Akio Imai

7.9k total citations · 1 hit paper
187 papers, 6.3k citations indexed

About

Akio Imai is a scholar working on Oceanography, Environmental Chemistry and Industrial and Manufacturing Engineering. According to data from OpenAlex, Akio Imai has authored 187 papers receiving a total of 6.3k indexed citations (citations by other indexed papers that have themselves been cited), including 60 papers in Oceanography, 56 papers in Environmental Chemistry and 45 papers in Industrial and Manufacturing Engineering. Recurrent topics in Akio Imai's work include Marine and coastal ecosystems (59 papers), Aquatic Ecosystems and Phytoplankton Dynamics (44 papers) and Maritime Ports and Logistics (40 papers). Akio Imai is often cited by papers focused on Marine and coastal ecosystems (59 papers), Aquatic Ecosystems and Phytoplankton Dynamics (44 papers) and Maritime Ports and Logistics (40 papers). Akio Imai collaborates with scholars based in Japan, Greece and United States. Akio Imai's co-authors include Etsuko Nishimura, Stratos Papadimitriou, Kazuo Matsushige, Takehiko Fukushima, Koichi SHINTANI, Takashi Nagai, Weng Tat Chan, Kazuhiro Komatsu, Kwang‐Soon Choi and Xin Sun and has published in prestigious journals such as Environmental Science & Technology, PLoS ONE and The Science of The Total Environment.

In The Last Decade

Akio Imai

176 papers receiving 5.9k citations

Hit Papers

The dynamic berth allocation problem for a container port 2001 2026 2009 2017 2001 100 200 300 400
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. The dynamic berth allocation problem for a container port
    2001 432 citations Akio Imai et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
Akio Imai Japan 41 3.1k 1.6k 1.0k 821 731 187 6.3k
Jyri Seppälä Finland 38 663 0.2× 1.2k 0.7× 598 0.6× 1.3k 1.6× 646 0.9× 163 6.3k
Jonathan M. Cullen United Kingdom 36 467 0.1× 1.4k 0.9× 795 0.8× 107 0.1× 407 0.6× 100 4.9k
David Pennington Italy 31 329 0.1× 4.4k 2.8× 1.4k 1.4× 44 0.1× 393 0.5× 67 8.1k
Minoru Fujii Japan 38 1.0k 0.3× 1.5k 0.9× 380 0.4× 28 0.0× 333 0.5× 130 4.1k
Simone Bastianoni Italy 44 126 0.0× 3.7k 2.3× 649 0.6× 190 0.2× 489 0.7× 164 6.1k
Jinping Tian China 38 711 0.2× 736 0.5× 137 0.1× 35 0.0× 365 0.5× 112 3.3k
Marianne Thomsen Denmark 39 141 0.0× 537 0.3× 246 0.2× 224 0.3× 417 0.6× 147 5.5k
Bo Svensson Sweden 55 121 0.0× 927 0.6× 2.3k 2.3× 180 0.2× 1.5k 2.1× 188 8.4k
Adriana Del Borghi Italy 38 96 0.0× 661 0.4× 482 0.5× 125 0.2× 297 0.4× 176 5.3k
Kornelis Blok Netherlands 52 202 0.1× 2.6k 1.6× 814 0.8× 42 0.1× 193 0.3× 182 8.3k

Countries citing papers authored by Akio Imai

Since Specialization
Citations

This map shows the geographic impact of Akio Imai'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 Akio Imai with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Akio Imai more than expected).

Fields of papers citing papers by Akio Imai

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Akio Imai. 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 Akio Imai. The network helps show where Akio Imai may publish in the future.

