World's Best Scientists 2026 revealed!
Gunther Roelkens

Gunther Roelkens

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Electronics and Electrical Engineering
Belgium
2023

D-Index & Metrics

Electronics and Electrical Engineering

D-Index
77
Citations
20968
World Ranking
621
National Ranking
13

Gunther Roelkens publication distribution in Electronics and Electrical Engineering in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Electronics and Electrical Engineering in 2026. The highlighted bar marks where Gunther Roelkens sits on this spectrum.

34–53 publications: 24 scientists 54–73 publications: 52 scientists 74–93 publications: 114 scientists 94–113 publications: 203 scientists 114–133 publications: 269 scientists 134–153 publications: 355 scientists 154–173 publications: 403 scientists 174–193 publications: 445 scientists 194–213 publications: 430 scientists 214–233 publications: 431 scientists 234–253 publications: 399 scientists 254–273 publications: 366 scientists 274–293 publications: 335 scientists 294–313 publications: 300 scientists 314–333 publications: 276 scientists 334–353 publications: 250 scientists 354–373 publications: 214 scientists 374–393 publications: 187 scientists 394–413 publications: 152 scientists 414–433 publications: 169 scientists 434–453 publications: 147 scientists 454–473 publications: 111 scientists 474–493 publications: 117 scientists 494–513 publications: 103 scientists 514–533 publications: 99 scientists 534–553 publications: 92 scientists 554–573 publications: 75 scientists 574–593 publications: 58 scientists 594–613 publications: 69 scientists 614–633 publications: 50 scientists 634–653 publications: 62 scientists 654–673 publications: 54 scientists 674–693 publications: 44 scientists 694–713 publications: 37 scientists 714–733 publications: 28 scientists 734–753 publications: 26 scientists 754–773 publications: 26 scientists 774–793 publications: 19 scientists 794–813 publications: 23 scientists 814–833 publications: 20 scientists 834–853 publications: 16 scientists 854–873 publications: 20 scientists 874–893 publications: 11 scientists 894–913 publications: 11 scientists 914–933 publications: 16 scientists 934–953 publications: 13 scientists 954–973 publications: 10 scientists 974–993 publications: 11 scientists 994–1,013 publications: 9 scientists 1,014–1,033 publications: 9 scientists 1,034–1,053 publications: 10 scientists 1,054–1,064 publications: 6 scientists 1,065+ publications: 99 scientists
34 publications 1,065+

This scientist: 789 publications — 96th percentile

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

The last bar groups every scientist with 1,065 publications or more.

Gunther Roelkens D-index placement in Electronics and Electrical Engineering in 2026

The chart shows the D-index (discipline H-index) distribution of Electronics and Electrical Engineering scientists ranked by Research.com in 2026. The highlighted bar marks where Gunther Roelkens sits on this spectrum.

