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Wan Hasiah Abdullah

Wan Hasiah Abdullah

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Earth Science 39 6285 5826 2 2 199 4647

Wan Hasiah Abdullah publications per year

The chart shows the history of publications by Wan Hasiah Abdullah between 1988 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Wan Hasiah Abdullah published across 38 years, from 1988 to 2025, averaging 5.6 papers a year. Output peaked at 26 publications in 2015. 5 of the 211 publications appeared in the last two years.

No. of publications
5 10 15 20 25
Bar chart. Horizontal axis: year, 1988 to 2025. Vertical axis: number of publications, 0 to 26. Peak 26 publications in 2015. 1988: 1 publication 1989: 0 publications 1990: 0 publications 1991: 0 publications 1992: 1 publication 1993: 0 publications 1994: 0 publications 1995: 1 publication 1996: 0 publications 1997: 3 publications 1998: 0 publications 1999: 3 publications 2000: 0 publications 2001: 0 publications 2002: 4 publications 2003: 5 publications 2004: 3 publications 2005: 2 publications 2006: 0 publications 2007: 0 publications 2008: 5 publications 2009: 4 publications 2010: 9 publications 2011: 13 publications 2012: 15 publications 2013: 19 publications 2014: 15 publications 2015: 26 publications 2016: 15 publications 2017: 21 publications 2018: 3 publications 2019: 12 publications 2020: 8 publications 2021: 6 publications 2022: 6 publications 2023: 6 publications 2024: 1 publication 2025: 4 publications
1988 2025

211 publications in total across all disciplines

View publications per year as a table
Wan Hasiah Abdullah: publications per year, 1988 to 2025
Year Publications
1988 1
1989 0
1990 0
1991 0
1992 1
1993 0
1994 0
1995 1
1996 0
1997 3
1998 0
1999 3
2000 0
2001 0
2002 4
2003 5
2004 3
2005 2
2006 0
2007 0
2008 5
2009 4
2010 9
2011 13
2012 15
2013 19
2014 15
2015 26
2016 15
2017 21
2018 3
2019 12
2020 8
2021 6
2022 6
2023 6
2024 1
2025 4
Total 211
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Wan Hasiah Abdullah publication distribution in Earth Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Earth Science in 2026. The highlighted bar marks where Wan Hasiah Abdullah sits on this spectrum.

No. of scientists
100 200 300 400 500
Bar chart with 58 bars. Horizontal axis: publications, 38–47 to 603+. Vertical axis: number of scientists, 0 to 557. Most scientists, 557, have 128–137 publications. The last bar groups every scientist with 603 publications or more. The highlighted bar, 198–207 publications, is where this scientist sits. 38–47 publications: 5 scientists 48–57 publications: 33 scientists 58–67 publications: 94 scientists 68–77 publications: 161 scientists 78–87 publications: 278 scientists 88–97 publications: 376 scientists 98–107 publications: 404 scientists 108–117 publications: 484 scientists 118–127 publications: 540 scientists 128–137 publications: 557 scientists 138–147 publications: 491 scientists 148–157 publications: 495 scientists 158–167 publications: 458 scientists 168–177 publications: 490 scientists 178–187 publications: 414 scientists 188–197 publications: 401 scientists 198–207 publications: 333 scientists 208–217 publications: 292 scientists 218–227 publications: 290 scientists 228–237 publications: 262 scientists 238–247 publications: 243 scientists 248–257 publications: 208 scientists 258–267 publications: 185 scientists 268–277 publications: 147 scientists 278–287 publications: 128 scientists 288–297 publications: 119 scientists 298–307 publications: 120 scientists 308–317 publications: 107 scientists 318–327 publications: 93 scientists 328–337 publications: 87 scientists 338–347 publications: 64 scientists 348–357 publications: 87 scientists 358–367 publications: 60 scientists 368–377 publications: 60 scientists 378–387 publications: 34 scientists 388–397 publications: 50 scientists 398–407 publications: 44 scientists 408–417 publications: 31 scientists 418–427 publications: 39 scientists 428–437 publications: 27 scientists 438–447 publications: 36 scientists 448–457 publications: 27 scientists 458–467 publications: 29 scientists 468–477 publications: 30 scientists 478–487 publications: 19 scientists 488–497 publications: 15 scientists 498–507 publications: 18 scientists 508–517 publications: 19 scientists 518–527 publications: 16 scientists 528–537 publications: 10 scientists 538–547 publications: 11 scientists 548–557 publications: 14 scientists 558–567 publications: 11 scientists 568–577 publications: 7 scientists 578–587 publications: 14 scientists 588–597 publications: 5 scientists 598–602 publications: 4 scientists 603+ publications: 100 scientists
38–47 publications 603+

This scientist: 199 publications — 63rd percentile

63% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 603 publications or more.

