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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 61 9483 8587 2664 2191 213 10120

Robert E. Sievers publications per year

The chart shows the history of publications by Robert E. Sievers between 1960 and 2023, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Robert E. Sievers published across 64 years, from 1960 to 2023, averaging 3.7 papers a year. Output peaked at 16 publications in 1970. 3 of the 237 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1960 to 2023. Vertical axis: number of publications, 0 to 16. Peak 16 publications in 1970. 1960: 1 publication 1961: 0 publications 1962: 2 publications 1963: 2 publications 1964: 3 publications 1965: 4 publications 1966: 5 publications 1967: 8 publications 1968: 1 publication 1969: 6 publications 1970: 16 publications 1971: 10 publications 1972: 11 publications 1973: 9 publications 1974: 3 publications 1975: 5 publications 1976: 4 publications 1977: 7 publications 1978: 2 publications 1979: 6 publications 1980: 4 publications 1981: 5 publications 1982: 4 publications 1983: 8 publications 1984: 6 publications 1985: 12 publications 1986: 1 publication 1987: 3 publications 1988: 5 publications 1989: 2 publications 1990: 1 publication 1991: 6 publications 1992: 3 publications 1993: 9 publications 1994: 4 publications 1995: 10 publications 1996: 3 publications 1997: 1 publication 1998: 2 publications 1999: 1 publication 2000: 4 publications 2001: 3 publications 2002: 1 publication 2003: 2 publications 2004: 0 publications 2005: 1 publication 2006: 0 publications 2007: 8 publications 2008: 4 publications 2009: 2 publications 2010: 1 publication 2011: 2 publications 2012: 1 publication 2013: 0 publications 2014: 1 publication 2015: 0 publications 2016: 2 publications 2017: 1 publication 2018: 1 publication 2019: 1 publication 2020: 3 publications 2021: 1 publication 2022: 2 publications 2023: 1 publication
1960 2023

237 publications in total across all disciplines

View publications per year as a table
Robert E. Sievers: publications per year, 1960 to 2023
Year Publications
1960 1
1961 0
1962 2
1963 2
1964 3
1965 4
1966 5
1967 8
1968 1
1969 6
1970 16
1971 10
1972 11
1973 9
1974 3
1975 5
1976 4
1977 7
1978 2
1979 6
1980 4
1981 5
1982 4
1983 8
1984 6
1985 12
1986 1
1987 3
1988 5
1989 2
1990 1
1991 6
1992 3
1993 9
1994 4
1995 10
1996 3
1997 1
1998 2
1999 1
2000 4
2001 3
2002 1
2003 2
2004 0
2005 1
2006 0
2007 8
2008 4
2009 2
2010 1
2011 2
2012 1
2013 0
2014 1
2015 0
2016 2
2017 1
2018 1
2019 1
2020 3
2021 1
2022 2
2023 1
Total 237
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Robert E. Sievers 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 Robert E. Sievers sits on this spectrum.

No. of scientists
250 500 750 1,000 1,250
Bar chart with 63 bars. Horizontal axis: publications, 61–80 to 1,295+. Vertical axis: number of scientists, 0 to 1,350. Most scientists, 1,350, have 161–180 publications. The last bar groups every scientist with 1,295 publications or more. The highlighted bar, 201–220 publications, is where this scientist sits. 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
61–80 publications 1,295+

This scientist: 213 publications — 37th percentile

37% of scientists in this discipline score the same or lower.

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

View publications distribution as a table
Number of Chemistry scientists by publication count, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
Publications Scientists This scientist
61–80 66
81–100 302
101–120 623
121–140 918
141–160 1,218
161–180 1,350
181–200 1,344
201–220 1,281 213
221–240 1,216
241–260 1,100
261–280 979
281–300 939
301–320 764
321–340 643
341–360 628
361–380 522
381–400 459
401–420 397
421–440 327
441–460 270
461–480 265
481–500 252
501–520 201
521–540 185
541–560 148
561–580 148
581–600 132
601–620 114
621–640 104
641–660 91
661–680 92
681–700 73
701–720 57
721–740 54
741–760 67
761–780 45
781–800 46
801–820 39
821–840 32
841–860 36
861–880 29
881–900 26
901–920 24
921–940 14
941–960 23
961–980 28
981–1,000 15
1,001–1,020 29
1,021–1,040 12
1,041–1,060 19
1,061–1,080 12
1,081–1,100 6
1,101–1,120 8
1,121–1,140 12
1,141–1,160 5
1,161–1,180 6
1,181–1,200 14
1,201–1,220 7
1,221–1,240 2
1,241–1,260 6
1,261–1,280 4
1,281–1,294 6
1,295+ 100
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Robert E. Sievers 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 Robert E. Sievers sits on this spectrum.

