World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
90
Citations
34120
World Ranking
2041
National Ranking
746

Theo Siegrist 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 Theo Siegrist 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: 451 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.

Theo Siegrist 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 Theo Siegrist 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: 90 D-Index — 89th percentile

89% 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

  • 2005 - Fellow of American Physical Society (APS) Citation For elucidation of crystal structure and structureproperty relationships of HighTc superconductor materials and related systems

Overview

Theo Siegrist is affiliated with Florida A&M University - Florida State University College of Engineering in the United States. Their research primarily focuses on Materials Science, with significant contributions to Materials Chemistry, Electronic, Optical and Magnetic Materials, Condensed Matter Physics, Electrical and Electronic Engineering, and Atomic and Molecular Physics, and Optics.

Their work explores a range of topics including:

  • Crystallization and Solubility Studies
  • X-ray Diffraction in Crystallography
  • Advanced Condensed Matter Physics
  • Perovskite Materials and Applications
  • Magnetic and transport properties of perovskites and related materials
  • Topological Materials and Phenomena
  • 2D Materials and Applications

Siegrist has published extensively in various scientific venues. The most frequent publication outlets include:

  • The Cambridge Structural Database
  • arXiv (Cornell University)
  • Physical review. B./Physical review. B
  • Chemistry of Materials
  • Physical Review Letters

Their selected recent papers provide insight into core areas of investigation:

  • Bulk Assembly of Multicomponent Zero-Dimensional Metal Halides with Dual Emission, 2020, ACS Materials Letters
  • Ultrafine microstructure and hardness in Fe-Cr-Co alloy induced by spinodal decomposition under magnetic field, 2020, Materials & Design
  • Metal Halide Scaffolded Assemblies of Organic Molecules with Enhanced Emission and Room Temperature Phosphorescence, 2021, The Journal of Physical Chemistry Letters
  • Suppression of discontinuous precipitation and strength improvement by Sc doping in Cu-6 wt%Ag alloys, 2022, Journal of Material Science and Technology
  • Understanding the effect of light and temperature on the optical properties and stability of mixed-ion halide perovskites, 2020, Journal of Materials Chemistry C

Theo Siegrist collaborates frequently with other researchers. Notable co-authors include:

  • Jennifer Neu
  • Kaya Wei
  • David J. Singh
  • Ryan Baumbach
  • Thomas E. Albrecht-Schmitt

Among their recognitions, Siegrist was named a Fellow of the American Physical Society (APS) in 2005, acknowledged for work related to elucidation of crystal structure and structure-property relationships of High-Tc superconductor materials and related systems.

Best Publications

  • Bulk superconductivity at 91 K in single-phase oxygen-deficient perovskite Ba 2 YCu 3 O 9 − δ

    R. J. Cava;B. Batlogg;R. B. van Dover;D. W. Murphy

  • A soluble and air-stable organic semiconductor with high electron mobility

    H. E. Katz;A. J. Lovinger;J. Johnson;C. Kloc

  • Superconductivity in the quaternary intermetallic compounds LnNi 2 B 2 C

    R. J. Cava;H. Takagi;H. W. Zandbergen;J. J. Krajewski

  • New Phases of C60 Synthesized at High Pressure

    Y. Iwasa;T. Arima;R. M. Fleming;T. Siegrist

  • Structure and physical properties of single crystals of the 84-K superconductor Bi 2.2 Sr 2 Ca 0.8 Cu 2 O 8+δ

    S. A. Sunshine;T. Siegrist;L. F. Schneemeyer;D. W. Murphy

  • The parent structure of the layered high-temperature superconductors

    T. Siegrist;S. M. Zahurak;D. W. Murphy;R. S. Roth

  • Physical vapor growth of organic semiconductors

    R.A Laudise;Ch Kloc;P.G Simpkins;T Siegrist

  • One-dimensional organic lead halide perovskites with efficient bluish white-light emission.

