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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 82 465 440 20 19 508 24410

Rehan Sadiq publications per year

The chart shows the history of publications by Rehan Sadiq between 1997 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Rehan Sadiq published across 29 years, from 1997 to 2025, averaging 20.8 papers a year. Output peaked at 58 publications in 2021. 86 of the 603 publications appeared in the last two years.

No. of publications
10 20 30 40 50
Bar chart. Horizontal axis: year, 1997 to 2025. Vertical axis: number of publications, 0 to 58. Peak 58 publications in 2021. 1997: 1 publication 1998: 0 publications 1999: 0 publications 2000: 0 publications 2001: 3 publications 2002: 5 publications 2003: 9 publications 2004: 13 publications 2005: 5 publications 2006: 13 publications 2007: 10 publications 2008: 7 publications 2009: 6 publications 2010: 6 publications 2011: 21 publications 2012: 16 publications 2013: 17 publications 2014: 34 publications 2015: 36 publications 2016: 29 publications 2017: 38 publications 2018: 34 publications 2019: 34 publications 2020: 36 publications 2021: 58 publications 2022: 40 publications 2023: 46 publications 2024: 43 publications 2025: 43 publications
1997 2025

603 publications in total across all disciplines

View publications per year as a table
Rehan Sadiq: publications per year, 1997 to 2025
Year Publications
1997 1
1998 0
1999 0
2000 0
2001 3
2002 5
2003 9
2004 13
2005 5
2006 13
2007 10
2008 7
2009 6
2010 6
2011 21
2012 16
2013 17
2014 34
2015 36
2016 29
2017 38
2018 34
2019 34
2020 36
2021 58
2022 40
2023 46
2024 43
2025 43
Total 603
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Rehan Sadiq publications per year - data summary

  • Rehan Sadiq, a Engineering and Technology scholar from University of British Columbia, has 603 publications recorded across 29 years, from 1997 to 2025.
  • The oldest publication on record dates to 1997 and the most recent to 2025.
  • The most productive year is 2021, with 58 publications.
  • The least productive year with any output is 1997, with 1 publication.
  • 3 of the 29 years in the span carry no publications at all (1998, 1999 and 2000).
  • The rate of publication averages 20.8 papers per year over the whole span, or 23.2 per year counting only the 26 years with at least one publication.
  • The last 5 years on the chart (2021-2025) hold 230 publications, 38% of the career total.
  • Split into equal eras - 1997-2006: 49 publications (4.9 per year); 2007-2016: 182 publications (18.2 per year); 2017-2025: 372 publications (41.3 per year).
  • Comparing the opening and closing eras, the overall trend of publication is rising.

Rehan Sadiq 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 Rehan Sadiq 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, 508–517 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: 508 publications — 95th percentile

95% 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
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 40 508
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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Rehan Sadiq publication distribution in Engineering and Technology in 2026 - data summary

  • The chart plots the publication count of all 9,796 Engineering and Technology scientists ranked by Research.com in 2026, grouped into 78 ranges running from 38–47 to 804+ publications.
  • Rehan Sadiq, a Engineering and Technology scholar from University of British Columbia, records 508 publications - the 95th percentile of the discipline.
  • 95% of ranked Engineering and Technology scientists score the same or lower than Rehan Sadiq, and about 5% score higher.
  • The median of the discipline falls in the 198–207 publications range, and Rehan Sadiq ranks above the median.
  • The most crowded range is 148–157 publications, holding 457 scientists (5% of the field).
  • 61% of the field sits in the lowest quarter of the value range (up to 228–237 publications), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 804 publications or more, 100 scientists in all (1% of the field).

Rehan Sadiq 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 Rehan Sadiq 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, 82 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: 82 D-Index — 95th percentile

95% 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 82
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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Rehan Sadiq D-index placement in Engineering and Technology in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 9,796 Engineering and Technology scientists ranked by Research.com in 2026, grouped into 78 ranges running from 30 to 107+ D-Index.
  • Rehan Sadiq, a Engineering and Technology scholar from University of British Columbia, records 82 D-Index - the 95th percentile of the discipline.
  • 95% of ranked Engineering and Technology scientists score the same or lower than Rehan Sadiq, and about 5% score higher.
  • The median of the discipline falls in the 47 D-Index range, and Rehan Sadiq ranks above the median.
  • The most crowded range is 42 D-Index, holding 426 scientists (4% of the field).
  • 57% of the field sits in the lowest quarter of the value range (up to 49 D-Index), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 107 D-Index or more, 99 scientists in all (1% of the field).

Research.com Recognitions

  • The Canadian Academy of Engineering
  • The Canadian Academy of Engineering
  • The Canadian Academy of Engineering
  • The Canadian Academy of Engineering
  • The Canadian Academy of Engineering

Overview

Rehan Sadiq is affiliated with the University of British Columbia in Canada. Their research spans multiple fields, primarily focusing on engineering and environmental science, with a significant portion of work dedicated to subfields such as building and construction, environmental engineering, electrical and electronic engineering, industrial and manufacturing engineering, and renewable energy, sustainability, and the environment.

