World's Best Scientists 2026 revealed!

D-Index & Metrics

Discipline name D-Index World Ranking National Ranking Publications Citations
Materials Science 76 3280 920 386 20713
Chemistry 73 4942 1546 367 19623

Charles J. O'Connor publications per year

The chart shows the history of publications by Charles J. O'Connor between 1975 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Charles J. O'Connor published across 51 years, from 1975 to 2025, averaging 8.8 papers a year. Output peaked at 26 publications in 2005. 1 of the 448 publications appeared in the last two years.

No. of publications
5 10 15 20 25
Bar chart. Horizontal axis: year, 1975 to 2025. Vertical axis: number of publications, 0 to 26. Peak 26 publications in 2005. 1975: 2 publications 1976: 6 publications 1977: 7 publications 1978: 4 publications 1979: 10 publications 1980: 5 publications 1981: 8 publications 1982: 7 publications 1983: 5 publications 1984: 7 publications 1985: 5 publications 1986: 7 publications 1987: 12 publications 1988: 8 publications 1989: 6 publications 1990: 15 publications 1991: 8 publications 1992: 4 publications 1993: 20 publications 1994: 17 publications 1995: 11 publications 1996: 24 publications 1997: 13 publications 1998: 15 publications 1999: 20 publications 2000: 11 publications 2001: 21 publications 2002: 20 publications 2003: 22 publications 2004: 19 publications 2005: 26 publications 2006: 16 publications 2007: 12 publications 2008: 12 publications 2009: 8 publications 2010: 15 publications 2011: 3 publications 2012: 7 publications 2013: 6 publications 2014: 1 publication 2015: 0 publications 2016: 0 publications 2017: 0 publications 2018: 0 publications 2019: 0 publications 2020: 0 publications 2021: 0 publications 2022: 2 publications 2023: 0 publications 2024: 0 publications 2025: 1 publication
1975 2025

448 publications in total across all disciplines

View publications per year as a table
Charles J. O'Connor: publications per year, 1975 to 2025
Year Publications
1975 2
1976 6
1977 7
1978 4
1979 10
1980 5
1981 8
1982 7
1983 5
1984 7
1985 5
1986 7
1987 12
1988 8
1989 6
1990 15
1991 8
1992 4
1993 20
1994 17
1995 11
1996 24
1997 13
1998 15
1999 20
2000 11
2001 21
2002 20
2003 22
2004 19
2005 26
2006 16
2007 12
2008 12
2009 8
2010 15
2011 3
2012 7
2013 6
2014 1
2015 0
2016 0
2017 0
2018 0
2019 0
2020 0
2021 0
2022 2
2023 0
2024 0
2025 1
Total 448
Download as CSV

Charles J. O'Connor publications per year - data summary

  • Charles J. O'Connor, a Materials Science scholar from University of New Orleans, has 448 publications recorded across 51 years, from 1975 to 2025.
  • The oldest publication on record dates to 1975 and the most recent to 2025.
  • The most productive year is 2005, with 26 publications.
  • The least productive years with any output are 2014 and 2025, with 1 publication each.
  • 9 of the 51 years in the span carry no publications at all (2015, 2016, 2017, 2018 and others).
  • The rate of publication averages 8.8 papers per year over the whole span, or 10.7 per year counting only the 42 years with at least one publication.
  • The last 5 years on the chart (2021-2025) hold 3 publications, <1% of the career total.
  • Split into equal eras - 1975-1991: 122 publications (7.2 per year); 1992-2008: 283 publications (16.6 per year); 2009-2025: 43 publications (2.5 per year).
  • Comparing the opening and closing eras, the overall trend of publication is declining.

Charles J. O'Connor publication distribution in Materials Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Materials Science in 2026. The highlighted bar marks where Charles J. O'Connor sits on this spectrum.

