His primary areas of investigation include Environmental chemistry, Organic matter, Sediment, Total organic carbon and Oceanography. His Environmental chemistry research incorporates themes from Soot, Combustion, Organic chemistry, Ecology and Alkylbenzenes. His Organic matter study combines topics in areas such as Biota and Diagenesis.
His biological study spans a wide range of topics, including Bay, Pollution and Isotopes of carbon. His Total organic carbon research is multidisciplinary, relying on both Geochemistry, Benthic zone, δ13C and Plankton. He has researched Oceanography in several fields, including Glacial period and δ18O.
His primary scientific interests are in Environmental chemistry, Sediment, Organic matter, Organic chemistry and Oceanography. He specializes in Environmental chemistry, namely Total organic carbon. His Total organic carbon research incorporates elements of δ13C and Sulfur.
His studies in Sediment integrate themes in fields like Hydrology, Saponification, Water column and Botany. His work on Sedimentary organic matter as part of general Organic matter study is frequently connected to Eutrophication, therefore bridging the gap between diverse disciplines of science and establishing a new relationship between them. The Oceanography study combines topics in areas such as Glacial period and Geochemistry.
Ryoshi Ishiwatari mostly deals with Environmental chemistry, Total organic carbon, Oceanography, Sediment and Carbon. Ryoshi Ishiwatari interconnects Chemical decomposition, δ13C and Perylene in the investigation of issues within Environmental chemistry. The concepts of his Total organic carbon study are interwoven with issues in Diatom, Organic matter, Mineralogy and Sulfur.
Ryoshi Ishiwatari combines subjects such as Glacial period, Pleistocene and Geochemistry with his study of Oceanography. The various areas that Ryoshi Ishiwatari examines in his Sediment study include Bay and Isotopes of carbon. In his study, which falls under the umbrella issue of Carbon, Terpenoid, Phytol, Decomposition and Fractionation is strongly linked to Pristane.
Ryoshi Ishiwatari spends much of his time researching Oceanography, Total organic carbon, Glacial period, Environmental chemistry and δ13C. His Oceanography research is multidisciplinary, incorporating perspectives in Carbon and δ18O. His Total organic carbon research includes themes of Diatom, Geochemistry, Sediment and Organic matter.
Ryoshi Ishiwatari has included themes like Pleistocene, Quaternary, Paleoclimatology and Holocene in his Glacial period study. His Environmental chemistry research focuses on Cutin and how it relates to Sedimentary organic matter. His δ13C research includes elements of Ecology, Cretaceous, Pyrene, Fold and Perylene.
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Lacustrine organic geochemistry—an overview of indicators of organic matter sources and diagenesis in lake sediments
Philip A. Meyers;Ryoshi Ishiwatari.
Organic Geochemistry (1993)
J. Anal. Appl. Pyrolysis
M. Ishiwatari;R. Ishiwatari;H. Sakashita;T. Tatsumi.
Journal of Analytical and Applied Pyrolysis (1995)
Organic Matter Accumulation Records in Lake Sediments
P. A. Meyers;R. Ishiwatari.
Linear alkylbenzenes in urban riverine environments in Tokyo: distribution, source, and behavior
Hideshige. Takada;Ryoshi. Ishiwatari.
Environmental Science & Technology (1987)
Biodegradation experiments of linear alkylbenzenes (LABs): isomeric composition of C12 LABs as an indicator of the degree of LAB degradation in the aquatic environment.
Hideshige Takada;Ryoshi Ishiwatari.
Environmental Science & Technology (1990)
Latest Paleocene benthic foraminiferal extinction and environmental changes at Tawanui, New Zealand
Kunio Kaiho;Tetsuya Arinobu;Ryoshi Ishiwatari;Hugh E. G. Morgans.
The Early Diagenesis of Organic Matter in Lacustrine Sediments
Philip A. Meyers;Ryoshi Ishiwatari.
Source identification of Malaysian atmospheric polycyclic aromatic hydrocarbons nearby forest fires using molecular and isotopic compositions
Tomoaki Okuda;Hidetoshi Kumata;Mohamad Pauzi Zakaria;Hiroshi Naraoka.
Atmospheric Environment (2002)
Diagenetic changes of lignin compounds in a more than 0.6 million-year-old lacustrine sediment (Lake Biwa, Japan)
Ryoshi Ishiwatari;Minoru Uzaki.
Geochimica et Cosmochimica Acta (1987)
Molecular-isotopic stratigraphy of long-chain n-alkanes in Lake Baikal Holocene and glacial age sediments
David Brincat;Keita Yamada;Ryoshi Ishiwatari;Hitoshi Uemura.
Organic Geochemistry (2000)
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