World's Best Scientists 2026 revealed!
Sergio G. Leon-Saval

Sergio G. Leon-Saval

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Engineering and Technology 42 6471 6244 340 335 272 8204

Sergio G. Leon-Saval publications per year

The chart shows the history of publications by Sergio G. Leon-Saval between 2004 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Sergio G. Leon-Saval published across 23 years, from 2004 to 2026, averaging 13.6 papers a year. Output peaked at 32 publications in 2024. 15 of the 312 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 2004 to 2026. Vertical axis: number of publications, 0 to 32. Peak 32 publications in 2024. 2004: 5 publications 2005: 9 publications 2006: 7 publications 2007: 5 publications 2008: 12 publications 2009: 6 publications 2010: 12 publications 2011: 17 publications 2012: 27 publications 2013: 9 publications 2014: 20 publications 2015: 21 publications 2016: 10 publications 2017: 16 publications 2018: 16 publications 2019: 8 publications 2020: 17 publications 2021: 13 publications 2022: 15 publications 2023: 20 publications 2024: 32 publications 2025: 9 publications 2026: 6 publications
2004 2026

312 publications in total across all disciplines

View publications per year as a table
Sergio G. Leon-Saval: publications per year, 2004 to 2026
Year Publications
2004 5
2005 9
2006 7
2007 5
2008 12
2009 6
2010 12
2011 17
2012 27
2013 9
2014 20
2015 21
2016 10
2017 16
2018 16
2019 8
2020 17
2021 13
2022 15
2023 20
2024 32
2025 9
2026 6
Total 312
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Sergio G. Leon-Saval publications per year - data summary

  • Sergio G. Leon-Saval, a Engineering and Technology scholar from University of Sydney, has 312 publications recorded across 23 years, from 2004 to 2026.
  • The oldest publication on record dates to 2004 and the most recent to 2026.
  • The most productive year is 2024, with 32 publications.
  • The least productive years with any output are 2004 and 2007, with 5 publications each.
  • The rate of publication averages 13.6 papers per year over the whole span, or 13.6 per year counting only the 23 years with at least one publication.
  • The last 5 years on the chart (2022-2026) hold 82 publications, 26% of the career total.
  • Split into equal eras - 2004-2011: 73 publications (9.1 per year); 2012-2019: 127 publications (15.9 per year); 2020-2026: 112 publications (16.0 per year).
  • Comparing the opening and closing eras, the overall trend of publication is rising.

Sergio G. Leon-Saval 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 Sergio G. Leon-Saval 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, 268–277 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: 272 publications — 70th percentile

70% 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
268–277 214 272
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
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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Sergio G. Leon-Saval publication distribution in Engineering and Technology in 2026 - data summary

  • The chart plots the publication count of all 9,796 Engineering and Technology scientists ranked by Research.com in 2026, grouped into 78 ranges running from 38–47 to 804+ publications.
  • Sergio G. Leon-Saval, a Engineering and Technology scholar from University of Sydney, records 272 publications - the 70th percentile of the discipline.
  • 70% of ranked Engineering and Technology scientists score the same or lower than Sergio G. Leon-Saval, and about 30% score higher.
  • The median of the discipline falls in the 198–207 publications range, and Sergio G. Leon-Saval ranks above the median.
  • The most crowded range is 148–157 publications, holding 457 scientists (5% of the field).
  • 61% of the field sits in the lowest quarter of the value range (up to 228–237 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 804 publications or more, 100 scientists in all (1% of the field).

Sergio G. Leon-Saval 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 Sergio G. Leon-Saval 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, 42 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: 42 D-Index — 35th percentile

35% 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 42
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
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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Sergio G. Leon-Saval D-index placement in Engineering and Technology in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 9,796 Engineering and Technology scientists ranked by Research.com in 2026, grouped into 78 ranges running from 30 to 107+ D-Index.
  • Sergio G. Leon-Saval, a Engineering and Technology scholar from University of Sydney, records 42 D-Index - the 35th percentile of the discipline.
  • 35% of ranked Engineering and Technology scientists score the same or lower than Sergio G. Leon-Saval, and about 65% score higher.
  • The median of the discipline falls in the 47 D-Index range, and Sergio G. Leon-Saval ranks below the median.
  • The most crowded range is 42 D-Index, holding 426 scientists (4% of the field).
  • 57% of the field sits in the lowest quarter of the value range (up to 49 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 107 D-Index or more, 99 scientists in all (1% of the field).

Overview

Sergio G. Leon-Saval is affiliated with the University of Sydney in Australia. Their research spans multiple disciplines including engineering and physics and astronomy, with substantial contributions particularly in electrical and electronic engineering and atomic and molecular physics, and optics.

Their scholarly work explores specialized subfields such as instrumentation, biomedical engineering, and astronomy and astrophysics. Research topics frequently addressed include adaptive optics and wavefront sensing, photonic and optical devices, optical coherence tomography applications, advanced fiber laser technologies, advanced fiber optic sensors, astronomy and astrophysical research, and photonic crystal and fiber optics.

Notable recent publications include:

  • "An all-photonic focal-plane wavefront sensor," 2020, Nature Communications
  • "Photonic Lanterns, 3-D Waveguides, Multiplane Light Conversion, and Other Components That Enable Space-Division Multiplexing," 2022, Proceedings of the IEEE
  • "Scalable photonic-based nulling interferometry with the dispersed multi-baseline GLINT instrument," 2021, Nature Communications
  • "2023 Astrophotonics Roadmap: pathways to realizing multi-functional integrated astrophotonic instruments," 2023, Journal of Physics Photonics
  • "First demonstration of OH suppression in a high-efficiency near-infrared spectrograph," 2020, Monthly Notices of the Royal Astronomical Society

Frequent co-authors in their collaborations include Barnaby Norris, Christopher H. Betters, Nemanja Jovanović, Michael P. Fitzgerald, and Steph Sallum.