No. of scientists
200 400 600 800
Bar chart with 57 bars. Horizontal axis: publications, 50–69 to 1,163+. Vertical axis: number of scientists, 0 to 891. Most scientists, 891, have 190–209 publications. The last bar groups every scientist with 1,163 publications or more. The highlighted bar, 370–389 publications, is where this scientist sits. 50–69 publications: 28 scientists 70–89 publications: 152 scientists 90–109 publications: 356 scientists 110–129 publications: 487 scientists 130–149 publications: 723 scientists 150–169 publications: 835 scientists 170–189 publications: 850 scientists 190–209 publications: 891 scientists 210–229 publications: 862 scientists 230–249 publications: 766 scientists 250–269 publications: 726 scientists 270–289 publications: 665 scientists 290–309 publications: 593 scientists 310–329 publications: 537 scientists 330–349 publications: 477 scientists 350–369 publications: 440 scientists 370–389 publications: 356 scientists 390–409 publications: 321 scientists 410–429 publications: 256 scientists 430–449 publications: 246 scientists 450–469 publications: 216 scientists 470–489 publications: 212 scientists 490–509 publications: 174 scientists 510–529 publications: 194 scientists 530–549 publications: 162 scientists 550–569 publications: 131 scientists 570–589 publications: 111 scientists 590–609 publications: 103 scientists 610–629 publications: 99 scientists 630–649 publications: 77 scientists 650–669 publications: 92 scientists 670–689 publications: 56 scientists 690–709 publications: 53 scientists 710–729 publications: 53 scientists 730–749 publications: 38 scientists 750–769 publications: 52 scientists 770–789 publications: 43 scientists 790–809 publications: 38 scientists 810–829 publications: 34 scientists 830–849 publications: 25 scientists 850–869 publications: 18 scientists 870–889 publications: 20 scientists 890–909 publications: 24 scientists 910–929 publications: 27 scientists 930–949 publications: 20 scientists 950–969 publications: 17 scientists 970–989 publications: 10 scientists 990–1,009 publications: 16 scientists 1,010–1,029 publications: 13 scientists 1,030–1,049 publications: 12 scientists 1,050–1,069 publications: 9 scientists 1,070–1,089 publications: 8 scientists 1,090–1,109 publications: 7 scientists 1,110–1,129 publications: 9 scientists 1,130–1,149 publications: 2 scientists 1,150–1,162 publications: 5 scientists 1,163+ publications: 100 scientists
50–69 publications 1,163+

This scientist: 386 publications — 75th percentile

75% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,163 publications or more.

View publications distribution as a table
Number of Materials Science scientists by publication count, Research.com 2026 ranking edition. Based on 12,847 ranked scientists.
Publications Scientists This scientist
50–69 28
70–89 152
90–109 356
110–129 487
130–149 723
150–169 835
170–189 850
190–209 891
210–229 862
230–249 766
250–269 726
270–289 665
290–309 593
310–329 537
330–349 477
350–369 440
370–389 356 386
390–409 321
410–429 256
430–449 246
450–469 216
470–489 212
490–509 174
510–529 194
530–549 162
550–569 131
570–589 111
590–609 103
610–629 99
630–649 77
650–669 92
670–689 56
690–709 53
710–729 53
730–749 38
750–769 52
770–789 43
790–809 38
810–829 34
830–849 25
850–869 18
870–889 20
890–909 24
910–929 27
930–949 20
950–969 17
970–989 10
990–1,009 16
1,010–1,029 13
1,030–1,049 12
1,050–1,069 9
1,070–1,089 8
1,090–1,109 7
1,110–1,129 9
1,130–1,149 2
1,150–1,162 5
1,163+ 100
Download as CSV

Charles J. O'Connor publication distribution in Materials Science in 2026 - data summary

  • The chart plots the publication count of all 12,847 Materials Science scientists ranked by Research.com in 2026, grouped into 57 ranges running from 50–69 to 1,163+ publications.
  • Charles J. O'Connor, a Materials Science scholar from University of New Orleans, records 386 publications - the 75th percentile of the discipline.
  • 75% of ranked Materials Science scientists score the same or lower than Charles J. O'Connor, and about 25% score higher.
  • The median of the discipline falls in the 250–269 publications range, and Charles J. O'Connor ranks above the median.
  • The most crowded range is 190–209 publications, holding 891 scientists (7% of the field).
  • 70% of the field sits in the lowest quarter of the value range (up to 330–349 publications), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 1,163 publications or more, 100 scientists in all (<1% of the field).

