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Takehiko Wada

Takehiko Wada

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 57 11236 10134 827 758 385 10162

Takehiko Wada publications per year

The chart shows the history of publications by Takehiko Wada between 1962 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Takehiko Wada published across 65 years, from 1962 to 2026, averaging 14.6 papers a year. Output peaked at 48 publications in 2008. 25 of the 948 publications appeared in the last two years.

No. of publications
10 20 30 40
Bar chart. Horizontal axis: year, 1962 to 2026. Vertical axis: number of publications, 0 to 48. Peak 48 publications in 2008. 1962: 1 publication 1963: 0 publications 1964: 1 publication 1965: 0 publications 1966: 1 publication 1967: 0 publications 1968: 0 publications 1969: 1 publication 1970: 2 publications 1971: 0 publications 1972: 0 publications 1973: 1 publication 1974: 2 publications 1975: 0 publications 1976: 0 publications 1977: 0 publications 1978: 2 publications 1979: 3 publications 1980: 0 publications 1981: 2 publications 1982: 2 publications 1983: 4 publications 1984: 2 publications 1985: 0 publications 1986: 1 publication 1987: 6 publications 1988: 6 publications 1989: 7 publications 1990: 10 publications 1991: 7 publications 1992: 6 publications 1993: 7 publications 1994: 10 publications 1995: 15 publications 1996: 8 publications 1997: 17 publications 1998: 17 publications 1999: 28 publications 2000: 29 publications 2001: 38 publications 2002: 14 publications 2003: 23 publications 2004: 34 publications 2005: 39 publications 2006: 29 publications 2007: 40 publications 2008: 48 publications 2009: 43 publications 2010: 39 publications 2011: 33 publications 2012: 42 publications 2013: 24 publications 2014: 41 publications 2015: 24 publications 2016: 38 publications 2017: 36 publications 2018: 22 publications 2019: 20 publications 2020: 21 publications 2021: 18 publications 2022: 11 publications 2023: 16 publications 2024: 32 publications 2025: 20 publications 2026: 5 publications
1962 2026

948 publications in total across all disciplines

View publications per year as a table
Takehiko Wada: publications per year, 1962 to 2026
Year Publications
1962 1
1963 0
1964 1
1965 0
1966 1
1967 0
1968 0
1969 1
1970 2
1971 0
1972 0
1973 1
1974 2
1975 0
1976 0
1977 0
1978 2
1979 3
1980 0
1981 2
1982 2
1983 4
1984 2
1985 0
1986 1
1987 6
1988 6
1989 7
1990 10
1991 7
1992 6
1993 7
1994 10
1995 15
1996 8
1997 17
1998 17
1999 28
2000 29
2001 38
2002 14
2003 23
2004 34
2005 39
2006 29
2007 40
2008 48
2009 43
2010 39
2011 33
2012 42
2013 24
2014 41
2015 24
2016 38
2017 36
2018 22
2019 20
2020 21
2021 18
2022 11
2023 16
2024 32
2025 20
2026 5
Total 948
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Takehiko Wada publications per year - data summary

  • Takehiko Wada, a Chemistry scholar from Tohoku University, has 948 publications recorded across 65 years, from 1962 to 2026.
  • The oldest publication on record dates to 1962 and the most recent to 2026.
  • The most productive year is 2008, with 48 publications.
  • The least productive years with any output are 1962, 1964, 1966, 1969 and others, with 1 publication each.
  • 11 of the 65 years in the span carry no publications at all (1963, 1965, 1967, 1968 and others).
  • The rate of publication averages 14.6 papers per year over the whole span, or 17.6 per year counting only the 54 years with at least one publication.
  • The last 5 years on the chart (2022-2026) hold 84 publications, 9% of the career total.
  • Split into equal eras - 1962-1983: 22 publications (1.0 per year); 1984-2005: 324 publications (14.7 per year); 2006-2026: 602 publications (28.7 per year).
  • Comparing the opening and closing eras, the overall trend of publication is rising.

Takehiko Wada publication distribution in Chemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Chemistry in 2026. The highlighted bar marks where Takehiko Wada sits on this spectrum.