View publications distribution as a table
Number of Earth Science scientists by publication count, Research.com 2026 ranking edition. Based on 9,176 ranked scientists.
Publications Scientists This scientist
38–47 5
48–57 33
58–67 94
68–77 161
78–87 278
88–97 376
98–107 404
108–117 484
118–127 540
128–137 557
138–147 491
148–157 495
158–167 458
168–177 490
178–187 414
188–197 401
198–207 333 199
208–217 292
218–227 290
228–237 262
238–247 243
248–257 208
258–267 185
268–277 147
278–287 128
288–297 119
298–307 120
308–317 107
318–327 93
328–337 87
338–347 64
348–357 87
358–367 60
368–377 60
378–387 34
388–397 50
398–407 44
408–417 31
418–427 39
428–437 27
438–447 36
448–457 27
458–467 29
468–477 30
478–487 19
488–497 15
498–507 18
508–517 19
518–527 16
528–537 10
538–547 11
548–557 14
558–567 11
568–577 7
578–587 14
588–597 5
598–602 4
603+ 100
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Wan Hasiah Abdullah D-index placement in Earth Science in 2026

The chart shows the D-index (discipline H-index) distribution of Earth Science scientists ranked by Research.com in 2026. The highlighted bar marks where Wan Hasiah Abdullah sits on this spectrum.

No. of scientists
100 200 300
Bar chart with 77 bars. Horizontal axis: D-Index, 30 to 106+. Vertical axis: number of scientists, 0 to 389. Most scientists, 389, have 36 D-Index. The last bar groups every scientist with 106 D-Index or more. The highlighted bar, 39 D-Index, is where this scientist sits. 30 D-Index: 144 scientists 31 D-Index: 215 scientists 32 D-Index: 278 scientists 33 D-Index: 379 scientists 34 D-Index: 366 scientists 35 D-Index: 372 scientists 36 D-Index: 389 scientists 37 D-Index: 366 scientists 38 D-Index: 344 scientists 39 D-Index: 349 scientists 40 D-Index: 296 scientists 41 D-Index: 289 scientists 42 D-Index: 277 scientists 43 D-Index: 279 scientists 44 D-Index: 248 scientists 45 D-Index: 257 scientists 46 D-Index: 212 scientists 47 D-Index: 202 scientists 48 D-Index: 207 scientists 49 D-Index: 204 scientists 50 D-Index: 183 scientists 51 D-Index: 178 scientists 52 D-Index: 182 scientists 53 D-Index: 178 scientists 54 D-Index: 163 scientists 55 D-Index: 117 scientists 56 D-Index: 163 scientists 57 D-Index: 120 scientists 58 D-Index: 113 scientists 59 D-Index: 136 scientists 60 D-Index: 135 scientists 61 D-Index: 96 scientists 62 D-Index: 103 scientists 63 D-Index: 83 scientists 64 D-Index: 103 scientists 65 D-Index: 83 scientists 66 D-Index: 89 scientists 67 D-Index: 92 scientists 68 D-Index: 89 scientists 69 D-Index: 78 scientists 70 D-Index: 75 scientists 71 D-Index: 53 scientists 72 D-Index: 62 scientists 73 D-Index: 54 scientists 74 D-Index: 35 scientists 75 D-Index: 52 scientists 76 D-Index: 50 scientists 77 D-Index: 32 scientists 78 D-Index: 37 scientists 79 D-Index: 20 scientists 80 D-Index: 33 scientists 81 D-Index: 36 scientists 82 D-Index: 34 scientists 83 D-Index: 34 scientists 84 D-Index: 24 scientists 85 D-Index: 19 scientists 86 D-Index: 18 scientists 87 D-Index: 26 scientists 88 D-Index: 30 scientists 89 D-Index: 17 scientists 90 D-Index: 21 scientists 91 D-Index: 19 scientists 92 D-Index: 15 scientists 93 D-Index: 14 scientists 94 D-Index: 20 scientists 95 D-Index: 9 scientists 96 D-Index: 10 scientists 97 D-Index: 15 scientists 98 D-Index: 13 scientists 99 D-Index: 3 scientists 100 D-Index: 13 scientists 101 D-Index: 3 scientists 102 D-Index: 9 scientists 103 D-Index: 4 scientists 104 D-Index: 6 scientists 105 D-Index: 6 scientists 106+ D-Index: 98 scientists
30 D-Index 106+

This scientist: 39 D-Index — 35th percentile

35% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 106 D-Index or more.

