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Engineering and Technology
Singapore
2026

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Engineering and Technology 92 238 225 4 4 408 26366

Chi-Hwa Wang publications per year

The chart shows the history of publications by Chi-Hwa Wang between 1993 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Chi-Hwa Wang published across 33 years, from 1993 to 2025, averaging 14.6 papers a year. Output peaked at 39 publications in 2021. 36 of the 482 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1993 to 2025. Vertical axis: number of publications, 0 to 39. Peak 39 publications in 2021. 1993: 1 publication 1994: 0 publications 1995: 0 publications 1996: 1 publication 1997: 1 publication 1998: 3 publications 1999: 5 publications 2000: 4 publications 2001: 5 publications 2002: 4 publications 2003: 14 publications 2004: 12 publications 2005: 21 publications 2006: 19 publications 2007: 17 publications 2008: 17 publications 2009: 12 publications 2010: 13 publications 2011: 7 publications 2012: 24 publications 2013: 11 publications 2014: 10 publications 2015: 7 publications 2016: 19 publications 2017: 31 publications 2018: 30 publications 2019: 27 publications 2020: 35 publications 2021: 39 publications 2022: 36 publications 2023: 21 publications 2024: 18 publications 2025: 18 publications
1993 2025

482 publications in total across all disciplines

View publications per year as a table
Chi-Hwa Wang: publications per year, 1993 to 2025
Year Publications
1993 1
1994 0
1995 0
1996 1
1997 1
1998 3
1999 5
2000 4
2001 5
2002 4
2003 14
2004 12
2005 21
2006 19
2007 17
2008 17
2009 12
2010 13
2011 7
2012 24
2013 11
2014 10
2015 7
2016 19
2017 31
2018 30
2019 27
2020 35
2021 39
2022 36
2023 21
2024 18
2025 18
Total 482
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Chi-Hwa Wang 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 Chi-Hwa Wang 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, 408–417 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: 408 publications — 90th percentile

90% 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
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 71 408
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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Chi-Hwa Wang 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 Chi-Hwa Wang 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, 92 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: 92 D-Index — 98th percentile

98% 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
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 92
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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Research.com Recognitions

  • 2026 - Research.com Engineering and Technology in Singapore Leader Award
  • 2025 - Research.com Engineering and Technology in Singapore Leader Award
  • 2022 - Research.com Engineering and Technology in Singapore Leader Award

Overview

Chi-Hwa Wang is affiliated with the National University of Singapore in Singapore, focusing on research in engineering. Their scholarly contributions span various subfields, including biomedical engineering, industrial and manufacturing engineering, mechanical engineering, materials chemistry, and building and construction. These areas reflect a multidisciplinary approach to complex engineering challenges.

Their research covers a range of topics with particular emphasis on thermochemical biomass conversion processes, chemical looping and thermochemical processes, recycling and waste management techniques, anaerobic digestion and biogas production, municipal solid waste management, granular flow and fluidized beds, and biodiesel production and applications.

Frequent coauthors in their work include Yanjun Dai, Yen Wah Tong, Babu Cadiam Mohan, Yong Sik Ok, and Qiang Hu, indicating collaborative research networks that contribute to various publications and projects.

Their publications appear predominantly in venues such as SSRN Electronic Journal, Chemical Engineering Journal, Bioresource Technology, Applied Energy, and Journal of Cleaner Production, suggesting a robust presence in journals focused on energy, environment, and engineering disciplines.

Notable recent papers include:

  • Zeolite-Encaged Pd-Mn Nanocatalysts for CO2 Hydrogenation and Formic Acid Dehydrogenation, 2020, published in Angewandte Chemie International Edition
  • Pyrolysis and in-line catalytic decomposition of polypropylene to carbon nanomaterials and hydrogen over Fe- and Ni-based catalysts, 2020, published in Applied Energy
  • Impact of temperature on the activity of Fe-Ni catalysts for pyrolysis and decomposition processing of plastic waste, 2020, published in Chemical Engineering Journal
  • Biochar industry to circular economy, 2020, published in The Science of The Total Environment
  • Biochar enhanced thermophilic anaerobic digestion of food waste: Focusing on biochar particle size, microbial community analysis and pilot-scale application, 2020, published in Energy Conversion and Management

Best Publications

  • Mathematical modeling and simulation of drug release from microspheres: Implications to drug delivery systems

    Davis Yohanes Arifin;Lai Yeng Lee;Chi-Hwa Wang;Chi-Hwa Wang

  • Activated carbon derived from carbon residue from biomass gasification and its application for dye adsorption: Kinetics, isotherms and thermodynamic studies

    Thawatchai Maneerung;Johan Liew;Yanjun Dai;Sibudjing Kawi

  • 3D bioprinting of tissues and organs for regenerative medicine.