30 D-Index: 178 scientists 31 D-Index: 257 scientists 32 D-Index: 263 scientists 33 D-Index: 262 scientists 34 D-Index: 244 scientists 35 D-Index: 236 scientists 36 D-Index: 211 scientists 37 D-Index: 220 scientists 38 D-Index: 214 scientists 39 D-Index: 214 scientists 40 D-Index: 205 scientists 41 D-Index: 187 scientists 42 D-Index: 194 scientists 43 D-Index: 201 scientists 44 D-Index: 155 scientists 45 D-Index: 189 scientists 46 D-Index: 148 scientists 47 D-Index: 160 scientists 48 D-Index: 134 scientists 49 D-Index: 130 scientists 50 D-Index: 141 scientists 51 D-Index: 156 scientists 52 D-Index: 108 scientists 53 D-Index: 130 scientists 54 D-Index: 112 scientists 55 D-Index: 97 scientists 56 D-Index: 111 scientists 57 D-Index: 102 scientists 58 D-Index: 108 scientists 59 D-Index: 120 scientists 60 D-Index: 103 scientists 61 D-Index: 93 scientists 62 D-Index: 92 scientists 63 D-Index: 74 scientists 64 D-Index: 77 scientists 65 D-Index: 73 scientists 66 D-Index: 64 scientists 67 D-Index: 69 scientists 68 D-Index: 60 scientists 69 D-Index: 39 scientists 70 D-Index: 57 scientists 71 D-Index: 59 scientists 72 D-Index: 46 scientists 73 D-Index: 49 scientists 74 D-Index: 38 scientists 75 D-Index: 35 scientists 76 D-Index: 32 scientists 77 D-Index: 35 scientists 78 D-Index: 31 scientists 79 D-Index: 22 scientists 80 D-Index: 34 scientists 81 D-Index: 31 scientists 82 D-Index: 34 scientists 83 D-Index: 23 scientists 84 D-Index: 18 scientists 85 D-Index: 30 scientists 86 D-Index: 19 scientists 87 D-Index: 19 scientists 88 D-Index: 20 scientists 89 D-Index: 8 scientists 90 D-Index: 17 scientists 91 D-Index: 7 scientists 92 D-Index: 14 scientists 93 D-Index: 9 scientists 94 D-Index: 15 scientists 95 D-Index: 10 scientists 96 D-Index: 12 scientists 97 D-Index: 10 scientists 98 D-Index: 10 scientists 99 D-Index: 12 scientists 100 D-Index: 16 scientists 101 D-Index: 5 scientists 102 D-Index: 7 scientists 103 D-Index: 7 scientists 104 D-Index: 8 scientists 105 D-Index: 9 scientists 106 D-Index: 13 scientists 107 D-Index: 4 scientists 108 D-Index: 5 scientists 109 D-Index: 10 scientists 110 D-Index: 8 scientists 111+ D-Index: 96 scientists
30 D-Index 111+

This scientist: 77 D-Index — 91st percentile

91% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 111 D-Index or more.

Research.com Recognitions

  • 2023 - Research.com Electronics and Electrical Engineering in Belgium Leader Award
  • 2022 - Research.com Electronics and Electrical Engineering in Belgium Leader Award

Overview

Gunther Roelkens is affiliated with Ghent University in Belgium and has a significant publication record in the fields of engineering and physics, with particular focus on electrical and electronic engineering as well as atomic and molecular physics and optics.

Their research spans several main topics, including:

  • Photonic and Optical Devices
  • Advanced Fiber Laser Technologies
  • Semiconductor Lasers and Optical Devices
  • Advanced Photonic Communication Systems
  • Optical Network Technologies
  • Photorefractive and Nonlinear Optics
  • Photonic Crystals and Applications

Gunther Roelkens has published papers in various notable venues. Frequent publication venues include:

  • Optics Express
  • arXiv (Cornell University)
  • Journal of Lightwave Technology
  • Conference on Lasers and Electro-Optics
  • IEEE Journal of Selected Topics in Quantum Electronics

Recent papers featuring their research include:

  • "Assessment on the Achievable Throughput of Multi-Band ITU-T G.652.D Fiber Transmission Systems," 2020, Journal of Lightwave Technology
  • "Hybrid and heterogeneous photonic integration," 2021, APL Photonics
  • "Heterogeneous III-V on silicon nitride amplifiers and lasers via microtransfer printing," 2020, Optica
  • "III/V-on-lithium niobate amplifiers and lasers," 2021, Optica
  • "Micro-Transfer Printing for Heterogeneous Si Photonic Integrated Circuits," 2022, IEEE Journal of Selected Topics in Quantum Electronics

Collaboration is a key aspect of their work, with frequent co-authors including:

  • Bart Kuyken
  • Stijn Poelman
  • Stijn Cuyvers
  • Joris Van Campenhout
  • Kasper Van Gasse

Best Publications

  • An introduction to InP-based generic integration technology

    Meint Smit;Xaveer Leijtens;Huub Ambrosius;Erwin Bente

  • III‐V/silicon photonics for on‐chip and intra‐chip optical interconnects

    Günther Roelkens;Liu Liu;Di Liang;Richard Jones

  • High-efficiency fiber-to-chip grating couplers realized using an advanced CMOS-compatible Silicon-On-Insulator platform

