, his most popular works were:
- Mesoscale iron enrichment experiments 1993-2005 : Synthesis and future directions (981 citations)
- Subsurface Chlorophyll Maximum Layers: Enduring Enigma or Mystery Solved? (157 citations)
- Effects of Ultraviolet Radiation on the Photosynthesis Of Phytoplankton in The Vicinity Of Mcmurdo Station, Antarctica (60 citations)
In his most recent research, the most cited papers focused on:
- Ecology
- Oceanography
- Climate change
His main research concerns Phytoplankton, Oceanography, Ocean fertilization, Natural resource economics and Atmospheric sciences.
His Phytoplankton research incorporates themes from Plankton and Biogeochemistry.
His research integrates issues of High-Nutrient, low-chlorophyll, Carbon cycle and Earth science in his study of Plankton.
His Oceanography study combines topics from a wide range of disciplines, such as Marine ecosystem, Trophic level, Algal bloom and Nutrient.
His Ocean fertilization research is multidisciplinary, relying on both Climate change, Biogeochemical cycle and Iron fertilization.
As a part of the same scientific study, John J. Cullen usually deals with the Atmospheric sciences, concentrating on Sunlight and frequently concerns with Chlorophyll and Irradiance.
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