View D-Index distribution as a table
Number of Earth Science scientists by D-index, Research.com 2026 ranking edition. Based on 9,176 ranked scientists.
D-Index Scientists This scientist
30 144
31 215
32 278
33 379
34 366
35 372
36 389
37 366
38 344
39 349 39
40 296
41 289
42 277
43 279
44 248
45 257
46 212
47 202
48 207
49 204
50 183
51 178
52 182
53 178
54 163
55 117
56 163
57 120
58 113
59 136
60 135
61 96
62 103
63 83
64 103
65 83
66 89
67 92
68 89
69 78
70 75
71 53
72 62
73 54
74 35
75 52
76 50
77 32
78 37
79 20
80 33
81 36
82 34
83 34
84 24
85 19
86 18
87 26
88 30
89 17
90 21
91 19
92 15
93 14
94 20
95 9
96 10
97 15
98 13
99 3
100 13
101 3
102 9
103 4
104 6
105 6
106+ 98
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Overview

Wan Hasiah Abdullah is affiliated with the University of Malaya in Malaysia. Their research spans the intersection of Engineering and Earth and Planetary Sciences, with a focus on several subfields such as Mechanics of Materials, Geology, Ocean Engineering, Geochemistry and Petrology, and Environmental Chemistry.

The scientist's work primarily addresses topics related to hydrocarbon exploration and reservoir analysis, geological and geophysical studies, coal and its by-products, coal properties and utilization, methane hydrates and related phenomena, geochemistry and geologic mapping, and geological studies and exploration.

Notable recent publications include:

  • Organic geochemical characteristics of Zeit source rock from Red Sea Basin and their contribution to organic matter enrichment and hydrocarbon generation potential (2021, Journal of African Earth Sciences)
  • Digital core analysis: Improved connectivity and permeability characterization of thin sandstone layers in heterolithic rocks (2020, Marine and Petroleum Geology)
  • Geochemical and Petrological Characterization of the Early Eocene Carbonaceous Shales: Implications for Oil and Gas Exploration in the Barmer Basin, Northwest India (2022, ACS Omega)
  • Basin modelling and bulk kinetics of heterogeneous organic-rich Nyalau Formation sediments of the Sarawak Basin, Malaysia (2020, Journal of Petroleum Science and Engineering)
  • Paleoenvironment reconstruction and peat-forming conditions of Neogene paralic coal sequences from Mukah, Sarawak, Malaysia (2022, Scientific Reports)

Wan Hasiah Abdullah frequently publishes in several scientific venues, with multiple contributions found notably in the Journal of African Earth Sciences and the SSRN Electronic Journal. Other venues where their work appears include the Arabian Journal of Geosciences, Marine and Petroleum Geology, and ACS Omega.

The scientist has collaborated regularly with colleagues including Mohammed Hail Hakimi, Khairul Azlan Mustapha, Nor Syazwani Zainal Abidin, Lanre Asiwaju, and Aref Lashin, indicating a networked research approach within their fields of study.

Best Publications

  • Geochemical characterisation of Early Cretaceous lacustrine sediments of Bima Formation, Yola Sub-basin, Northern Benue Trough, NE Nigeria: Organic matter input, preservation, paleoenvironment and palaeoclimatic conditions

    Babangida M. Sarki Yandoka;Wan Hasiah Abdullah;M.B. Abubakar;Mohammed Hail Hakimi

  • Geochemical characteristics and hydrocarbon generation modeling of the Jurassic source rocks in the Shoushan Basin, north Western Desert, Egypt

    Mohamed Ragab Shalaby;Mohammed Hail Hakimi;Mohammed Hail Hakimi;Wan Hasiah Abdullah

  • Organic geochemical and petrographic characteristics of the oil shales in the Lajjun area, Central Jordan: Origin of organic matter input and preservation conditions

    Mohammed Hail Hakimi;Wan Hasiah Abdullah;Mohammed Alqudah;Yousif M. Makeen

  • The Effect of Motivation on Job Performance of State Government Employees in Malaysia

    Fauzilah Salleh;Sultan Zainal;Zaharah Dzulkifli;Wan Amalina

  • Geochemical characterisation of Fika Formation in the Chad (Bornu) Basin, northeastern Nigeria: Implications for depositional environment and tectonic setting

    Adebanji Kayode Adegoke;Adebanji Kayode Adegoke;Wan Hasiah Abdullah;Mohammed Hail Hakimi;Babangida M. Sarki Yandoka

  • Organic geochemical characteristics and oil generating potential of the Upper Jurassic Safer shale sediments in the Marib-Shabowah Basin, western Yemen