Co-authorship network of co-authors of Akio Imai

This figure shows the co-authorship network connecting the top 25 collaborators of Akio Imai. A scholar is included among the top collaborators of Akio Imai based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Akio Imai. Akio Imai is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Imai, Akio, et al.. (2025). A hydrogen supply system utilizing PEMFC exhaust heat and modular metal hydride tanks for hydrogen-powered bicycles. Applied Energy. 401. 126760–126760. 1 indexed citations
2.
Komatsu, Kazuhiro, et al.. (2023). EFFECTS OF VARIOUS SOIL EXTRACT FRACTION TYPES ON THE GROWTH OF MARINE MICROALGAE. Journal of Sustainability Science and Management. 18(7). 166–184. 1 indexed citations
3.
SHINTANI, Koichi, et al.. (2012). EMPTY CONTAINER MANAGEMENT WITH THE VEHICLE ROUTING PROBLEM ON FOLDABLE CONTAINERS IN HINTERLAND TRANSPORT. Journal of Japan Society of Civil Engineers Ser D3 (Infrastructure Planning and Management). 68(5). I_841–I_849.
4.
5.
SHINTANI, Koichi & Akio Imai. (2011). EFFECTS OF RISING FUEL COSTS ON CONTAINER SHIPPING NETWORKS. Journal of Japan Society of Civil Engineers Ser D3 (Infrastructure Planning and Management). 67(3). 367–375. 1 indexed citations
6.
7.
Komatsu, Kazuhiro, Akio Imai, Kazuo Matsushige, Fumiko Watanabe Nara, & Nobuyuki Kawasaki. (2008). Characterization of Dissolved Organic Matter (DOM) in Lake Kasumigaura and Several DOM Sources Using Method of Three-Dimensional Excitation-Emission Matrix Fluorescence Spectra. Journal of Japan Society on Water Environment. 31(5). 261–267. 5 indexed citations
8.
Fukushima, Takehiko, et al.. (2005). Long-term Changes in Profile of Sediments and Nutrient Budget in Lakes Kasumigaura and Suwa. Journal of Japan Society on Water Environment. 28(5). 313–319. 6 indexed citations
9.
Imai, Akio, et al.. (2004). Synthesis of Quasicrystal Phases by Mechanical Alloying of Ti45＋XZr38－XNi17 (0 ≤ x ≤ 16) Powder Mixtures, and Their Hydrogen Storage Properties, Quasicrystals 2003 – Preparation, Properties and Applications. 805. 351–356. 2 indexed citations
10.
Amano, Koji, et al.. (2004). Relationships between Fractionation Data in River Water and Watershed Characteristics. Journal of Japan Society on Water Environment. 27(10). 659–664. 2 indexed citations
11.
Fukushima, Takehiko, et al.. (2003). Photochemical and Microbial Degradations of Dissolved Organic Matter and Their Influences on Excitation-Emission Matrix. Journal of Japan Society on Water Environment. 26(8). 507–514. 3 indexed citations
12.
Kim, Yonghwan, et al.. (2003). Characteristics of Dissolved Organic Matter in Lake Unmun. Journal of Japan Society on Water Environment. 26(12). 861–867. 1 indexed citations
13.
Choi, Kwang‐Soon, Bomchul Kim, Akio Imai, & Kazuo Matsushige. (2002). Vertical distribution and fractionation of dissolved organic carbon in a Korean reservoir, Lake Soyang. Archiv für Hydrobiologie. 19(2). 31–50. 3 indexed citations
14.
Fukushima, Takehiko, Toshiyuki Nakajima, Akio Imai, Kazuo Matsushige, & Noriatsu Ozaki. (2001). Characterization of Aquatic Dissolved Organic Matter Using EEMS.. Journal of Japan Society on Water Environment. 24(10). 686–692. 9 indexed citations
15.
Fukushima, Takehiko, et al.. (2000). Dynamics of Dissolved Organic Matter in Hiroshima Bay.. Journal of Japan Society on Water Environment. 23(6). 360–366. 3 indexed citations
16.
Fukushima, Takehiko, et al.. (1997). Characteristics of UV Absorbance: DOC Ratio in Lakes Kasumigaura, Biwa and Nojiri, and its Application to Lake Environmental Management.. Journal of Japan Society on Water Environment. 20(6). 397–403. 6 indexed citations
17.
Fukushima, Takehiko, Morihiro AIZAKI, Kazuo Matsushige, & Akio Imai. (1997). Index Concerning on Organic Matter in Lakes.. Journal of Japan Society on Water Environment. 20(4). 238–245. 5 indexed citations
18.
Imai, Akio, et al.. (1989). A Heuristic Algorithm with Expected Utility for an Optimal Sequence of Loading Containers into a Containerized Ship. The Journal of Japan Institute of Navigation. 80(0). 117–124. 11 indexed citations
19.
Imai, Akio, et al.. (1986). A Study on a Model of Container Port Choice for Seaborne Containerized Cargo. The Journal of Japan Institute of Navigation. 74(0). 35–42. 1 indexed citations
20.
Takahashi, Sugata, et al.. (1985). Incidence and clinical features of otitis media with effusion in children aged three to five year.. Practica Oto-Rhino-Laryngologica. 78(9). 1917–1922. 2 indexed citations

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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