World's Best Scientists 2026 revealed!

D-Index & Metrics

Electronics and Electrical Engineering

D-Index
71
Citations
26052
World Ranking
838
National Ranking
361

Ali Hajimiri 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 Ali Hajimiri 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: 305 publications — 58th percentile

58% of scientists in this discipline score the same or lower.

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

Ali Hajimiri 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 Ali Hajimiri 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: 71 D-Index — 88th percentile

88% 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

  • 2015 - Fellow, National Academy of Inventors

Overview

Ali Hajimiri is affiliated with the California Institute of Technology in the United States. Their research primarily centers on engineering with a strong emphasis on electrical and electronic engineering and aerospace engineering.

Their work spans several subfields including artificial intelligence, atomic and molecular physics and optics, and biomedical engineering. The central themes of their research include photonic and optical devices, energy harvesting in wireless networks, and antenna design and analysis. Additional focus areas include antenna design and optimization, advanced photonic communication systems, advanced antenna and metasurface technologies, and semiconductor lasers and optical devices.

Recent notable papers authored or co-authored by Ali Hajimiri include:

  • "Dynamic Focusing of Large Arrays for Wireless Power Transfer and Beyond," 2020, IEEE Journal of Solid-State Circuits
  • "Flexible active antenna arrays," 2022, npj Flexible Electronics
  • "A Framework for Array Shape Reconstruction Through Mutual Coupling," 2021, IEEE Transactions on Microwave Theory and Techniques
  • "A Lightweight Space-based Solar Power Generation and Transmission Satellite," 2022, arXiv (Cornell University)
  • "Discretization of annular-ring diffraction pattern for large-scale photonics beamforming," 2022, Photonics Research

Ali Hajimiri collaborates frequently with several researchers. Frequent co-authors include Austin Fikes, Aroutin Khachaturian, Oren S. Mizrahi, Reza Fatemi, and Matan Gal-Katziri.

Their publications appear regularly in venues such as arXiv (Cornell University), IEEE Journal of Solid-State Circuits, IEEE Transactions on Microwave Theory and Techniques, Photonics Research, and IEEE Journal of Microwaves.

In recognition of their contributions, Ali Hajimiri was awarded the title of Fellow at the National Academy of Inventors in 2015.

Best Publications

  • A general theory of phase noise in electrical oscillators

    A. Hajimiri;T.H. Lee

  • Jitter and phase noise in ring oscillators

    A. Hajimiri;S. Limotyrakis;T.H. Lee

  • Design issues in CMOS differential LC oscillators

    A. Hajimiri;T.H. Lee

  • Oscillator phase noise: a tutorial

    T.H. Lee;A. Hajimiri

  • Concepts and methods in optimization of integrated LC VCOs

    D. Ham;A. Hajimiri

  • The Design of Low Noise Oscillators

    Ali Hajimiri;Thomas H. Lee

  • Concurrent multiband low-noise amplifiers-theory, design, and applications

    H. Hashemi;A. Hajimiri

  • A fully integrated 24-GHz eight-element phased-array receiver in silicon

    Xiang Guan;Hossein Hashemi;Ali Hajimiri

  • Distributed active transformer-a new power-combining and impedance-transformation technique

    I. Aoki;S.D. Kee;D.B. Rutledge;A. Hajimiri

  • A 77-GHz phased-array transceiver with on-chip antennas in silicon : Receiver and antennas

    Aydin Babakhani;Xiang Guan;Abbas Komijani;Arun Natarajan

  • Fully integrated CMOS power amplifier design using the distributed active-transformer architecture

    I. Aoki;S.D. Kee;D.B. Rutledge;A. Hajimiri

  • A 77-GHz Phased-Array Transceiver With On-Chip Antennas in Silicon: Transmitter and Local LO-Path Phase Shifting

    A. Natarajan;A. Komijani;Xiang Guan;A. Babakhani

  • A noise-shifting differential Colpitts VCO

    R. Aparicio;A. Hajimiri

  • A self-sustaining ultrahigh-frequency nanoelectromechanical oscillator

    X. L. Feng;C. J. White;A. Hajimiri;M. L. Roukes

  • A Fully Integrated Quad-Band GSM/GPRS CMOS Power Amplifier

    I. Aoki;S. Kee;R. Magoon;R. Aparicio

  • The class-E/F family of ZVS switching amplifiers

    S.D. Kee;I. Aoki;A. Hajimiri;D. Rutledge

  • A 24-GHz CMOS front-end

    Xiang Guan;A. Hajimiri

  • Fractal capacitors

    H. Samavati;A. Hajimiri;A.R. Shahani;G.N. Nasserbakht

  • Capacity limits and matching properties of integrated capacitors

    R. Aparicio;A. Hajimiri

  • A 0.28 THz Power-Generation and Beam-Steering Array in CMOS Based on Distributed Active Radiators

    K. Sengupta;A. Hajimiri

  • Bandwidth enhancement for transimpedance amplifiers

    B. Analui;A. Hajimiri

Frequent Co-Authors

Hua Wang
Hua Wang Georgia Institute of Technology
Kaushik Sengupta
Kaushik Sengupta Princeton University
Arun Natarajan
Arun Natarajan Oregon State University
James F. Buckwalter
James F. Buckwalter University of California, Santa Barbara
Hossein Hashemi
Hossein Hashemi University of Southern California
David B. Rutledge
David B. Rutledge California Institute of Technology
Thomas H. Lee
Thomas H. Lee Stanford University
Ehsan Afshari
Ehsan Afshari University of Michigan–Ann Arbor
John C. Doyle
John C. Doyle California Institute of Technology
Donhee Ham
Donhee Ham Harvard University

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