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Garry S. Hanan

D-Index & Metrics

Chemistry

D-Index
47
Citations
8435
World Ranking
15594
National Ranking
426

Garry S. Hanan 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 Garry S. Hanan 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: 250 publications — 49th percentile

49% of scientists in this discipline score the same or lower.

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

Garry S. Hanan 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 Garry S. Hanan 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: 47 D-Index — 14th percentile

14% of scientists in this discipline score the same or lower.

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

Overview

Garry S. Hanan is affiliated with the University of Montreal in Canada and has a research focus primarily within materials science and energy. Their contributions span several subfields including materials chemistry, renewable energy, sustainability and the environment, organic chemistry, oncology, and electrical and electronic engineering.

The scientist's scholarly output addresses a range of main topics within the domain of materials science, prominently including crystallization and solubility studies, X-ray diffraction in crystallography, electrocatalysts for energy conversion, synthesis and properties of metal complexes, CO2 reduction techniques and catalysts, metalloenzymes and iron-sulfur proteins, as well as advanced photocatalysis techniques.

Frequent collaborators in their research include Olivier Schott, Thomas Auvray, Amlan K. Pal, Dirk G. Kurth, and Dillip Kumar Chand, indicating a network of ongoing cooperative scientific investigation.

Garry S. Hanan has contributed significantly to several publication venues, with notable frequencies in:

  • The Cambridge Structural Database
  • Inorganic Chemistry
  • Chemical Communications
  • IUCrData
  • Dalton Transactions

Recent publications reflect research interests in photocatalysis, coordination chemistry, hydrogen production, and electronic properties of metal complexes. Selected recent papers include:

  • Active repair of a dinuclear photocatalyst for visible-light-driven hydrogen production, 2022, Nature Chemistry
  • Enhancing the photophysical properties of Ru(II) complexes by specific design of tridentate ligands, 2021, Coordination Chemistry Reviews
  • Copper catalysts for photo- and electro-catalytic hydrogen production, 2020, Inorganic Chemistry Frontiers
  • Substituted 2,4-Di(pyridin-2-yl)pyrimidine-Based Ruthenium Photosensitizers for Hydrogen Photoevolution under Red Light, 2020, Inorganic Chemistry
  • In-Depth Study of the Electronic Properties of NIR-Emissive κ3N Terpyridine Rhenium(I) Dicarbonyl Complexes, 2020, Inorganic Chemistry

Best Publications

  • Design, synthesis and photophysical studies of dipyrromethene-based materials: insights into their applications in organic photovoltaic devices.

    André Bessette;Garry S. Hanan

  • Designing tridentate ligands for ruthenium(II) complexes with prolonged room temperature luminescence lifetimes

    Elaine A. Medlycott;Garry S. Hanan

  • A Facile Route to Sterically Hindered and Non-Hindered 4′-Aryl-2,2′:6′,2′′-Terpyridines

    Jianhua Wang;Garry S. Hanan

  • Coordination Arrays: Tetranuclear Cobalt(II) Complexes with [2 × 2]-Grid Structure

    Garry S. Hanan;Dirk Volkmer;Ulrich S. Schubert;Jean-Marie Lehn

  • Synthesis and properties of mono- and oligo-nuclear Ru(II) complexes of tridentate ligands: The quest for long-lived excited states at room temperature

    Elaine A. Medlycott;Garry S. Hanan

  • Covalent multi-component systems of polyoxometalates and metal complexes: Toward multi-functional organic–inorganic hybrids in molecular and material sciences

    Marie-Pierre Santoni;Marie-Pierre Santoni;Marie-Pierre Santoni;Garry S. Hanan;Bernold Hasenknopf;Bernold Hasenknopf

  • Design, synthesis and excited-state properties of mononuclear Ru(II) complexes of tridentate heterocyclic ligands

    Amlan K. Pal;Garry S. Hanan

  • Luminescent polynuclear assemblies

    Michael W. Cooke;Garry S. Hanan

  • In search of ruthenium(II) complexes based on tridentate polypyridine ligands that feature long-lived room-temperature luminescence: the multichromophore approach.

    Rosalba Passalacqua;Frédérique Loiseau;Sebastiano Campagna;Yuan-Qing Fang

  • Synthesis, Structure, and Properties of Dinuclear and Trinuclear Rack‐Type RuII Complexes

    Garry S. Hanan;Claudia R. Arana;Jean-Marie Lehn;Dieter Fenske

  • Blue-Emissive Cobalt(III) Complexes and Their Use in the Photocatalytic Trifluoromethylation of Polycyclic Aromatic Hydrocarbons

    Amlan K. Pal;Amlan K. Pal;Chenfei Li;Garry S. Hanan;Eli Zysman‐Colman

  • Synthesis, structure, and properties of oligo-tridentate ligands; covalently assembled precursors of coordination arrays

    Garry S. Hanan;Ulrich S. Schubert;Dirk Volkmer;Emmanuel Rivière

  • A strategy for improving the room-temperature luminescence properties of Ru(II) complexes with tridentate ligands.

