World's Best Scientists 2026 revealed!
Haruma Kawaguchi

Haruma Kawaguchi

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 50 14395 12960 1120 1017 201 8717

Haruma Kawaguchi publications per year

The chart shows the history of publications by Haruma Kawaguchi between 1969 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Haruma Kawaguchi published across 57 years, from 1969 to 2025, averaging 3.9 papers a year. Output peaked at 20 publications in 2005. 1 of the 220 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1969 to 2025. Vertical axis: number of publications, 0 to 20. Peak 20 publications in 2005. 1969: 1 publication 1970: 0 publications 1971: 0 publications 1972: 0 publications 1973: 0 publications 1974: 0 publications 1975: 0 publications 1976: 0 publications 1977: 0 publications 1978: 0 publications 1979: 0 publications 1980: 1 publication 1981: 5 publications 1982: 3 publications 1983: 2 publications 1984: 2 publications 1985: 5 publications 1986: 3 publications 1987: 4 publications 1988: 2 publications 1989: 3 publications 1990: 2 publications 1991: 5 publications 1992: 4 publications 1993: 12 publications 1994: 8 publications 1995: 11 publications 1996: 8 publications 1997: 3 publications 1998: 7 publications 1999: 7 publications 2000: 9 publications 2001: 5 publications 2002: 5 publications 2003: 10 publications 2004: 16 publications 2005: 20 publications 2006: 12 publications 2007: 10 publications 2008: 14 publications 2009: 5 publications 2010: 2 publications 2011: 0 publications 2012: 1 publication 2013: 6 publications 2014: 3 publications 2015: 0 publications 2016: 0 publications 2017: 0 publications 2018: 0 publications 2019: 1 publication 2020: 2 publications 2021: 0 publications 2022: 0 publications 2023: 0 publications 2024: 0 publications 2025: 1 publication
1969 2025

220 publications in total across all disciplines

View publications per year as a table
Haruma Kawaguchi: publications per year, 1969 to 2025
Year Publications
1969 1
1970 0
1971 0
1972 0
1973 0
1974 0
1975 0
1976 0
1977 0
1978 0
1979 0
1980 1
1981 5
1982 3
1983 2
1984 2
1985 5
1986 3
1987 4
1988 2
1989 3
1990 2
1991 5
1992 4
1993 12
1994 8
1995 11
1996 8
1997 3
1998 7
1999 7
2000 9
2001 5
2002 5
2003 10
2004 16
2005 20
2006 12
2007 10
2008 14
2009 5
2010 2
2011 0
2012 1
2013 6
2014 3
2015 0
2016 0
2017 0
2018 0
2019 1
2020 2
2021 0
2022 0
2023 0
2024 0
2025 1
Total 220
Download as CSV

Haruma Kawaguchi publications per year - data summary

  • Haruma Kawaguchi, a Chemistry scholar from Keio University, has 220 publications recorded across 57 years, from 1969 to 2025.
  • The oldest publication on record dates to 1969 and the most recent to 2025.
  • The most productive year is 2005, with 20 publications.
  • The least productive years with any output are 1969, 1980, 2012, 2019 and others, with 1 publication each.
  • 19 of the 57 years in the span carry no publications at all (1970, 1971, 1972, 1973 and others).
  • The rate of publication averages 3.9 papers per year over the whole span, or 5.8 per year counting only the 38 years with at least one publication.
  • The last 5 years on the chart (2021-2025) hold 1 publication, <1% of the career total.
  • Split into equal eras - 1969-1987: 26 publications (1.4 per year); 1988-2006: 149 publications (7.8 per year); 2007-2025: 45 publications (2.4 per year).
  • Comparing the opening and closing eras, the overall trend of publication is rising.