The key research topics addressed by Rehan Sadiq include:

  • Building Energy and Comfort Optimization
  • Sustainable Building Design and Assessment
  • Urban Stormwater Management Solutions
  • Environmental Impact and Sustainability
  • Water Resources Management and Optimization
  • Energy Efficiency and Management
  • Water Systems and Optimization

Rehan Sadiq has contributed research published in various reputable venues. Frequent publication outlets include:

  • Journal of Cleaner Production
  • SSRN Electronic Journal
  • Journal of Hazardous Materials
  • Sustainability
  • International Journal of Hydrogen Energy

The recent papers authored or coauthored by Rehan Sadiq reflect diverse environmental and energy-related challenges. These include:

  • The perspective of energy poverty and 1st energy crisis of green transition (2023), published in Energy
  • Enhancing urban flood resilience: A holistic framework incorporating historic worst flood to Yangtze River Delta, China (2021), published in International Journal of Disaster Risk Reduction
  • Integration of IoT in building energy infrastructure: A critical review on challenges and solutions (2022), published in Renewable and Sustainable Energy Reviews
  • Climate Change Impacts on Water Resources and Sustainable Water Management Strategies in North America (2023), published in Water Resources Management
  • Fuzzy cognitive maps in systems risk analysis: a comprehensive review (2020), published in Complex & Intelligent Systems

Collaboration is a notable aspect of their work, with frequent coauthors including Kasun Hewage, Gyan Chhipi-Shrestha, Haroon R. Mian, Guangji Hu, and Hirushie Karunathilake. These collaborations appear across multiple projects and publications, underscoring ongoing interdisciplinary research partnerships.

Rehan Sadiq's contributions have been recognized by their election to The Canadian Academy of Engineering.

Best Publications

  • A review of drought indices

    Amin Zargar;Rehan Sadiq;Bahman Naser;Faisal I. Khan

  • Disinfection by-products (DBPs) in drinking water and predictive models for their occurrence: a review.

    Rehan Sadiq;Manuel J Rodriguez

  • An overview of construction and demolition waste management in Canada: a lifecycle analysis approach to sustainability

    Muluken Yeheyis;Kasun Hewage;M. Shahria Alam;Cigdem Eskicioglu

  • A review of multi-criteria decision-making methods for infrastructure management

    Golam Kabir;Rehan Sadiq;Solomon Tesfamariam

  • Multiple stakeholders in multi-criteria decision-making in the context of Municipal Solid Waste Management: A review.

    Atousa Soltani;Kasun Hewage;Bahareh Reza;Rehan Sadiq

  • Improving the energy efficiency of the existing building stock: A critical review of commercial and institutional buildings

    Rajeev Ruparathna;Kasun Hewage;Rehan Sadiq

  • Risk analysis for oil & gas pipelines: A sustainability assessment approach using fuzzy based bow-tie analysis

    Anjuman Shahriar;Rehan Sadiq;Solomon Tesfamariam

  • Fault and event tree analyses for process systems risk analysis: uncertainty handling formulations.

    Refaul Ferdous;Faisal Khan;Rehan Sadiq;Paul Amyotte

  • Adaptation and evaluation of the Canadian Council of Ministers of the Environment Water Quality Index (CCME WQI) for use as an effective tool to characterize drinking source water quality.

    Tim Hurley;Rehan Sadiq;Asit Mazumder

  • Risk-based environmental decision-making using fuzzy analytic hierarchy process (F-AHP)

    Solomon Tesfamariam;Rehan Sadiq

  • Analyzing system safety and risks under uncertainty using a bow-tie diagram: An innovative approach

    Refaul Ferdous;Faisal Khan;Rehan Sadiq;Paul Amyotte

  • Sustainability assessment of flooring systems in the city of Tehran: An AHP-based life cycle analysis

    Bahareh Reza;Rehan Sadiq;Kasun Hewage

  • Evaluating risk of water mains failure using a Bayesian belief network model

    Golam Kabir;Solomon Tesfamariam;Alex Francisque;Rehan Sadiq

  • Environmental decision-making under uncertainty using intuitionistic fuzzy analytic hierarchy process (IF-AHP)

    Rehan Sadiq;Solomon Tesfamariam

  • Fuzzy synthetic evaluation of disinfection by-products--a risk-based indexing system.

    Rehan Sadiq;Manuel J. Rodriguez

  • The perspective of energy poverty and 1st energy crisis of green transition

    Unknown

  • Life cycle iNdeX (LInX): a new indexing procedure for process and product design and decision-making

    F.I. Khan;R. Sadiq;B. Veitch

  • Renewable energy selection for net-zero energy communities: Life cycle based decision making under uncertainty

    Hirushie Karunathilake;Kasun Hewage;Walter Mérida;Rehan Sadiq

  • Conventional versus modular construction methods: A comparative cradle-to-gate LCA for residential buildings

    Mohammad Kamali;Kasun Hewage;Rehan Sadiq

  • Probabilistic risk analysis of corrosion associated failures in cast iron water mains

    Rehan Sadiq;Balvant Rajani;Yehuda Kleiner

  • A fuzzy Bayesian belief network for safety assessment of oil and gas pipelines

    Golam Kabir;Rehan Sadiq;Solomon Tesfamariam

  • ‘Socializing’ sustainability: a critical review on current development status of social life cycle impact assessment method

    Gyan Kumar Chhipi-Shrestha;Kasun Hewage;Rehan Sadiq

Frequent Co-Authors

Kasun Hewage
Kasun Hewage University of British Columbia
Manuel J. Rodriguez
Manuel J. Rodriguez Université Laval
Solomon Tesfamariam
Solomon Tesfamariam University of Waterloo
Yong Deng
Yong Deng University of Electronic Science and Technology of China
Faisal Khan
Faisal Khan Texas A&M University
Paul Amyotte
Paul Amyotte Dalhousie University
Sankaran Mahadevan
Sankaran Mahadevan Vanderbilt University
M. Shahria Alam
M. Shahria Alam University of British Columbia
Xinyang Deng
Xinyang Deng Northwestern Polytechnical University
Felix T.S. Chan
Felix T.S. Chan Macau University of Science and Technology

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