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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Engineering and Technology 45 5536 5337 1063 1057 218 7438

Liangfei Xu publications per year

The chart shows the history of publications by Liangfei Xu between 2006 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Liangfei Xu published across 20 years, from 2006 to 2025, averaging 13.3 papers a year. Output peaked at 28 publications in 2021. 53 of the 265 publications appeared in the last two years.

No. of publications
5 10 15 20 25
Bar chart. Horizontal axis: year, 2006 to 2025. Vertical axis: number of publications, 0 to 28. Peak 28 publications in 2021. 2006: 1 publication 2007: 1 publication 2008: 6 publications 2009: 13 publications 2010: 7 publications 2011: 3 publications 2012: 11 publications 2013: 13 publications 2014: 9 publications 2015: 10 publications 2016: 16 publications 2017: 17 publications 2018: 11 publications 2019: 17 publications 2020: 20 publications 2021: 28 publications 2022: 11 publications 2023: 18 publications 2024: 26 publications 2025: 27 publications
2006 2025

265 publications in total across all disciplines

View publications per year as a table
Liangfei Xu: publications per year, 2006 to 2025
Year Publications
2006 1
2007 1
2008 6
2009 13
2010 7
2011 3
2012 11
2013 13
2014 9
2015 10
2016 16
2017 17
2018 11
2019 17
2020 20
2021 28
2022 11
2023 18
2024 26
2025 27
Total 265
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Liangfei Xu publication distribution in Engineering and Technology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Engineering and Technology in 2026. The highlighted bar marks where Liangfei Xu sits on this spectrum.

No. of scientists
100 200 300 400
Bar chart with 78 bars. Horizontal axis: publications, 38–47 to 804+. Vertical axis: number of scientists, 0 to 457. Most scientists, 457, have 148–157 publications. The last bar groups every scientist with 804 publications or more. The highlighted bar, 218–227 publications, is where this scientist sits. 38–47 publications: 20 scientists 48–57 publications: 35 scientists 58–67 publications: 96 scientists 68–77 publications: 135 scientists 78–87 publications: 190 scientists 88–97 publications: 259 scientists 98–107 publications: 283 scientists 108–117 publications: 369 scientists 118–127 publications: 341 scientists 128–137 publications: 386 scientists 138–147 publications: 372 scientists 148–157 publications: 457 scientists 158–167 publications: 415 scientists 168–177 publications: 407 scientists 178–187 publications: 421 scientists 188–197 publications: 378 scientists 198–207 publications: 403 scientists 208–217 publications: 317 scientists 218–227 publications: 346 scientists 228–237 publications: 321 scientists 238–247 publications: 260 scientists 248–257 publications: 280 scientists 258–267 publications: 240 scientists 268–277 publications: 214 scientists 278–287 publications: 242 scientists 288–297 publications: 203 scientists 298–307 publications: 166 scientists 308–317 publications: 154 scientists 318–327 publications: 175 scientists 328–337 publications: 159 scientists 338–347 publications: 99 scientists 348–357 publications: 131 scientists 358–367 publications: 106 scientists 368–377 publications: 118 scientists 378–387 publications: 97 scientists 388–397 publications: 108 scientists 398–407 publications: 82 scientists 408–417 publications: 71 scientists 418–427 publications: 64 scientists 428–437 publications: 55 scientists 438–447 publications: 54 scientists 448–457 publications: 60 scientists 458–467 publications: 47 scientists 468–477 publications: 40 scientists 478–487 publications: 30 scientists 488–497 publications: 29 scientists 498–507 publications: 38 scientists 508–517 publications: 40 scientists 518–527 publications: 32 scientists 528–537 publications: 23 scientists 538–547 publications: 28 scientists 548–557 publications: 23 scientists 558–567 publications: 19 scientists 568–577 publications: 16 scientists 578–587 publications: 17 scientists 588–597 publications: 18 scientists 598–607 publications: 22 scientists 608–617 publications: 15 scientists 618–627 publications: 9 scientists 628–637 publications: 11 scientists 638–647 publications: 21 scientists 648–657 publications: 12 scientists 658–667 publications: 9 scientists 668–677 publications: 11 scientists 678–687 publications: 9 scientists 688–697 publications: 6 scientists 698–707 publications: 14 scientists 708–717 publications: 7 scientists 718–727 publications: 8 scientists 728–737 publications: 10 scientists 738–747 publications: 9 scientists 748–757 publications: 5 scientists 758–767 publications: 5 scientists 768–777 publications: 11 scientists 778–787 publications: 7 scientists 788–797 publications: 2 scientists 798–803 publications: 4 scientists 804+ publications: 100 scientists
38–47 publications 804+

This scientist: 218 publications — 54th percentile

54% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 804 publications or more.

