World's Best Scientists 2026 revealed!

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Electronics and Electrical Engineering 67 1087 1036 192 190 602 16982

Ai Qun Liu publications per year

The chart shows the history of publications by Ai Qun Liu between 1994 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Ai Qun Liu published across 32 years, from 1994 to 2025, averaging 25.7 papers a year. Output peaked at 58 publications in 2025. 94 of the 821 publications appeared in the last two years.

No. of publications
10 20 30 40 50
Bar chart. Horizontal axis: year, 1994 to 2025. Vertical axis: number of publications, 0 to 58. Peak 58 publications in 2025. 1994: 1 publication 1995: 0 publications 1996: 0 publications 1997: 2 publications 1998: 0 publications 1999: 5 publications 2000: 12 publications 2001: 19 publications 2002: 14 publications 2003: 28 publications 2004: 14 publications 2005: 43 publications 2006: 32 publications 2007: 44 publications 2008: 36 publications 2009: 35 publications 2010: 31 publications 2011: 45 publications 2012: 31 publications 2013: 33 publications 2014: 31 publications 2015: 38 publications 2016: 20 publications 2017: 40 publications 2018: 25 publications 2019: 21 publications 2020: 30 publications 2021: 26 publications 2022: 50 publications 2023: 21 publications 2024: 36 publications 2025: 58 publications
1994 2025

821 publications in total across all disciplines

View publications per year as a table
Ai Qun Liu: publications per year, 1994 to 2025
Year Publications
1994 1
1995 0
1996 0
1997 2
1998 0
1999 5
2000 12
2001 19
2002 14
2003 28
2004 14
2005 43
2006 32
2007 44
2008 36
2009 35
2010 31
2011 45
2012 31
2013 33
2014 31
2015 38
2016 20
2017 40
2018 25
2019 21
2020 30
2021 26
2022 50
2023 21
2024 36
2025 58
Total 821
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Ai Qun Liu 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 Ai Qun Liu sits on this spectrum.

No. of scientists
100 200 300 400
Bar chart with 53 bars. Horizontal axis: publications, 34–53 to 1,065+. Vertical axis: number of scientists, 0 to 445. Most scientists, 445, have 174–193 publications. The last bar groups every scientist with 1,065 publications or more. The highlighted bar, 594–613 publications, is where this scientist sits. 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
34–53 publications 1,065+

This scientist: 602 publications — 90th percentile

90% of scientists in this discipline score the same or lower.

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

View publications distribution as a table
Number of Electronics and Electrical Engineering scientists by publication count, Research.com 2026 ranking edition. Based on 6,875 ranked scientists.
Publications Scientists This scientist
34–53 24
54–73 52
74–93 114
94–113 203
114–133 269
134–153 355
154–173 403
174–193 445
194–213 430
214–233 431
234–253 399
254–273 366
274–293 335
294–313 300
314–333 276
334–353 250
354–373 214
374–393 187
394–413 152
414–433 169
434–453 147
454–473 111
474–493 117
494–513 103
514–533 99
534–553 92
554–573 75
574–593 58
594–613 69 602
614–633 50
634–653 62
654–673 54
674–693 44
694–713 37
714–733 28
734–753 26
754–773 26
774–793 19
794–813 23
814–833 20
834–853 16
854–873 20
874–893 11
894–913 11
914–933 16
934–953 13
954–973 10
974–993 11
994–1,013 9
1,014–1,033 9
1,034–1,053 10
1,054–1,064 6
1,065+ 99
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Ai Qun Liu 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 Ai Qun Liu sits on this spectrum.

No. of scientists
50 100 150 200 250
Bar chart with 82 bars. Horizontal axis: D-Index, 30 to 111+. Vertical axis: number of scientists, 0 to 263. Most scientists, 263, have 32 D-Index. The last bar groups every scientist with 111 D-Index or more. The highlighted bar, 67 D-Index, is where this scientist sits. 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: 67 D-Index — 85th percentile

85% of scientists in this discipline score the same or lower.