No. of scientists
250 500 750 1,000 1,250
Bar chart with 63 bars. Horizontal axis: publications, 61–80 to 1,295+. Vertical axis: number of scientists, 0 to 1,350. Most scientists, 1,350, have 161–180 publications. The last bar groups every scientist with 1,295 publications or more. The highlighted bar, 381–400 publications, is where this scientist sits. 61–80 publications: 66 scientists 81–100 publications: 302 scientists 101–120 publications: 623 scientists 121–140 publications: 918 scientists 141–160 publications: 1,218 scientists 161–180 publications: 1,350 scientists 181–200 publications: 1,344 scientists 201–220 publications: 1,281 scientists 221–240 publications: 1,216 scientists 241–260 publications: 1,100 scientists 261–280 publications: 979 scientists 281–300 publications: 939 scientists 301–320 publications: 764 scientists 321–340 publications: 643 scientists 341–360 publications: 628 scientists 361–380 publications: 522 scientists 381–400 publications: 459 scientists 401–420 publications: 397 scientists 421–440 publications: 327 scientists 441–460 publications: 270 scientists 461–480 publications: 265 scientists 481–500 publications: 252 scientists 501–520 publications: 201 scientists 521–540 publications: 185 scientists 541–560 publications: 148 scientists 561–580 publications: 148 scientists 581–600 publications: 132 scientists 601–620 publications: 114 scientists 621–640 publications: 104 scientists 641–660 publications: 91 scientists 661–680 publications: 92 scientists 681–700 publications: 73 scientists 701–720 publications: 57 scientists 721–740 publications: 54 scientists 741–760 publications: 67 scientists 761–780 publications: 45 scientists 781–800 publications: 46 scientists 801–820 publications: 39 scientists 821–840 publications: 32 scientists 841–860 publications: 36 scientists 861–880 publications: 29 scientists 881–900 publications: 26 scientists 901–920 publications: 24 scientists 921–940 publications: 14 scientists 941–960 publications: 23 scientists 961–980 publications: 28 scientists 981–1,000 publications: 15 scientists 1,001–1,020 publications: 29 scientists 1,021–1,040 publications: 12 scientists 1,041–1,060 publications: 19 scientists 1,061–1,080 publications: 12 scientists 1,081–1,100 publications: 6 scientists 1,101–1,120 publications: 8 scientists 1,121–1,140 publications: 12 scientists 1,141–1,160 publications: 5 scientists 1,161–1,180 publications: 6 scientists 1,181–1,200 publications: 14 scientists 1,201–1,220 publications: 7 scientists 1,221–1,240 publications: 2 scientists 1,241–1,260 publications: 6 scientists 1,261–1,280 publications: 4 scientists 1,281–1,294 publications: 6 scientists 1,295+ publications: 100 scientists
61–80 publications 1,295+

This scientist: 385 publications — 78th percentile

78% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

View publications distribution as a table
Number of Chemistry scientists by publication count, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
Publications Scientists This scientist
61–80 66
81–100 302
101–120 623
121–140 918
141–160 1,218
161–180 1,350
181–200 1,344
201–220 1,281
221–240 1,216
241–260 1,100
261–280 979
281–300 939
301–320 764
321–340 643
341–360 628
361–380 522
381–400 459 385
401–420 397
421–440 327
441–460 270
461–480 265
481–500 252
501–520 201
521–540 185
541–560 148
561–580 148
581–600 132
601–620 114
621–640 104
641–660 91
661–680 92
681–700 73
701–720 57
721–740 54
741–760 67
761–780 45
781–800 46
801–820 39
821–840 32
841–860 36
861–880 29
881–900 26
901–920 24
921–940 14
941–960 23
961–980 28
981–1,000 15
1,001–1,020 29
1,021–1,040 12
1,041–1,060 19
1,061–1,080 12
1,081–1,100 6
1,101–1,120 8
1,121–1,140 12
1,141–1,160 5
1,161–1,180 6
1,181–1,200 14
1,201–1,220 7
1,221–1,240 2
1,241–1,260 6
1,261–1,280 4
1,281–1,294 6
1,295+ 100
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Takehiko Wada publication distribution in Chemistry in 2026 - data summary

  • The chart plots the publication count of all 17,934 Chemistry scientists ranked by Research.com in 2026, grouped into 63 ranges running from 61–80 to 1,295+ publications.
  • Takehiko Wada, a Chemistry scholar from Tohoku University, records 385 publications - the 78th percentile of the discipline.
  • 78% of ranked Chemistry scientists score the same or lower than Takehiko Wada, and about 22% score higher.
  • The median of the discipline falls in the 241–260 publications range, and Takehiko Wada ranks above the median.
  • The most crowded range is 161–180 publications, holding 1,350 scientists (8% of the field).
  • 77% of the field sits in the lowest quarter of the value range (up to 361–380 publications), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 1,295 publications or more, 100 scientists in all (<1% of the field).