    Sanjairaj Vijayavenkataraman;Wei Cheng Yan;Wen Feng Lu;Chi Hwa Wang

  • Effect of PEG conformation and particle size on the cellular uptake efficiency of nanoparticles with the HepG2 cells

    Yong Hu;Jingwei Xie;Yen Wah Tong;Chi Hwa Wang;Chi Hwa Wang

  • Transferrin-conjugated magnetic silica PLGA nanoparticles loaded with doxorubicin and paclitaxel for brain glioma treatment.

    Yanna Cui;Qingxing Xu;Pierce Kah-Hoe Chow;Pierce Kah-Hoe Chow;Deping Wang

  • Electrospun micro- and nanofibers for sustained delivery of paclitaxel to treat C6 glioma in vitro.

    Jingwei Xie;Chi Hwa Wang;Chi Hwa Wang

  • Fabrication and characterization of PLGA/HAp composite scaffolds for delivery of BMP-2 plasmid DNA.

    Hemin Nie;Chi-Hwa Wang

  • A critical review on sustainable biochar system through gasification: Energy and environmental applications.

    Siming You;Yong Sik Ok;Yong Sik Ok;Season S. Chen;Daniel C.W. Tsang

  • Sustainable biodiesel production via transesterification of waste cooking oil by using CaO catalysts prepared from chicken manure

    Thawatchai Maneerung;Sibudjing Kawi;Yanjun Dai;Chi-Hwa Wang

  • Electrohydrodynamic atomization: A two-decade effort to produce and process micro-/nanoparticulate materials.

    Jingwei Xie;Jiang Jiang;Pooya Davoodi;M. P. Srinivasan

  • Drug delivery systems for programmed and on-demand release.

    Pooya Davoodi;Lai Yeng Lee;Qingxing Xu;Vishnu Sunil

  • Zeolite-Encaged Pd-Mn Nanocatalysts for CO2 Hydrogenation and Formic Acid Dehydrogenation.

    Qiming Sun;Benjamin W. J. Chen;Ning Wang;Qian He

  • Electrohydrodynamic atomization for biodegradable polymeric particle production

    Jingwei Xie;Liang Kuang Lim;Yiyong Phua;Jinsong Hua

  • Chemical looping gasification of biomass with Fe2O3/CaO as the oxygen carrier for hydrogen-enriched syngas production

    Qiang Hu;Ye Shen;Jia Wei Chew;Tianshu Ge

  • Biodegradable microfiber implants delivering paclitaxel for post-surgical chemotherapy against malignant glioma

    Sudhir H. Ranganath;Chi-Hwa Wang

  • Three-dimensional fibrous PLGA/HAp composite scaffold for BMP-2 delivery.

    Hemin Nie;Beng Wee Soh;Yin-Chih Fu;Chi-Hwa Wang;Chi-Hwa Wang

  • Valorization of biomass to hydroxymethylfurfural, levulinic acid, and fatty acid methyl ester by heterogeneous catalysts

    Season S. Chen;Thawatchai Maneerung;Daniel C.W. Tsang;Yong Sik Ok;Yong Sik Ok

  • Microparticles developed by electrohydrodynamic atomization for the local delivery of anticancer drug to treat C6 glioma in vitro.

    Jingwei Xie;Jan C.M. Marijnissen;Chi Hwa Wang;Chi Hwa Wang

  • Encapsulation of protein drugs in biodegradable microparticles by co-axial electrospray.

    Jingwei Xie;Wei Jun Ng;Lai Yeng Lee;Chi Hwa Wang

  • Optimized bone regeneration based on sustained release from three-dimensional fibrous PLGA/HAp composite scaffolds loaded with BMP-2.

    Yin-Chih Fu;Hemin Nie;Mei-Ling Ho;Chih-Kuang Wang

  • Biocompatibility of electroactive polymers in tissues.

    Sengothi Kamalesh;Peicheng Tan;Jianjun Wang;Timothy Lee

  • Fabrication of monodispersed Taxol-loaded particles using electrohydrodynamic atomization

    Luna Ding;Timothy Lee;Chi-Hwa Wang;Chi-Hwa Wang

Frequent Co-Authors

Yen Wah Tong
Yen Wah Tong National University of Singapore
Yanjun Dai
Yanjun Dai Shanghai Jiao Tong University
Jingwei Xie
Jingwei Xie University of Nebraska Medical Center
Yong Sik Ok
Yong Sik Ok Korea University
Pierce K. H. Chow
Pierce K. H. Chow Singapore General Hospital
Guoqing Guan
Guoqing Guan Hirosaki University
Xiao Yang
Xiao Yang Institute of Geographic Sciences and Natural Resources Research
Daniel C.W. Tsang
Daniel C.W. Tsang Hong Kong University of Science and Technology
Koon Gee Neoh
Koon Gee Neoh National University of Singapore
M.P. Srinivasan
M.P. Srinivasan RMIT University

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