Charles J. O'Connor D-index placement in Materials Science in 2026

The chart shows the D-index (discipline H-index) distribution of Materials Science scientists ranked by Research.com in 2026. The highlighted bar marks where Charles J. O'Connor sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 64 bars. Horizontal axis: D-Index, 40–41 to 165+. Vertical axis: number of scientists, 0 to 667. Most scientists, 667, have 52–53 D-Index. The last bar groups every scientist with 165 D-Index or more. The highlighted bar, 76–77 D-Index, is where this scientist sits. 40–41 D-Index: 211 scientists 42–43 D-Index: 450 scientists 44–45 D-Index: 612 scientists 46–47 D-Index: 612 scientists 48–49 D-Index: 598 scientists 50–51 D-Index: 657 scientists 52–53 D-Index: 667 scientists 54–55 D-Index: 621 scientists 56–57 D-Index: 597 scientists 58–59 D-Index: 610 scientists 60–61 D-Index: 587 scientists 62–63 D-Index: 606 scientists 64–65 D-Index: 533 scientists 66–67 D-Index: 490 scientists 68–69 D-Index: 469 scientists 70–71 D-Index: 378 scientists 72–73 D-Index: 421 scientists 74–75 D-Index: 359 scientists 76–77 D-Index: 323 scientists 78–79 D-Index: 299 scientists 80–81 D-Index: 230 scientists 82–83 D-Index: 210 scientists 84–85 D-Index: 195 scientists 86–87 D-Index: 203 scientists 88–89 D-Index: 175 scientists 90–91 D-Index: 175 scientists 92–93 D-Index: 142 scientists 94–95 D-Index: 121 scientists 96–97 D-Index: 117 scientists 98–99 D-Index: 107 scientists 100–101 D-Index: 88 scientists 102–103 D-Index: 85 scientists 104–105 D-Index: 68 scientists 106–107 D-Index: 62 scientists 108–109 D-Index: 57 scientists 110–111 D-Index: 45 scientists 112–113 D-Index: 49 scientists 114–115 D-Index: 50 scientists 116–117 D-Index: 34 scientists 118–119 D-Index: 38 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 29 scientists 124–125 D-Index: 28 scientists 126–127 D-Index: 24 scientists 128–129 D-Index: 33 scientists 130–131 D-Index: 28 scientists 132–133 D-Index: 21 scientists 134–135 D-Index: 20 scientists 136–137 D-Index: 23 scientists 138–139 D-Index: 17 scientists 140–141 D-Index: 12 scientists 142–143 D-Index: 17 scientists 144–145 D-Index: 21 scientists 146–147 D-Index: 13 scientists 148–149 D-Index: 11 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 13 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 4 scientists 162–163 D-Index: 4 scientists 164 D-Index: 3 scientists 165+ D-Index: 98 scientists
40–41 D-Index 165+

This scientist: 76 D-Index — 75th percentile

75% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 165 D-Index or more.

View D-Index distribution as a table
Number of Materials Science scientists by D-index, Research.com 2026 ranking edition. Based on 12,847 ranked scientists.
D-Index Scientists This scientist
40–41 211
42–43 450
44–45 612
46–47 612
48–49 598
50–51 657
52–53 667
54–55 621
56–57 597
58–59 610
60–61 587
62–63 606
64–65 533
66–67 490
68–69 469
70–71 378
72–73 421
74–75 359
76–77 323 76
78–79 299
80–81 230
82–83 210
84–85 195
86–87 203
88–89 175
90–91 175
92–93 142
94–95 121
96–97 117
98–99 107
100–101 88
102–103 85
104–105 68
106–107 62
108–109 57
110–111 45
112–113 49
114–115 50
116–117 34
118–119 38
120–121 37
122–123 29
124–125 28
126–127 24
128–129 33
130–131 28
132–133 21
134–135 20
136–137 23
138–139 17
140–141 12
142–143 17
144–145 21
146–147 13
148–149 11
150–151 14
152–153 13
154–155 9
156–157 10
158–159 7
160–161 4
162–163 4
164 3
165+ 98
Download as CSV

Charles J. O'Connor D-index placement in Materials Science in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 12,847 Materials Science scientists ranked by Research.com in 2026, grouped into 64 ranges running from 40–41 to 165+ D-Index.
  • Charles J. O'Connor, a Materials Science scholar from University of New Orleans, records 76 D-Index - the 75th percentile of the discipline.
  • 75% of ranked Materials Science scientists score the same or lower than Charles J. O'Connor, and about 25% score higher.
  • The median of the discipline falls in the 62–63 D-Index range, and Charles J. O'Connor ranks above the median.
  • The most crowded range is 52–53 D-Index, holding 667 scientists (5% of the field).
  • 68% of the field sits in the lowest quarter of the value range (up to 70–71 D-Index), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 165 D-Index or more, 98 scientists in all (<1% of the field).