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

View D-Index distribution as a table
Number of Electronics and Electrical Engineering scientists by D-index, Research.com 2026 ranking edition. Based on 6,875 ranked scientists.
D-Index Scientists This scientist
30 178
31 257
32 263
33 262
34 244
35 236
36 211
37 220
38 214
39 214
40 205
41 187
42 194
43 201
44 155
45 189
46 148
47 160
48 134
49 130
50 141
51 156
52 108
53 130
54 112
55 97
56 111
57 102
58 108
59 120
60 103
61 93
62 92
63 74
64 77
65 73
66 64
67 69 67
68 60
69 39
70 57
71 59
72 46
73 49
74 38
75 35
76 32
77 35
78 31
79 22
80 34
81 31
82 34
83 23
84 18
85 30
86 19
87 19
88 20
89 8
90 17
91 7
92 14
93 9
94 15
95 10
96 12
97 10
98 10
99 12
100 16
101 5
102 7
103 7
104 8
105 9
106 13
107 4
108 5
109 10
110 8
111+ 96
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Research.com Recognitions

  • 2014 - SPIE Fellow

Overview

Ai Qun Liu is affiliated with Nanyang Technological University in Singapore and specializes in engineering, with a primary focus on electrical and electronic engineering. Their research portfolio includes significant contributions to fields such as artificial intelligence, biomedical engineering, atomic and molecular physics and optics, and electronic, optical, and magnetic materials.

Their work encompasses a range of topics, including:

  • Photonic and Optical Devices
  • Neural Networks and Reservoir Computing
  • Quantum Information and Cryptography
  • Optical Network Technologies
  • Microfluidic and Bio-sensing Technologies
  • Orbital Angular Momentum in Optics
  • Metamaterials and Metasurfaces Applications

Notable recent publications by Ai Qun Liu include:

  • "An optical neural chip for implementing complex-valued neural network" (2021, Nature Communications)
  • "Space-efficient optical computing with an integrated chip diffractive neural network" (2022, Nature Communications)
  • "Metasurface Micro/Nano-Optical Sensors: Principles and Applications" (2022, ACS Nano)
  • "Advances in lithium niobate photonics: development status and perspectives" (2022, Advanced Photonics)
  • "Recent progress in quantum photonic chips for quantum communication and internet" (2023, Light Science & Applications)

They have also authored a book titled "Metasurfaces: Towards Tunable and Reconfigurable Meta-devices" published in 2022 under Microfluidics and Nanophotonics.

Ai Qun Liu frequently publishes in venues including:

  • Conference on Lasers and Electro-Optics
  • SSRN Electronic Journal
  • Laser & Photonics Review
  • arXiv (Cornell University)
  • European Urology

Their frequent coauthors are:

  • Yuzhi Shi
  • L. C. Kwek
  • Hong Cai
  • Hui Zhang
  • L. K. Chin

In recognition of their professional contributions, Ai Qun Liu was named a SPIE Fellow in 2014.

Best Publications

  • Mechanism of multisoliton formation and soliton energy quantization in passively mode-locked fiber lasers

    D. Y. Tang;L. M. Zhao;B. Zhao;A. Q. Liu

  • High-Efficiency Broadband Meta-Hologram with Polarization-Controlled Dual Images

    Wei Ting Chen;Kuang-Yu Yang;Chih-Ming Wang;Yao-Wei Huang

  • An optical neural chip for implementing complex-valued neural network.

    H. Zhang;M. Gu;X. D. Jiang;J. Thompson

  • The Poisson distribution and beyond: methods for microfluidic droplet production and single cell encapsulation

    David J. Collins;Adrian Neild;Andrew deMello;Ai-Qun Liu

  • Context Contrasted Feature and Gated Multi-scale Aggregation for Scene Segmentation

    Henghui Ding;Xudong Jiang;Bing Shuai;Ai Qun Liu

  • An integrated silicon photonic chip platform for continuous-variable quantum key distribution

    Gong Zhang;Gong Zhang;J. Y. Haw;H. Cai;F. Xu

  • Switchable magnetic metamaterials using micromachining processes.

