World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
63
Citations
10620
World Ranking
8654
National Ranking
2477

Andrzej Rajca 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 Andrzej Rajca 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: 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.

Andrzej Rajca 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 Andrzej Rajca 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: 63 D-Index — 54th percentile

54% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2015 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

Andrzej Rajca is affiliated with the University of Nebraska-Lincoln in the United States. Their research primarily focuses on materials science, with a significant emphasis on materials chemistry and the properties of electronic, optical, and magnetic materials. Additional fields of study include biophysics, electrical and electronic engineering, and atomic and molecular physics and optics.

The scientist's work covers several main topics, including:

  • Magnetism in coordination complexes
  • Electron Spin Resonance Studies
  • Lanthanide and Transition Metal Complexes
  • Crystallization and Solubility Studies
  • X-ray Diffraction in Crystallography
  • Molecular Junctions and Nanostructures
  • Advanced Chemical Physics Studies

Rajca has contributed research to a range of publication venues, with frequent appearances in:

  • The Cambridge Structural Database
  • Journal of the American Chemical Society
  • arXiv (Cornell University)
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Angewandte Chemie International Edition

Selected recent papers include:

  • From Stable Radicals to Thermally Robust High-Spin Diradicals and Triradicals, 2023, Chemical Reviews
  • High-Spin (S = 1) Blatter-Based Diradical with Robust Stability and Electrical Conductivity, 2022, Journal of the American Chemical Society
  • Ultrafast Bioorthogonal Spin-Labeling and Distance Measurements in Mammalian Cells Using Small, Genetically Encoded Tetrazine Amino Acids, 2023, Journal of the American Chemical Society
  • Synthesis and Thin Films of Thermally Robust Quartet (S = 3/2) Ground State Triradical, 2021, Journal of the American Chemical Society
  • High-Spin S = 3/2 Ground-State Aminyl Triradicals: Toward High-Spin Oligo-Aza Nanographenes, 2022, Journal of the American Chemical Society

Rajca has collaborated regularly with a group of frequent co-authors, including Suchada Rajca, Maren Pink, Maria Benedetta Casu, Tobias Junghoefer, and Chan Shu.

In 2015, Rajca was recognized as a Fellow of the American Association for the Advancement of Science (AAAS), an acknowledgment of their contributions to scientific research.

Best Publications

  • Organic Diradicals and Polyradicals: From Spin Coupling to Magnetism?

    Andrzej Rajca

  • Magnetic Ordering in an Organic Polymer

    Andrzej Rajca;Jirawat Wongsriratanakul;Suchada Rajca

  • Redox-responsive branched-bottlebrush polymers for in vivo MRI and fluorescence imaging

    Molly A. Sowers;Jessica R. McCombs;Ying Wang;Joseph T. Paletta

  • Organic Radical Contrast Agents for Magnetic Resonance Imaging

    Andrzej Rajca;Ying Wang;Michael Boska;Joseph T. Paletta

  • Helically annelated and cross-conjugated oligothiophenes: asymmetric synthesis, resolution, and characterization of a carbon-sulfur [7]helicene.

    Andrzej Rajca;Makoto Miyasaka;Maren Pink;Hua Wang

  • High-spin organic molecules

    Nolan M. Gallagher;Arnon Olankitwanit;Andrzej Rajca

  • From High‐Spin Organic Molecules to Organic Polymers with Magnetic Ordering

    Andrzej Rajca

  • Nitroxide-Based Macromolecular Contrast Agents with Unprecedented Transverse Relaxivity and Stability for Magnetic Resonance Imaging of Tumors

    Hung V.-T. Nguyen;Qixian Chen;Joseph T. Paletta;Peter Harvey

  • Synthesis and Reduction Kinetics of Sterically Shielded Pyrrolidine Nitroxides

    Joseph T. Paletta;Maren Pink;Bridget Foley;Suchada Rajca

  • From Stable Radicals to Thermally Robust High-Spin Diradicals and Triradicals.

    Unknown

  • Cross-Conjugated Oligothiophenes Derived from the (C2S)n Helix: Asymmetric Synthesis and Structure of Carbon−Sulfur [11]Helicene

    Makoto Miyasaka;Andrzej Rajca;Maren Pink;Suchada Rajca

  • Annelated Heptathiophene: A Fragment of a Carbon–Sulfur Helix

    Andrzej Rajca;Hua Wang;Maren Pink;Suchada Rajca

  • High-Spin Organic Diradical with Robust Stability

    Nolan M. Gallagher;Jackson J. Bauer;Maren Pink;Suchada Rajca

  • Very High-Spin Organic Polymer: π-Conjugated Hydrocarbon Network with Average Spin of S ≥ 40

    Andrzej Rajca;Suchada Rajca;Jirawat Wongsriratanakul

  • Thermally and Magnetically Robust Triplet Ground State Diradical.

    Nolan Gallagher;Hui Zhang;Tobias Junghoefer;Erika Giangrisostomi

  • Radical Cation of Helical, Cross-Conjugated β-Oligothiophene

    Jerzy K. Zak;Makoto Miyasaka;Suchada Rajca;Mieczyslaw Lapkowski

  • Room-temperature distance measurements of immobilized spin-labeled protein by DEER/PELDOR.

    Virginia Meyer;Michael A. Swanson;Laura J. Clouston;Przemysław J. Boratyński

  • Annelated, chiral π-conjugated systems: Tetraphenylenes and helical β-oligothiophenes

    Andrzej Rajca;Suchada Rajca;Maren Pink;Makoto Miyasaka

  • Toward organic synthesis of a magnetic particle: dendritic polyradicals with 15 and 31 centers for unpaired electrons

    Andrzej Rajca;Suchada Utamapanya

  • Macrocyclic .pi.-Conjugated Carbopolyanions and Polyradicals Based upon Calix[4]arene and Calix[3]arene Rings

    Andrzej Rajca;Suchada Rajca;Shailesh R. Desai

  • Semipolar P−O and P−C bonds: a theoretical study of hypophosphite and related methylenephosphoranes

    Andrew J. Streitwieser;Andrzej Rajca;Robert S. McDowell;Rainer Glaser

  • Nitroxide-Based Macromolecular Contrast Agents with Unprecedented Transverse Relaxivity and Stability for Magnetic Resonance Imaging of Tumors

    Joseph T. Paletta;Hui Zhang;Michael D. Boska;M. Francesca Ottaviani

Frequent Co-Authors

Suchada Rajca
Suchada Rajca University of Nebraska–Lincoln
Maren Pink
Maren Pink Indiana University
Sandra S. Eaton
Sandra S. Eaton University of Denver
Gareth R. Eaton
Gareth R. Eaton University of Denver
Arrigo Calzolari
Arrigo Calzolari National Research Council (CNR)
M. Francesca Ottaviani
M. Francesca Ottaviani University of Urbino
Andrew Streitwieser
Andrew Streitwieser University of California, Berkeley
Laren M. Tolbert
Laren M. Tolbert Georgia Institute of Technology
Hassane S. Mchaourab
Hassane S. Mchaourab Vanderbilt University

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