Overview

Charles J. O'Connor is affiliated with the University of New Orleans in the United States. Their research primarily focuses on the field of materials science, with significant emphasis on materials chemistry. The scope of their work extends into radiology, nuclear medicine, imaging, surgery, pulmonary and respiratory medicine, as well as atomic and molecular physics and optics.

The main topics covered in their published research include:

  • Crystallization and Solubility Studies
  • X-ray Diffraction in Crystallography
  • Optical Imaging and Spectroscopy Techniques
  • Hemodynamic Monitoring and Therapy
  • Kidney Stones and Urolithiasis Treatments
  • Atomic and Subatomic Physics Research
  • Advanced MRI Techniques and Applications

O'Connor has contributed to various scientific publications, notably within these venues:

  • The Cambridge Structural Database
  • European Urology Open Science
  • Animal Production Science

Significant recent papers authored or co-authored by Charles J. O'Connor include:

  • In vitro evaluation of optimal device settings for the Swiss Lithoclast Trilogy Lithotripter, 2021, European Urology Open Science
  • Lithotrite or laser in PCNL? An ex-vivo assessment of stone phantom clearance rates: Trilogy™ vs Thulium fibre laser (TFL) lithotripsy, 2022, European Urology Open Science

Other related collaborative works include:

  • Ex-vivo model of Intrarenal pressures during percutaneous nephrolithotomy, 2022, European Urology Open Science (co-authored by Donnacha Hogan)
  • CCDC 2005244: Experimental Crystal Structure Determination, 2020, The Cambridge Structural Database
  • CCDC 2005240: Experimental Crystal Structure Determination, 2020, The Cambridge Structural Database

Frequent collaborators in their research efforts include:

  • P. DeBurgomaster
  • Amanda Aldous
  • Hongxue Liu
  • Jon Zubieta
  • Derek Hennessey

Best Publications

  • Recent advances in the liquid-phase syntheses of inorganic nanoparticles.

    Unknown

  • MAGNETOCHEMISTRY: ADVANCES IN THEORY AND EXPERIMENTATION

    Charles J. O'Connor

  • Gold-coated iron (Fe@Au) nanoparticles: Synthesis, characterization, and magnetic field-induced self-assembly

    Jun Lin;Weilie Zhou;A. Kumbhar;J. Wiemann

  • An Inorganic Double Helix: Hydrothermal Synthesis, Structure, and Magnetism of Chiral [(CH3)2NH2]K4[V10O10(H2O)2(OH)4(PO4)7]·4H2O

    Victoria Soghomonian;Qin Chen;Robert C. Haushalter;Jon Zubieta

  • A Facile Synthesis and Photoluminescent Properties of Redispersible CeF3, CeF3:Tb3+, and CeF3:Tb3+/LaF3 (Core/Shell) Nanoparticles

    Wang Zl;Quan Zw;Jia Py;Lin Ck

  • Magnetic Properties of Variable-sized Fe3O4 Nanoparticles Synthesized from Non-aqueous Homogeneous Solutions of Polyols

    Daniela Caruntu;Gabriel Caruntu;Charles J O'Connor

  • Coating thickness of magnetic iron oxide nanoparticles affects R2 relaxivity.

