World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
86
Citations
24775
World Ranking
2566
National Ranking
897

Gary E. Maciel 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 Gary E. Maciel 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: 393 publications — 79th percentile

79% of scientists in this discipline score the same or lower.

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

Gary E. Maciel 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 Gary E. Maciel 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: 86 D-Index — 86th percentile

86% of scientists in this discipline score the same or lower.

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

Overview

Gary E. Maciel is affiliated with Colorado State University in the United States. Their academic work, based on available data, reflects an ongoing engagement with the scientific community through affiliation with a recognized research institution.

There are no recent published papers, co-authors, or frequent publication venues listed in the available data. Similarly, there are no recorded book publications, making it difficult to specify the detailed scope or disciplinary focus from their publishing history alone.

The profile does not contain specific information about the main fields or subfields of study associated with Gary E. Maciel, nor any identified main topics of work. This absence of detailed subject data limits the ability to outline precise research themes, methodologies, or areas of specialization.

No awards or honors have been recorded for Gary E. Maciel in the provided data. This profile reflects solely verifiable affiliation information and the absence of additional academic output or recognition in the sourced dataset.

Best Publications

  • Metal Oxide Surfaces and Their Interactions with Aqueous Solutions and Microbial Organisms.

    Gordon E. Brown;Victor E. Henrich;William H. Casey;David L. Clark

  • Silicon-29 NMR study of the surface of silica gel by cross polarization and magic-angle spinning

    Gary E. Maciel;Dean W. Sindorf

  • Silicon-29 NMR study of dehydrated/rehydrated silica gel using cross polarization and magic-angle spinning

    Dean W. Sindorf;Gary E. Maciel

  • Observation of spin exchange by two-dimensional fourier transform 13C cross polarization-magic-angle spinning

    Nikolaus M Szeverenyi;Mark J Sullivan;Gary E Maciel

  • Cross-polarization magic-angle-spinning silicon-29 nuclear magnetic resonance study of silica gel using trimethylsilane bonding as a probe of surface geometry and reactivity

    Dean W. Sindorf;Gary E. Maciel

  • Structural characterization of (3-aminopropyl)triethoxysilane-modified silicas by silicon-29 and carbon-13 nuclear magnetic resonance

    G. Stephen. Caravajal;Donald E. Leyden;Gregory R. Quinting;Gary E. Maciel

  • SOLID‐STATE NMR STUDIES OF THE REACTIONS OF SILICA SURFACES WITH POLYFUNCTIONAL CHLOROMETHYLSILANES AND ETHOXYMETHYLSILANES

    Dean W. Sindorf;Gary E. Maciel

  • Proton NMR study of dehydration of the silica gel surface

    Charles E. Bronnimann;Robert C. Zeigler;Gary E. Maciel

  • Aromaticity of Humic Substances in Soils1

    Patrick G. Hatcher;Morris Schnitzer;Larry W. Dennis;Gary E. Maciel

  • The Fumed Silica Surface: A Study by NMR

    Changhua C. Liu† and;Gary E. Maciel

  • A Detailed Model of Local Structure and Silanol Hydrogen Bonding of Silica Gel Surfaces

    I-Ssuer Chuang and;Gary E. Maciel

  • Carbon-13 NMR spectra of cellulose polymorphs

    Unknown

  • Setting the magic angle using a quadrupolar nuclide

    James S Frye;Gary E Maciel

  • Selective preservation and origin of petroleum-forming aquatic kerogen

    Patrick G. Hatcher;Elliott C. Spiker;Nikolaus M. Szeverenyi;Gary E. Maciel

  • Silicon-29 CP/MAS NMR studies of methylchlorosilane reactions on silica gel

    Dean W. Sindorf;Gary E. Maciel

  • Correlation of Isotropic Shifts and Chemical Shift Anisotropies by Two-Dimensional Fourier-Transform Magic-Angle Hopping NMR Spectroscopy

    Ad Bax;Nikolaus M Szeverenyi;Gary E Maciel

  • Water and the silica surface as studied by variable-temperature high-resolution proton NMR

    David R. Kinney;I Ssuer Chuang;Gary E. Maciel

  • Approximate self-consistent molecular orbital theory of nuclear spin coupling. I. Directly bonded carbon-hydrogen coupling constants

    G. E. Maciel;J. W. McIver;N. S. Ostlund;J. A. Pople

  • Carbon-13 nuclear magnetic resonance spectrometry with cross polarization and magic-angle spinning for analysis of lodgepole pine wood

    Waclaw. Kolodziejski;James S. Frye;Gary E. Maciel

  • Chemical shift anisotropy in powdered solids studied by 2D FT NMR with flipping of the spinning axis

    Ad Bax;Nikolaus M Szeverenyi;Gary E Maciel

  • PROBING HYDROGEN BONDING AND THE LOCAL ENVIRONMENT OF SILANOLS ON SILICA SURFACES VIA NUCLEAR SPIN CROSS POLARIZATION DYNAMICS

    I-Ssuer Chuang and;Gary E. Maciel

Frequent Co-Authors

Mark F. Davis
Mark F. Davis National Renewable Energy Laboratory
Patrick G. Hatcher
Patrick G. Hatcher Old Dominion University
Ad Bax
Ad Bax National Institutes of Health
James F. Haw
James F. Haw University of Southern California
Harry C. Dorn
Harry C. Dorn Virginia Tech
Paul D. Ellis
Paul D. Ellis Doty Scientific (United States)
Joseph J. H. Ackerman
Joseph J. H. Ackerman Washington University in St. Louis
William H. Orem
William H. Orem United States Geological Survey
Robert H. Doremus
Robert H. Doremus Rensselaer Polytechnic Institute
Bruce A. Parkinson
Bruce A. Parkinson University of Wyoming

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