View publications distribution as a table
Number of Engineering and Technology scientists by publication count, Research.com 2026 ranking edition. Based on 9,796 ranked scientists.
Publications Scientists This scientist
38–47 20
48–57 35
58–67 96
68–77 135
78–87 190
88–97 259
98–107 283
108–117 369
118–127 341
128–137 386
138–147 372
148–157 457
158–167 415
168–177 407
178–187 421
188–197 378
198–207 403
208–217 317
218–227 346 218
228–237 321
238–247 260
248–257 280
258–267 240
268–277 214
278–287 242
288–297 203
298–307 166
308–317 154
318–327 175
328–337 159
338–347 99
348–357 131
358–367 106
368–377 118
378–387 97
388–397 108
398–407 82
408–417 71
418–427 64
428–437 55
438–447 54
448–457 60
458–467 47
468–477 40
478–487 30
488–497 29
498–507 38
508–517 40
518–527 32
528–537 23
538–547 28
548–557 23
558–567 19
568–577 16
578–587 17
588–597 18
598–607 22
608–617 15
618–627 9
628–637 11
638–647 21
648–657 12
658–667 9
668–677 11
678–687 9
688–697 6
698–707 14
708–717 7
718–727 8
728–737 10
738–747 9
748–757 5
758–767 5
768–777 11
778–787 7
788–797 2
798–803 4
804+ 100
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Liangfei Xu D-index placement in Engineering and Technology in 2026

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

No. of scientists
100 200 300 400
Bar chart with 78 bars. Horizontal axis: D-Index, 30 to 107+. Vertical axis: number of scientists, 0 to 426. Most scientists, 426, have 42 D-Index. The last bar groups every scientist with 107 D-Index or more. The highlighted bar, 45 D-Index, is where this scientist sits. 30 D-Index: 59 scientists 31 D-Index: 114 scientists 32 D-Index: 129 scientists 33 D-Index: 189 scientists 34 D-Index: 200 scientists 35 D-Index: 262 scientists 36 D-Index: 311 scientists 37 D-Index: 312 scientists 38 D-Index: 350 scientists 39 D-Index: 385 scientists 40 D-Index: 348 scientists 41 D-Index: 362 scientists 42 D-Index: 426 scientists 43 D-Index: 380 scientists 44 D-Index: 310 scientists 45 D-Index: 341 scientists 46 D-Index: 301 scientists 47 D-Index: 306 scientists 48 D-Index: 271 scientists 49 D-Index: 246 scientists 50 D-Index: 210 scientists 51 D-Index: 253 scientists 52 D-Index: 213 scientists 53 D-Index: 221 scientists 54 D-Index: 195 scientists 55 D-Index: 186 scientists 56 D-Index: 170 scientists 57 D-Index: 167 scientists 58 D-Index: 166 scientists 59 D-Index: 144 scientists 60 D-Index: 152 scientists 61 D-Index: 141 scientists 62 D-Index: 138 scientists 63 D-Index: 131 scientists 64 D-Index: 118 scientists 65 D-Index: 114 scientists 66 D-Index: 119 scientists 67 D-Index: 95 scientists 68 D-Index: 87 scientists 69 D-Index: 77 scientists 70 D-Index: 89 scientists 71 D-Index: 69 scientists 72 D-Index: 54 scientists 73 D-Index: 46 scientists 74 D-Index: 55 scientists 75 D-Index: 54 scientists 76 D-Index: 49 scientists 77 D-Index: 53 scientists 78 D-Index: 46 scientists 79 D-Index: 28 scientists 80 D-Index: 39 scientists 81 D-Index: 36 scientists 82 D-Index: 24 scientists 83 D-Index: 26 scientists 84 D-Index: 36 scientists 85 D-Index: 18 scientists 86 D-Index: 25 scientists 87 D-Index: 19 scientists 88 D-Index: 26 scientists 89 D-Index: 27 scientists 90 D-Index: 23 scientists 91 D-Index: 15 scientists 92 D-Index: 12 scientists 93 D-Index: 9 scientists 94 D-Index: 15 scientists 95 D-Index: 10 scientists 96 D-Index: 13 scientists 97 D-Index: 13 scientists 98 D-Index: 9 scientists 99 D-Index: 7 scientists 100 D-Index: 7 scientists 101 D-Index: 8 scientists 102 D-Index: 7 scientists 103 D-Index: 7 scientists 104 D-Index: 9 scientists 105 D-Index: 6 scientists 106 D-Index: 9 scientists 107+ D-Index: 99 scientists
30 D-Index 107+

