World's Best Scientists 2026 revealed!
Radhakrishnan L. Nagarajan

Radhakrishnan L. Nagarajan

D-Index & Metrics

Electronics and Electrical Engineering

D-Index
37
Citations
6506
World Ranking
5086
National Ranking
1768

Radhakrishnan L. Nagarajan 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 Radhakrishnan L. Nagarajan 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: 196 publications — 28th percentile

28% of scientists in this discipline score the same or lower.

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

Radhakrishnan L. Nagarajan 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 Radhakrishnan L. Nagarajan 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: 37 D-Index — 27th percentile

27% 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

  • 2008 - IEEE Fellow For contributions to high-bandwidth semiconductor laser and photonic integrated circuit technologies
  • 2006 - OSA Fellows For the design, development and commercialization of high-speed, high-power semiconductor lasers and large-scale photonic integrated circuits.

Overview

Radhakrishnan L. Nagarajan is affiliated with Marvell Technology in the United States and works primarily within the field of engineering, with a strong focus on electrical and electronic engineering. Their research contributions span numerous subfields, including semiconductor lasers and photonic integrated circuits, optical network technologies, and related photonic and optical devices. They also have significant involvement in oral microbiology and periodontitis research.

The scientist's recent work includes several publications in recognized journals. Notable papers include:

  • Low Power DSP-Based Transceivers for Data Center Optical Fiber Communications (2021, Journal of Lightwave Technology)
  • 2.5D Heterogeneous Integration for Silicon Photonics Engines in Optical Transceivers (2022, IEEE Journal of Selected Topics in Quantum Electronics)
  • Recent Advances in Low-Power Digital Signal Processing Technologies for Data Center Applications (2024, Journal of Lightwave Technology)

Radhakrishnan L. Nagarajan frequently collaborates with various co-authors, such as Jeffrey L. Ebersole, Sreenatha Kirakodu, Octavio A. González, Christian Lutkemeyer, and Masaki Kato. Their publications span various scientific journals, including the Journal of Lightwave Technology, IEEE Journal of Selected Topics in Quantum Electronics, Scientific Reports, and Frontiers in Oral Health.

The scientist's research topics encompass:

  • Optical Network Technologies
  • Semiconductor Lasers and Optical Devices
  • Photonic and Optical Devices
  • Oral Microbiology and Periodontitis Research
  • Salivary Gland Disorders and Functions
  • Oral Health Pathology and Treatment
  • Immune Response and Inflammation

Within their subfields of study, their work covers:

  • Electrical and Electronic Engineering
  • Periodontics
  • Physiology
  • Immunology
  • Atomic and Molecular Physics, and Optics

Radhakrishnan L. Nagarajan has been recognized by professional organizations. In 2008, they were awarded the title of IEEE Fellow for contributions to high-bandwidth semiconductor laser and photonic integrated circuit technologies. Earlier, in 2006, they were named an OSA Fellow for their work in the design, development, and commercialization of high-speed, high-power semiconductor lasers and large-scale photonic integrated circuits.

Best Publications

  • High speed quantum-well lasers and carrier transport effects

    R. Nagarajan;M. Ishikawa;T. Fukushima;R.S. Geels

  • Large-scale photonic integrated circuits

    R. Nagarajan;C.H. Joyner;R.P. Schneider;J.S. Bostak

  • Monolithic photonic integrated circuit (PIC) with forward error correction (FEC)

    David Welch;Radhakrishnan Nagarajan;Fred Kish;Mark Missey

  • MONOLITHIC TRANSMITTER PHOTONIC INTEGRATED CIRCUIT (TxPIC) WITH INTEGRATED OPTICAL COMPONENTS IN CIRCUIT SIGNAL CHANNELS

    David F. Welch;Vincent G. Dominic;Fred A. Kish;Mark J. Missey

  • Effects of carrier transport on high‐speed quantum well lasers

    Radhakrishnan Nagarajan;Toru Fukushima;Scott W. Corzine;John E. Bowers

  • Transport limits in high-speed quantum-well lasers: experiment and theory

    R. Nagarajan;T. Fukushima;M. Ishikawa;J.E. Bowers

  • InP Photonic Integrated Circuits

    R Nagarajan;M Kato;J Pleumeekers;P Evans

  • Travelling-wave photodetectors with 172-GHz bandwidth and 76-GHz bandwidth-efficiency product

    K.S. Giboney;R.L. Nagarajan;T.E. Reynolds;S.T. Allen

  • Coolerless photonic integrated circuits (PICs) for WDM transmission networks and PICs operable with a floating signal channel grid changing with temperature but with fixed channel spacing in the floating grid

    Radhakrishnan L. Nagarajan;Fred A. Kish;David F. Welch;Drew D. Perkins

  • Formation of cleaved grooves in a passivation layer formed over a surface of a wafer prior to wafer singulation

    Charles Joyner;Mark Missey;Radhakrishnan Nagarajan;Frank Peters

  • Current Status of Large-Scale InP Photonic Integrated Circuits

    F. A. Kish;D. Welch;R. Nagarajan;J. L. Pleumeekers

  • Low Power DSP-Based Transceivers for Data Center Optical Fiber Communications (Invited Tutorial)

    Unknown

  • ULTRAFAST DYNAMICS IN FIELD-ENHANCED SATURABLE ABSORBERS

    J. R. Karin;R. J. Helkey;Dennis J. Derickson;R. Nagarajan

  • Transmitter photonic integrated circuit (TxPIC) chips

    David F. Welch;Vincent G. Dominic;Fred A. Kish;Mark J. Missey

  • Monolithic transmitter photonic integrated circuit (txpic) having tunable modulated sources with feedback system for source power level or wavelength tuning

    David F. Welch;Vincent G. Dominic;Fred A. Kish;Mark J. Missey

  • Single-chip 40-channel InP transmitter photonic integrated circuit capable of aggregate data rate of 1.6 Tbit/s

    R. Nagarajan;M. Kato;J. Pleumeekers;P. Evans

  • Large-Scale InP Photonic Integrated Circuits: Enabling Efficient Scaling of Optical Transport Networks

    D.F. Welch;F.A. Kish;S. Melle;R. Nagarajan

  • High‐speed InGaAs/GaAs strained multiple quantum well lasers with low damping

    Radhakrishnan Nagarajan;Toru Fukushima;John E. Bowers;Randall S. Geels

  • Long wavelength high-speed semiconductor lasers with carrier transport effects

    M. Ishikawa;R. Nagarajan;T. Fukushima;J.G. Wasserbauer

  • Photonic Integrated Circuit (PIC) Chips

    David F. Welch;Vincent G. Dominic;Fred A. Kish;Mark J. Missey

  • Large-scale photonic integrated circuits

    J. Pleumeekers;M. Kato;P. Evans;S. Corzine

Frequent Co-Authors

Fred A. Kish
Fred A. Kish Infinera (United States)
David F. Welch
David F. Welch Infinera (United States)
John E. Bowers
John E. Bowers University of California, Santa Barbara
A.G. Dentai
A.G. Dentai Infinera (United States)
Richard P. Schneider
Richard P. Schneider Infinera (United States)
C. Joyner
C. Joyner Infinera (United States)
Larry A. Coldren
Larry A. Coldren University of California, Santa Barbara
Scott W. Corzine
Scott W. Corzine Infinera (United States)
Richard P. Mirin
Richard P. Mirin National Institute of Standards and Technology

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