    Wei Ming Zhu;Ai Qun Liu;Xu Ming Zhang;Din Ping Tsai

  • Mechanical design and optimization of capacitive micromachined switch

    J.-M. Huang;K.M. Liew;C.H. Wong;S. Rajendran

  • Optical Anapole Metamaterial

    Pin Chieh Wu;Chun Yen Liao;Vassili Savinov;Tsung Lin Chung

  • Microelectromechanical Maltese-cross metamaterial with tunable terahertz anisotropy.

    W.M. Zhu;A.Q. Liu;A.Q. Liu;T. Bourouina;Din-ping Tsai;Din-ping Tsai

  • A STUDY OF THE STATIC CHARACTERISTICS OF A TORSIONAL MICROMIRROR

    Xuming Zhang;F. S. Chau;C. Quan;Y. L. Lam

  • Band gap opening of graphene by doping small boron nitride domains

    Xiaofeng Fan;Xiaofeng Fan;Zexiang Shen;A. Q. Liu;Jer-Lai Kuo

  • A high-brightness laser beam from a phase-locked multicore Yb-doped fiber laser array

    P.K. Cheo;A. Liu;G.G. King

  • Micromachined tunable metamaterials: a review

    A. Q. Liu;W. M. Zhu;D. P. Tsai;Nikolay I. Zheludev

  • Determining refractive index of single living cell using an integrated microchip

    X.J. Liang;A.Q. Liu;C.S. Lim;T.C. Ayi

  • Boundary-Aware Feature Propagation for Scene Segmentation

    Henghui Ding;Xudong Jiang;Ai Qun Liu;Nadia Magnenat Thalmann

  • A micromachined reconfigurable metamaterial via reconfiguration of asymmetric split-ring resonators

    Yuan Hsing Fu;Yuan Hsing Fu;Ai Qun Liu;Wei Ming Zhu;Xu Ming Zhang

  • Broadband Wide‐Angle Multifunctional Polarization Converter via Liquid‐Metal‐Based Metasurface

    Pin Chieh Wu;Weiming Zhu;Zhong Xiang Shen;Peter Han Joo Chong

  • Metalenses: Advances and Applications

    Ming Lun Tseng;Ming Lun Tseng;Hui Hsin Hsiao;Hui Hsin Hsiao;Cheng Hung Chu;Cheng Hung Chu;Mu Ku Chen;Mu Ku Chen

  • Open-loop versus closed-loop control of MEMS devices: choices and issues

    B Borovic;A Q Liu;D Popa;H Cai

  • Optofluidic waveguide as a transformation optics device for lightwave bending and manipulation

    Y. Yang;A. Q. Liu;L. K. Chin;Xuming Zhang

  • A review of MEMS external-cavity tunable lasers

    A Q Liu;X M Zhang

Frequent Co-Authors

Xuming Zhang
Xuming Zhang Hong Kong Polytechnic University
Din Ping Tsai
Din Ping Tsai City University of Hong Kong
Dim-Lee Kwong
Dim-Lee Kwong National University of Singapore
Chao Lu
Chao Lu Hong Kong Polytechnic University
Wee Ser
Wee Ser Nanyang Technological University
Claus-Dieter Ohl
Claus-Dieter Ohl Otto-von-Guericke University Magdeburg
Nikolay I. Zheludev
Nikolay I. Zheludev University of Southampton
Arokiaswami Alphones
Arokiaswami Alphones Nanyang Technological University
Greg Sun
Greg Sun University of Massachusetts Boston
Zhongxiang Shen
Zhongxiang Shen Nanyang Technological University

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