Haruma Kawaguchi 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 Haruma Kawaguchi 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, 201–220 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: 201 publications — 33rd percentile

33% 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 1,281 201
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
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
Download as CSV

Haruma Kawaguchi 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.
  • Haruma Kawaguchi, a Chemistry scholar from Keio University, records 201 publications - the 33rd percentile of the discipline.
  • 33% of ranked Chemistry scientists score the same or lower than Haruma Kawaguchi, and about 67% score higher.
  • The median of the discipline falls in the 241–260 publications range, and Haruma Kawaguchi ranks below 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).

Haruma Kawaguchi 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 Haruma Kawaguchi 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, 50–51 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: 50 D-Index — 21st percentile

21% 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 50
52–53 872
54–55 933
56–57 1,051
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
Download as CSV

Haruma Kawaguchi 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.
  • Haruma Kawaguchi, a Chemistry scholar from Keio University, records 50 D-Index - the 21st percentile of the discipline.
  • 21% of ranked Chemistry scientists score the same or lower than Haruma Kawaguchi, and about 79% score higher.
  • The median of the discipline falls in the 62–63 D-Index range, and Haruma Kawaguchi 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

Haruma Kawaguchi is affiliated with Keio University in Japan and has contributed to research spanning multiple interdisciplinary fields. Their work encompasses topics related to hydrogels, advanced materials, and human-computer interaction, reflecting a blend of material science and psychology.

Kawaguchi's notable research includes publications in journals and conference proceedings such as:

  • On Going to a New Era of Microgel Exhibiting Volume Phase Transition, 2020, published in Gels
  • Development and Evaluation of a Review Tool for Beginners in Learning Sign Language, 2025, published in Lecture Notes in Computer Science

The scientist's research topics cover:

  • Hydrogels: synthesis, properties, applications
  • Advanced Materials and Mechanics
  • Liquid Crystal Research Advancements
  • Hand Gesture Recognition Systems
  • Hearing Impairment and Communication
  • Subtitles and Audiovisual Media

Kawaguchi's work touches on various subfields, including:

  • Molecular Medicine
  • Mechanical Engineering
  • Electronic, Optical and Magnetic Materials
  • Human-Computer Interaction
  • Developmental and Educational Psychology

The collaborative aspect of Kawaguchi's research is evidenced by frequent co-authorship with researchers such as Hiroshi Tanaka, Kaoru Kameda, Takehiro Kurosawa, Kazuya Sasajima, and Eiji Ota. This network underscores a multidisciplinary approach combining expertise in material science and communication technology.

Kawaguchi has published in venues including:

  • Gels
  • Lecture Notes in Computer Science

Best Publications

  • Functional polymer microspheres

    Haruma Kawaguchi

  • Hydrogel microspheres III. Temperature-dependent adsorption of proteins on poly-N-isopropylacrylamide hydrogel microspheres

    Haruma Kawaguchi;Keiji Fujimoto;Yoshiro Mizuhara

  • High-performance affinity beads for identifying drug receptors

    Noriaki Shimizu;Kotaro Sugimoto;Jianwei Tang;Takeyuki Nishi

  • Janus Microgels Prepared by Surfactant-Free Pickering Emulsion-Based Modification and Their Self-Assembly

    Daisuke Suzuki;Sakiko Tsuji;Haruma Kawaguchi

  • Thermosensitive pickering emulsion stabilized by poly(N-isopropylacrylamide)-carrying particles.

    Sakiko Tsuji;Haruma Kawaguchi

  • Surface Structure of Latex Particles Covered with Temperature-Sensitive Hydrogel Layers

    Kimiko Makino;Satoshi Yamamoto;Keiji Fujimoto;Haruma Kawaguchi

  • Modification of gold nanoparticle composite nanostructures using thermosensitive core-shell particles as a template.