    Zhao Yuan;Chenkun Zhou;Yu Tian;Yu Shu

  • Superconductivity at 23 K in yttrium palladium boride carbide

    R. J. Cava

  • Crystal structure and the paraelectric-to-ferroelectric phase transition of nanoscale BaTiO3.

    Millicent B. Smith;Katharine Page;Theo Siegrist;Peter L. Redmond

  • Low-Dimensional Organometal Halide Perovskites

    Haoran Lin;Chenkun Zhou;Yu Tian;Theo Siegrist;Theo Siegrist

  • Disorder-induced localization in crystalline phase-change materials

    T. Siegrist;P. Jost;H. Volker;M. Woda

  • The crystal structure of superconducting LuNi 2 B 2 C and the related phase LuNiBC

    T. Siegrist;H. W. Zandbergen;R. J. Cava;J. J. Krajewski

  • Superconductivity near 70 K in a new family of layered copper oxides

    Robert J. Cava;Bertram Batlogg;J. J. Krajewski;L. W. Rupp

  • Cupric oxide as an induced-multiferroic with high-TC.

    T. Kimura;Y. Sekio;H. Nakamura;T. Siegrist

  • Luminescent zero-dimensional organic metal halide hybrids with near-unity quantum efficiency

    Chenkun Zhou;Haoran Lin;Yu Tian;Zhao Yuan

  • Photochemical Stability of Pentacene and a Substituted Pentacene in Solution and in Thin Films

    Ashok Maliakal;Krishnan Raghavachari;Howard Katz;and Edwin Chandross

  • Synthesis, crystal structure, and transistor performance of tetracene derivatives

    Hyunsik Moon;Roswitha Zeis;Evert-Jan Borkent;Celine Besnard

  • Crystal structure of the high-Tc superconductor Ba2YCu3O9- delta.

    T. Siegrist;S. Sunshine;D.W. Murphy;R.J. Cava

  • Physical vapor growth of centimeter-sized crystals of α-hexathiophene

    Ch. Kloc;P.G. Simpkins;T. Siegrist;R.A. Laudise

  • Preparation and structure of the alkali-metal fulleride A4C60

    R. M. Fleming;M. J. Rosseinsky;A. P. Ramirez;D. W. Murphy

Frequent Co-Authors

Arthur P. Ramirez
Arthur P. Ramirez University of California, Santa Cruz
Robert Joseph Cava
Robert Joseph Cava Princeton University
Christian Kloc
Christian Kloc Nanyang Technological University
Luis Balicas
Luis Balicas Florida State University
Lynn Schneemeyer
Lynn Schneemeyer Alcatel Lucent (Germany)
Robert S. Roth
Robert S. Roth National Institute of Standards and Technology
R. B. van Dover
R. B. van Dover Cornell University
David J. Singh
David J. Singh University of Missouri
Biwu Ma
Biwu Ma Florida State University
Robert C. Haddon
Robert C. Haddon University of California, Riverside

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

For students interested in Chemistry, understanding related fields and career pathways can open new opportunities. Many professionals find value in exploring degrees like criminal justice or paralegal studies, which complement scientific knowledge with skills in law and regulation. If you are considering the costs associated with online education, reviewing resources like criminal justice degree price helps clarify tuition and fees for comparable programs.

Starting with foundational education, one option is pursuing an accredited online criminal justice associate degree. This credential supports an interdisciplinary approach, useful for careers that blend science, policy, and enforcement. Similarly, paralegal degree programs enhance an understanding of legal frameworks crucial in chemical patent law, compliance, and other regulatory roles.

For chemistry graduates eyeing the commercial sector, learning how to become a pharmaceutical sales rep can provide a lucrative and dynamic career path. This role combines scientific expertise with communication skills, promoting new medical products and therapies effectively.

Best Scientists Citing Theo Siegrist

Trending Scientists

Recently Published Articles