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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 58 10896 9837 2985 2450 163 8346

Ninian J. Blackburn publications per year

The chart shows the history of publications by Ninian J. Blackburn between 1975 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Ninian J. Blackburn published across 51 years, from 1975 to 2025, averaging 3.3 papers a year. Output peaked at 8 publications in 2005. 8 of the 167 publications appeared in the last two years.

No. of publications
2 4 6 8
Bar chart. Horizontal axis: year, 1975 to 2025. Vertical axis: number of publications, 0 to 8. Peak 8 publications in 2005. 1975: 1 publication 1976: 3 publications 1977: 0 publications 1978: 0 publications 1979: 0 publications 1980: 1 publication 1981: 1 publication 1982: 2 publications 1983: 6 publications 1984: 5 publications 1985: 0 publications 1986: 2 publications 1987: 3 publications 1988: 5 publications 1989: 3 publications 1990: 1 publication 1991: 3 publications 1992: 4 publications 1993: 7 publications 1994: 2 publications 1995: 4 publications 1996: 3 publications 1997: 2 publications 1998: 7 publications 1999: 5 publications 2000: 3 publications 2001: 2 publications 2002: 2 publications 2003: 6 publications 2004: 3 publications 2005: 8 publications 2006: 4 publications 2007: 6 publications 2008: 4 publications 2009: 4 publications 2010: 5 publications 2011: 3 publications 2012: 5 publications 2013: 2 publications 2014: 6 publications 2015: 3 publications 2016: 7 publications 2017: 2 publications 2018: 2 publications 2019: 5 publications 2020: 1 publication 2021: 2 publications 2022: 2 publications 2023: 2 publications 2024: 6 publications 2025: 2 publications
1975 2025

167 publications in total across all disciplines

View publications per year as a table
Ninian J. Blackburn: publications per year, 1975 to 2025
Year Publications
1975 1
1976 3
1977 0
1978 0
1979 0
1980 1
1981 1
1982 2
1983 6
1984 5
1985 0
1986 2
1987 3
1988 5
1989 3
1990 1
1991 3
1992 4
1993 7
1994 2
1995 4
1996 3
1997 2
1998 7
1999 5
2000 3
2001 2
2002 2
2003 6
2004 3
2005 8
2006 4
2007 6
2008 4
2009 4
2010 5
2011 3
2012 5
2013 2
2014 6
2015 3
2016 7
2017 2
2018 2
2019 5
2020 1
2021 2
2022 2
2023 2
2024 6
2025 2
Total 167
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Ninian J. Blackburn 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 Ninian J. Blackburn 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, 161–180 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: 163 publications — 18th percentile

18% 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 1,350 163
181–200 1,344
201–220 1,281
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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Ninian J. Blackburn 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 Ninian J. Blackburn 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, 58–59 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: 58 D-Index — 42nd percentile

42% 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 58
60–61 882
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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Overview

Ninian J. Blackburn is a researcher affiliated with Oregon Health & Science University in the United States. Their work spans multiple areas within biochemistry and chemistry, focusing on molecular biology, inorganic chemistry, and applications related to renewable energy and sustainability. Blackburn's research also touches on nutrition and dietetics as well as materials chemistry.

Their publication record includes a variety of topics, particularly emphasizing metal-catalyzed oxygenation mechanisms and the role of trace elements in health. Other significant topics covered are melanoma and MAPK pathways, CO2 reduction techniques and catalysts, porphyrin and phthalocyanine chemistry, metal complexes synthesis and properties, and chromium effects and bioremediation.

Frequent coauthors in Blackburn's work include Katherine W. Rush, Evan F. Welch, Stefanie D. Boyd, Katherine B. Alwan, and Duane D. Winkler. These collaborations reflect ongoing research engagements across related fields.

Blackburn's recent papers illustrate the scope of their research interests with publications in respected scientific journals:

  • "The copper chaperone CCS facilitates copper binding to MEK1/2 to promote kinase activation" (2021, Journal of Biological Chemistry)
  • "Copper monooxygenase reactivity: Do consensus mechanisms accurately reflect experimental observations?" (2022, Journal of Inorganic Biochemistry)
  • "Capturing the Binuclear Copper State of Peptidylglycine Monooxygenase Using a Peptidyl-Homocysteine Lure" (2024, Journal of the American Chemical Society)
  • "Peptide Selenocysteine Substitutions Reveal Direct Substrate-Enzyme Interactions at Auxiliary Clusters in Radical S-Adenosyl-l-methionine Maturases" (2023, Journal of the American Chemical Society)
  • "New structures reveal flexible dynamics between the subdomains of peptidylglycine monooxygenase. Implications for an open to closed mechanism" (2023, Protein Science)

Blackburn's work has appeared frequently in these venues among others:

  • Journal of the American Chemical Society
  • Biochemistry
  • Dalton Transactions
  • Journal of Biological Chemistry
  • Journal of Inorganic Biochemistry

Their research contributes to core areas of biochemistry, genetics, and molecular biology with a significant emphasis on chemistry. The subfields Blackburn focuses on indicate interdisciplinary approaches involving molecular biology, inorganic chemistry, and environmental sciences.

Best Publications

  • Three-dimensional structure of the human copper transporter hCTR1

    Christopher J. De Feo;Stephen G. Aller;Stephen G. Aller;Gnana S. Siluvai;Ninian J. Blackburn

  • Peroxo-, Oxo-, and Hydroxo-Bridged Dicopper Complexes: Observation of Exogenous Hydrocarbon Substrate Oxidation

    Honorio V. Obias;Yin Lin;N. N. Murthy;Elna Pidcock

  • Metal-metal bonding in biology: EXAFS evidence for a 2.5 A copper-copper bond in the CuA center of cytochrome oxidase.

