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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Materials Science 56 8257 7984 324 306 224 11245
Chemistry 56 11659 10500 658 586 218 10726

Jawwad A. Darr publications per year

The chart shows the history of publications by Jawwad A. Darr between 1993 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Jawwad A. Darr published across 33 years, from 1993 to 2025, averaging 7.5 papers a year. Output peaked at 26 publications in 2016. 12 of the 248 publications appeared in the last two years.

No. of publications
5 10 15 20 25
Bar chart. Horizontal axis: year, 1993 to 2025. Vertical axis: number of publications, 0 to 26. Peak 26 publications in 2016. 1993: 2 publications 1994: 0 publications 1995: 0 publications 1996: 3 publications 1997: 5 publications 1998: 8 publications 1999: 2 publications 2000: 1 publication 2001: 3 publications 2002: 0 publications 2003: 1 publication 2004: 2 publications 2005: 3 publications 2006: 5 publications 2007: 10 publications 2008: 10 publications 2009: 13 publications 2010: 14 publications 2011: 19 publications 2012: 7 publications 2013: 13 publications 2014: 10 publications 2015: 18 publications 2016: 26 publications 2017: 17 publications 2018: 11 publications 2019: 5 publications 2020: 10 publications 2021: 4 publications 2022: 11 publications 2023: 3 publications 2024: 3 publications 2025: 9 publications
1993 2025

248 publications in total across all disciplines

View publications per year as a table
Jawwad A. Darr: publications per year, 1993 to 2025
Year Publications
1993 2
1994 0
1995 0
1996 3
1997 5
1998 8
1999 2
2000 1
2001 3
2002 0
2003 1
2004 2
2005 3
2006 5
2007 10
2008 10
2009 13
2010 14
2011 19
2012 7
2013 13
2014 10
2015 18
2016 26
2017 17
2018 11
2019 5
2020 10
2021 4
2022 11
2023 3
2024 3
2025 9
Total 248
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Jawwad A. Darr 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 Jawwad A. Darr 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, 210–229 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: 224 publications — 39th percentile

39% 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
210–229 862 224
230–249 766
250–269 726
270–289 665
290–309 593
310–329 537
330–349 477
350–369 440
370–389 356
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
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Jawwad A. Darr 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 Jawwad A. Darr 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, 56–57 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: 56 D-Index — 37th percentile

37% 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 56
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
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
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Overview

Jawwad A. Darr is affiliated with University College London in the United Kingdom and has contributed to research primarily in the fields of engineering and materials science. Their work is particularly focused on electrical and electronic engineering, materials chemistry, mechanical engineering, automotive engineering, and the study of electronic, optical, and magnetic materials.

Their research encompasses several main topics, including:

  • Advancements in Battery Materials
  • Advanced Battery Materials and Technologies
  • Advanced Battery Technologies Research
  • Advanced battery technologies research
  • Catalysis and Oxidation Reactions
  • Electrocatalysts for Energy Conversion
  • Transition Metal Oxide Nanomaterials

Some of the recent papers authored by or involving Jawwad A. Darr include:

  • Vacancy-defect semiconductor quantum dots induced an S-scheme charge transfer pathway in 0D/2D structures under visible-light irradiation, 2022, Applied Catalysis B: Environmental
  • Bifunctionally active nanosized spinel cobalt nickel sulfides for sustainable secondary zinc-air batteries: examining the effects of compositional tuning on OER and ORR activity, 2020, Catalysis Science & Technology
  • Enhancing bifunctional catalytic activity of cobalt-nickel sulfide spinel nanocatalysts through transition metal doping and its application in secondary zinc-air batteries, 2020, RSC Advances
  • Cycling Rate-Induced Spatially-Resolved Heterogeneities in Commercial Cylindrical Li-Ion Batteries, 2021, Small Methods
  • Emerging chemical heterogeneities in a commercial 18650 NCA Li-ion battery during early cycling revealed by synchrotron X-ray diffraction tomography, 2022, Journal of Power Sources

Frequent co-authors collaborating with Jawwad A. Darr include:

  • Thomas E. Ashton
  • Alexandra R. Groves
  • Dustin Bauer
  • Xiaole Weng
  • Zhongbiao Wu

Publication venues where their research has commonly appeared are:

  • Journal of Materials Chemistry A
  • Nanoscale
  • Advanced Energy and Sustainability Research
  • SSRN Electronic Journal
  • Zenodo (CERN European Organization for Nuclear Research)

Best Publications

  • New Directions in Inorganic and Metal-Organic Coordination Chemistry in Supercritical Fluids

    Jawwad A. Darr;Martyn Poliakoff

  • Continuous Hydrothermal Synthesis of Inorganic Nanoparticles: Applications and Future Directions

    Jawwad A. Darr;Jingyi Zhang;Neel M. Makwana;Xiaole Weng

  • H2 and O2 Evolution from Water Half-Splitting Reactions by Graphitic Carbon Nitride Materials

    A. Belen Jorge;David James Martin;Mandeep T. S. Dhanoa;Aisha S. Rahman

  • Effects of incorporation of hydroxyapatite and fluoroapatite nanobioceramics into conventional glass ionomer cements (GIC).

