World's Best Scientists 2026 revealed!
Stephen K. Gray

Stephen K. Gray

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Materials Science 76 3334 3219 110 109 293 18695
Chemistry 79 3632 3294 92 89 314 21268
Engineering and Technology 83 442 419 32 30 381 22703

Stephen K. Gray publications per year

The chart shows the history of publications by Stephen K. Gray between 1969 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Stephen K. Gray published across 57 years, from 1969 to 2025, averaging 7.7 papers a year. Output peaked at 35 publications in 2015. 39 of the 437 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1969 to 2025. Vertical axis: number of publications, 0 to 35. Peak 35 publications in 2015. 1969: 1 publication 1970: 0 publications 1971: 1 publication 1972: 0 publications 1973: 0 publications 1974: 0 publications 1975: 0 publications 1976: 1 publication 1977: 0 publications 1978: 0 publications 1979: 0 publications 1980: 0 publications 1981: 0 publications 1982: 0 publications 1983: 1 publication 1984: 0 publications 1985: 0 publications 1986: 0 publications 1987: 2 publications 1988: 0 publications 1989: 1 publication 1990: 1 publication 1991: 2 publications 1992: 0 publications 1993: 2 publications 1994: 1 publication 1995: 1 publication 1996: 4 publications 1997: 5 publications 1998: 2 publications 1999: 5 publications 2000: 7 publications 2001: 1 publication 2002: 8 publications 2003: 7 publications 2004: 6 publications 2005: 4 publications 2006: 4 publications 2007: 8 publications 2008: 16 publications 2009: 8 publications 2010: 22 publications 2011: 34 publications 2012: 15 publications 2013: 25 publications 2014: 21 publications 2015: 35 publications 2016: 22 publications 2017: 25 publications 2018: 20 publications 2019: 18 publications 2020: 14 publications 2021: 11 publications 2022: 19 publications 2023: 18 publications 2024: 27 publications 2025: 12 publications
1969 2025

437 publications in total across all disciplines

View publications per year as a table
Stephen K. Gray: publications per year, 1969 to 2025
Year Publications
1969 1
1970 0
1971 1
1972 0
1973 0
1974 0
1975 0
1976 1
1977 0
1978 0
1979 0
1980 0
1981 0
1982 0
1983 1
1984 0
1985 0
1986 0
1987 2
1988 0
1989 1
1990 1
1991 2
1992 0
1993 2
1994 1
1995 1
1996 4
1997 5
1998 2
1999 5
2000 7
2001 1
2002 8
2003 7
2004 6
2005 4
2006 4
2007 8
2008 16
2009 8
2010 22
2011 34
2012 15
2013 25
2014 21
2015 35
2016 22
2017 25
2018 20
2019 18
2020 14
2021 11
2022 19
2023 18
2024 27
2025 12
Total 437
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Stephen K. Gray publication distribution in Engineering and Technology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Engineering and Technology in 2026. The highlighted bar marks where Stephen K. Gray sits on this spectrum.

No. of scientists
100 200 300 400
Bar chart with 78 bars. Horizontal axis: publications, 38–47 to 804+. Vertical axis: number of scientists, 0 to 457. Most scientists, 457, have 148–157 publications. The last bar groups every scientist with 804 publications or more. The highlighted bar, 378–387 publications, is where this scientist sits. 38–47 publications: 20 scientists 48–57 publications: 35 scientists 58–67 publications: 96 scientists 68–77 publications: 135 scientists 78–87 publications: 190 scientists 88–97 publications: 259 scientists 98–107 publications: 283 scientists 108–117 publications: 369 scientists 118–127 publications: 341 scientists 128–137 publications: 386 scientists 138–147 publications: 372 scientists 148–157 publications: 457 scientists 158–167 publications: 415 scientists 168–177 publications: 407 scientists 178–187 publications: 421 scientists 188–197 publications: 378 scientists 198–207 publications: 403 scientists 208–217 publications: 317 scientists 218–227 publications: 346 scientists 228–237 publications: 321 scientists 238–247 publications: 260 scientists 248–257 publications: 280 scientists 258–267 publications: 240 scientists 268–277 publications: 214 scientists 278–287 publications: 242 scientists 288–297 publications: 203 scientists 298–307 publications: 166 scientists 308–317 publications: 154 scientists 318–327 publications: 175 scientists 328–337 publications: 159 scientists 338–347 publications: 99 scientists 348–357 publications: 131 scientists 358–367 publications: 106 scientists 368–377 publications: 118 scientists 378–387 publications: 97 scientists 388–397 publications: 108 scientists 398–407 publications: 82 scientists 408–417 publications: 71 scientists 418–427 publications: 64 scientists 428–437 publications: 55 scientists 438–447 publications: 54 scientists 448–457 publications: 60 scientists 458–467 publications: 47 scientists 468–477 publications: 40 scientists 478–487 publications: 30 scientists 488–497 publications: 29 scientists 498–507 publications: 38 scientists 508–517 publications: 40 scientists 518–527 publications: 32 scientists 528–537 publications: 23 scientists 538–547 publications: 28 scientists 548–557 publications: 23 scientists 558–567 publications: 19 scientists 568–577 publications: 16 scientists 578–587 publications: 17 scientists 588–597 publications: 18 scientists 598–607 publications: 22 scientists 608–617 publications: 15 scientists 618–627 publications: 9 scientists 628–637 publications: 11 scientists 638–647 publications: 21 scientists 648–657 publications: 12 scientists 658–667 publications: 9 scientists 668–677 publications: 11 scientists 678–687 publications: 9 scientists 688–697 publications: 6 scientists 698–707 publications: 14 scientists 708–717 publications: 7 scientists 718–727 publications: 8 scientists 728–737 publications: 10 scientists 738–747 publications: 9 scientists 748–757 publications: 5 scientists 758–767 publications: 5 scientists 768–777 publications: 11 scientists 778–787 publications: 7 scientists 788–797 publications: 2 scientists 798–803 publications: 4 scientists 804+ publications: 100 scientists
38–47 publications 804+