    Ninian J. Blackburn;Mary E. Barr;William H. Woodruff;John van der Ooost

  • Structural Studies of Copper(I) Complexes of Amyloid‐β Peptide Fragments: Formation of Two‐Coordinate Bis(histidine) Complexes

    Richard A. Himes;Ga Young Park;Gnana Sutha Siluvai;Ninian J. Blackburn

  • Dioxygen−copper reactivity: generation, characterization, and reactivity of a hydroperoxo−dicopper(II) complex

    Kenneth D. Karlin;Phalguni. Ghosh;Richard W. Cruse;Amjad. Farooq

  • Direct metal transfer between periplasmic proteins identifies a bacterial copper chaperone.

    Ireena Bagai;Christopher Rensing;Ninian J. Blackburn;Megan M. McEvoy

  • X-ray Absorption Spectroscopy of Metal-Histidine Coordination in Metalloproteins. Exact Simulation of the EXAFS of Tetrakis(imidazole)copper(II) Nitrate and Other Copper-Imidazole Complexes by the Use of a Multiple-Scattering Treatment

    Richard W. Strange;Ninian J. Blackburn;P. F. Knowles;S. Samar Hasnain

  • Substrate-linked Conformational Change in the Periplasmic Component of a Cu(I)/Ag(I) Efflux System

    Ireena Bagai;Wenbo Liu;Christopher Rensing;Ninian J. Blackburn

  • Unusual Cu(I)/Ag(I) coordination of Escherichia coli CusF as revealed by atomic resolution crystallography and X‐ray absorption spectroscopy

    Isabell R. Loftin;Sylvia Franke;Sylvia Franke;Ninian J. Blackburn;Megan M. McEvoy

  • The CuA domain of Thermus thermophilus ba3-type cytochrome c oxidase at 1.6 A resolution.

    Pamela A. Williams;Ninian J. Blackburn;Donita Sanders;Donita Sanders;Henry Bellamy

  • Hydrogen Tunneling in Peptidylglycine α-Hydroxylating Monooxygenase

    Wilson A. Francisco;Michael J. Knapp;Ninian J. Blackburn;Judith P. Klinman

  • The catalytic core of peptidylglycine alpha-hydroxylating monooxygenase: investigation by site-directed mutagenesis, Cu X-ray absorption spectroscopy, and electron paramagnetic resonance.

    Betty A. Eipper;Andrew S. W. Quon;Richard E. Mains;John S. Boswell

  • An extended-X-ray-absorption-fine-structure study of bovine erythrocyte superoxide dismutase in aqueous solution. Direct evidence for three-co-ordinate Cu(I) in reduced enzyme.

    N J Blackburn;S S Hasnain;N Binsted;G P Diakun

  • The N-terminal metal-binding site 2 of the Wilson's Disease Protein plays a key role in the transfer of copper from Atox1

    Joel M. Walker;Dominik Huster;Martina Ralle;Clinton T. Morgan

  • X-ray absorption spectroscopy of the copper chaperone HAH1 reveals a linear two-coordinate Cu(I) center capable of adduct formation with exogenous thiols and phosphines.

    Martina Ralle;Svetlana Lutsenko;Ninian J. Blackburn

  • Probing the Role of Axial Methionine in the Blue Copper Center of Azurin with Unnatural Amino Acids

    Steven M. Berry;Martina Ralle;Donald W. Low;Ninian J. Blackburn

  • Structural Characterization of the First Example of a Bis(μ-thiolato)dicopper(II) Complex, Relevance to Proposals for the Electron Transfer Sites in Cytochrome c Oxidase and Nitrous Oxide Reductase

    Robert P. Houser;Jason A. Halfen;Victor G. Young;Ninian J. Blackburn

  • Major changes in copper coordination accompany reduction of peptidylglycine monooxygenase: implications for electron transfer and the catalytic mechanism.

    Ninian J. Blackburn;Francis C. Rhames;Martina Ralle;Shulamit Jaron

  • Structural investigations on the coordination environment of the active-site copper centers of recombinant bifunctional peptidylglycine alpha-amidating enzyme.

    John S. Boswell;Brian J. Reedy;Raviraj Kulathila;David Merkler

  • X-ray Absorption Studies on the Mixed-Valence and Fully Reduced Forms of the Soluble CuA Domains of Cytochrome c Oxidase

    Ninian J. Blackburn;Simon De Vries;Mary E. Barr;Robert P. Houser

Frequent Co-Authors

Kenneth D. Karlin
Kenneth D. Karlin Johns Hopkins University
Richard W. Strange
Richard W. Strange University of Essex
Svetlana Lutsenko
Svetlana Lutsenko Johns Hopkins University
Yi Lu
Yi Lu University of Illinois at Urbana-Champaign
Wilfred A. van der Donk
Wilfred A. van der Donk University of Illinois at Urbana-Champaign
Judith P. Klinman
Judith P. Klinman University of California, Berkeley
S. Samar Hasnain
S. Samar Hasnain University of Liverpool
James A. Fee
James A. Fee Scripps Research Institute
Richard E. Mains
Richard E. Mains University of Connecticut Health Center
Betty A. Eipper
Betty A. Eipper University of Connecticut Health Center

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