World's Best Scientists 2026 revealed!

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Mechanical and Aerospace Engineering 42 1876 1736 22 22 178 4903

Obai Younis publications per year

The chart shows the history of publications by Obai Younis between 2007 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Obai Younis published across 19 years, from 2007 to 2025, averaging 10.5 papers a year. Output peaked at 60 publications in 2022. 48 of the 199 publications appeared in the last two years.

No. of publications
20 40 60
Bar chart. Horizontal axis: year, 2007 to 2025. Vertical axis: number of publications, 0 to 60. Peak 60 publications in 2022. 2007: 2 publications 2008: 1 publication 2009: 1 publication 2010: 0 publications 2011: 3 publications 2012: 2 publications 2013: 0 publications 2014: 1 publication 2015: 1 publication 2016: 0 publications 2017: 0 publications 2018: 0 publications 2019: 2 publications 2020: 7 publications 2021: 33 publications 2022: 60 publications 2023: 38 publications 2024: 24 publications 2025: 24 publications
2007 2025

199 publications in total across all disciplines

View publications per year as a table
Obai Younis: publications per year, 2007 to 2025
Year Publications
2007 2
2008 1
2009 1
2010 0
2011 3
2012 2
2013 0
2014 1
2015 1
2016 0
2017 0
2018 0
2019 2
2020 7
2021 33
2022 60
2023 38
2024 24
2025 24
Total 199
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Obai Younis publication distribution in Mechanical and Aerospace Engineering in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Mechanical and Aerospace Engineering in 2026. The highlighted bar marks where Obai Younis sits on this spectrum.

No. of scientists
50 100 150
Bar chart with 63 bars. Horizontal axis: publications, 47–56 to 659+. Vertical axis: number of scientists, 0 to 155. Most scientists, 155, have 147–156 publications. The last bar groups every scientist with 659 publications or more. The highlighted bar, 177–186 publications, is where this scientist sits. 47–56 publications: 10 scientists 57–66 publications: 23 scientists 67–76 publications: 32 scientists 77–86 publications: 62 scientists 87–96 publications: 67 scientists 97–106 publications: 91 scientists 107–116 publications: 113 scientists 117–126 publications: 115 scientists 127–136 publications: 130 scientists 137–146 publications: 140 scientists 147–156 publications: 155 scientists 157–166 publications: 132 scientists 167–176 publications: 133 scientists 177–186 publications: 130 scientists 187–196 publications: 140 scientists 197–206 publications: 115 scientists 207–216 publications: 125 scientists 217–226 publications: 117 scientists 227–236 publications: 99 scientists 237–246 publications: 92 scientists 247–256 publications: 100 scientists 257–266 publications: 95 scientists 267–276 publications: 88 scientists 277–286 publications: 77 scientists 287–296 publications: 74 scientists 297–306 publications: 74 scientists 307–316 publications: 62 scientists 317–326 publications: 70 scientists 327–336 publications: 59 scientists 337–346 publications: 58 scientists 347–356 publications: 45 scientists 357–366 publications: 44 scientists 367–376 publications: 36 scientists 377–386 publications: 41 scientists 387–396 publications: 32 scientists 397–406 publications: 23 scientists 407–416 publications: 28 scientists 417–426 publications: 27 scientists 427–436 publications: 25 scientists 437–446 publications: 23 scientists 447–456 publications: 23 scientists 457–466 publications: 20 scientists 467–476 publications: 12 scientists 477–486 publications: 24 scientists 487–496 publications: 18 scientists 497–506 publications: 12 scientists 507–516 publications: 13 scientists 517–526 publications: 21 scientists 527–536 publications: 12 scientists 537–546 publications: 8 scientists 547–556 publications: 16 scientists 557–566 publications: 3 scientists 567–576 publications: 11 scientists 577–586 publications: 6 scientists 587–596 publications: 5 scientists 597–606 publications: 6 scientists 607–616 publications: 7 scientists 617–626 publications: 7 scientists 627–636 publications: 10 scientists 637–646 publications: 4 scientists 647–656 publications: 3 scientists 657–658 publications: 2 scientists 659+ publications: 100 scientists
47–56 publications 659+

This scientist: 178 publications — 36th percentile

36% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 659 publications or more.