This scientist: 381 publications — 87th percentile

87% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 804 publications or more.

View publications distribution as a table
Number of Engineering and Technology scientists by publication count, Research.com 2026 ranking edition. Based on 9,796 ranked scientists.
Publications Scientists This scientist
38–47 20
48–57 35
58–67 96
68–77 135
78–87 190
88–97 259
98–107 283
108–117 369
118–127 341
128–137 386
138–147 372
148–157 457
158–167 415
168–177 407
178–187 421
188–197 378
198–207 403
208–217 317
218–227 346
228–237 321
238–247 260
248–257 280
258–267 240
268–277 214
278–287 242
288–297 203
298–307 166
308–317 154
318–327 175
328–337 159
338–347 99
348–357 131
358–367 106
368–377 118
378–387 97 381
388–397 108
398–407 82
408–417 71
418–427 64
428–437 55
438–447 54
448–457 60
458–467 47
468–477 40
478–487 30
488–497 29
498–507 38
508–517 40
518–527 32
528–537 23
538–547 28
548–557 23
558–567 19
568–577 16
578–587 17
588–597 18
598–607 22
608–617 15
618–627 9
628–637 11
638–647 21
648–657 12
658–667 9
668–677 11
678–687 9
688–697 6
698–707 14
708–717 7
718–727 8
728–737 10
738–747 9
748–757 5
758–767 5
768–777 11
778–787 7
788–797 2
798–803 4
804+ 100
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Stephen K. Gray D-index placement in Engineering and Technology in 2026

The chart shows the D-index (discipline H-index) distribution of Engineering and Technology scientists ranked by Research.com in 2026. The highlighted bar marks where Stephen K. Gray sits on this spectrum.

No. of scientists
100 200 300 400
Bar chart with 78 bars. Horizontal axis: D-Index, 30 to 107+. Vertical axis: number of scientists, 0 to 426. Most scientists, 426, have 42 D-Index. The last bar groups every scientist with 107 D-Index or more. The highlighted bar, 83 D-Index, is where this scientist sits. 30 D-Index: 59 scientists 31 D-Index: 114 scientists 32 D-Index: 129 scientists 33 D-Index: 189 scientists 34 D-Index: 200 scientists 35 D-Index: 262 scientists 36 D-Index: 311 scientists 37 D-Index: 312 scientists 38 D-Index: 350 scientists 39 D-Index: 385 scientists 40 D-Index: 348 scientists 41 D-Index: 362 scientists 42 D-Index: 426 scientists 43 D-Index: 380 scientists 44 D-Index: 310 scientists 45 D-Index: 341 scientists 46 D-Index: 301 scientists 47 D-Index: 306 scientists 48 D-Index: 271 scientists 49 D-Index: 246 scientists 50 D-Index: 210 scientists 51 D-Index: 253 scientists 52 D-Index: 213 scientists 53 D-Index: 221 scientists 54 D-Index: 195 scientists 55 D-Index: 186 scientists 56 D-Index: 170 scientists 57 D-Index: 167 scientists 58 D-Index: 166 scientists 59 D-Index: 144 scientists 60 D-Index: 152 scientists 61 D-Index: 141 scientists 62 D-Index: 138 scientists 63 D-Index: 131 scientists 64 D-Index: 118 scientists 65 D-Index: 114 scientists 66 D-Index: 119 scientists 67 D-Index: 95 scientists 68 D-Index: 87 scientists 69 D-Index: 77 scientists 70 D-Index: 89 scientists 71 D-Index: 69 scientists 72 D-Index: 54 scientists 73 D-Index: 46 scientists 74 D-Index: 55 scientists 75 D-Index: 54 scientists 76 D-Index: 49 scientists 77 D-Index: 53 scientists 78 D-Index: 46 scientists 79 D-Index: 28 scientists 80 D-Index: 39 scientists 81 D-Index: 36 scientists 82 D-Index: 24 scientists 83 D-Index: 26 scientists 84 D-Index: 36 scientists 85 D-Index: 18 scientists 86 D-Index: 25 scientists 87 D-Index: 19 scientists 88 D-Index: 26 scientists 89 D-Index: 27 scientists 90 D-Index: 23 scientists 91 D-Index: 15 scientists 92 D-Index: 12 scientists 93 D-Index: 9 scientists 94 D-Index: 15 scientists 95 D-Index: 10 scientists 96 D-Index: 13 scientists 97 D-Index: 13 scientists 98 D-Index: 9 scientists 99 D-Index: 7 scientists 100 D-Index: 7 scientists 101 D-Index: 8 scientists 102 D-Index: 7 scientists 103 D-Index: 7 scientists 104 D-Index: 9 scientists 105 D-Index: 6 scientists 106 D-Index: 9 scientists 107+ D-Index: 99 scientists
30 D-Index 107+

