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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Mechanical and Aerospace Engineering 51 1103 1014 17 17 502 11269
Materials Science 55 8505 8215 138 134 481 13137

T. Jayakumar publications per year

The chart shows the history of publications by T. Jayakumar between 1982 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. T. Jayakumar published across 44 years, from 1982 to 2025, averaging 12.6 papers a year. Output peaked at 60 publications in 2013. 17 of the 554 publications appeared in the last two years.

No. of publications
20 40 60
Bar chart. Horizontal axis: year, 1982 to 2025. Vertical axis: number of publications, 0 to 60. Peak 60 publications in 2013. 1982: 3 publications 1983: 0 publications 1984: 1 publication 1985: 1 publication 1986: 0 publications 1987: 2 publications 1988: 3 publications 1989: 4 publications 1990: 1 publication 1991: 4 publications 1992: 7 publications 1993: 8 publications 1994: 5 publications 1995: 12 publications 1996: 13 publications 1997: 6 publications 1998: 12 publications 1999: 12 publications 2000: 15 publications 2001: 13 publications 2002: 15 publications 2003: 16 publications 2004: 9 publications 2005: 13 publications 2006: 19 publications 2007: 19 publications 2008: 21 publications 2009: 22 publications 2010: 21 publications 2011: 21 publications 2012: 34 publications 2013: 60 publications 2014: 52 publications 2015: 42 publications 2016: 24 publications 2017: 6 publications 2018: 1 publication 2019: 1 publication 2020: 6 publications 2021: 7 publications 2022: 3 publications 2023: 3 publications 2024: 9 publications 2025: 8 publications
1982 2025

554 publications in total across all disciplines

View publications per year as a table
T. Jayakumar: publications per year, 1982 to 2025
Year Publications
1982 3
1983 0
1984 1
1985 1
1986 0
1987 2
1988 3
1989 4
1990 1
1991 4
1992 7
1993 8
1994 5
1995 12
1996 13
1997 6
1998 12
1999 12
2000 15
2001 13
2002 15
2003 16
2004 9
2005 13
2006 19
2007 19
2008 21
2009 22
2010 21
2011 21
2012 34
2013 60
2014 52
2015 42
2016 24
2017 6
2018 1
2019 1
2020 6
2021 7
2022 3
2023 3
2024 9
2025 8
Total 554
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T. Jayakumar 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 T. Jayakumar 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, 497–506 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: 502 publications — 93rd percentile

93% 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
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 12 502
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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T. Jayakumar 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 T. Jayakumar 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, 51 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: 51 D-Index — 69th percentile

69% 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
43 101
44 103
45 79
46 88
47 70
48 83
49 44
50 64
51 56 51
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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Research.com Recognitions

  • Fellow of the Indian National Academy of Engineering (INAE)
  • Fellow of the Indian National Academy of Engineering (INAE)
  • Fellow of the Indian National Academy of Engineering (INAE)
  • Fellow of the Indian National Academy of Engineering (INAE)
  • Fellow of the Indian National Academy of Engineering (INAE)
  • Fellow of the Indian National Academy of Engineering (INAE)
  • Fellow of the Indian National Academy of Engineering (INAE)
  • Fellow of the Indian National Academy of Engineering (INAE)
  • Fellow of the Indian National Academy of Engineering (INAE)

Overview

T. Jayakumar is affiliated with the Indira Gandhi Centre for Atomic Research in India. Their research spans multiple scientific disciplines including engineering, computer science, and physics and astronomy, with a notable focus on nuclear and high energy physics, electrical and electronic engineering, and computer networks and communications.

The scientist has contributed to fields such as mechanical engineering and computer vision and pattern recognition. Their primary areas of work include particle detector development and performance, advanced data storage technologies, and distributed and parallel computing systems. Their research also covers particle physics theoretical and experimental studies, photonic and optical devices, photonic crystal and fiber optics, and terahertz technology and applications.

Jayakumar's publication record features a range of articles across various specialized journals and conference proceedings. They have published frequently in EPJ Web of Conferences, along with contributions to the Journal of Optics, International Journal of Photoenergy, International Journal of Information Technology, and Journal of Advanced Research in Dynamical and Control Systems.

Selected recent papers include:

  • Experimental Analysis of the Thermal Performance of a Latent Heat Energy of Helical Coil for the Application of Solar Energy, 2022, International Journal of Photoenergy
  • Investigation of Mechanical Behaviour for Aluminum Based Metal Matrix Composites under Room Temperature to High Temperature Condition, 2020, Journal of Advanced Research in Dynamical and Control Systems
  • Unlocking insights of oil derivatives with terahertz spectrum analysis: the hybrid refractive index rectangular core photonic crystal fiber perspective sensing, 2023, Journal of Optics
  • An innovative muted ant colony optimization (MAPO) controlling for grid PV system, 2024, International Journal of Information Technology
  • Effective Techniques for Pedestrian Detection in Smart Autonomous Vehicles, 2021, Webology

Jayakumar's frequent collaborators include Jaafar Alawieh, Miguel Bacharov Durasov, Philipp Brummer, Jan Andrzej Bugajski, and Albert Corominas I Mariscot.

