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Tadashi Uragami

Tadashi Uragami

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 41 17710 16017 1397 1263 263 7271

Tadashi Uragami publications per year

The chart shows the history of publications by Tadashi Uragami between 1968 and 2019, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Tadashi Uragami published across 52 years, from 1968 to 2019, averaging 5.4 papers a year. Output peaked at 35 publications in 2017. 2 of the 281 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1968 to 2019. Vertical axis: number of publications, 0 to 35. Peak 35 publications in 2017. 1968: 3 publications 1969: 1 publication 1970: 4 publications 1971: 3 publications 1972: 1 publication 1973: 0 publications 1974: 0 publications 1975: 0 publications 1976: 2 publications 1977: 2 publications 1978: 8 publications 1979: 3 publications 1980: 3 publications 1981: 9 publications 1982: 15 publications 1983: 4 publications 1984: 0 publications 1985: 3 publications 1986: 4 publications 1987: 0 publications 1988: 5 publications 1989: 6 publications 1990: 2 publications 1991: 3 publications 1992: 7 publications 1993: 7 publications 1994: 3 publications 1995: 5 publications 1996: 9 publications 1997: 6 publications 1998: 12 publications 1999: 11 publications 2000: 5 publications 2001: 7 publications 2002: 4 publications 2003: 4 publications 2004: 5 publications 2005: 13 publications 2006: 13 publications 2007: 2 publications 2008: 2 publications 2009: 1 publication 2010: 5 publications 2011: 3 publications 2012: 5 publications 2013: 2 publications 2014: 13 publications 2015: 9 publications 2016: 10 publications 2017: 35 publications 2018: 1 publication 2019: 1 publication
1968 2019

281 publications in total across all disciplines

View publications per year as a table
Tadashi Uragami: publications per year, 1968 to 2019
Year Publications
1968 3
1969 1
1970 4
1971 3
1972 1
1973 0
1974 0
1975 0
1976 2
1977 2
1978 8
1979 3
1980 3
1981 9
1982 15
1983 4
1984 0
1985 3
1986 4
1987 0
1988 5
1989 6
1990 2
1991 3
1992 7
1993 7
1994 3
1995 5
1996 9
1997 6
1998 12
1999 11
2000 5
2001 7
2002 4
2003 4
2004 5
2005 13
2006 13
2007 2
2008 2
2009 1
2010 5
2011 3
2012 5
2013 2
2014 13
2015 9
2016 10
2017 35
2018 1
2019 1
Total 281
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Tadashi Uragami publications per year - data summary

  • Tadashi Uragami, a Chemistry scholar from Kansai University, has 281 publications recorded across 52 years, from 1968 to 2019.
  • The oldest publication on record dates to 1968 and the most recent to 2019.
  • The most productive year is 2017, with 35 publications.
  • The least productive years with any output are 1969, 1972, 2009, 2018 and others, with 1 publication each.
  • 5 of the 52 years in the span carry no publications at all (1973, 1974, 1975, 1984 and others).
  • The rate of publication averages 5.4 papers per year over the whole span, or 6.0 per year counting only the 47 years with at least one publication.
  • The last 5 years on the chart (2015-2019) hold 56 publications, 20% of the career total.
  • Split into equal eras - 1968-1985: 61 publications (3.4 per year); 1986-2003: 100 publications (5.6 per year); 2004-2019: 120 publications (7.5 per year).
  • Comparing the opening and closing eras, the overall trend of publication is rising.

Tadashi Uragami 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 Tadashi Uragami 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, 261–280 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: 263 publications — 53rd percentile

53% 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
261–280 979 263
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
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Tadashi Uragami 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.
  • Tadashi Uragami, a Chemistry scholar from Kansai University, records 263 publications - the 53rd percentile of the discipline.
  • 53% of ranked Chemistry scientists score the same or lower than Tadashi Uragami, and about 47% score higher.
  • The median of the discipline falls in the 241–260 publications range, and Tadashi Uragami 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).

Tadashi Uragami 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 Tadashi Uragami 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, 40–41 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: 41 D-Index — 2nd percentile

2% 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 41
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
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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Tadashi Uragami 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.
  • Tadashi Uragami, a Chemistry scholar from Kansai University, records 41 D-Index - the 2nd percentile of the discipline.
  • 2% of ranked Chemistry scientists score the same or lower than Tadashi Uragami, and about 98% score higher.
  • The median of the discipline falls in the 62–63 D-Index range, and Tadashi Uragami 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

Tadashi Uragami is affiliated with Kansai University in Japan. The scientist's academic record does not currently include specific information on research papers, co-authors, publication venues, or books, nor detailed data on fields or subfields of study, main topics of work, or awards won.

Despite the lack of publicly available detailed publications or collaborations, Tadashi Uragami holds a position within a recognized Japanese university, suggesting involvement in academic or research activities there.

The absence of documented recent papers and research topics limits the extent to which their specific scientific contributions can be outlined. However, the institutional affiliation with Kansai University places them within an environment conducive to scholarly activity.

No data is recorded regarding frequent co-authors or publication venues. There are also no entries for book publications or fields and subfields of study, which would typically provide insight into the scientist's specific disciplinary focus or areas of expertise.

Similarly, no information about awards or recognitions is available for Tadashi Uragami, and there is no indication that the scientist is deceased.