This scientist: 83 D-Index — 96th percentile

96% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 107 D-Index or more.

View D-Index distribution as a table
Number of Engineering and Technology scientists by D-index, Research.com 2026 ranking edition. Based on 9,796 ranked scientists.
D-Index Scientists This scientist
30 59
31 114
32 129
33 189
34 200
35 262
36 311
37 312
38 350
39 385
40 348
41 362
42 426
43 380
44 310
45 341
46 301
47 306
48 271
49 246
50 210
51 253
52 213
53 221
54 195
55 186
56 170
57 167
58 166
59 144
60 152
61 141
62 138
63 131
64 118
65 114
66 119
67 95
68 87
69 77
70 89
71 69
72 54
73 46
74 55
75 54
76 49
77 53
78 46
79 28
80 39
81 36
82 24
83 26 83
84 36
85 18
86 25
87 19
88 26
89 27
90 23
91 15
92 12
93 9
94 15
95 10
96 13
97 13
98 9
99 7
100 7
101 8
102 7
103 7
104 9
105 6
106 9
107+ 99
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Research.com Recognitions

  • 2007 - Fellow of American Physical Society (APS) Citation For major contributions to theoretical chemical dynamics and to the understanding of the interaction of electromagnetic radiation with nanoparticles

Overview

Stephen K. Gray is affiliated with Victoria University in Australia and has contributed extensively to the fields of computer science, physics, and astronomy. Their research spans multiple domains with a focus on quantum information, quantum computing algorithms, and quantum transport phenomena.

Gray's publication record includes numerous papers in prominent journals and preprint servers. Notable recent works include:

  • Quantum Krylov subspace algorithms for ground- and excited-state energy estimation (2022), published in Physical Review A
  • Distance Dependence of Förster Resonance Energy Transfer Rates in 2D Perovskite Quantum Wells via Control of Organic Spacer Length (2021), published in Journal of the American Chemical Society
  • Excitation of Nonradiating Anapoles in Dielectric Nanospheres (2020), published in Physical Review Letters
  • Optical matter machines: angular momentum conversion by collective modes in optically bound nanoparticle arrays (2020), published in Optica
  • Learning in continuous action space for developing high dimensional potential energy models (2022), published in Nature Communications

Stephen K. Gray has collaborated frequently with a number of researchers. Prominent co-authors include Matthew Otten, Yuri Alexeev, Cristian L. Cortes, Laura Gagliardi, and Ruhee D'Cunha.

Their work has appeared often in several key publication venues, including:

  • arXiv (Cornell University)
  • Physical Review A
  • Journal of Chemical Theory and Computation
  • Nano Letters
  • The Journal of Chemical Physics

The researcher's main fields of study encompass computer science, with 62 publications, and physics and astronomy, with 48. Subfields of study extend into artificial intelligence, atomic and molecular physics and optics, biomedical engineering, materials chemistry, and electronic, optical, and magnetic materials.

