Welcome to AD Scientific Index. The international independent ranking organisation AD Scientific Index is more than an ordinary "Ranking". The "AD Scientific Index" analyses the academic work of scientists using the H-index, i10 index and number of citations, and provides results that can be used to evaluate the productivity and efficiency of individuals and institutions. In addition to ranking according to "total H-index" for individuals and institutions, you can also see the ranking and analyses according to "last 6 years H-index", "total i10 Productivity index", "last 6 years i10 Productivity index", "total citations" and "last 6 years citations" only in "AD Scientific Index". See also: Subject Rankings, University Subject Rankings and  Universities Rankings.   Click here for individual or institutional registration.

Total 16 scientist
* Total H Index Rankings
World Rank
35,767
Country Rank
575
Institution Rank
3
Japan
Fumio Inagaki
geomicrobiology
biogeochemistry
microbial ecology
geobiotechnology
sustainability science
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
66
39
0.591
* Total H Index Rankings
World Rank
120,704
Country Rank
2,454
Institution Rank
19
Japan
Yuichi Nogi
Microbial Taxonomy
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
42
24
0.571
* Total H Index Rankings
World Rank
159,755
Country Rank
3,332
Institution Rank
33
Japan
Hisako Hirayama
Environmental Microbiology
Methane oxidation
Microbial Ecology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
37
22
0.595
* Total H Index Rankings
World Rank
224,079
Country Rank
4,805
Institution Rank
44
Japan
Dhugal Lindsay
gelatinous zooplankton
imaging technologies
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
31
22
0.710
* Total H Index Rankings
World Rank
271,276
Country Rank
5,852
Institution Rank
57
Japan
Junichi Miyazaki
極限環境生物学
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
28
19
0.679
* Total H Index Rankings
World Rank
295,471
Country Rank
6,429
Institution Rank
66
Japan
Chong Chen
Deep Sea
Biodiversity
Mollusca
Evolution
Systematics and Taxonomy
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
26
25
0.962
* Total H Index Rankings
World Rank
322,646
Country Rank
7,005
Institution Rank
71
Japan
Hidetaka Nomaki
Deep-sea ecology
Biogeochemical cycles
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
25
20
0.800
* Total H Index Rankings
World Rank
326,653
Country Rank
7,087
Institution Rank
73
Japan
Akinori Yabuki
Microbiology
Evolutionary protistology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
25
18
0.720
* Total H Index Rankings
World Rank
590,265
Country Rank
12,266
Institution Rank
129
Japan
Naoto F Ishikawa
Ecology
Biogeochemistry
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
16
14
0.875
* Total H Index Rankings
World Rank
652,898
Country Rank
13,289
Institution Rank
144
Japan
Mitsuhiro Yoshida
Microbial Ecology
Environmental Microbiology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
15
11
0.733
* Total H Index Rankings
World Rank
790,371
Country Rank
15,691
Institution Rank
168
Japan
Norio Miyamoto
Evolution and Development
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
12
10
0.833
* Total H Index Rankings
World Rank
824,279
Country Rank
16,279
Institution Rank
176
Japan
Jun Matsubayashi
ecology
biology
isotope analysis
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
11
11
1.000
* Total H Index Rankings
World Rank
941,617
Country Rank
18,168
Institution Rank
187
Japan
Yu Nakajima
Microbial Ecology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
9
9
1.000
* Total H Index Rankings
World Rank
1,196,608
Country Rank
22,717
Institution Rank
214
Japan
Masumi Hasegawa|Masumi Hasegawa
Photomicrobiology
Microbial Ecology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
* Total H Index Rankings
World Rank
1,304,785
Country Rank
24,500
Institution Rank
220
Japan
Methou Pierre
Deep-sea
Crustaceans
Symbiosis
Evolution
Lifecycles
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
* Total H Index Rankings
World Rank
1,306,070
Country Rank
24,528
Institution Rank
221
Japan
Shigeru Kawai
Microbiology
metabolisms
phototrophic bacteria
Evolution
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
Total H Index AD Scientific Index - World Scientists Rankings - 2024 H Index Metrics
University Rank Country Rank Region Rank World Rank Name Country University / Institution Subject
Research Areas
Total Last 6 year Last 6 year/total
3 575 4,338 35,767 Japan Japan Japan Agency for Marine-Earth Science & Technology Japan Agency for Marine-Earth Science & Technology Natural Sciences / Biological Science

geomicrobiology | biogeochemistry | microbial ecology | geobiotechnology | sustainability science |

