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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 9339 8464 526 472 301 11893

John V. Hanna publications per year

The chart shows the history of publications by John V. Hanna between 1987 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. John V. Hanna published across 39 years, from 1987 to 2025, averaging 8.5 papers a year. Output peaked at 24 publications in 2012. 16 of the 333 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1987 to 2025. Vertical axis: number of publications, 0 to 24. Peak 24 publications in 2012. 1987: 1 publication 1988: 1 publication 1989: 1 publication 1990: 2 publications 1991: 7 publications 1992: 9 publications 1993: 10 publications 1994: 7 publications 1995: 5 publications 1996: 3 publications 1997: 2 publications 1998: 4 publications 1999: 4 publications 2000: 5 publications 2001: 5 publications 2002: 5 publications 2003: 6 publications 2004: 5 publications 2005: 4 publications 2006: 6 publications 2007: 8 publications 2008: 11 publications 2009: 12 publications 2010: 18 publications 2011: 13 publications 2012: 24 publications 2013: 11 publications 2014: 14 publications 2015: 10 publications 2016: 15 publications 2017: 12 publications 2018: 15 publications 2019: 12 publications 2020: 22 publications 2021: 11 publications 2022: 9 publications 2023: 8 publications 2024: 3 publications 2025: 13 publications
1987 2025

333 publications in total across all disciplines

View publications per year as a table
John V. Hanna: publications per year, 1987 to 2025
Year Publications
1987 1
1988 1
1989 1
1990 2
1991 7
1992 9
1993 10
1994 7
1995 5
1996 3
1997 2
1998 4
1999 4
2000 5
2001 5
2002 5
2003 6
2004 5
2005 4
2006 6
2007 8
2008 11
2009 12
2010 18
2011 13
2012 24
2013 11
2014 14
2015 10
2016 15
2017 12
2018 15
2019 12
2020 22
2021 11
2022 9
2023 8
2024 3
2025 13
Total 333
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John V. Hanna 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 John V. Hanna 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, 301–320 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: 301 publications — 63rd percentile

63% 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
221–240 1,216
241–260 1,100
261–280 979
281–300 939
301–320 764 301
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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John V. Hanna 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 John V. Hanna 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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Overview

John V. Hanna is affiliated with the University of Warwick in the United Kingdom. Their research contributions span key areas in materials science and engineering, with a significant focus on materials chemistry and biomedical engineering.

Their work includes a range of publications addressing topics such as bone tissue engineering materials, perovskite materials and applications, solid-state spectroscopy and crystallography, and X-ray diffraction in crystallography. Other topics include crystallization and solubility studies, advanced NMR techniques, and research related to concrete and cement materials.

Frequent co-authors collaborating with John V. Hanna include:

  • David G. Bradley
  • Mark E. Smith
  • Kristian Barnsley
  • Gregory J. Rees
  • Julian R. Jones

Common publication venues for their research are:

  • The Cambridge Structural Database
  • Chemistry of Materials
  • Journal of the American Ceramic Society
  • ACS Applied Nano Materials
  • Nature Communications

Recent papers by John V. Hanna include:

  • "Navigating surface reconstruction of spinel oxides for electrochemical water oxidation," 2023, Nature Communications
  • "Heavy Water Additive in Formamidinium: A Novel Approach to Enhance Perovskite Solar Cell Efficiency," 2020, Advanced Materials
  • "Biodegradable zinc-containing mesoporous silica nanoparticles for cancer therapy," 2020, Materials Today Advances
  • "Characterization of and Structural Insight into Struvite-K, MgKPO4·6H2O, an Analogue of Struvite," 2020, Inorganic Chemistry
  • "Performance Enhanced Light-Emitting Diodes Fabricated from Nanocrystalline CsPbBr3 with In Situ Zn2+ Addition," 2020, ACS Applied Electronic Materials

The breadth of their research covers multiple subfields including materials chemistry, biomedical engineering, electrical and electronic engineering, biomaterials, and electronic, optical, and magnetic materials. Their work interlinks advanced characterization techniques with applied research in energy materials and biomedical technologies.