This scientist: 45 D-Index — 46th percentile

46% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 107 D-Index or more.

View D-Index distribution as a table
Number of Engineering and Technology scientists by D-index, Research.com 2026 ranking edition. Based on 9,796 ranked scientists.
D-Index Scientists This scientist
30 59
31 114
32 129
33 189
34 200
35 262
36 311
37 312
38 350
39 385
40 348
41 362
42 426
43 380
44 310
45 341 45
46 301
47 306
48 271
49 246
50 210
51 253
52 213
53 221
54 195
55 186
56 170
57 167
58 166
59 144
60 152
61 141
62 138
63 131
64 118
65 114
66 119
67 95
68 87
69 77
70 89
71 69
72 54
73 46
74 55
75 54
76 49
77 53
78 46
79 28
80 39
81 36
82 24
83 26
84 36
85 18
86 25
87 19
88 26
89 27
90 23
91 15
92 12
93 9
94 15
95 10
96 13
97 13
98 9
99 7
100 7
101 8
102 7
103 7
104 9
105 6
106 9
107+ 99
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Overview

Liangfei Xu is affiliated with Tsinghua University in China, focusing on engineering research with a particular emphasis on electrical and electronic engineering, automotive engineering, renewable energy, sustainability and the environment, materials chemistry, and mechanical engineering.

Their work encompasses several main topics, including:

  • Fuel Cells and Related Materials
  • Electrocatalysts for Energy Conversion
  • Electric and Hybrid Vehicle Technologies
  • Advancements in Solid Oxide Fuel Cells
  • Advanced Battery Technologies Research
  • Vehicle Dynamics and Control Systems

Xu has contributed to numerous publications, with notable papers such as:

  • Power distribution strategy of a dual-engine system for heavy-duty hybrid electric vehicles using dynamic programming, 2020, Energy
  • A Comprehensive Review on Fuel Cell UAV Key Technologies: Propulsion System, Management Strategy, and Design Procedure, 2022, IEEE Transactions on Transportation Electrification
  • A comparative study of equivalent circuit model and distribution of relaxation times for fuel cell impedance diagnosis, 2021, International Journal of Energy Research
  • Dynamic modeling of Pt degradation and mitigation strategies in polymer electrolyte membrane fuel cells, 2022, eTransportation
  • Water management issues during load cycling under high temperature and low humidity conditions relevant for heavy-duty applications of PEMFC, 2023, eTransportation

Their frequent co-authors include:

  • Jianqiu Li
  • Zunyan Hu
  • Minggao Ouyang
  • Yangbin Shao

Xu's research has been published often in venues such as:

  • SSRN Electronic Journal
  • Journal of Power Sources
  • eTransportation
  • Journal of The Electrochemical Society
  • 2020 4th CAA International Conference on Vehicular Control and Intelligence (CVCI)

Best Publications

  • Multi-objective optimization of a semi-active battery/supercapacitor energy storage system for electric vehicles

    Ziyou Song;Jianqiu Li;Xuebing Han;Liangfei Xu

  • Approximate Pontryagin’s minimum principle applied to the energy management of plug-in hybrid electric vehicles

    Cong Hou;Minggao Ouyang;Liangfei Xu;Hewu Wang

  • Multi-objective energy management optimization and parameter sizing for proton exchange membrane hybrid fuel cell vehicles

