D-Index & Metrics Best Publications

D-Index & Metrics D-index (Discipline H-index) only includes papers and citation values for an examined discipline in contrast to General H-index which accounts for publications across all disciplines.

Discipline name D-index D-index (Discipline H-index) only includes papers and citation values for an examined discipline in contrast to General H-index which accounts for publications across all disciplines. Citations Publications World Ranking National Ranking
Earth Science D-index 36 Citations 6,980 141 World Ranking 4332 National Ranking 106

Overview

What is he best known for?

The fields of study he is best known for:

  • Organic chemistry
  • Carbon dioxide
  • Ecology

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 most cited work include:

  • Lacustrine organic geochemistry—an overview of indicators of organic matter sources and diagenesis in lake sediments (1259 citations)
  • J. Anal. Appl. Pyrolysis (375 citations)
  • Organic Matter Accumulation Records in Lake Sediments (128 citations)

What are the main themes of his work throughout his whole career to date?

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.

He most often published in these fields:

  • Environmental chemistry (43.48%)
  • Sediment (24.22%)
  • Organic matter (19.88%)

What were the highlights of his more recent work (between 1998-2014)?

  • Environmental chemistry (43.48%)
  • Total organic carbon (13.66%)
  • Oceanography (14.91%)

In recent papers he was focusing on the following fields of study:

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.

Between 1998 and 2014, his most popular works were:

  • Source identification of Malaysian atmospheric polycyclic aromatic hydrocarbons nearby forest fires using molecular and isotopic compositions (107 citations)
  • Molecular-isotopic stratigraphy of long-chain n-alkanes in Lake Baikal Holocene and glacial age sediments (86 citations)
  • Spike of pyrosynthetic polycyclic aromatic hydrocarbons associated with an abrupt decrease in δ13C of a terrestrial biomarker at the Cretaceous-Tertiary boundary at Caravaca, Spain (85 citations)

In his most recent research, the most cited papers focused on:

  • Organic chemistry
  • Carbon dioxide
  • Ecology

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.

This overview was generated by a machine learning system which analysed the scientist’s body of work. If you have any feedback, you can contact us here.

Best Publications

Lacustrine organic geochemistry—an overview of indicators of organic matter sources and diagenesis in lake sediments

Philip A. Meyers;Ryoshi Ishiwatari.
Organic Geochemistry (1993)

2055 Citations

J. Anal. Appl. Pyrolysis

M. Ishiwatari;R. Ishiwatari;H. Sakashita;T. Tatsumi.
Journal of Analytical and Applied Pyrolysis (1995)

574 Citations

Organic Matter Accumulation Records in Lake Sediments

P. A. Meyers;R. Ishiwatari.
(1995)

216 Citations

Linear alkylbenzenes in urban riverine environments in Tokyo: distribution, source, and behavior

Hideshige. Takada;Ryoshi. Ishiwatari.
Environmental Science & Technology (1987)

205 Citations

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)

198 Citations

Latest Paleocene benthic foraminiferal extinction and environmental changes at Tawanui, New Zealand

Kunio Kaiho;Tetsuya Arinobu;Ryoshi Ishiwatari;Hugh E. G. Morgans.
Paleoceanography (1996)

197 Citations

The Early Diagenesis of Organic Matter in Lacustrine Sediments

Philip A. Meyers;Ryoshi Ishiwatari.
(1993)

194 Citations

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)

162 Citations

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)

158 Citations

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)

148 Citations

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