No. of scientists
250 500 750 1,000
Bar chart with 61 bars. Horizontal axis: D-Index, 40–41 to 159+. Vertical axis: number of scientists, 0 to 1,051. Most scientists, 1,051, have 56–57 D-Index. The last bar groups every scientist with 159 D-Index or more. The highlighted bar, 60–61 D-Index, is where this scientist sits. 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
40–41 D-Index 159+

This scientist: 61 D-Index — 49th percentile

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

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

View D-Index distribution as a table
Number of Chemistry scientists by D-index, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
D-Index Scientists This scientist
40–41 289
42–43 612
44–45 808
46–47 776
48–49 835
50–51 861
52–53 872
54–55 933
56–57 1,051
58–59 930
60–61 882 61
62–63 834
64–65 731
66–67 775
68–69 683
70–71 646
72–73 561
74–75 501
76–77 437
78–79 388
80–81 354
82–83 292
84–85 275
86–87 254
88–89 235
90–91 185
92–93 192
94–95 155
96–97 163
98–99 125
100–101 105
102–103 105
104–105 112
106–107 88
108–109 68
110–111 69
112–113 65
114–115 79
116–117 61
118–119 44
120–121 37
122–123 40
124–125 33
126–127 26
128–129 34
130–131 35
132–133 25
134–135 27
136–137 17
138–139 16
140–141 20
142–143 20
144–145 15
146–147 9
148–149 9
150–151 16
152–153 11
154–155 9
156–157 3
158 3
159+ 98
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Research.com Recognitions

  • 1982 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

Robert E. Sievers is affiliated with the University of Colorado Boulder in the United States. Their research spans multiple fields within medicine and social sciences, with particular focus on health, epidemiology, infectious diseases, pharmacology, and endocrinology, diabetes, and metabolism. The scientist's work encompasses topics related to vaccine coverage and hesitancy, virology and viral diseases, cannabis and cannabinoid research, diet, metabolism, disease, pancreatic function and diabetes, SARS-CoV-2 and COVID-19 research, and immune responses and vaccinations.

Frequent co-authors collaborating with Sievers include Steven Guard, Douglas A. Chapnick, Zachary C. Poss, Christopher C. Ebmeier, and Jeremy Jacobsen. These collaborations have contributed to publications in a variety of academic journals and venues.

The publication venues where Robert E. Sievers has contributed include:

  • Science Translational Medicine
  • Molecular & Cellular Proteomics
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Journal of Virus Eradication
  • Open Forum Infectious Diseases

Significant recent papers authored or co-authored by Sievers are:

  • A durable protective immune response to wild-type measles virus infection of macaques is due to viral replication and spread in lymphoid tissues, 2020, Science Translational Medicine
  • Multiomic Analysis Reveals Disruption of Cholesterol Homeostasis by Cannabidiol in Human Cell Lines, 2022, Molecular & Cellular Proteomics
  • Multi-Omic Analysis Reveals Disruption of Cholesterol Homeostasis by Cannabidiol in Human Cell Lines, 2020, bioRxiv (Cold Spring Harbor Laboratory)
  • Incentivized self-vaccination for global measles eradication, 2022, Journal of Virus Eradication
  • Inundative, Dry-Powder, Inhaled Measles Vaccination to Prevent Deaths of Young Children in War-torn Regions, 2023, Open Forum Infectious Diseases

Robert E. Sievers was awarded the fellowship of the American Association for the Advancement of Science (AAAS) in 1982.

