World's Best Scientists 2026 revealed!
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Mathematics
South Africa
2026

D-Index & Metrics

Mathematics

D-Index
61
Citations
13644
World Ranking
516
National Ranking
2

Electronics and Electrical Engineering

D-Index
61
Citations
13141
World Ranking
1552
National Ranking
3

Bao-Zhu Guo publication distribution in Mathematics in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Mathematics in 2026. The highlighted bar marks where Bao-Zhu Guo sits on this spectrum.

42–46 publications: 3 scientists 47–51 publications: 5 scientists 52–56 publications: 7 scientists 57–61 publications: 20 scientists 62–66 publications: 14 scientists 67–71 publications: 25 scientists 72–76 publications: 19 scientists 77–81 publications: 35 scientists 82–86 publications: 50 scientists 87–91 publications: 60 scientists 92–96 publications: 86 scientists 97–101 publications: 84 scientists 102–106 publications: 83 scientists 107–111 publications: 90 scientists 112–116 publications: 99 scientists 117–121 publications: 90 scientists 122–126 publications: 91 scientists 127–131 publications: 109 scientists 132–136 publications: 110 scientists 137–141 publications: 98 scientists 142–146 publications: 112 scientists 147–151 publications: 102 scientists 152–156 publications: 88 scientists 157–161 publications: 106 scientists 162–166 publications: 83 scientists 167–171 publications: 102 scientists 172–176 publications: 77 scientists 177–181 publications: 81 scientists 182–186 publications: 78 scientists 187–191 publications: 71 scientists 192–196 publications: 92 scientists 197–201 publications: 64 scientists 202–206 publications: 69 scientists 207–211 publications: 64 scientists 212–216 publications: 62 scientists 217–221 publications: 58 scientists 222–226 publications: 53 scientists 227–231 publications: 50 scientists 232–236 publications: 46 scientists 237–241 publications: 46 scientists 242–246 publications: 46 scientists 247–251 publications: 43 scientists 252–256 publications: 29 scientists 257–261 publications: 45 scientists 262–266 publications: 30 scientists 267–271 publications: 33 scientists 272–276 publications: 34 scientists 277–281 publications: 30 scientists 282–286 publications: 31 scientists 287–291 publications: 21 scientists 292–296 publications: 34 scientists 297–301 publications: 26 scientists 302–306 publications: 10 scientists 307–311 publications: 17 scientists 312–316 publications: 23 scientists 317–321 publications: 13 scientists 322–326 publications: 16 scientists 327–331 publications: 26 scientists 332–336 publications: 13 scientists 337–341 publications: 13 scientists 342–346 publications: 16 scientists 347–351 publications: 17 scientists 352–356 publications: 12 scientists 357–361 publications: 18 scientists 362–366 publications: 18 scientists 367–371 publications: 9 scientists 372–376 publications: 11 scientists 377–381 publications: 8 scientists 382–386 publications: 8 scientists 387–391 publications: 9 scientists 392–396 publications: 9 scientists 397–401 publications: 8 scientists 402–406 publications: 11 scientists 407–411 publications: 6 scientists 412–416 publications: 6 scientists 417–421 publications: 9 scientists 422–426 publications: 8 scientists 427–431 publications: 5 scientists 432–436 publications: 8 scientists 437–441 publications: 8 scientists 442–446 publications: 4 scientists 447–451 publications: 4 scientists 452–456 publications: 4 scientists 457–461 publications: 2 scientists 462–466 publications: 2 scientists 467–471 publications: 4 scientists 472–476 publications: 3 scientists 477–481 publications: 3 scientists 482–486 publications: 6 scientists 487–491 publications: 3 scientists 492–496 publications: 5 scientists 497–501 publications: 5 scientists 502–506 publications: 1 scientists 507–511 publications: 6 scientists 512–516 publications: 4 scientists 517–521 publications: 1 scientists 522–526 publications: 3 scientists 527–531 publications: 1 scientists 532–536 publications: 4 scientists 537+ publications: 100 scientists
42 publications 537+

This scientist: 347 publications — 90th percentile

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

The last bar groups every scientist with 537 publications or more.

Bao-Zhu Guo D-index placement in Mathematics in 2026

The chart shows the D-index (discipline H-index) distribution of Mathematics scientists ranked by Research.com in 2026. The highlighted bar marks where Bao-Zhu Guo sits on this spectrum.

