John E. Barrett focuses on Soil water, Ecology, Ecosystem, Event Horizon Telescope and Supermassive black hole. His study focuses on the intersection of Soil water and fields such as Polar desert with connections in the field of Atmospheric sciences and Katabatic wind. His Ecosystem research includes elements of Soil organic matter, Soil biodiversity, Permafrost, Biomass and Aquatic ecosystem.
He is researching Event Horizon Telescope as part of the investigation of Event horizon and Astrophysics. His research in Event horizon focuses on subjects like Rotating black hole, which are connected to Galaxy and Compact star. His Supermassive black hole research includes themes of Millimeter and Interferometry.
John E. Barrett mostly deals with Ecology, Soil water, Ecosystem, Event Horizon Telescope and Polar desert. His study in Biodiversity, Community structure, Species richness, Biomass and Abundance falls under the purview of Ecology. He specializes in Soil water, namely Soil organic matter.
He has researched Soil organic matter in several fields, including Soil carbon, Mineralization, Soil respiration, Soil pH and Environmental chemistry. His Ecosystem research is multidisciplinary, relying on both Soil biodiversity, Soil biology, Aquatic ecosystem and Nutrient. Supermassive black hole, Astrophysics, Event horizon and Black hole are the main areas of his Event Horizon Telescope studies.
John E. Barrett spends much of his time researching Event Horizon Telescope, Ecology, Astrophysics, Very-long-baseline interferometry and Ecosystem. He interconnects Active galactic nucleus and Interferometry in the investigation of issues within Event Horizon Telescope. His work in Astrophysics covers topics such as Brightness which are related to areas like Position angle.
The various areas that he examines in his Ecosystem study include Soil water and Disturbance. His Soil water research incorporates themes from Organic matter, Nitrification, Temperate forest, Temperate climate and Environmental chemistry. His Event horizon study incorporates themes from Compact star and Galactic Center.
His primary areas of investigation include Event Horizon Telescope, Astrophysics, Supermassive black hole, Event horizon and Black hole. The study incorporates disciplines such as Galactic Center and Very-long-baseline interferometry in addition to Event Horizon Telescope. John E. Barrett is studying Galaxy, which is a component of Astrophysics.
His study explores the link between Supermassive black hole and topics such as Interferometry that cross with problems in Remote sensing, Radio galaxy, Amplitude and Quasar. His Event horizon research integrates issues from Compact star and Rotating black hole. His Black hole research is multidisciplinary, incorporating perspectives in Gravitation and Gravitational wave.
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First M87 Event Horizon Telescope Results. I. The Shadow of the Supermassive Black Hole
Kazunori Akiyama;Antxon Alberdi;Walter Alef.
The Astrophysical Journal (2019)
First M87 Event Horizon Telescope Results. IV. Imaging the Central Supermassive Black Hole
Kazunori Akiyama;Antxon Alberdi;Walter Alef.
The Astrophysical Journal (2019)
First M87 Event Horizon Telescope Results. V. Physical Origin of the Asymmetric Ring
Kazunori Akiyama;Antxon Alberdi;Walter Alef.
The Astrophysical Journal (2019)
First M87 Event Horizon Telescope Results. VI. The Shadow and Mass of the Central Black Hole
Kazunori Akiyama;Antxon Alberdi;Walter Alef.
The Astrophysical Journal (2019)
On the rocks: the microbiology of Antarctic Dry Valley soils.
S. Craig Cary;S. Craig Cary;Ian R. McDonald;John E. Barrett;Don A. Cowan.
Nature Reviews Microbiology (2010)
First M87 Event Horizon Telescope Results. II. Array and Instrumentation
Kazunori Akiyama;Antxon Alberdi;Walter Alef.
The Astrophysical Journal (2019)
Improved Upper Limit on the Neutrino Mass from a Direct Kinematic Method by KATRIN
M. Aker;K. Altenmüller;M. Arenz;M. Babutzka.
Physical Review Letters (2019)
First M87 Event Horizon Telescope Results. III. Data Processing and Calibration
Kazunori Akiyama;Antxon Alberdi;Walter Alef.
The Astrophysical Journal (2019)
Potential nitrogen immobilization in grassland soils across a soil organic matter gradient
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Soil Biology & Biochemistry (2000)
Microbial community composition in soils of Northern Victoria Land, Antarctica.
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Environmental Microbiology (2008)
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