    Alireza Moshaverinia;Sahar Ansari;Maryam Moshaverinia;Nima Roohpour

  • Continuous hydrothermal synthesis of inorganic materials in a near-critical water flow reactor; the one-step synthesis of nano-particulate Ce1 − xZrxO2 (x = 0–1) solid solutions

    Albertina Cabañas;Jawwad A. Darr;Edward Lester;Martyn Poliakoff

  • S, N-Co-Doped Graphene-Nickel Cobalt Sulfide Aerogel: Improved Energy Storage and Electrocatalytic Performance.

    Guanjie He;Mo Qiao;Wenyao Li;Yao Lu

  • A dimeric calcium siloxide lightly stabilized by ammonia ligands

    Jawwad A. Darr;Simon R. Drake;Michael B. Hursthouse;K. M. Abdul Malik

  • Bio-inspired CO2 Conversion by Iron Sulfide Catalysts Under Sustainable Conditions

    A. Roldan;N. Hollingsworth;A. Roffey;H.-U. Islam;H.-U. Islam

  • Gas sensing with nano-indium oxides (In2O3) prepared via continuous hydrothermal flow synthesis.

    Sofia Elouali;Leanne G. Bloor;Russell Binions;Russell Binions;Ivan P. Parkin

  • Modification of conventional glass-ionomer cements with N-vinylpyrrolidone containing polyacids, nano-hydroxy and fluoroapatite to improve mechanical properties.

    Alireza Moshaverinia;Sahar Ansari;Zanyar Movasaghi;Richard W. Billington

  • Instant nano-hydroxyapatite: a continuous and rapid hydrothermal synthesis{

    Aqif A. Chaudhry;Saba Haque;Suela Kellici;Paul Boldrin

  • Non-uniform temperature distribution in Li-ion batteries during discharge – A combined thermal imaging, X-ray micro-tomography and electrochemical impedance approach

    James B. Robinson;Jawwad A. Darr;David S. Eastwood;Gareth Hinds

  • Titanium dioxide and composite metal/metal oxide titania thin films on glass: A comparative study of photocatalytic activity

    Andreas Kafizas;Suela Kellici;Jawwad A. Darr;Ivan P. Parkin

  • A continuous and clean one-step synthesis of nano-particulate Ce1−xZrxO2 solid solutions in near-critical water

    Albertina Cabanas;Jawwad A. Darr;Edward Lester;Martyn Poliakoff

  • Preparation of polypropylene/sepiolite nanocomposites using supercritical CO2 assisted mixing

    J. Ma;E. Bilotti;T. Peijs;T. Peijs;J.A. Darr

  • High power nano-Nb2O5 negative electrodes for lithium-ion batteries

    Mechthild Lübke;Mechthild Lübke;Afriyanti Sumboja;Ian D. Johnson;Dan J.L. Brett

  • Scaling-up a Confined Jet Reactor for the Continuous Hydrothermal Manufacture of Nanomaterials

    Robert I. Gruar;Christopher J. Tighe;Jawwad A. Darr

  • "Supercritical carbon dioxide in water" emulsion-templated synthesis of porous calcium alginate hydrogels

    Sonia Partap;Ihtesham Rehman;Julian R. Jones;Jawwad A. Darr

  • Direct Synthesis of Nanosized NiCo2O4 Spinel and Related Compounds via Continuous Hydrothermal Synthesis Methods

    Paul Boldrin;Andrew K. Hebb;Aqif A. Chaudhry;Lucy Otley

  • Scale Up Production of Nanoparticles: Continuous Supercritical Water Synthesis of Ce–Zn Oxides

    Christopher J. Tighe;Raul Quesada Cabrera;Robert I. Gruar;Jawwad A. Darr

  • Highly sensitive ZnO nanorod- and nanoprism-based NO2 gas sensors: size and shape control using a continuous hydrothermal pilot plant.

    Liang Shi;Anupriya J T Naik;Josephine B M Goodall;Chris Tighe

Frequent Co-Authors

Ivan P. Parkin
Ivan P. Parkin University College London
Ihtesham Ur Rehman
Ihtesham Ur Rehman Lancaster University
Dan J. L. Brett
Dan J. L. Brett University College London
Paul R. Shearing
Paul R. Shearing University College London
Andrew Mills
Andrew Mills Queen's University Belfast
Jonathan C. Knowles
Jonathan C. Knowles University College London
Claire J. Carmalt
Claire J. Carmalt University College London
Zhaolin Liu
Zhaolin Liu Agency for Science, Technology and Research
Xue Z. Wang
Xue Z. Wang University of Leeds
Martyn Poliakoff
Martyn Poliakoff University of Nottingham

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