Their work is often published in venues such as arXiv (Cornell University), Journal of Astronomical Telescopes Instruments and Systems, Applied Optics, UNC Libraries, and Journal of the Optical Society of America B.

In addition to journal articles, Sergio G. Leon-Saval has authored works in academic books, including a contribution to "Principles of Astrophotonics," published by Advanced Textbooks in Physics in 2022.

Best Publications

  • Supercontinuum generation in submicron fibre waveguides

    S. G. Leon-Saval;T. A. Birks;W. J. Wadsworth;P. St.J. Russell

  • Mode-selective photonic lanterns for space-division multiplexing

    Sergio G. Leon-Saval;Nicolas K. Fontaine;Joel R. Salazar-Gil;Burcu Ercan

  • Multimode fiber devices with single-mode performance.

    S G Leon-Saval;T A Birks;J Bland-Hawthorn;M Englund

  • Photonic lanterns: a study of light propagation in multimode to single-mode converters

    Sergio G. Leon-Saval;Alexander Argyros;Joss Bland-Hawthorn

  • Ultrafast laser inscription of an integrated photonic lantern

    R R Thomson;Tim A Birks;S G Leon-Saval;A K Kar

  • The photonic lantern

    T. A. Birks;I. Gris-Sánchez;S. Yerolatsitis;S. G. Leon-Saval

  • Geometric requirements for photonic lanterns in space division multiplexing.

    Nicolas K. Fontaine;Roland Ryf;Joss Bland-Hawthorn;Sergio G. Leon-Saval

  • Photonic bandgap with an index step of one percent

    A. Argyros;T. A. Birks;S. G. Leon-Saval;C. M. B. Cordeiro

  • Supercontinuum generation system for optical coherence tomography based on tapered photonic crystal fibre

    G. Humbert;W. J. Wadsworth;S. G. Leon-Saval;J. C. Knight

  • All-fiber mode-group-selective photonic lantern using graded-index multimode fibers.

    Bin Huang;Nicolas K. Fontaine;Roland Ryf;Binbin Guan

  • Photonic Lantern

    Sergio Leon-Saval;Alexander Argyros;Joss Bland-Hawthorn

  • A complex multi-notch astronomical filter to suppress the bright infrared sky

    J. Bland-Hawthorn;S. C. Ellis;S. C. Ellis;S. G. Leon-Saval;R. Haynes;R. Haynes

  • Splice-free interfacing of photonic crystal fibers

    S. G. Leon-Saval;T. A. Birks;N. Y. Joly;A. K. George

  • Control of surface modes in low loss hollow-core photonic bandgap fibers

    R. Amezcua-Correa;F. Gerome;S. Leon-Saval;N. Broderick

  • Hole inflation and tapering of stock photonic crystal fibres.

    W. J. Wadsworth;A. Witkowska;S. G. Leon-Saval;T. A. Birks

  • Air-structured optical fiber drawn from a 3D-printed preform.

    Kevin Cook;John Canning;Sergio Leon-Saval;Zane Reid

  • THz propagation in kagome hollow-core microstructured fibers

    Jessienta Anthony;Rainer Leonhardt;Sergio G Leon-Saval;Alexander Argyros

  • Guidance properties of low-contrast photonic bandgap fibres

    A. Argyros;T. A. Birks;S. G. Leon-Saval;C. M. B. Cordeiro

  • The Photonic Lantern

    T. A. Birks;I. Gris-Sánchez;S. Yerolatsitis;S. G. Leon-Saval

  • Wavelength-independent all-fiber mode converters

    K Lai;S G Leon-Saval;A Witkowska;W J Wadsworth

  • Efficient injection from large telescopes into single-mode fibres: Enabling the era of ultra-precision astronomy

    N. Jovanovic;N. Jovanovic;C. Schwab;C. Schwab;O. Guyon;J. Lozi

  • PIMMS: photonic integrated multimode microspectrograph

    Joss Bland-Hawthorn;Jon Lawrence;Gordon Robertson;Sam Campbell

  • GNOSIS: The First Instrument to Use Fiber Bragg Gratings for OH Suppression

    Christopher Q. Trinh;Simon C. Ellis;Simon C. Ellis;Joss Bland-Hawthorn;Jon S. Lawrence;Jon S. Lawrence

  • Mode-group-selective photonic lantern using graded-index multimode fibers

    Bin Huang;Nicolas K. Fontaine;Roland Ryf;Binbin Guan

  • The Photonic Lantern

    Timothy A. Birks;Itandehui Gris-Sánchez;Stephanos Yerolatsitis

Frequent Co-Authors

Joss Bland-Hawthorn
Joss Bland-Hawthorn University of Sydney
Alexander Argyros
Alexander Argyros University of Sydney
Tim A. Birks
Tim A. Birks University of Bath
Nicolas K. Fontaine
Nicolas K. Fontaine Nokia (United States)
William J. Wadsworth
William J. Wadsworth University of Bath
Matthew Colless
Matthew Colless Australian National University
Scott M. Croom
Scott M. Croom University of Sydney
Rodrigo Amezcua-Correa
Rodrigo Amezcua-Correa University of Central Florida
Roland Ryf
Roland Ryf Nokia (United States)
Warrick J. Couch
Warrick J. Couch Swinburne University of Technology

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