    Zunyan Hu;Jianqiu Li;Liangfei Xu;Liangfei Xu;Ziyou Song

  • Optimization for a fuel cell/battery/capacity tram with equivalent consumption minimization strategy

    Wenbin Zhang;Jianqiu Li;Liangfei Xu;Liangfei Xu;Minggao Ouyang

  • Cell state-of-charge inconsistency estimation for LiFePO4 battery pack in hybrid electric vehicles using mean-difference model

    Yuejiu Zheng;Minggao Ouyang;Languang Lu;Jianqiu Li

  • Multi-objective component sizing based on optimal energy management strategy of fuel cell electric vehicles

    Liangfei Xu;Clemens David Mueller;Clemens David Mueller;Jianqiu Li;Minggao Ouyang

  • Application of Pontryagin's Minimal Principle to the energy management strategy of plugin fuel cell electric vehicles

    Liangfei Xu;Minggao Ouyang;Jianqiu Li;Fuyuan Yang

  • Optimal vehicle control strategy of a fuel cell/battery hybrid city bus

    Liangfei Xu;Jianqiu Li;Jianfeng Hua;Xiangjun Li

  • Optimal decentralized valley-filling charging strategy for electric vehicles

    Kangkang Zhang;Liangfei Xu;Minggao Ouyang;Hewu Wang

  • Energy management and component sizing for a fuel cell/battery/supercapacitor hybrid powertrain based on two-dimensional optimization algorithms

    Hongliang Jiang;Hongliang Jiang;Liangfei Xu;Jianqiu Li;Zunyan Hu

  • Optimal sizing of plug-in fuel cell electric vehicles using models of vehicle performance and system cost

    Liangfei Xu;Minggao Ouyang;Jianqiu Li;Fuyuan Yang

  • On-line equalization for lithium-ion battery packs based on charging cell voltages: Part 1. Equalization based on remaining charging capacity estimation

    Yuejiu Zheng;Minggao Ouyang;Languang Lu;Jianqiu Li

  • Power management strategy for vehicular-applied hybrid fuel cell/battery power system

    Xiangjun Li;Liangfei Xu;Jianfeng Hua;Xinfan Lin

  • Adaptive supervisory control strategy of a fuel cell/battery-powered city bus

    Liangfei Xu;Jianqiu Li;Jianfeng Hua;Xiangjun Li

  • A reconstructed fuel cell life-prediction model for a fuel cell hybrid city bus

    Zunyan Hu;Liangfei Xu;Jianqiu Li;Minggao Ouyang

  • Model-based temperature regulation of a PEM fuel cell system on a city bus

    Siliang Cheng;Chuan Fang;Liangfei Xu;Liangfei Xu;Jianqiu Li

  • Multi-mode control strategy for fuel cell electric vehicles regarding fuel economy and durability

    Liangfei Xu;Jianqiu Li;Minggao Ouyang;Jianfeng Hua

  • Partial flooding and its effect on the performance of a proton exchange membrane fuel cell

    Jun Shen;Jun Shen;Liang Xu;Huawei Chang;Zhengkai Tu

  • Real time optimal energy management strategy targeting at minimizing daily operation cost for a plug-in fuel cell city bus

    Liangfei Xu;Fuyuan Yang;Jianqiu Li;Minggao Ouyang

  • A novel diagnostic methodology for fuel cell stack health: Performance, consistency and uniformity

    Zunyan Hu;Liangfei Xu;Jianqiu Li;Quanquan Gan

  • Performance comparison of two fuel cell hybrid buses with different powertrain and energy management strategies

    Minggao Ouyang;Liangfei Xu;Jianqiu Li;Languang Lu

Frequent Co-Authors

Minggao Ouyang
Minggao Ouyang Tsinghua University
Jianqiu Li
Jianqiu Li Tsinghua University
Werner Lehnert
Werner Lehnert RWTH Aachen University
Ziyou Song
Ziyou Song National University of Singapore
Languang Lu
Languang Lu Tsinghua University
Hewu Wang
Hewu Wang Tsinghua University
Yuejiu Zheng
Yuejiu Zheng University of Shanghai for Science and Technology
Yong Li
Yong Li Tsinghua University
Huei Peng
Huei Peng University of Michigan–Ann Arbor
Xuning Feng
Xuning Feng Tsinghua University

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