What is he best known for?
The fields of study he is best known for:
- Basalt
- Mineral
- Sedimentary rock
His primary areas of investigation include Geochemistry, Impact structure, Impact crater, Mineralogy and Sedimentary rock.
The Geochemistry study combines topics in areas such as Shear zone, Plagioclase and Geomorphology.
His studies in Impact structure integrate themes in fields like Vein, Gneiss, Stishovite and Archean.
His Impact crater research is multidisciplinary, relying on both Fault, Paleontology, Tectonics, Breccia and Mesozoic.
His work on Calcite as part of general Mineralogy study is frequently connected to Silicate, therefore bridging the gap between diverse disciplines of science and establishing a new relationship between them.
He combines subjects such as Biozone, Felsic, Diachronous, Provenance and Basement with his study of Sedimentary rock.
His most cited work include:
- Volatile and organic compositions of sedimentary rocks in Yellowknife Bay, Gale crater, Mars. (250 citations)
- Frictional melting processes and products in geological materials: introduction and discussion (170 citations)
- Artificial generation of pseudotachylyte using friction welding apparatus: simulation of melting on a fault plane (142 citations)
What are the main themes of his work throughout his whole career to date?
His main research concerns Geochemistry, Impact structure, Impact crater, Mineralogy and Mars Exploration Program.
His Geochemistry research integrates issues from Plagioclase and Meteorite.
John G. Spray interconnects Gneiss, Paleontology, Quartz, Zircon and Shock metamorphism in the investigation of issues within Impact structure.
His Geomorphology research extends to Impact crater, which is thematically connected.
As part of the same scientific family, John G. Spray usually focuses on Mineralogy, concentrating on Basalt and intersecting with Martian.
His work deals with themes such as Igneous rock, Lithology and Clastic rock, which intersect with Breccia.
He most often published in these fields:
- Geochemistry (44.15%)
- Impact structure (22.87%)
- Impact crater (19.15%)
What were the highlights of his more recent work (between 2013-2021)?
- Geochemistry (44.15%)
- Mars Exploration Program (15.96%)
- Gale crater (7.98%)
In recent papers he was focusing on the following fields of study:
John G. Spray focuses on Geochemistry, Mars Exploration Program, Gale crater, Impact crater and Impact structure.
John G. Spray is interested in Diagenesis, which is a branch of Geochemistry.
His biological study spans a wide range of topics, including Sedimentary rock, Mineralogy, Drilling and Regolith.
His research in Mineralogy intersects with topics in Rocknest, Particle-induced X-ray emission, Solid rock and Sample Analysis at Mars.
He has researched Impact crater in several fields, including Seismology, Basalt, Petrology, Component and Meridiani Planum.
His research on Impact structure also deals with topics like
- Zircon which intersects with area such as Geochronology,
- Breccia, which have a strong connection to Clastic rock.
Between 2013 and 2021, his most popular works were:
- Volatile and organic compositions of sedimentary rocks in Yellowknife Bay, Gale crater, Mars. (250 citations)
- Mineralogy, provenance, and diagenesis of a potassic basaltic sandstone on Mars: CheMin X-ray diffraction of the Windjana sample (Kimberley area, Gale Crater) (96 citations)
- APXS-derived chemistry of the Bagnold dune sands: Comparisons with Gale crater soils and the global martian average (41 citations)
In his most recent research, the most cited papers focused on:
- Basalt
- Mineral
- Igneous rock
Geochemistry, Mars Exploration Program, Impact structure, Impact crater and Diagenesis are his primary areas of study.
John G. Spray mostly deals with Basalt in his studies of Geochemistry.
His Impact structure research is multidisciplinary, incorporating elements of Clastic rock, Petrology, Breccia and Zircon.
John G. Spray has included themes like Sedimentary rock and Astrobiology in his Breccia study.
His Impact crater study combines topics in areas such as Aeolian processes, Mafic and Meridiani Planum.
The various areas that he examines in his Diagenesis study include Sulfate, Vein, Meteorite and Exploration of Mars.
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