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Tharmalingam Ratnarajah

Tharmalingam Ratnarajah

D-Index & Metrics

Electronics and Electrical Engineering

D-Index
50
Citations
9010
World Ranking
2832
National Ranking
159

Tharmalingam Ratnarajah 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 Tharmalingam Ratnarajah 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: 489 publications — 83rd percentile

83% of scientists in this discipline score the same or lower.

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

Tharmalingam Ratnarajah 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 Tharmalingam Ratnarajah 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: 50 D-Index — 60th percentile

60% of scientists in this discipline score the same or lower.

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

Overview

Tharmalingam Ratnarajah is affiliated with the University of Edinburgh in the United Kingdom. Their research spans the fields of Engineering and Computer Science, with a particular focus on Electrical and Electronic Engineering, Aerospace Engineering, Computer Networks and Communications, Artificial Intelligence, and Biomedical Engineering.

The main topics of their work include:

  • Advanced MIMO Systems Optimization
  • Full-Duplex Wireless Communications
  • Advanced Wireless Communication Technologies
  • Energy Harvesting in Wireless Networks
  • Cooperative Communication and Network Coding
  • Radar Systems and Signal Processing
  • Antenna Design and Analysis

Tharmalingam Ratnarajah has a substantial number of publications in frequent venues such as:

  • arXiv (Cornell University)
  • IEEE Access
  • IEEE Transactions on Vehicular Technology
  • IEEE Transactions on Network Science and Engineering
  • IEEE Transactions on Wireless Communications

Selected recent papers include:

  • "Digital Twin Perspective of Fourth Industrial and Healthcare Revolution" (2022, IEEE Access)
  • "On Range Sidelobe Reduction for Dual-Functional Radar-Communication Waveforms" (2020, IEEE Wireless Communications Letters)
  • "Advanced Dynamic Spectrum 5G Mobile Networks Employing Licensed Shared Access" (2020, IEEE Communications Magazine)
  • "Design and Analysis of FD MIMO Cellular Systems in Coexistence With MIMO Radar" (2020, IEEE Transactions on Wireless Communications)
  • "In-Band Full-Duplex Dynamic Spectrum Sharing in Beyond 5G Networks" (2021, IEEE Communications Magazine)

Frequent co-authors who have collaborated with Ratnarajah include:

  • Navneet Garg
  • Haifeng Luo
  • Hanxiao Ge
  • Mathini Sellathurai
  • Anastasios Papazafeiropoulos

Best Publications

  • A Minorization-Maximization Method for Optimizing Sum Rate in the Downlink of Non-Orthogonal Multiple Access Systems

    Muhammad Fainan Hanif;Zhiguo Ding;Tharmalingam Ratnarajah;George K. Karagiannidis

  • Large-Scale MIMO Transmitters in Fixed Physical Spaces: The Effect of Transmit Correlation and Mutual Coupling

    C. Masouros;M. Sellathurai;T. Ratnarajah

  • MIMO Radar and Cellular Coexistence: A Power-Efficient Approach Enabled by Interference Exploitation

    Fan Liu;Christos Masouros;Ang Li;Tharmalingam Ratnarajah

  • Outage Analysis of Decode-and-Forward Cognitive Dual-Hop Systems With the Interference Constraint in Nakagami- $m$ Fading Channels

    Caijun Zhong;T. Ratnarajah;Kai-Kit Wong

  • On the Performance of Eigenvalue-Based Cooperative Spectrum Sensing for Cognitive Radio

    Ayse Kortun;Tharmalingam Ratnarajah;Mathini Sellathurai;Caijun Zhong

  • Robust MIMO Beamforming for Cellular and Radar Coexistence

    Fan Liu;Christos Masouros;Ang Li;Tharmalingam Ratnarajah

  • Sum Rate Analysis of ZF Receivers in Distributed MIMO Systems

    M. Matthaiou;Caijun Zhong;M. R. McKay;T. Ratnarajah

  • Known interference in the cellular downlink: a performance limiting factor or a source of green signal power?

    Christos Masouros;Tharmalingam Ratnarajah;Mathini Sellathurai;Constantinos B. Papadias

  • On the Performance of Relay Aided Millimeter Wave Networks

    Sudip Biswas;Satyanarayana Vuppala;Jiang Xue;Tharmalingam Ratnarajah

  • Deterministic Equivalent Performance Analysis of Time-Varying Massive MIMO Systems

    Anastasios K. Papazafeiropoulos;Tharmalingam Ratnarajah

  • Rate-Splitting to Mitigate Residual Transceiver Hardware Impairments in Massive MIMO Systems

    Anastasios Papazafeiropoulos;Bruno Clerckx;Tharmalingam Ratnarajah

  • Vector Perturbation Based on Symbol Scaling for Limited Feedback MISO Downlinks

    Christos Masouros;Mathini Sellathurai;Tharm Ratnarajah

  • Performance Analysis of IA Techniques in the MIMO IBC With Imperfect CSI

    Paula Aquilina;Tharmalingam Ratnarajah

  • On the Diversity-Multiplexing Tradeoff for Wireless Cooperative Multiple Access Systems

    Z. Ding;T. Ratnarajah;C.C.F. Cowan

  • Quadratic forms on complex random matrices and multiple-antenna systems

    T. Ratnarajah;R. Vaillancourt

  • Interference Optimization for Transmit Power Reduction in Tomlinson-Harashima Precoded MIMO Downlinks

    C. Masouros;M. Sellathurai;T. Ratnarajah

  • Weighted Sum Rate Maximization in Full-Duplex Multi-User Multi-Cell MIMO Networks

    Paula Aquilina;Ali Cagatay Cirik;Tharmalingam Ratnarajah

  • Performance Analysis of Large Multiuser MIMO Systems With Space-Constrained 2-D Antenna Arrays

    Sudip Biswas;Christos Masouros;Tharmalingam Ratnarajah

  • Complex random matrices and Rayleigh channel capacity

    Tharmalingam Ratnarajah;Rémi Vaillancourt;M. Alvo

  • Online Content Popularity Prediction and Learning in Wireless Edge Caching

    Navneet Garg;Mathini Sellathurai;Vimal Bhatia;B. N. Bharath

  • Power Allocation and Beamforming in Overlay Cognitive Radio Systems

    Liang Li;Faheem A. Khan;Marius Pesavento;T. Ratnarajah

Frequent Co-Authors

Mathini Sellathurai
Mathini Sellathurai Heriot-Watt University
Christos Masouros
Christos Masouros University College London
Zhiguo Ding
Zhiguo Ding Nanyang Technological University
Caijun Zhong
Caijun Zhong Zhejiang University
Constantinos B. Papadias
Constantinos B. Papadias American College of Greece
Vimal Bhatia
Vimal Bhatia Indian Institute of Technology Indore
Pei Xiao
Pei Xiao University of Surrey
Kai-Kit Wong
Kai-Kit Wong University College London
Marius Pesavento
Marius Pesavento Technical University of Darmstadt

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