Junichiro Ohta

2.0k citations
38 papers · 1.4k · 1 hit paper · h-index 17

Impact in

Papers in

Co-authors
Yasuhiro Kato (31 shared papers)Kentaro Nakamura (26 shared papers)Koichiro Fujinaga (20 shared papers)Yutaro Takaya (12 shared papers)Kazutaka Yasukawa (26 shared papers)Hikaru Iwamori (4 shared papers)Takuya Nakashima (1 shared paper)Koichi Iijima (9 shared papers)
Journals
CORROSION (5 papers)Ore Geology Reviews (4 papers)Scientific Reports (4 papers)Geochemistry Geophysics Geosystems (3 papers)Paleoceanography and Paleoclimatology (2 papers)
Partner nations
JapanUnited StatesIndonesia

In The Last Decade

Junichiro Ohta

37 papers receiving 1.3k citations

Junichiro Ohta's Hit Papers

Deep-sea mud in the Pacific Ocean as a potential resource for rare-earth elements 2011 · 473 citations
4730+5+10Years since publication100200300400
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if any of the following hold:

  • it has ≥500 total citations;
  • it reaches ≥1.5× the top-1% citation threshold for papers in the same subfield and year (the threshold is the minimum needed to enter the top 1%, not the average within it);
  • it reaches the top citation threshold in at least one of its specific research topics.
  1. 2011 Nature Geoscience

Peers

Junichiro Ohta
Comparison fields: 5 of 89
  • Geochemistry and Petrology 918
  • Paleontology 356
  • Geophysics 508
  • Atmospheric Science 296
  • Metals and Alloys 39
Replace Yutaro Takaya with:
Yutaro Takaya Japan
Koichiro Fujinaga Japan
David J. Wronkiewicz United States
Andrea Agangi South Africa
Xiguang Deng China
Monika Hanesch Austria
Niels Jöns Germany
W. A. Elders United States
Malcolm P. Roberts Australia
Keewook Yi South Korea
Junichiro Ohta relative to Yutaro Takaya Japan Yutaro Takaya's profile →
Citations per field
00.5×2×4×6×7.8×
Yutaro Takaya · 1×
Citations per year

Countries citing papers authored by Junichiro Ohta

Since Specialization
Citations

This map shows the geographic impact of Junichiro Ohta's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Junichiro Ohta with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Junichiro Ohta more than expected).

Fields of papers citing papers by Junichiro Ohta

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Junichiro Ohta. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Junichiro Ohta. The network helps show where Junichiro Ohta may publish in the future.

Co-authors

The 25 scholars most cited alongside Junichiro Ohta, linked wherever they have co-authored with each other. Click a name or a connecting line to browse the papers they share.

Border = papers with Junichiro Ohta Line = papers co-authored together Junichiro Ohta links everyone, so they are left out of the graph.

All Works

20 of 20 papers shown

Showing the 20 most-cited of 38 papers — load more, or switch the sort, to bring in the rest.