Best Publications

  • Biomolecule-sensitive hydrogels.

    Takashi Miyata;Tadashi Uragami;Katsuhiko Nakamae

  • Introduction to Membrane Science and Technology

    Unknown

  • Structure and Permeation Characteristics of an Aqueous Ethanol Solution of Organic−Inorganic Hybrid Membranes Composed of Poly(vinyl alcohol) and Tetraethoxysilane

    Tadashi Uragami;Kenji Okazaki;Hiroshi Matsugi;Takashi Miyata

  • Tumor marker-responsive behavior of gels prepared by biomolecular imprinting

    Takashi Miyata;Masashi Jige;Takeshi Nakaminami;Tadashi Uragami

  • Structure of chemically modified chitosan membranes and their characteristics of permeation and separation of aqueous ethanol solutions

    Tadashi Uragami;Toshiko Matsuda;Hiroshi Okuno;Takashi Miyata

  • Permeation and separation characteristics of ethanol-water mixtures through chitosan derivative membranes by pervaporation and evapomeation

    Tadashi Uragami;Katsumi Takigawa

  • Preparation of an Antigen-Sensitive Hydrogel Using Antigen−Antibody Bindings

    Unknown

  • Studies on syntheses and permeabilities of special polymer membranes

    Tadashi Uragami;Yoshihiro Naito;Mizuho Sugihara

  • Pervaporation Characteristics of Organic-Inorganic Hybrid Membranes Composed of Poly(vinyl alcohol-co-acrylic acid) and Tetraethoxysilane for Water/Ethanol Separation

    Tadashi Uragami;Hiroshi Matsugi;Takashi Miyata

  • Dehydration of an ethanol/water azeotrope by novel organic-inorganic hybrid membranes based on quaternized chitosan and tetraethoxysilane.

    Tadashi Uragami;Takuya Katayama;Takashi Miyata;Hiroshi Tamura

  • Studies on Syntheses and Permeabilities of Special Polymer Membranes. 68. Analysis of Permeation and Separation Characteristics and New Technique for Separation of Aqueous Alcoholic Solutions through Alginic Acid Membranes

    Tadashi Uragami;Masaharu Saito

  • Structural design of stimuli‐responsive bioconjugated hydrogels that respond to a target antigen

    Takashi Miyata;Takashi Miyata;Noriko Asami;Tadashi Uragami

  • Studies on syntheses and permeabilities of special polymer membranes, 69. Comparison of permeation and separation characteristics for aqueous alcoholic solutions by pervaporation and new evapomeation methods through chitosan membranes

    Tadashi Uragami;Masaharu Saito;Katsumi Takigawa

  • Preparation of polydimethylsiloxane/polystyrene interpenetrating polymer network membranes and permeation of aqueous ethanol solutions through the membranes by pervaporation

    Takashi Miyata;Jun‐Ichi Higuchi;Hiroshi Okuno;Tadashi Uragami

  • Removal of dilute volatile organic compounds in water through graft copolymer membranes consisting of poly(alkylmethacrylate) and poly(dimethylsiloxane) by pervaporation and their membrane morphology

    Tadashi Uragami;Hiroshi Yamada;Takashi Miyata

  • Dehydration from alcohols by polyion complex cross-linked chitosan composite membranes during evapomeation.

    Tadashi Uragami;Satoshi Yamamoto;Takashi Miyata

  • Target molecule-responsive hydrogels designed via molecular imprinting using bisphenol A as a template

    Akifumi Kawamura;Tadahiro Kiguchi;Tadahiro Kiguchi;Takeshi Nishihata;Tadashi Uragami

  • Permeation and separation characteristics of alcohol–water mixtures through poly(dimethyl siloxane) membrane by pervaporation and evapomeation

    Tadashi Uragami;Takeshi Morikawa

  • Studies on syntheses and permeabilities of special polymer membranes: 30. Ultrafiltration and dialysis characteristics of cellulose nitrate-poly(vinyl pyrrolidone) polymer blend membranes

    Masahiro Tamura;Tadashi Uragami;Mizuho Sugihara

  • Structure of N-alkyl chitosan membranes on water-permselectivity for aqueous ethanol solutions

    Unknown

  • Pervaporation characteristics of methyl methacrylate–methacrylic acid copolymer membranes ionically crosslinked with metal ions for a benzene/cyclohexane mixture

    Kuniaki Inui;Taketo Noguchi;Takashi Miyata;Tadashi Uragami

  • Characteristics of permeation and separation of aqueous alcohol solutions through hydrophobic polymer membranes

    Tadashi Uragami;Takeshi Morikawa;Hiroshi Okuno

  • Concentration of aqueous dimethyl sulfoxide solutions through a chitosan membrane by permeation with a temperature difference

    Tadashi Uragami;Hidenori Shinomiya

Frequent Co-Authors

Hiroshi G. Okuno
Hiroshi G. Okuno Waseda University
Ryo Yoshida
Ryo Yoshida University of Tokyo
Allan S. Hoffman
Allan S. Hoffman University of Washington
Yuichi Ohya
Yuichi Ohya Kansai University
Hiroshi Tamura
Hiroshi Tamura Juntendo University
Thomas Heinze
Thomas Heinze Friedrich Schiller University Jena
Akon Higuchi
Akon Higuchi National Central University

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