Best Publications

  • Volatile Rare Earth Chelates

    Kent J. Eisentraut;Robert E. Sievers

  • New superior paramagnetic shift reagents for nuclear magnetic resonance spectral clarification

    Robert E. Sievers;Roger E. Rondeau

  • Methods and apparatus for fine particle formation

    Robert E Sievers;Uwe Karst

  • Rare earth chelates of 1,1,1,2,2,3,3-heptafluoro-7,7-dimethyl-4,6-octanedione

    Charles S. Springer;Devon W. Meek;Robert E. Sievers

  • Measurements of aromatic hydrocarbon ratios and NOx concentrations in the rural troposphere: Observation of air mass photochemical aging and NOx removal

    James M. Roberts;Frederick C. Fehsenfeld;Frederick C. Fehsenfeld;Shaw C. Liu;Mark J. Bollinger;Mark J. Bollinger

  • New nuclear magnetic resonance shift reagents

    Roger E. Rondeau;Robert E. Sievers

  • Vapor Deposition of Metals by Hydrogen Reduction of Metal Chelates

    Rudy L. Van Hemert;Lyle B. Spendlove;Robert E. Sievers

  • Contribution of organic nitrates to the total reactive nitrogen budget at a rural eastern U.S. site

    Martin P. Buhr;David D. Parrish;Richard B. Norton;Frederick C. Fehsenfeld

  • Conversion of nitrogen dioxide, nitric acid, and n-propyl nitrate to nitric oxide by gold-catalyzed reduction with carbon monoxide

    Mark J. Bollinger;Robert E. Sievers;David W. Fahey;Frederick C. Fehsenfeld

  • Solubilities of Copper(II) and Chromium(III) Beta-Diketonates in Supercritical Carbon-Dioxide

    Anthony F. Lagalante;Brian N. Hansen;Thomas J. Bruno;Robert E. Sievers

  • Gas chromatography of metal chelates

    Ross W. Moshier;Robert E. Sievers

  • Synthesis and characterization of alkaline-earth-metal .beta.-diketonate complexes used as precursors for chemical vapor deposition of thin film superconductors

    S. B. Turnipseed;R. M. Barkley;R. E. Sievers

  • Volatile Metal Complexes

    Robert E. Sievers;Jean E. Sadlowski

  • Dry powders of stable protein formulations from aqueous solutions prepared using supercritical CO2‐assisted aerosolization

    Scott P. Sellers;Graham S. Clark;Robert E. Sievers;John F. Carpenter

  • Supercritical fluid transport-chemical deposition of films

    Brian N. Hansen;Brooks M. Hybertson;Robert M. Barkley;Robert E. Sievers

  • Submicron-sized spherical yttrium oxide based phosphors prepared by supercritical CO2-assisted aerosolization and pyrolysis

    Chongying Xu;Barbara A. Watkins;Robert E. Sievers;Xiping Jing

  • Infrared Spectra of Metal Chelate Compounds of Hexafluoroacetylacetone

    Melvin L. Morris;Ross W. Moshier;Robert E. Sievers

  • Successful respiratory immunization with dry powder live-attenuated measles virus vaccine in rhesus macaques

    Wen Hsuan Lin;Diane E. Griffin;Paul A. Rota;Mark Papania

  • Some Metal Chelates of Ethylenediaminetetraacetic Acid, Diethylenetriaminepentaacetic Acid, and Triethylenetetraminehexaacetic Acid

    Robert E. Sievers;John C. Bailar

  • Deposition of palladium films by a novel supercritical fluid transport-chemical deposition process

    Brooks M. Hybertson;Brian N. Hansen;Robert M. Barkley;Robert E. Sievers

Frequent Co-Authors

Fred C. Fehsenfeld
Fred C. Fehsenfeld Cooperative Institute for Research in Environmental Sciences
Uwe Karst
Uwe Karst University of Münster
John F. Carpenter
John F. Carpenter University of Colorado Anschutz Medical Campus
Eric J. Williams
Eric J. Williams National Oceanic and Atmospheric Administration
D. L. Albritton
D. L. Albritton National Oceanic and Atmospheric Administration
David D. Parrish
David D. Parrish Jinan University
Stephen A. Montzka
Stephen A. Montzka National Oceanic and Atmospheric Administration
Ernst Bayer
Ernst Bayer University of Tübingen
Thomas J. Bruno
Thomas J. Bruno National Institute of Standards and Technology
Paul D. Goldan
Paul D. Goldan Earth System Research Laboratory

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