World's Best Scientists 2026 revealed!
Tsuneji Nagai

Tsuneji Nagai

D-Index & Metrics

Chemistry

D-Index
72
Citations
16886
World Ranking
5323
National Ranking
318

Tsuneji Nagai 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 Tsuneji Nagai sits on this spectrum.

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 publications 1,295+

This scientist: 450 publications — 85th percentile

85% of scientists in this discipline score the same or lower.

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

Tsuneji Nagai 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 Tsuneji Nagai sits on this spectrum.

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 D-Index 159+

This scientist: 72 D-Index — 71st percentile

71% of scientists in this discipline score the same or lower.

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

Overview

Tsuneji Nagai is affiliated with the Nagai Foundation in Japan. Their work and contributions are associated primarily with this institution.

There are no recent papers, frequent co-authors, publication venues, book publications, or specific fields and subfields of study documented for Tsuneji Nagai in the available data.

No awards or honors have been recorded in the information provided.

Due to the limited available data, details about their research topics, thematic areas of interest, and publication history cannot be elaborated.

Best Publications

  • Encapsulation of Hydrophilic and Lipophilic Drugs in PLGA Nanoparticles by the Nanoprecipitation Method

    Jose Mario Barichello;Mariko Morishita;Kozo Takayama;Tsuneji Nagai

  • Oral delivery of insulin using pH‐responsive complexation gels

    A.M. Lowman;M. Morishita;M. Kajita;T. Nagai

  • Sex difference of cytochrome P-450 in the rat: purification, characterization, and quantitation of constitutive forms of cytochrome P-450 from liver microsomes of male and female rats.

    Tetsuya Kamataki;Kaori Maeda;Yasushi Yamazoe;Tsuneji Nagai

  • Preparation and characterization of superparamagnetic iron oxide nanoparticles stabilized by alginate

    Hui-li Ma;Xian-rong Qi;Yoshie Maitani;Tsuneji Nagai

  • Absorption of insulin from pluronic F-127 gels following subcutaneous administration in rats.

    Jose Mario Barichello;Mariko Morishita;Kozo Takayama;Tsuneji Nagai

  • Liposomes as Carriers for Topical and Transdermal Delivery

    E. Touitou;H.E. Junginger;N.D. Weiner;T. Nagai

  • New mucosal dosage form of insulin.

    Masami Ishida;Yoshiharu Machida;Naoki Nambu;Tsuneji Nagai

  • Enhanced intracellular delivery and improved antitumor efficacy of doxorubicin by sterically stabilized liposomes modified with a synthetic RGD mimetic.

    Xiao-Bing Xiong;Yue Huang;Wan-liang Lu;Xuan Zhang

  • In vitro and in vivo nasal mucoadhesion of some water-soluble polymers

    Fumihiko Nakamura;Ryoko Ohta;Yoshiharu Machida;Tsuneji Nagai

  • Characteristics of polyion complexes of chitosan with sodium alginate and sodium polyacrylate

    Toshiya Takahashi;Kozo Takayama;Yoshiharu Machida;Tsuneji Nagai

  • Site-dependent effect of aprotinin, sodium caprate, Na2EDTA and sodium glycocholate on intestinal absorption of insulin

    Mariko Morishita;Isao Morishita;Kozo Takayama;Yoshiharu Machida

  • Prolonged hypoglycemic effect of insulin-loaded polybutylcyanoacrylate nanoparticles after pulmonary administration to normal rats.

    Qiang Zhang;Zancong Shen;Tsuneji Nagai

  • pH-sensitive nanoparticles for improving the oral bioavailability of cyclosporine A

    Jundong Dai;Tsuneji Nagai;Xueqing Wang;Tao Zhang

  • Elucidation of the mechanism of incorporation of insulin in controlled release systems based on complexation polymers.

    Mariko Morishita;Anthony M. Lowman;Kozo Takayama;Tsuneji Nagai

  • Inclusion compounds of non-steroidal antiinflammatory and other slightly water soluble drugs with alpha- and beta-cyclodextrins in powdered form.

    Masashi Kurozumi;Naoki Nambu;Tsuneji Nagai

  • Transport of nerve growth factor encapsulated into liposomes across the blood–brain barrier: In vitro and in vivo studies

    Ying Xie;Liya Ye;Xiaobin Zhang;Wei Cui

  • Pluronic F-127 gels incorporating highly purified unsaturated fatty acids for buccal delivery of insulin.

    Mariko Morishita;Jose Mario Barichello;Kozo Takayama;Yoshiyuki Chiba

  • Superparamagnetic iron oxide nanoparticles stabilized by alginate: Pharmacokinetics, tissue distribution, and applications in detecting liver cancers

    Hui Li Ma;Yu Feng Xu;Xian Rong Qi;Yoshie Maitani

  • Stability and Several Physical Properties of Amorphous and Crystalline Forms of Indomethacin

    Hiroyuki Imaizumi;Naoki Nambu;Tsuneji Nagai

  • Pharmaceutical and immunological evaluation of a single-dose hepatitis B vaccine using PLGA microspheres.

    Li Feng;Xian Rong Qi;Xing Jun Zhou;Yoshie Maitani

  • Effect of interpolymer complex formation on bioadhesive property and drug release phenomenon of compressed tablet consisting of chitosan and sodium hyaluronate.

    Kozo Takayama;Meiko Hirata;Yoshiharu Machida;Tomoaki Masada

  • Studies on the cyclosporin A loaded stearic acid nanoparticles.

    Qiang Zhang;Guoqing Yie;Yie Li;Qingsong Yang

  • Mucosal dosage form of lidocaine for toothache using hydroxypropyl cellulose and Carbopol.

    Masami Ishida;Naoki Nambu;Tsuneji Nagai

Frequent Co-Authors

Kozo Takayama
Kozo Takayama Josai University
Yoshiharu Machida
Yoshiharu Machida Hoshi University
Nicholas A. Peppas
Nicholas A. Peppas The University of Texas at Austin
Ryuichi Kato
Ryuichi Kato Keio University
Qiang Zhang
Qiang Zhang Peking University
Yasushi Yamazoe
Yasushi Yamazoe Tohoku University
Thorsteinn Loftsson
Thorsteinn Loftsson University of Iceland
Hans E. Junginger
Hans E. Junginger National University of Singapore
Tsutomu Suzuki
Tsutomu Suzuki University of Tokyo
Wei Cui
Wei Cui Tsinghua University

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