30 D-Index: 174 scientists 31 D-Index: 151 scientists 32 D-Index: 174 scientists 33 D-Index: 117 scientists 34 D-Index: 136 scientists 35 D-Index: 127 scientists 36 D-Index: 145 scientists 37 D-Index: 153 scientists 38 D-Index: 150 scientists 39 D-Index: 150 scientists 40 D-Index: 138 scientists 41 D-Index: 136 scientists 42 D-Index: 93 scientists 43 D-Index: 108 scientists 44 D-Index: 115 scientists 45 D-Index: 112 scientists 46 D-Index: 103 scientists 47 D-Index: 75 scientists 48 D-Index: 59 scientists 49 D-Index: 67 scientists 50 D-Index: 60 scientists 51 D-Index: 57 scientists 52 D-Index: 59 scientists 53 D-Index: 62 scientists 54 D-Index: 60 scientists 55 D-Index: 50 scientists 56 D-Index: 42 scientists 57 D-Index: 54 scientists 58 D-Index: 50 scientists 59 D-Index: 42 scientists 60 D-Index: 41 scientists 61 D-Index: 35 scientists 62 D-Index: 40 scientists 63 D-Index: 21 scientists 64 D-Index: 31 scientists 65 D-Index: 27 scientists 66 D-Index: 29 scientists 67 D-Index: 19 scientists 68 D-Index: 25 scientists 69 D-Index: 17 scientists 70 D-Index: 18 scientists 71 D-Index: 12 scientists 72 D-Index: 14 scientists 73 D-Index: 13 scientists 74 D-Index: 18 scientists 75 D-Index: 9 scientists 76 D-Index: 11 scientists 77 D-Index: 10 scientists 78 D-Index: 9 scientists 79 D-Index: 16 scientists 80 D-Index: 12 scientists 81 D-Index: 10 scientists 82 D-Index: 5 scientists 83 D-Index: 5 scientists 84 D-Index: 13 scientists 85 D-Index: 6 scientists 86+ D-Index: 99 scientists
30 D-Index 86+

This scientist: 61 D-Index — 86th percentile

86% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 86 D-Index or more.

Research.com Recognitions

  • 2026 - Research.com Mathematics in South Africa Leader Award
  • 2025 - Research.com Mathematics in South Africa Leader Award

Overview

Bao-Zhu Guo is affiliated with the University of the Witwatersrand in South Africa. Their research primarily spans the fields of Engineering, Computer Science, and Mathematics, with a strong focus on Control and Systems Engineering, Computational Theory and Mathematics, and Mathematical Physics.

The scientist's published work covers a range of advanced topics including Stability and Controllability of Differential Equations, Advanced Mathematical Modeling in Engineering, Advanced Mathematical Physics Problems, Numerical Methods for Differential Equations, Numerical Methods in Inverse Problems, Stability and Control of Uncertain Systems, and Adaptive Control of Nonlinear Systems.

Recent papers authored by Bao-Zhu Guo include:

  • Robust error based non-collocated output tracking control for a heat equation, 2020, Automatica

Aside from their own publications, Bao-Zhu Guo has frequently co-authored with several collaborators, including Ze-Hao Wu, Tingting Meng, Ren-Xi Zhao, Hua-Cheng Zhou, and Yi Cheng.

Their work has appeared in various academic journals and venues, with notable frequent publications in:

  • Automatica
  • Systems & Control Letters
  • IEEE Transactions on Automatic Control
  • arXiv (Cornell University)
  • IFAC Journal of Systems and Control

Bao-Zhu Guo has contributed to book publications as well, including a title to be published by Systems & Control:

  • Maximum Principle and Dynamic Programming Viscosity Solution Approach, 2025

The scientist's research outputs have been cited across multiple studies, indicating influence in their specialized areas related to control theory and applied mathematics.