    Mohammed Hail Hakimi;Wan Hasiah Abdullah

  • Depositional environment and hydrocarbon source potential of the Permian Gondwana coals from the Barapukuria Basin, Northwest Bangladesh

    Md. Farhaduzzaman;Wan Hasiah Abdullah;Md. Aminul Islam

  • The origin, type and preservation of organic matter of the Barremian–Aptian organic-rich shales in the Muglad Basin, Southern Sudan, and their relation to paleoenvironmental and paleoclimate conditions

    Yousif M. Makeen;Mohammed Hail Hakimi;Wan Hasiah Abdullah

  • Organic geochemical characteristics and interpreted depositional environment of the Khatatba Formation, northern Western Desert, Egypt

    Mohamed Ragab Shalaby;Mohammed Hail Hakimi;Wan Hasiah Abdullah

  • Diagenetic characteristics and reservoir quality of the Lower Cretaceous Biyadh sandstones at Kharir oilfield in the western central Masila Basin, Yemen

    Mohammed Hail Hakimi;Mohammed Hail Hakimi;Mohamed Ragab Shalaby;Wan Hasiah Abdullah

  • Source rock characteristics of the Lower Cretaceous Abu Gabra Formation in the Muglad Basin, Sudan, and its relevance to oil generation studies

    Yousif M. Makeen;Wan Hasiah Abdullah;Mohammed Hail Hakimi;Khairul Azlan Mustapha

  • Organic geochemical and petrographic characteristics of Tertiary coals in the northwest Sarawak, Malaysia: Implications for palaeoenvironmental conditions and hydrocarbon generation potential

    Mohammed Hail Hakimi;Wan Hasiah Abdullah;Say-Gee Sia;Yousif M. Makeen

  • Geochemical characterization of solid bitumen (migrabitumen) in the Jurassic sandstone reservoir of the Tut Field, Shushan Basin, northern Western Desert of Egypt

    Mohamed Ragab Shalaby;Mohammed Hail Hakimi;Mohammed Hail Hakimi;Wan Hasiah Abdullah

  • Source rock characterization and oil generating potential of the Jurassic Madbi Formation, onshore East Shabowah oilfields, Republic of Yemen

    Mohammed Hail Hakimi;Wan Hasiah Abdullah;Mohamed Ragab Shalaby

  • Assessment of health risk due to the exposure of heavy metals in soil around mega coal-fired cement factory in Nigeria

    Matthew Tikpangi Kolo;Matthew Tikpangi Kolo;Mayeen Uddin Khandaker;Mayeen Uddin Khandaker;Yusoff Mohd Amin;Wan Hasiah Binti Abdullah

  • Modeling of gas generation from the Alam El-Bueib formation in the Shoushan Basin, northern Western Desert of Egypt

    Mohamed Ragab Shalaby;Mohammed Hail Hakimi;Mohammed Hail Hakimi;Wan Hasiah Abdullah

  • Organic geochemical characteristics and depositional environment of the Tertiary Tanjong Formation coals in the Pinangah area, onshore Sabah, Malaysia

    Fatin Liyana Alias;Wan Hasiah Abdullah;Mohammed Hail Hakimi;Mohd Harith Azhar

  • Sedimentology and stratigraphic development of the upper Nyalau Formation (Early Miocene), Sarawak, Malaysia: A mixed wave- and tide-influenced coastal system

    Meor H. Amir Hassan;Meor H. Amir Hassan;Howard D. Johnson;Peter A. Allison;Wan Hasiah Abdullah

  • Organic geochemical characteristics of crude oils from the Masila Basin, eastern Yemen

    Mohammed Hail Hakimi;Mohammed Hail Hakimi;Wan Hasiah Abdullah;Mohamed Ragab Shalaby

  • Organic geochemical characteristics and depositional environments of the Jurassic shales in the Masila Basin of Eastern Yemen

    Mohammed M.H. Hakimi;Wan H. Abdullah;Mohamed R. Shalaby

  • Thermal maturity history and petroleum generation modelling for the Upper Jurassic Madbi source rocks in the Marib-Shabowah Basin, western Yemen

    Mohammed Hail Hakimi;Wan Hasiah Abdullah

Frequent Co-Authors

Mohammed Hail Hakimi
Mohammed Hail Hakimi Taiz University
Peter A. Allison
Peter A. Allison Imperial College London
Mayeen Uddin Khandaker
Mayeen Uddin Khandaker Sunway University
Abdul Rahman Mohamed
Abdul Rahman Mohamed Universiti Sains Malaysia
Mark A. Knackstedt
Mark A. Knackstedt Australian National University
R. Marc Bustin
R. Marc Bustin University of British Columbia

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