#Work
1
Deep-sea mud in the Pacific Ocean as a potential resource for rare-earth elements
Nature Geoscience ·Yasuhiro Kato, Koichiro Fujinaga, Kentaro Nakamura, Yutaro Takaya, Kenichi Kitamura, Junichiro Ohta, Ryuichi Toda, Takuya Nakashima, Hikaru Iwamori
Hit paper breakdown →		2011473
2
The tremendous potential of deep-sea mud as a source of rare-earth elements
Scientific Reports ·Yutaro Takaya, Kazutaka Yasukawa, Takehiro Kawasaki, Koichiro Fujinaga, Junichiro Ohta, Yoichi Usui, Kentaro Nakamura, Jun‐Ichi Kimura, Qing Chang, Morihisa Hamada, Gjergj Dodbiba, Tatsuo Nozaki, Koichi Iijima, Tomohiro Morisawa, Takuma Kuwahara, Yasuyuki Ishida, Takao Ichimura, Masaki Kitazume, Toyohisa Fujita, Yasuhiro Kato
2018176
3
Discovery of extremely REY-rich mud in the western North Pacific Ocean
GEOCHEMICAL JOURNAL ·Koichi Iijima, Kazutaka Yasukawa, Koichiro Fujinaga, Kentaro Nakamura, Shiki Machida, Yutaro Takaya, Junichiro Ohta, Satoru Haraguchi, Yoshiro Nishio, Yoichi Usui, Tatsuo Nozaki, Toshitsugu Yamazaki, Yuji Ichiyama, Akira Ijiri, Fumio Inagaki, Hideaki Machiyama, Katsuhiko Suzuki, Yasuhiro Kato, (unknown)
201680
4
Statistic and Isotopic Characterization of Deep‐Sea Sediments in the Western North Pacific Ocean: Implications for Genesis of the Sediment Extremely Enriched in Rare Earth Elements
Geochemistry Geophysics Geosystems ·Kazutaka Yasukawa, Junichiro Ohta, Takashi Miyazaki, Bogdan Stefanov Vaglarov, Qing Chang, Kenta Ueki, Chiaki Toyama, Jun‐Ichi Kimura, Erika Tanaka, Kentaro Nakamura, Koichiro Fujinaga, Koichi Iijima, Hikaru Iwamori, Yasuhiro Kato
201964
5
Rare-earth, major, and trace element geochemistry of deep-sea sediments in the Indian Ocean: Implications for the potential distribution of REY-rich mud in the Indian Ocean
GEOCHEMICAL JOURNAL ·Kazutaka Yasukawa, Kentaro Nakamura, Koichiro Fujinaga, Shiki Machida, Junichiro Ohta, Yutaro Takaya, Yasuhiro Kato
201562
6
Geological factors responsible for REY-rich mud in the western North Pacific Ocean: Implications from mineralogy and grain size distributions
GEOCHEMICAL JOURNAL ·Junichiro Ohta, Kazutaka Yasukawa, Shiki Machida, Koichiro Fujinaga, Kentaro Nakamura, Yutaro Takaya, Koichi Iijima, Katsuhiko Suzuki, Yasuhiro Kato
201655
7
Geochemical features of Fe-Mn micronodules in deep-sea sediments of the western North Pacific Ocean: Potential for co-product metal extraction from REY-rich mud
Ore Geology Reviews ·Kazutaka Yasukawa, Satoshi Kino, Keishiro Azami, Erika Tanaka, Kazuhide Mimura, Junichiro Ohta, Koichiro Fujinaga, Kentaro Nakamura, Yasuhiro Kato
202045
8
A new and prospective resource for scandium: Evidence from the geochemistry of deep-sea sediment in the western North Pacific Ocean
Ore Geology Reviews ·Kazutaka Yasukawa, Junichiro Ohta, Kazuhide Mimura, Erika Tanaka, Yutaro Takaya, Yoichi Usui, Koichiro Fujinaga, Shiki Machida, Tatsuo Nozaki, Koichi Iijima, Kentaro Nakamura, Yasuhiro Kato
201844
9
Fish proliferation and rare-earth deposition by topographically induced upwelling at the late Eocene cooling event
Scientific Reports ·Junichiro Ohta, Kazutaka Yasukawa, Tatsuo Nozaki, Yutaro Takaya, Kazuhide Mimura, Koichiro Fujinaga, Kentaro Nakamura, Yoichi Usui, Jun‐Ichi Kimura, Qing Chang, Yasuhiro Kato
202041
10
Geological features and resource potential of deep-sea mud highly enriched in rare-earth elements in the Central Pacific Basin and the Penrhyn Basin
Ore Geology Reviews ·Junichiro Ohta, Kazutaka Yasukawa, Kentaro Nakamura, Koichiro Fujinaga, Koichi Iijima, Yasuhiro Kato
202135
11
Significant impacts of pelagic clay on average chemical composition of subducting sediments: New insights from discovery of extremely rare-earth elements and yttrium-rich mud at Ocean Drilling Program Site 1149 in the western North Pacific Ocean
Journal of Asian Earth Sciences ·Kazuhide Mimura, Kentaro Nakamura, Kazutaka Yasukawa, Shiki Machida, Junichiro Ohta, Koichiro Fujinaga, Yasuhiro Kato
201931
12
Chemostratigraphic Correlations of Deep-Sea Sediments in the Western North Pacific Ocean: A New Constraint on the Distribution of Mud Highly Enriched in Rare-Earth Elements
Minerals ·Erika Tanaka, Kentaro Nakamura, Kazutaka Yasukawa, Kazuhide Mimura, Koichiro Fujinaga, Junichiro Ohta, Koichi Iijima, Tatsuo Nozaki, Shiki Machida, Yasuhiro Kato
202028
13
Essential processes involving REE-enrichment in biogenic apatite in deep-sea sediment decoded via multivariate statistical analyses
Chemical Geology ·Kazutaka Yasukawa, Junichiro Ohta, Morihisa Hamada, Qing Chang, Hitomi Nakamura, Kana Ashida, Yutaro Takaya, Kentaro Nakamura, Hikaru Iwamori, Yasuhiro Kato
202221
14
Corrosion Behavior of High-Purity Fe-Cr-Ni Alloys in the Transpassive Condition
CORROSION ·Masami Mayuzumi, Junichiro Ohta, Kenji Kako
200019
15
Rare‐Earth Elements in Deep‐Sea Sediments in the South Pacific Gyre: Source Materials and Resource Potentials
Geochemistry Geophysics Geosystems ·Erika Tanaka, Kazuhide Mimura, Kentaro Nakamura, Junichiro Ohta, Kazutaka Yasukawa, Yasuhiro Kato
202317
16
Effects of Cold Work, Sensitization Treatment, and the Combination on Corrosion Behavior of Stainless Steels in Nitric Acid
CORROSION ·Masami Mayuzumi, Junichiro Ohta, Taku Arai
199817
17
Stratigraphic Variations of Fe–Mn Micronodules and Implications for the Formation of Extremely REY-Rich Mud in the Western North Pacific Ocean
Minerals ·Kazutaka Yasukawa, Satoshi Kino, Junichiro Ohta, Keishiro Azami, Erika Tanaka, Kazuhide Mimura, Koichiro Fujinaga, Kentaro Nakamura, Yasuhiro Kato
202116
18
A Miocene impact ejecta layer in the pelagic Pacific Ocean
Scientific Reports ·Tatsuo Nozaki, Junichiro Ohta, T. Noguchi, Honami Sato, Akira Ishikawa, Yutaro Takaya, Jun‐Ichi Kimura, Qing Chang, Kazuhiko Shimada, Jun-ichiro Ishibashi, Kazutaka Yasukawa, Katsunori Kimoto, Koichi Iijima, Yasuhiro Kato
201914
19
Enhanced continental chemical weathering during the multiple early Eocene hyperthermals: New constraints from the southern Indian Ocean
Geochimica et Cosmochimica Acta ·Erika Tanaka, Kazutaka Yasukawa, Junichiro Ohta, Yasuhiro Kato
202214
20
Secular Variations in Provenance of Sedimentary Components in the Western North Pacific Ocean Constrained by Sr Isotopic Features of Deep‐Sea Sediments
Geochemistry Geophysics Geosystems ·Erika Tanaka, Kazutaka Yasukawa, Kentaro Nakamura, Junichiro Ohta, Takashi Miyazaki, Bogdan Stefanov Vaglarov, Shiki Machida, Koichiro Fujinaga, Hikaru Iwamori, Yasuhiro Kato
202211