Best Publications

  • On the convergence of an extended state observer for nonlinear systems with uncertainty

    Bao-Zhu Guo;Zhi-liang Zhao

  • Stability and Stabilization of Infinite Dimensional Systems with Applications

    Zheng-hua Luo;Bao-Zhu Guo;Omer Morgul;E. D. Sontag

  • ON CONVERGENCE OF THE NONLINEAR ACTIVE DISTURBANCE REJECTION CONTROL FOR MIMO SYSTEMS

    Bao-Zhu Guo;Zhi-Liang Zhao

  • On convergence of tracking differentiator

    Bao-Zhu Guo;Zhi-Liang Zhao

  • Output-feedback stabilization of an unstable wave equation

    Miroslav Krstic;Bao-Zhu Guo;Andras Balogh;Andrey Smyshlyaev

  • Sliding Mode and Active Disturbance Rejection Control to Stabilization of One-Dimensional Anti-Stable Wave Equations Subject to Disturbance in Boundary Input

    Bao-Zhu Guo;Feng-Fei Jin;Cui-Zhen Yao

  • The active disturbance rejection and sliding mode control approach to the stabilization of the Euler-Bernoulli beam equation with boundary input disturbance

    Bao-Zhu Guo;Bao-Zhu Guo;Bao-Zhu Guo;Feng-Fei Jin;Feng-Fei Jin

  • Stability analysis of an HIV/AIDS epidemic model with treatment

    Liming Cai;Xuezhi Li;Mini Ghosh;Baozhu Guo

  • Nonfragile Exponential Synchronization of Delayed Complex Dynamical Networks With Memory Sampled-Data Control

    Yajuan Liu;Bao-Zhu Guo;Ju H. Park;Sang-Moon Lee

  • Riesz Basis Approach to the Stabilization of a Flexible Beam with a Tip Mass

    Bao-Zhu Guo

  • Further Results on Stabilization of Chaotic Systems Based on Fuzzy Memory Sampled-Data Control

    Yajuan Liu;Ju H. Park;Bao-Zhu Guo;Yanjun Shu

  • A Novel Extended State Observer for Output Tracking of MIMO Systems With Mismatched Uncertainty

    Zhi-Liang Zhao;Bao-Zhu Guo

  • A nonlinear extended state observer based on fractional power functions

    Zhi-Liang Zhao;Bao-Zhu Guo;Bao-Zhu Guo

  • On convergence of non-linear extended state observer for multi-input multi-output systems with uncertainty

    B.-Z. Guo;Z.-L. Zhao

  • Riesz Basis Property and Exponential Stability of Controlled Euler--Bernoulli Beam Equations with Variable Coefficients

    Bao-Zhu Guo

  • Active Disturbance Rejection Control Approach to Output-Feedback Stabilization of a Class of Uncertain Nonlinear Systems Subject to Stochastic Disturbance

    Bao-Zhu Guo;Ze-Hao Wu;Hua-Cheng Zhou

  • Active disturbance rejection control: Old and new results ☆

    Hongyinping Feng;Bao-Zhu Guo;Bao-Zhu Guo

  • Lyapunov approach to output feedback stabilization for the Euler-Bernoulli beam equation with boundary input disturbance

    Feng-Fei Jin;Bao-Zhu Guo

  • Arbitrary Decay Rate for Euler-Bernoulli Beam by Backstepping Boundary Feedback

    A. Smyshlyaev;Bao-Zhu Guo;M. Krstic

  • Output Feedback Stabilization for One-Dimensional Wave Equation Subject to Boundary Disturbance

    Bao-Zhu Guo;Feng-Fei Jin

  • Active Disturbance Rejection Control for Nonlinear Systems: An Introduction

    Bao-Zhu Guo;Zhi-Liang Zhao

  • On convergence of tracking differentiator and application to frequency estimation of sinusoidal signals

    Bao-Zhu Guo;Zhi-Liang Zhao

Frequent Co-Authors

Miroslav Krstic
Miroslav Krstic University of California, San Diego
Ju H. Park
Ju H. Park Yeungnam University
Weidong Zhu
Weidong Zhu University of Maryland, Baltimore County
YangQuan Chen
YangQuan Chen University of California, Merced
Cheng-Zhong Xu
Cheng-Zhong Xu University of Macau
C. D. Mote
C. D. Mote University of Maryland, College Park
Sang-Moon Lee
Sang-Moon Lee Kyungpook National University
Xiaohua Xia
Xiaohua Xia University of Pretoria
Zhong-Ping Jiang
Zhong-Ping Jiang New York University
Hassan Hammouri
Hassan Hammouri Claude Bernard University Lyon 1

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