View publications distribution as a table
Number of Mechanical and Aerospace Engineering scientists by publication count, Research.com 2026 ranking edition. Based on 3,445 ranked scientists.
Publications Scientists This scientist
47–56 10
57–66 23
67–76 32
77–86 62
87–96 67
97–106 91
107–116 113
117–126 115
127–136 130
137–146 140
147–156 155
157–166 132
167–176 133
177–186 130 178
187–196 140
197–206 115
207–216 125
217–226 117
227–236 99
237–246 92
247–256 100
257–266 95
267–276 88
277–286 77
287–296 74
297–306 74
307–316 62
317–326 70
327–336 59
337–346 58
347–356 45
357–366 44
367–376 36
377–386 41
387–396 32
397–406 23
407–416 28
417–426 27
427–436 25
437–446 23
447–456 23
457–466 20
467–476 12
477–486 24
487–496 18
497–506 12
507–516 13
517–526 21
527–536 12
537–546 8
547–556 16
557–566 3
567–576 11
577–586 6
587–596 5
597–606 6
607–616 7
617–626 7
627–636 10
637–646 4
647–656 3
657–658 2
659+ 100
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Obai Younis D-index placement in Mechanical and Aerospace Engineering in 2026

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

No. of scientists
50 100 150
Bar chart with 64 bars. Horizontal axis: D-Index, 30 to 93+. Vertical axis: number of scientists, 0 to 189. Most scientists, 189, have 34 D-Index. The last bar groups every scientist with 93 D-Index or more. The highlighted bar, 42 D-Index, is where this scientist sits. 30 D-Index: 83 scientists 31 D-Index: 113 scientists 32 D-Index: 144 scientists 33 D-Index: 153 scientists 34 D-Index: 189 scientists 35 D-Index: 158 scientists 36 D-Index: 139 scientists 37 D-Index: 127 scientists 38 D-Index: 130 scientists 39 D-Index: 126 scientists 40 D-Index: 104 scientists 41 D-Index: 100 scientists 42 D-Index: 107 scientists 43 D-Index: 101 scientists 44 D-Index: 103 scientists 45 D-Index: 79 scientists 46 D-Index: 88 scientists 47 D-Index: 70 scientists 48 D-Index: 83 scientists 49 D-Index: 44 scientists 50 D-Index: 64 scientists 51 D-Index: 56 scientists 52 D-Index: 50 scientists 53 D-Index: 48 scientists 54 D-Index: 58 scientists 55 D-Index: 52 scientists 56 D-Index: 48 scientists 57 D-Index: 42 scientists 58 D-Index: 34 scientists 59 D-Index: 42 scientists 60 D-Index: 37 scientists 61 D-Index: 42 scientists 62 D-Index: 44 scientists 63 D-Index: 22 scientists 64 D-Index: 33 scientists 65 D-Index: 29 scientists 66 D-Index: 23 scientists 67 D-Index: 29 scientists 68 D-Index: 24 scientists 69 D-Index: 19 scientists 70 D-Index: 34 scientists 71 D-Index: 26 scientists 72 D-Index: 19 scientists 73 D-Index: 18 scientists 74 D-Index: 19 scientists 75 D-Index: 14 scientists 76 D-Index: 19 scientists 77 D-Index: 8 scientists 78 D-Index: 18 scientists 79 D-Index: 16 scientists 80 D-Index: 12 scientists 81 D-Index: 17 scientists 82 D-Index: 11 scientists 83 D-Index: 16 scientists 84 D-Index: 7 scientists 85 D-Index: 9 scientists 86 D-Index: 8 scientists 87 D-Index: 6 scientists 88 D-Index: 6 scientists 89 D-Index: 7 scientists 90 D-Index: 10 scientists 91 D-Index: 4 scientists 92 D-Index: 4 scientists 93+ D-Index: 100 scientists
30 D-Index 93+

This scientist: 42 D-Index — 49th percentile

49% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 93 D-Index or more.