66 39 0.591
19 2,454 18,306 120,704 Japan Japan Japan Agency for Marine-Earth Science & Technology Japan Agency for Marine-Earth Science & Technology Natural Sciences / Biological Science

Microbial Taxonomy |

42 24 0.571
33 3,332 25,611 159,755 Japan Japan Japan Agency for Marine-Earth Science & Technology Japan Agency for Marine-Earth Science & Technology Natural Sciences / Biological Science

Environmental Microbiology | Methane oxidation | Microbial Ecology |

37 22 0.595
44 4,805 38,598 224,079 Japan Japan Japan Agency for Marine-Earth Science & Technology Japan Agency for Marine-Earth Science & Technology Natural Sciences / Biological Science

gelatinous zooplankton | imaging technologies |

31 22 0.710
57 5,852 48,415 271,276 Japan Japan Japan Agency for Marine-Earth Science & Technology Japan Agency for Marine-Earth Science & Technology Natural Sciences / Biological Science

極限環境生物学 |

28 19 0.679
66 6,429 53,320 295,471 Japan Japan Japan Agency for Marine-Earth Science & Technology Japan Agency for Marine-Earth Science & Technology Natural Sciences / Biological Science

Deep Sea | Biodiversity | Mollusca | Evolution | Systematics and Taxonomy |

26 25 0.962
71 7,005 59,682 322,646 Japan Japan Japan Agency for Marine-Earth Science & Technology Japan Agency for Marine-Earth Science & Technology Natural Sciences / Biological Science

Deep-sea ecology | Biogeochemical cycles |

25 20 0.800
73 7,087 60,546 326,653 Japan Japan Japan Agency for Marine-Earth Science & Technology Japan Agency for Marine-Earth Science & Technology Natural Sciences / Biological Science

Microbiology | Evolutionary protistology |

25 18 0.720
129 12,266 120,496 590,265 Japan Japan Japan Agency for Marine-Earth Science & Technology Japan Agency for Marine-Earth Science & Technology Natural Sciences / Biological Science

Ecology | Biogeochemistry |

16 14 0.875
144 13,289 135,025 652,898 Japan Japan Japan Agency for Marine-Earth Science & Technology Japan Agency for Marine-Earth Science & Technology Natural Sciences / Biological Science

Microbial Ecology | Environmental Microbiology |

15 11 0.733
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168 15,691 169,138 790,371 Japan Japan Japan Agency for Marine-Earth Science & Technology Japan Agency for Marine-Earth Science & Technology Natural Sciences / Biological Science

Evolution and Development |

12 10 0.833
176 16,279 177,050 824,279 Japan Japan Japan Agency for Marine-Earth Science & Technology Japan Agency for Marine-Earth Science & Technology Natural Sciences / Biological Science

ecology | biology | isotope analysis |

11 11 1.000
187 18,168 207,673 941,617 Japan Japan Japan Agency for Marine-Earth Science & Technology Japan Agency for Marine-Earth Science & Technology Natural Sciences / Biological Science

Microbial Ecology |

9 9 1.000
214 22,717 286,420 1,196,608 Japan Japan Japan Agency for Marine-Earth Science & Technology Japan Agency for Marine-Earth Science & Technology Natural Sciences / Biological Science

Photomicrobiology | Microbial Ecology |

6 6 1.000
220 24,500 320,894 1,304,785 Japan Japan Japan Agency for Marine-Earth Science & Technology Japan Agency for Marine-Earth Science & Technology Natural Sciences / Biological Science

Deep-sea | Crustaceans | Symbiosis | Evolution | Lifecycles |

5 5 1.000
221 24,528 321,370 1,306,070 Japan Japan Japan Agency for Marine-Earth Science & Technology Japan Agency for Marine-Earth Science & Technology Natural Sciences / Biological Science

Microbiology | metabolisms | phototrophic bacteria | Evolution |

5 5 1.000