    D. Vermeulen;S. Selvaraja;P. Verheyen;G. Lepage

  • Compact and Highly Efficient Grating Couplers Between Optical Fiber and Nanophotonic Waveguides

    F. Van Laere;G. Roelkens;M. Ayre;J. Schrauwen

  • An ultra-small, low power all-optical flip-flop memory on a silicon chip

    Liu Liu;Liu Liu;Rajesh Kumar;Koen Huybrechts;Thijs Spuesens

  • Hybrid Integrated Platforms for Silicon Photonics

    Di Liang;Gunther Roelkens;Roel Baets;John E. Bowers

  • High efficiency Silicon-on-Insulator grating coupler based on a poly-Silicon overlay

    Günther Roelkens;Dries Van Thourhout;Roel Baets

  • Expanding the Silicon Photonics Portfolio With Silicon Nitride Photonic Integrated Circuits

    Abdul Rahim;Eva Ryckeboer;Ananth Z. Subramanian;Stephane Clemmen

  • Assessment on the Achievable Throughput of Multi-Band ITU-T G.652.D Fiber Transmission Systems

    Alessio Ferrari;Antonio Napoli;Johannes K. Fischer;Nelson Costa

  • Laser emission and photodetection in an InP/InGaAsP layer integrated on and coupled to a Silicon-on-Insulator waveguide circuit.

    G Gunther Roelkens;Van D Thourhout;Rgf Roel Baets;R Richard Nötzel

  • An octave-spanning mid-infrared frequency comb generated in a silicon nanophotonic wire waveguide.

    Bart Kuyken;Takuro Ideguchi;Simon Holzner;Ming Yan

  • Silicon and silicon nitride photonic circuits for spectroscopic sensing on-a-chip [Invited]

    Ananth Z. Subramanian;Eva M.P. Ryckeboer;Ashim Dhakal;Frédéric Peyskens

  • III-V/Si photonics by die-to-wafer bonding

    G. Roelkens;J. Van Campenhout;J. Brouckaert;D. Van Thourhout

  • High efficiency grating coupler between silicon-on-insulator waveguides and perfectly vertical optical fibers.

    Günther Roelkens;Dries Van Thourhout;Roel Baets

  • Optical switching at 1.55 μm in silicon racetrack resonators using phase change materials

    Miquel Rudé;Josselin Pello;Robert E. Simpson;Johann Osmond

  • Demonstration of a heterogeneously integrated III-V/SOI single wavelength tunable laser

    Shahram Keyvaninia;Gunther Roelkens;Dries Van Thourhout;Christophe Jany

  • GeSn/Ge heterostructure short-wave infrared photodetectors on silicon

    Alban Gassenq;F Gencarelli;J Van Campenhout;Y Shimura

  • High efficiency diffractive grating couplers for interfacing a single mode optical fiber with a nanophotonic silicon-on-insulator waveguide circuit

    G. Roelkens;D. Vermeulen;D. Van Thourhout;R. Baets

  • Ultra-thin DVS-BCB adhesive bonding of III-V wafers, dies and multiple dies to a patterned silicon-on-insulator substrate

    S Keyvaninia;M Muhammad Muneeb;S Stankovic;van Pj René Veldhoven

  • Novel Light Source Integration Approaches for Silicon Photonics

    Zhechao Wang;Amin Abbasi;Utsav Deepak Dave;Andreas De Groote

  • An ultra-small, low-power all-optical flip-flop memory on a silicon chip

    Rajesh Kumar;Koen Huybrechts;Liu Liu;Thijs Spuessens

Frequent Co-Authors

Roel Baets
Roel Baets Ghent University
Dries Van Thourhout
Dries Van Thourhout Ghent University
Geert Morthier
Geert Morthier Ghent University
Johan Bauwelinck
Johan Bauwelinck Ghent University
Wim Bogaerts
Wim Bogaerts Ghent University
MK Meint Smit
MK Meint Smit Eindhoven University of Technology
Pieter Dumon
Pieter Dumon Luceda Photonics
J-M. Fedeli
J-M. Fedeli CEA LETI

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