Best Publications

  • Phase evolution of C-(N)-A-S-H/N-A-S-H gel blends investigated via alkali-activation of synthetic calcium aluminosilicate precursors

    Brant Walkley;Rackel San Nicolas;Marc-Antoine Sani;Gregory J. Rees

  • Tetragonal structure model for boehmite-derived γ-alumina

    G. Paglia;C.E. Buckley;A.L. Rohl;B.A. Hunter

  • Boehmite Derived γ-Alumina System. 1. Structural Evolution with Temperature, with the Identification and Structural Determination of a New Transition Phase, γ‘-Alumina

    Gianluca Paglia;Craig E. Buckley;Andrew L. Rohl;Robert D. Hart

  • Deoxygenation of Graphene Oxide: Reduction or Cleaning?

    Helen R. Thomas;Stephen P. Day;William E. Woodruff;Cristina Vallés

  • Source indicators of humic substances : an elemental composition, solid state 13C CP/MAS NMR and Py-GC/MS study

    X.Q Lu;J.V Hanna;W.D Johnson

  • Controlling particle size in the Stöber process and incorporation of calcium

    Sarah L. Greasley;Samuel J. Page;Slobodan Sirovica;Shu Chen

  • 29Si, 27Al, 1H and 23Na MAS NMR Study of the Bonding Character in Aluminosilicate Inorganic Polymers

    M. R. Rowles;M. R. Rowles;John V. Hanna;K. J. Pike;K. J. Pike;Mark E. Smith

  • Structural Studies of Bulk to Nanosize Niobium Oxides with Correlation to Their Acidity

    Hannah Theresa Kreissl;Molly Meng-Jung Li;Yung-Kang Peng;Keizo Nakagawa

  • Preparation of hydrofullerenes by hydrogen radical induced hydrogenation

    Moetaz I. Attalla;Anthony M. Vassallo;Bruce N. Tattam;John V. Hanna

  • Biodegradability of sol–gel silica microparticles for drug delivery

    Kim S. Finnie;Daniel J. Waller;Francois L. Perret;Anwen M. Krause-Heuer

  • Characterizing the hierarchical structures of bioactive sol–gel silicate glass and hybrid scaffolds for bone regeneration

    Richard A. Martin;S. Yue;John V. Hanna;P. D. Lee

  • Bioactive glass scaffolds for bone regeneration and their hierarchical characterisation

    Julian R. Jones;S. Lin;S. Yue;P. D. Lee

  • Solid-state lead-207 NMR of lead(II) nitrate: Localized heating effects at high magic angle spinning speeds

    Leon C. M. van Gorkom;James M. Hook;Michael B. Logan;John V. Hanna

  • Relative strengths of phosphoric acid-reacted and alkali-reacted metakaolin materials

    Dan S. Perera;John V. Hanna;Joel Davis;Mark G. Blackford

  • Cesium Copper Iodide Tailored Nanoplates and Nanorods for Blue, Yellow, and White Emission

    Parth Vashishtha;Gautam V. Nutan;Benjamin E. Griffith;Yanan Fang

  • Chemical characterisation and fabrication of chitosan–silica hybrid scaffolds with 3-glycidoxypropyl trimethoxysilane

    Louise S. Connell;Frederik Romer;Marta Suárez;Esther M. Valliant

  • Molecular characterization of dissolved organic matter in freshwater wetlands of the Florida Everglades

    X. Q. Lu;N. Maie;J. V. Hanna;D. L. Childers

  • Crystal Structures and Vibrational Spectroscopy of Copper(I) Thiourea Complexes

    Graham A. Bowmaker;John V. Hanna;Chaveng Pakawatchai;Brian W. Skelton

  • Ion exchange in the charge-balancing sites of aluminosilicate inorganic polymers

    Sean J. O'Connor;Kenneth J. D. MacKenzie;Mark E. Smith;John V. Hanna

  • Navigating surface reconstruction of spinel oxides for electrochemical water oxidation

    Unknown

  • Aqueous leachability of metakaolin-based geopolymers with molar ratios of Si/Al = 1.5 4

    Z. Aly;E.R. Vance;D.S. Perera;J.V. Hanna

Frequent Co-Authors

Mark E. Smith
Mark E. Smith University of Southampton
Graham A. Bowmaker
Graham A. Bowmaker University of Auckland
Allan H. White
Allan H. White University of Western Australia
Brian W. Skelton
Brian W. Skelton University of Western Australia
Julian R. Jones
Julian R. Jones Imperial College London
Peter Conrad Healy
Peter Conrad Healy Griffith University
Richard P. Martin
Richard P. Martin Rutgers, The State University of New Jersey
Michael A. Wilson
Michael A. Wilson University of Sydney
Jonathan C. Knowles
Jonathan C. Knowles University College London
Claudio Pettinari
Claudio Pettinari University of Camerino

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