    Daisuke Suzuki;Haruma Kawaguchi

  • Preparation of unsymmetrical microspheres at the interfaces

    Keiji Fujimoto;Kazumichi Nakahama;Miwako Shidara;Haruma Kawaguchi

  • Electrophoretic Mobility of Latex Particles Covered with Temperature-Sensitive Hydrogel Layers

    Hiroyuki Ohshima;Kimiko Makino;Takayuki Kato;Keiji Fujimoto

  • Hybrid Microgels with Reversibly Changeable Multiple Brilliant Color

    Daisuke Suzuki;Haruma Kawaguchi

  • Colored thin films prepared from hydrogel microspheres.

    Sakiko Tsuji;Haruma Kawaguchi

  • Phagocytosis of latex particles by leucocytes. I. Dependence of phagocytosis on the size and surface potential of particles.

    Haruma Kawaguchi;Naoko Koiwai;Yasuji Ohtsuka;Masaki Miyamoto

  • Gold nanoparticle localization at the core surface by using thermosensitive core-shell particles as a template.

    Daisuke Suzuki;Haruma Kawaguchi

  • Copolymerization of styrene with acrylamide in an emulsifier‐free aqueous medium

    Yasuji Ohtsuka;Haruma Kawaguchi;Yoshishige Sugi

  • Smart latexes for bioseparation

    Haruma Kawaguchi;Keiji Fujimoto

  • Temperature-Sensitive Hairy Particles Prepared by Living Radical Graft Polymerization

    Sakiko Tsuji;Haruma Kawaguchi

  • Self-assembly of poly(N-isopropylacrylamide)-carrying microspheres into two-dimensional colloidal arrays.

    Sakiko Tsuji;Haruma Kawaguchi

  • Development of novel magnetic nano-carriers for high-performance affinity purification.

    Kosuke Nishio;Yuka Masaike;Morihito Ikeda;Hiroki Narimatsu

  • Janus particles with a functional gold surface for control of surface plasmon resonance

    Daisuke Suzuki;Haruma Kawaguchi

  • A Novel Preparation of Nonsymmetrical Microspheres Using the Langmuir−Blodgett Technique

    Kazumichi Nakahama;Haruma Kawaguchi;Keiji Fujimoto

  • Enzyme immobilization on thermosensitive hydrogel microspheres

    Toshifumi Shiroya;Nobuko Tamura;Mamoru Yasui;Keiji Fujimoto

  • Stimuli-sensitive core/shell template particles for immobilizing inorganic nanoparticles in the core

    Daisuke Suzuki;Haruma Kawaguchi

Frequent Co-Authors

Hiroshi Handa
Hiroshi Handa Tokyo Medical University
Nobuhiko Yui
Nobuhiko Yui Tokyo Medical and Dental University
Koji Suzuki
Koji Suzuki Keio University
Yasuhisa Sakurai
Yasuhisa Sakurai Sophia University
Hajime Watanabe
Hajime Watanabe Osaka University
Ikuo Morita
Ikuo Morita Ochanomizu University
Sei-itsu Murota
Sei-itsu Murota Tokyo Medical and Dental University
Seimei Shiratori
Seimei Shiratori Keio University
Takashi Takahashi
Takashi Takahashi Nagoya University
Kazuyuki Horie
Kazuyuki Horie University of Tokyo

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Pursuing a chemistry degree in the USA opens doors to various specialized fields, including forensic science. For those interested in applied chemistry within legal contexts, exploring careers in forensic science can provide insight into diverse job opportunities. These roles often require technical expertise in chemical analysis and evidence examination.

One practical career is becoming an autopsy technician. Understanding the education requirements, salary expectations, and job outlook for this role can be found by researching autopsy technician jobs. This path bridges chemistry with medical and legal investigations.

For students seeking affordable pathways into the field, identifying the cheapest online forensic science degree programs is essential. These programs provide foundational knowledge and practical skills without excessive financial burden.

Advanced studies can further enhance career prospects. For instance, pursuing an online masters forensic psychology degree complements chemistry knowledge with an understanding of psychological profiling within criminal investigations, adding valuable expertise for interdisciplinary forensic roles.

Best Scientists Citing Haruma Kawaguchi

Trending Scientists

Recently Published Articles