Takehiko Wada D-index placement in Chemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Chemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Takehiko Wada sits on this spectrum.

No. of scientists
250 500 750 1,000
Bar chart with 61 bars. Horizontal axis: D-Index, 40–41 to 159+. Vertical axis: number of scientists, 0 to 1,051. Most scientists, 1,051, have 56–57 D-Index. The last bar groups every scientist with 159 D-Index or more. The highlighted bar, 56–57 D-Index, is where this scientist sits. 40–41 D-Index: 289 scientists 42–43 D-Index: 612 scientists 44–45 D-Index: 808 scientists 46–47 D-Index: 776 scientists 48–49 D-Index: 835 scientists 50–51 D-Index: 861 scientists 52–53 D-Index: 872 scientists 54–55 D-Index: 933 scientists 56–57 D-Index: 1,051 scientists 58–59 D-Index: 930 scientists 60–61 D-Index: 882 scientists 62–63 D-Index: 834 scientists 64–65 D-Index: 731 scientists 66–67 D-Index: 775 scientists 68–69 D-Index: 683 scientists 70–71 D-Index: 646 scientists 72–73 D-Index: 561 scientists 74–75 D-Index: 501 scientists 76–77 D-Index: 437 scientists 78–79 D-Index: 388 scientists 80–81 D-Index: 354 scientists 82–83 D-Index: 292 scientists 84–85 D-Index: 275 scientists 86–87 D-Index: 254 scientists 88–89 D-Index: 235 scientists 90–91 D-Index: 185 scientists 92–93 D-Index: 192 scientists 94–95 D-Index: 155 scientists 96–97 D-Index: 163 scientists 98–99 D-Index: 125 scientists 100–101 D-Index: 105 scientists 102–103 D-Index: 105 scientists 104–105 D-Index: 112 scientists 106–107 D-Index: 88 scientists 108–109 D-Index: 68 scientists 110–111 D-Index: 69 scientists 112–113 D-Index: 65 scientists 114–115 D-Index: 79 scientists 116–117 D-Index: 61 scientists 118–119 D-Index: 44 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 40 scientists 124–125 D-Index: 33 scientists 126–127 D-Index: 26 scientists 128–129 D-Index: 34 scientists 130–131 D-Index: 35 scientists 132–133 D-Index: 25 scientists 134–135 D-Index: 27 scientists 136–137 D-Index: 17 scientists 138–139 D-Index: 16 scientists 140–141 D-Index: 20 scientists 142–143 D-Index: 20 scientists 144–145 D-Index: 15 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 9 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 11 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 3 scientists 158 D-Index: 3 scientists 159+ D-Index: 98 scientists
40–41 D-Index 159+

This scientist: 57 D-Index — 39th percentile

39% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

View D-Index distribution as a table
Number of Chemistry scientists by D-index, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
D-Index Scientists This scientist
40–41 289
42–43 612
44–45 808
46–47 776
48–49 835
50–51 861
52–53 872
54–55 933
56–57 1,051 57
58–59 930
60–61 882
62–63 834
64–65 731
66–67 775
68–69 683
70–71 646
72–73 561
74–75 501
76–77 437
78–79 388
80–81 354
82–83 292
84–85 275
86–87 254
88–89 235
90–91 185
92–93 192
94–95 155
96–97 163
98–99 125
100–101 105
102–103 105
104–105 112
106–107 88
108–109 68
110–111 69
112–113 65
114–115 79
116–117 61
118–119 44
120–121 37
122–123 40
124–125 33
126–127 26
128–129 34
130–131 35
132–133 25
134–135 27
136–137 17
138–139 16
140–141 20
142–143 20
144–145 15
146–147 9
148–149 9
150–151 16
152–153 11
154–155 9
156–157 3
158 3
159+ 98
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Takehiko Wada D-index placement in Chemistry in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 17,934 Chemistry scientists ranked by Research.com in 2026, grouped into 61 ranges running from 40–41 to 159+ D-Index.
  • Takehiko Wada, a Chemistry scholar from Tohoku University, records 57 D-Index - the 39th percentile of the discipline.
  • 39% of ranked Chemistry scientists score the same or lower than Takehiko Wada, and about 61% score higher.
  • The median of the discipline falls in the 62–63 D-Index range, and Takehiko Wada ranks below the median.
  • The most crowded range is 56–57 D-Index, holding 1,051 scientists (6% of the field).
  • 70% of the field sits in the lowest quarter of the value range (up to 70–71 D-Index), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 159 D-Index or more, 98 scientists in all (<1% of the field).