The scientist has been recognized as a Fellow of the Indian National Academy of Engineering (INAE).

Best Publications

  • Medical applications of infrared thermography: A review.

    B.B. Lahiri;S. Bagavathiappan;T. Jayakumar;John Philip

  • Infrared thermography for condition monitoring – A review

    S. Bagavathiappan;B.B. Lahiri;T. Saravanan;John Philip

  • Effect of initial pH and temperature of iron salt solutions on formation of magnetite nanoparticles

    G. Gnanaprakash;S. Mahadevan;T. Jayakumar;P. Kalyanasundaram

  • Infrared thermal imaging for detection of peripheral vascular disorders.

    S Bagavathiappan;T Saravanan;John Philip;T Jayakumar

  • Characterization of microstructures in Inconel 625 using X-ray diffraction peak broadening and lattice parameter measurements

    Sanjay K. Rai;Anish Kumar;Vani Shankar;T. Jayakumar

  • Ultrasonic velocity measurements for estimation of grain size in austenitic stainless steel

    P. Palanichamy;A. Joseph;T. Jayakumar;Baldev Raj

  • Correlation between plantar foot temperature and diabetic neuropathy: a case study by using an infrared thermal imaging technique.

    Subramnaiam Bagavathiappan;John Philip;Tammana Jayakumar;Baldev Raj

  • Effect of Digestion Time and Alkali Addition Rate on Physical Properties of Magnetite Nanoparticles

    G. Gnanaprakash;John Philip;T. Jayakumar;Baldev Raj

  • Evaluation of residual stresses in dissimilar weld joints

    A. Joseph;Sanjai K. Rai;T. Jayakumar;N. Murugan

  • Temperature distribution and residual stresses due to multipass welding in type 304 stainless steel and low carbon steel weld pads

    S Murugan;Sanjai K Rai;P.V Kumar;T Jayakumar

  • Correlation between ultrasonic shear wave velocity and Poisson’s ratio for isotropic solid materials

    Anish Kumar;T. Jayakumar;Baldev Raj;K.K. Ray

  • Effect of thermal annealing under vacuum on the crystal structure, size, and magnetic properties of ZnFe2O4 nanoparticles

    John Philip;G. Gnanaprakash;G. Panneerselvam;M. P. Antony

  • Magnetic nanoparticles with enhanced γ-Fe 2 O 3 to α-Fe 2 O 3 phase transition temperature

    G Gnanaprakash;S Ayyappan;T Jayakumar;John Philip

  • Use of eddy current testing method in detection and evaluation of sensitisation and intergranular corrosion in austenitic stainless steels

    H. Shaikh;N. Sivaibharasi;B. Sasi;T. Anita

  • Assessment of microstructures and mechanical behaviour of metallic materials through non-destructive characterisation

    Baldev Raj;V. Moorthy;T. Jayakumar;K. Bhanu Sankara Rao

  • Effect of Activated Flux on the Microstructure, Mechanical Properties, and Residual Stresses of Modified 9Cr-1Mo Steel Weld Joints

    V. Maduraimuthu;M. Vasudevan;V. Muthupandi;A. K. Bhaduri

  • Microstructural characterization of quenched and tempered 0.2% carbon steel using magnetic Barkhausen noise analysis

    V. Moorthy;S. Vaidyanathan;T. Jayakumar;Baldev Raj

  • Quantification of defects in composites and rubber materials using active thermography

    B.B. Lahiri;S. Bagavathiappan;P.R. Reshmi;John Philip

  • Intelligent modeling for estimating weld bead width and depth of penetration from infra-red thermal images of the weld pool

    N. Chandrasekhar;M. Vasudevan;A. K. Bhaduri;T. Jayakumar

  • Development of India-specific RAFM steel through optimization of tungsten and tantalum contents for better combination of impact, tensile, low cycle fatigue and creep properties

    K. Laha;S. Saroja;A. Moitra;R. Sandhya

  • A review of the application of acoustic emission techniques for monitoring forming and grinding processes

    T. Jayakumar;C.K. Mukhopadhyay;S. Venugopal;S.L. Mannan

Frequent Co-Authors

Baldev Raj
Baldev Raj Indira Gandhi Centre for Atomic Research
John Philip
John Philip Indira Gandhi Centre for Atomic Research
A.K. Bhaduri
A.K. Bhaduri Indira Gandhi Centre for Atomic Research
K. Bhanu Sankara Rao
K. Bhanu Sankara Rao University of Hyderabad
S.L. Mannan
S.L. Mannan Indira Gandhi Centre for Atomic Research
Krishnan Balasubramaniam
Krishnan Balasubramaniam Indian Institute of Technology Madras
Sumantra Mandal
Sumantra Mandal Indian Institute of Technology Kharagpur
U. Kamachi Mudali
U. Kamachi Mudali Homi Bhabha National Institute
Raghavan Srinivasan
Raghavan Srinivasan Texas A&M University
Lalita Udpa
Lalita Udpa Michigan State University

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