View D-Index distribution as a table
Number of Mechanical and Aerospace Engineering scientists by D-index, Research.com 2026 ranking edition. Based on 3,445 ranked scientists.
D-Index Scientists This scientist
30 83
31 113
32 144
33 153
34 189
35 158
36 139
37 127
38 130
39 126
40 104
41 100
42 107 42
43 101
44 103
45 79
46 88
47 70
48 83
49 44
50 64
51 56
52 50
53 48
54 58
55 52
56 48
57 42
58 34
59 42
60 37
61 42
62 44
63 22
64 33
65 29
66 23
67 29
68 24
69 19
70 34
71 26
72 19
73 18
74 19
75 14
76 19
77 8
78 18
79 16
80 12
81 17
82 11
83 16
84 7
85 9
86 8
87 6
88 6
89 7
90 10
91 4
92 4
93+ 100
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Best Publications

  • Recent advances on the applications of phase change materials for solar collectors, practical limitations, and challenges: A critical review

    Unknown

  • Physical specifications of MHD mixed convective of Ostwald-de Waele nanofluids in a vented-cavity with inner elliptic cylinder

    Unknown

  • Natural convection and entropy generation of a nanofluid around a circular baffle inside an inclined square cavity under thermal radiation and magnetic field effects

    Zhixiong Li;Zhixiong Li;Ahmed Kadhim Hussein;Obai Younis;Obai Younis;Masoud Afrand

  • Heat transfer and entropy generation analysis of water-Fe3O4/CNT hybrid magnetic nanofluid flow in a trapezoidal wavy enclosure containing porous media with the Galerkin finite element method

    Weal Al-Kouz;Aissa Abderrahmane;Md. Shamshuddin;Obai Younis;Obai Younis

  • Numerical simulation of the effect of battery distance and inlet and outlet length on the cooling of cylindrical lithium-ion batteries and overall performance of thermal management system

    Unknown

  • Improving solar cooker performance using phase change materials: A comprehensive review

    Adil A.M. Omara;Adil A.M. Omara;Abuelnuor A.A. Abuelnuor;Hussein A. Mohammed;Daryoush Habibi

  • Investigation of the use of extended surfaces in paraffin wax phase change material in thermal management of a cylindrical lithium-ion battery: Applicable in the aerospace industry

    Unknown

  • The numerical analysis of the melting process in a modified shell-and-tube phase change material heat storage system

    Unknown

  • Mixed convection heat transfer and entropy generation of MHD hybrid nanofluid in a cubic porous cavity with wavy wall and rotating cylinders

    Unknown

  • Second law analysis of a 3D magnetic buoyancy-driven flow of hybrid nanofluid inside a wavy cubical cavity partially filled with porous layer and non-Newtonian layer

    Unknown

  • MHD Hybrid Nanofluid Mixed Convection Heat Transfer and Entropy Generation in a 3-D Triangular Porous Cavity with Zigzag Wall and Rotating Cylinder

    Unknown

  • Free convective melting-solidification heat transfer of nano-encapsulated phase change particles suspensions inside a coaxial pipe

    Mohammad Ghalambaz;S.A.M Mehryan;Nemat Mashoofi;Ahmad Hajjar

  • Review of solidification of phase change materials dispersed with nanoparticles in different containers

    Unknown

  • Heat and mass transfer analysis of non-Newtonian power-law nanofluid confined within annulus enclosure using Darcy-Brinkman-Forchheimer model

    Unknown

  • Effect of a rotating cylinder on the 3D MHD mixed convection in a phase change material filled cubic enclosure

    Unknown

  • Melting process of the nano-enhanced phase change material (NePCM) in an optimized design of shell and tube thermal energy storage (TES): Taguchi optimization approach

    Mohammad Ghalambaz;S.A.M. Mehryan;Ali Veismoradi;Mahboobeh Mahdavi

  • Effect of Y-shaped fins on the performance of shell-and-tube thermal energy storage unit

    Unknown

  • Bio-based phase change materials for thermal energy storage and release: A review

    Unknown

  • Numerical Study of Natural Convection Between Two Coaxial Inclined Cylinders

    Sihem Gourari;Fateh Mebarek-Oudina;Ahmed Hussein;Lioua Kolsi

Frequent Co-Authors

Mohammad Ghalambaz
Mohammad Ghalambaz Ton Duc Thang University
S.A.M. Mehryan
S.A.M. Mehryan Islamic Azad University, Tehran
Pouyan Talebizadehsardari
Pouyan Talebizadehsardari University of Nottingham
Mikhail A. Sheremet
Mikhail A. Sheremet National Research Tomsk State University
Ali J. Chamkha
Ali J. Chamkha Kuwait College of Science and Technology
Chengwang Lei
Chengwang Lei University of Sydney
John C. Patterson
John C. Patterson University of Sydney
Hayder I. Mohammed
Hayder I. Mohammed University of Garmian
Fateh Mebarek-Oudina
Fateh Mebarek-Oudina University of Skikda
Lioua Kolsi
Lioua Kolsi University of Hail

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