Overview

Takehiko Wada is affiliated with Tohoku University in Japan. Their research spans multiple fields, with a principal focus on Medicine. Within this broad field, they have notable contributions in Molecular Biology, Nephrology, Astronomy and Astrophysics, Pulmonary and Respiratory Medicine, and Electrical and Electronic Engineering.

Their work covers various topics, including:

  • Renal Diseases and Glomerulopathies
  • Advanced biosensing and bioanalysis techniques
  • Vasculitis and related conditions
  • DNA and Nucleic Acid Chemistry
  • RNA Interference and Gene Delivery
  • Parathyroid Disorders and Treatments
  • Astro and Planetary Science

Among recent publications, some notable papers include:

  • Formation and evolution of carbonaceous asteroid Ryugu: Direct evidence from returned samples, 2022, Science
  • Highly porous nature of a primitive asteroid revealed by thermal imaging, 2020, Nature
  • Thermophysical properties of the surface of asteroid 162173 Ryugu: Infrared observations and thermal inertia mapping, 2020, Icarus
  • Relapse of Minimal Change Disease Following the Pfizer-BioNTech COVID-19 Vaccine, 2021, American Journal of Kidney Diseases
  • Swelling of Doubly Magic Ca48 Core in Ca Isotopes beyond N=28, 2020, Physical Review Letters

Frequent collaborators with whom Wada has coauthored multiple publications include:

  • Yoshifumi Ubara
  • Akinari Sekine
  • Tatsuya Suwabe
  • Yuki Oba
  • Masayuki Yamanouchi

The scientist regularly publishes in venues such as:

  • CEN Case Reports
  • Clinical and Experimental Nephrology
  • Internal Medicine
  • Journal of Astronomical Telescopes Instruments and Systems
  • arXiv (Cornell University)

Best Publications

  • Organic Optical Limiter with a Strong Nonlinear Absorptive Response

    J. W. Perry;K. Mansour;I.-Y. S. Lee;X.-L. Wu

  • The Infrared Camera (IRC) for AKARI–Design and Imaging Performance

    Takashi Onaka;Hideo Matsuhara;Takehiko Wada;Naofumi Fujishiro

  • Accumulation of carbonyls accelerates the formation of pentosidine, an advanced glycation end product: Carbonyl stress in uremia

    T Miyata;Y Ueda;Y Yamada;Y Izuhara

  • Long-Lived Triplet Excited States of Bent-Shaped Pentacene Dimers by Intramolecular Singlet Fission

    Takao Sakuma;Hayato Sakai;Yasuyuki Araki;Tadashi Mori

  • Downregulation of miR-205 Modulates Cell Susceptibility to Oxidative and Endoplasmic Reticulum Stresses in Renal Tubular Cells

    Shiyo Muratsu-Ikeda;Masaomi Nangaku;Yoichiro Ikeda;Tetsuhiro Tanaka

  • Systematic Infrared 2.5—5μm Spectroscopy of Nearby Ultraluminous Infrared Galaxies with AKARI

    Masatoshi Imanishi;Takao Nakagawa;Yoichi Ohyama;Mai Shirahata

  • Near-Infrared and Mid-Infrared Spectroscopy with the Infrared Camera (IRC) for AKARI

    Youichi Ohyama;Takashi Onaka;Hideo Matsuhara;Takehiko Wada

  • Entropy-Controlled Asymmetric Photochemistry: Switching of Product Chirality by Solvent