Their research topics focus strongly on quantum phenomena and materials science. These include:

  • Quantum Information and Cryptography
  • Quantum Computing Algorithms and Architecture
  • Quantum and Electron Transport Phenomena
  • Plasmonic and Surface Plasmon Research
  • Gold and Silver Nanoparticles Synthesis and Applications
  • Orbital Angular Momentum in Optics
  • Quantum Dots Synthesis and Properties

Among the awards received by Stephen K. Gray is the Fellowship of the American Physical Society (APS), granted in 2007, recognizing contributions to theoretical chemical dynamics and the understanding of electromagnetic radiation interactions with nanoparticles.

Best Publications

  • Structural impact

    Unknown

  • Advances in Membrane Distillation for Water Desalination and Purification Applications

    Lucy Mar Camacho;Ludovic Dumee;Jianhua Zhang;Jun-de Li

  • Scale Formation and Control in High Pressure Membrane Water Treatment Systems: A Review

    Alice Antony;Jor How Low;Stephen Gray;Amy E. Childress

  • A review on polyamide thin film nanocomposite (TFN) membranes: History, applications, challenges and approaches

    Woei Jye Lau;Stephen Gray;T. Matsuura;Daryoush Emadzadeh

  • (Open Access) Supercapacitor and supercapattery as emerging electrochemical energy stores

    Unknown

  • The fouling of microfiltration membranes by NOM after coagulation treatment

    T Carroll;S King;Stephen Gray;BA Bolto

  • Membrane-based processes for wastewater nutrient recovery: Technology, challenges, and future direction

    Ming Xie;Ho Kyong Shon;Stephen R. Gray;Menachem Elimelech

  • Characterization and evaluation of carbon nanotube Bucky-Paper membranes for direct contact membrane distillation

    Ludovic F. Dumée;Ludovic F. Dumée;Kallista Sears;Jürg Schütz;Niall Finn

  • Identification of material and physical features of membrane distillation membranes for high performance desalination

    Jianhua Zhang;Noel Dow;Mikel Duke;Eddy Ostarcevic

  • Recent developments in carbon nanotube membranes for water purification and gas separation

    Kallista Sears;Ludovic Dumee;Jürg Schütz;Mary She

  • Anti-fouling graphene-based membranes for effective water desalination.

    Dong Han Seo;Shafique Pineda;Shafique Pineda;Yun Chul Woo;Ming Xie

  • Direct contact membrane distillation (DCMD): Experimental study on the commercial PTFE membrane and modeling

    Ho Jung Hwang;Ke He;Stephen R Gray;Jianhua Zhang

  • Treatment of RO brine from CSG produced water by spiral-wound air gap membrane distillation — A pilot study

    Hung C. Duong;Allan R. Chivas;Bart Nelemans;Mikel Duke

  • Modeling of air-gap membrane distillation process: A theoretical and experimental study

    Ahmad Salem Alsaadi;NorEddine Ghaffour;Junde Li;Stephen R. Gray

  • Pilot trial of membrane distillation driven by low grade waste heat: Membrane fouling and energy assessment

    Noel Dow;Stephen Gray;Jun-de Li;Jianhua Zhang

  • An autopsy study of a fouled reverse osmosis membrane element used in a brackish water treatment plant.

    Thuy Tran;Brian Bolto;Stephen Gray;Manh Hoang

  • Single‐Atom Catalytic Materials for Advanced Battery Systems

    Unknown

  • Sol–gel derived poly(vinyl alcohol)/maleic acid/silica hybrid membrane for desalination by pervaporation

    Zongli Xie;Zongli Xie;Manh Hoang;Tuan Duong;Derrick Ng

  • Enhanced durability and hydrophobicity of carbon nanotube bucky paper membranes in membrane distillation

    Ludovic Dumée;Ludovic Dumée;Vincent Germain;Kallista Sears;Jürg Schütz

  • Molecular simulations of polyamide membrane materials used in desalination and water reuse applications: Recent developments and future prospects

    Harry F. Ridgway;John Orbell;Stephen Gray

  • Reduction of titanium and other metal oxides using electrodeoxidation

    Unknown

Frequent Co-Authors

Mikel Duke
Mikel Duke Victoria University
Ludovic F. Dumée
Ludovic F. Dumée Khalifa University
Zongli Xie
Zongli Xie Commonwealth Scientific and Industrial Research Organisation
George C. Schatz
George C. Schatz Northwestern University
Peter J. Scales
Peter J. Scales University of Melbourne
Gary P. Wiederrecht
Gary P. Wiederrecht Argonne National Laboratory
Norbert F. Scherer
Norbert F. Scherer University of Chicago
Subramanian K. R. S. Sankaranarayanan
Subramanian K. R. S. Sankaranarayanan University of Illinois at Chicago
Lingxue Kong
Lingxue Kong Deakin University
Peter Hodgson
Peter Hodgson Deakin University

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