    Yuan-Qing Fang;Nicholas J. Taylor;Garry S. Hanan;Frédérique Loiseau

  • Intramolecular Antiferromagnetic Coupling in Supramolecular Grid Structures with Co 2 + Metal Centers

    O. Waldmann;J. Hassmann;P. Müller;G. S. Hanan

  • Ruthenium complexes of easily accessible tridentate ligands based on the 2-aryl-4,6-bis(2-pyridyl)-s-triazine motif: absorption spectra, luminescence properties, and redox behavior.

    Matthew I. J. Polson;Elaine A. Medlycott;Garry S. Hanan;Larisa Mikelsons

  • Self-Assembly at the Air−Water Interface. In-Situ Preparation of Thin Films of Metal Ion Grid Architectures

    Isabelle Weissbuch;Paul N. W. Baxter;Sidney Cohen;Hagai Cohen

  • COORDINATION ARRAYS : SYNTHESIS AND CHARACTERISATION OF RACK-TYPE DINUCLEAR COMPLEXES

    G. S. Hanan;C. R. Arana;J.-M. Lehn;G. Baum

  • Coordination Arrays: Synthesis and Characterisation of Rack‐Type Dinuclear Complexes

    Garry S. Hanan;Claudia R. Arana;Jean-Marie Lehn;Gerhard Baum

  • Molecular helicity: a general approach for helicity induction in a polyheterocyclic molecular strand

    Garry S. Hanan;Jean-Marie Lehn;Nathalie Kyritsakas;Jean Fischer

  • Self-assembly of discrete metallosupramolecular luminophores

    Michael W. Cooke;Daniel Chartrand;Garry S. Hanan

  • Koordinationsarchitekturen: Vierkern‐Cobalt(II)‐Komplexe mit [2 × 2]‐Gitterstruktur

    Garry S. Hanan;Dirk Volkmer;Ulrich S. Schubert;Jean-Marie Lehn

  • Synthesis and properties of the elusive ruthenium(II) complexes of 4'-cyano-2,2':6',2' '-terpyridine.

    Jianhua Wang;Yuan-Qing Fang;Garry S. Hanan;Frédérique Loiseau

Frequent Co-Authors

Sebastiano Campagna
Sebastiano Campagna University of Messina
Jean-Marie Lehn
Jean-Marie Lehn University of Strasbourg
Anna Proust
Anna Proust Sorbonne University
Dirk Volkmer
Dirk Volkmer University of Augsburg
Nicholas J. Taylor
Nicholas J. Taylor University of Waterloo
Dieter Fenske
Dieter Fenske Karlsruhe Institute of Technology
Ulrich S. Schubert
Ulrich S. Schubert Friedrich Schiller University Jena
Dirk G. Kurth
Dirk G. Kurth University of Würzburg
Stephen J. Loeb
Stephen J. Loeb University of Windsor
Ilaria Ciofini
Ilaria Ciofini Chimie ParisTech

External Links

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Related Online Degrees & Career Pathways

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For those interested in advancing their education, online programs provide flexibility and affordability. For example, some of the most affordable online master's degrees in forensic psychology offer insights into human behavior while complementing a scientific background in chemistry. These programs can enhance career prospects in forensic settings or criminal justice agencies.

Choosing the right educational path also involves understanding costs. When considering a similar field, it's helpful to review resources about the cost of criminal justice degree programs, which provide a good benchmark for budgeting and financial planning.

Additionally, starting with a foundational qualification like the best online criminal justice associate degree can be a strategic step. Such degrees often serve as stepping stones into the workforce or further studies, helping students apply their chemistry knowledge in multidisciplinary roles. These pathways are valuable for those aiming to combine science with law enforcement or public safety careers.

Best Scientists Citing Garry S. Hanan

Ulrich S. Schubert

Ulrich S. Schubert

Friedrich Schiller University Jena

Publications: 77

Jean-Marie Lehn

Jean-Marie Lehn

University of Strasbourg

Publications: 62

Benjamin Dietzek

Benjamin Dietzek

Friedrich Schiller University Jena

Publications: 50

Andreas Winter

Andreas Winter

Friedrich Schiller University Jena

Publications: 30

Edwin C. Constable

Edwin C. Constable

University of Basel

Publications: 29

Sebastiano Campagna

Sebastiano Campagna

University of Messina

Publications: 29

Catherine E. Housecroft

Catherine E. Housecroft

University of Basel

Publications: 28

James D. Crowley

James D. Crowley

University of Otago

Publications: 25

Yu-Wu Zhong

Yu-Wu Zhong

Chinese Academy of Sciences

Publications: 23

Jürgen Popp

Jürgen Popp

Friedrich Schiller University Jena

Publications: 22

Yongge Wei

Yongge Wei

Tsinghua University

Publications: 21

Mario Ruben

Mario Ruben

Karlsruhe Institute of Technology

Publications: 20

Yun Chi

Yun Chi

National Tsing Hua University

Publications: 20

Helmar Görls

Helmar Görls

Friedrich Schiller University Jena

Publications: 19

Laurence K. Thompson

Laurence K. Thompson

St. John's University

Publications: 19

Jianzhang Zhao

Jianzhang Zhao

Dalian University of Technology

Publications: 18

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