    Yoshihisa Inoue;Haruhiko Ikeda;Masayuki Kaneda;Toshiaki Sumimura

  • Synthesis and Photophysical and Photovoltaic Properties of Porphyrin−Furan and −Thiophene Alternating Copolymers

    Tomokazu Umeyama;Takeshi Takamatsu;Noriyasu Tezuka;Yoshihiro Matano

  • Pressure and temperature control of product chirality in asymmetric photochemistry. Enantiodifferentiating photoisomerization of cyclooctene sensitized by chiral benzenepolycarboxylates

    Yoshihisa Inoue;Eiji Matsushima;Takehiko Wada

  • Molecular Recognition Study on Supramolecular Systems. 20. Molecular Recognition and Enantioselectivity of Aliphatic Alcohols by L-Tryptophan-Modified beta-Cyclodextrin.

    Yu Liu;Bao Hang Han;Shi Xin Sun;Takehiko Wada

  • Catalytic enantiodifferentiating photocyclodimerization of 2-anthracenecarboxylic acid mediated by a non-sensitizing chiral metallosupramolecular host.

    Chenfeng Ke;Cheng Yang;Tadashi Mori;Takehiko Wada

  • Highly enantiomeric supramolecular [4 + 4] photocyclodimerization of 2-anthracenecarboxylate mediated by human serum albumin

    Masaki Nishijima;Takehiko Wada;Tadashi Mori;Tamara C.S. Pace

  • Systematic infrared 2.5-5 micron spectroscopy of nearby ultraluminous infrared galaxies with AKARI

    Masatoshi Imanishi;Takao Nakagawa;Yoichi Ohyama;Mai Shirahata

  • Molecular Recognition Study on Supramolecular System. 14.1 Synthesis of Modified Cyclodextrins and Their Inclusion Complexation Thermodynamics with l-Tryptophan and Some Naphthalene Derivatives

    Yu Liu;Bao Hang Han;Bin Li;Yi Min Zhang

  • Highly Fluorescent [7]Carbohelicene Fused by Asymmetric 1,2-Dialkyl-Substituted Quinoxaline for Circularly Polarized Luminescence and Electroluminescence

    Hayato Sakai;Sho Shinto;Jatish Kumar;Yasuyuki Araki

  • Lithium tetra-(8-hydroxy-quinolinato) boron for blue electroluminescent applications

    X. T. Tao;H. Suzuki;T. Wada;H. Sasabe

  • Inclusion complexation of (cyclo)alkanes and (cyclo) alkanols with 6-O-modified cyclodextrins

    Yoshihisa Inoue;Keiko Yamamoto;Takehiko Wada;Simon Everitt

  • Bovine serum albumin-mediated enantiodifferentiating photocyclodimerization of 2-anthracenecarboxylate.

    Takehiko Wada;Masaki Nishijima;Tai Fujisawa;Norimitsu Sugahara

  • Indoxyl sulfate inhibits proliferation of human proximal tubular cells via endoplasmic reticulum stress.

    Takahisa Kawakami;Reiko Inagi;Takehiko Wada;Tetsuhiro Tanaka

  • Supramolecular Photochirogenesis. 2. Enantiodifferentiating Photoisomerization of Cyclooctene Included and Sensitized by 6-O-modified Cyclodextrins

    Yoshihisa Inoue;Takehiko Wada;Norimitsu Sugahara;Keiko Yamamoto

  • A multicenter cross-sectional study of circulating soluble urokinase receptor in Japanese patients with glomerular disease.

    Takehiko Wada;Masaomi Nangaku;Shoichi Maruyama;Enyu Imai

Frequent Co-Authors

Yoshihisa Inoue
Yoshihisa Inoue Osaka University
Myungshin Im
Myungshin Im Seoul National University
Stephen Serjeant
Stephen Serjeant The Open University
Tomotsugu Goto
Tomotsugu Goto National Tsing Hua University
Glenn J. White
Glenn J. White The Open University
Tadashi Mori
Tadashi Mori Osaka University
Matthew A. Malkan
Matthew A. Malkan University of California, Los Angeles
Asantha Cooray
Asantha Cooray University of California, Irvine
Takeshi Imamura
Takeshi Imamura University of Tokyo
Tsuneo Matsunaga
Tsuneo Matsunaga National Institute for Environmental Studies

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