About Junichiro Ohta

Junichiro Ohta is a scholar working on Geochemistry and Petrology, Atmospheric Science, Geophysics, Paleontology and Environmental Chemistry, having authored 38 papers that have together received 1.4k indexed citations. Recurring topics across this work include Geochemistry and Elemental Analysis (24 papers), Geology and Paleoclimatology Research (14 papers), Geological and Geochemical Analysis (10 papers), Paleontology and Stratigraphy of Fossils (6 papers), Extraction and Separation Processes (6 papers), Methane Hydrates and Related Phenomena (6 papers), Geochemistry and Geologic Mapping (5 papers) and Radioactive element chemistry and processing (5 papers). The work is most often cited by research in Geochemistry and Petrology (918 citations), Paleontology (356 citations), Geophysics (508 citations), Atmospheric Science (296 citations) and Metals and Alloys (39 citations). Junichiro Ohta has collaborated with scholars based in Japan, United States and Indonesia. Frequent co-authors include Yasuhiro Kato, Kentaro Nakamura, Koichiro Fujinaga, Yutaro Takaya, Kazutaka Yasukawa, Hikaru Iwamori, Takuya Nakashima, Koichi Iijima, Shiki Machida and Tatsuo Nozaki. Their work appears in journals such as CORROSION, Ore Geology Reviews, Scientific Reports, Geochemistry Geophysics Geosystems and Paleoceanography and Paleoclimatology.

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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