    Leslie E.W. LaConte;Nitin Nitin;Omar Zurkiya;Daniela Caruntu

  • Solid‐State Coordination Chemistry: Hydrothermal Synthesis of Layered Vanadium Oxides with Interlayer Metal Coordination Complexes

    Yiping Zhang;Jeffrey R. D. DeBord;Charles J. O'Connor;Robert C. Haushalter

  • Solid State Coordination Chemistry: One-, Two-, and Three-Dimensional Materials Constructed from Molybdophosphonate Subunits Linked through Binuclear Copper Tetra-2-pyridylpyrazine Groups

    Eric Burkholder;Vladimir Golub;Charles J. O'Connor;Jon Zubieta

  • (μ-Oxo)(μ-carboxylato)diiron(III) Complexes with Distinct Iron Sites. Consequences of the Inequivalence and Its Relevance to Dinuclear Iron-Oxo Proteins

    Richard E. Norman;Shiping Yan;Lawrence Que;Gabriele Backes

  • Hydrothermal Chemistry of the Copper–Triazolate System: A Microporous Metal–Organic Framework Constructed from Magnetic {Cu3(μ3‐OH)(triazolate)3}2+ Building Blocks, and Related Materials

    Wayne Ouellette;Ming Hui Yu;Charles J. O'Connor;Douglas Hagrman

  • The synthesis of core–shell iron@gold nanoparticles and their characterization

    Zhihui Ban;Yuri A. Barnakov;Feng Li;Vladimir O. Golub

  • Synthesis of Variable-Sized Nanocrystals of Fe3O4 with High Surface Reactivity

    Unknown

  • Solid-state coordination chemistry of the oxomolybdate-organodiphosphonate/nickel-organoimine system: structural influences of the secondary metal coordination cation and diphosphonate tether lengths.

    Eric Burkholder;Vladimir Golub;Charles J. O'Connor;Jon Zubieta

  • Structures and Properties of Dibridged ( μ -Oxo)diiron(III) Complexes. Effects of the Fe-O-Fe Angle

    Richard E. Norman;Richard C. Holz;Stephane Menage;Charles J. O'Connor

  • Synthesis and characterization of monodisperse ultra-thin silica-coated magnetic nanoparticles.

    Ming Zhang;Brian L Cushing;Charles J O’Connor

  • Solid state coordination chemistry: two-dimensional oxides constructed from polyoxomolybdate clusters and copper–organoamine subunits

    Douglas Hagrman;Claudio Sangregorio;Charles J. O’Connor;Jon Zubieta

  • Characterization of Surface Electrostatic Potentials of some (5,5) and (n,1) Carbon and Boron/Nitrogen Model Nanotubes

    Zenaida Peralta-Inga;Pat Lane;Jane S. Murray;Sylke Boyd

  • Synthesis and relation between magnetism and structure of a trinuclear copper(II) hydroxo complex [Cu3OHL3(ClO4)]ClO4 and a hexanuclear copper(II) oxo complex [Cu3OL'3(ClO4)]2(LH=3-(phenylimino)butanone 2-oxime, L'H=1,2-diphenyl-2-(methylimino)ethanone 1-oxime)

    Raymond J. Butcher;Charles J. O'Connor;Ekkehard Sinn

  • Structural Variability of the Vanadium-Organodiphosphonate System: Hydrothermal Syntheses and Structural Characterizations of One-Dimensional, Two-Dimensional, and Three-Dimensional Phases.

    Grant Bonavia;Robert C. Haushalter;C. J. O'Connor;Jon Zubieta

  • Attachment of gold nanograins onto colloidal magnetite nanocrystals

    Unknown

  • Magnetic properties of a series of ferrite nanoparticles synthesized in reverse micelles

    C.T. Seip;E.E. Carpenter;C.J. O'Connor;V.T. John

  • Magnetism of nanophase metal and metal alloy particles formed in ordered phases

    Everett E. Carpenter;Candace T. Seip;Charles J. O’Connor

Frequent Co-Authors

Jon Zubieta
Jon Zubieta Syracuse University
Robert C. Haushalter
Robert C. Haushalter Parallel Synthesis Technologies (United States)
Edwin D. Stevens
Edwin D. Stevens University of New Orleans
Jiye Fang
Jiye Fang Binghamton University
Everett E. Carpenter
Everett E. Carpenter Virginia Commonwealth University
Olivier Kahn
Olivier Kahn Centre national de la recherche scientifique, CNRS
Lawrence Que
Lawrence Que University of Minnesota
Weilie Zhou
Weilie Zhou University of New Orleans
Vijay T. John
Vijay T. John Tulane University
Hariharan Srikanth
Hariharan Srikanth University of South Florida

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:

Best Scientists Citing Charles J. O'Connor

Recently Published Articles