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I. Hubert Joe

I. Hubert Joe

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 48 15202 13698 289 286 291 8675

I. Hubert Joe publications per year

The chart shows the history of publications by I. Hubert Joe between 1991 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. I. Hubert Joe published across 35 years, from 1991 to 2025, averaging 9.4 papers a year. Output peaked at 30 publications in 2023. 33 of the 330 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1991 to 2025. Vertical axis: number of publications, 0 to 30. Peak 30 publications in 2023. 1991: 2 publications 1992: 1 publication 1993: 0 publications 1994: 1 publication 1995: 2 publications 1996: 0 publications 1997: 3 publications 1998: 0 publications 1999: 0 publications 2000: 1 publication 2001: 0 publications 2002: 3 publications 2003: 2 publications 2004: 5 publications 2005: 6 publications 2006: 9 publications 2007: 4 publications 2008: 27 publications 2009: 12 publications 2010: 18 publications 2011: 19 publications 2012: 4 publications 2013: 14 publications 2014: 5 publications 2015: 13 publications 2016: 7 publications 2017: 13 publications 2018: 23 publications 2019: 18 publications 2020: 20 publications 2021: 17 publications 2022: 18 publications 2023: 30 publications 2024: 19 publications 2025: 14 publications
1991 2025

330 publications in total across all disciplines

View publications per year as a table
I. Hubert Joe: publications per year, 1991 to 2025
Year Publications
1991 2
1992 1
1993 0
1994 1
1995 2
1996 0
1997 3
1998 0
1999 0
2000 1
2001 0
2002 3
2003 2
2004 5
2005 6
2006 9
2007 4
2008 27
2009 12
2010 18
2011 19
2012 4
2013 14
2014 5
2015 13
2016 7
2017 13
2018 23
2019 18
2020 20
2021 17
2022 18
2023 30
2024 19
2025 14
Total 330
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I. Hubert Joe publications per year - data summary

  • I. Hubert Joe, a Chemistry scholar from University of Kerala, has 330 publications recorded across 35 years, from 1991 to 2025.
  • The oldest publication on record dates to 1991 and the most recent to 2025.
  • The most productive year is 2023, with 30 publications.
  • The least productive years with any output are 1992, 1994 and 2000, with 1 publication each.
  • 5 of the 35 years in the span carry no publications at all (1993, 1996, 1998, 1999 and others).
  • The rate of publication averages 9.4 papers per year over the whole span, or 11.0 per year counting only the 30 years with at least one publication.
  • The last 5 years on the chart (2021-2025) hold 98 publications, 30% of the career total.
  • Split into equal eras - 1991-2002: 13 publications (1.1 per year); 2003-2014: 125 publications (10.4 per year); 2015-2025: 192 publications (17.5 per year).
  • Comparing the opening and closing eras, the overall trend of publication is rising.

I. Hubert Joe publication distribution in Chemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Chemistry in 2026. The highlighted bar marks where I. Hubert Joe sits on this spectrum.

No. of scientists
250 500 750 1,000 1,250
Bar chart with 63 bars. Horizontal axis: publications, 61–80 to 1,295+. Vertical axis: number of scientists, 0 to 1,350. Most scientists, 1,350, have 161–180 publications. The last bar groups every scientist with 1,295 publications or more. The highlighted bar, 281–300 publications, is where this scientist sits. 61–80 publications: 66 scientists 81–100 publications: 302 scientists 101–120 publications: 623 scientists 121–140 publications: 918 scientists 141–160 publications: 1,218 scientists 161–180 publications: 1,350 scientists 181–200 publications: 1,344 scientists 201–220 publications: 1,281 scientists 221–240 publications: 1,216 scientists 241–260 publications: 1,100 scientists 261–280 publications: 979 scientists 281–300 publications: 939 scientists 301–320 publications: 764 scientists 321–340 publications: 643 scientists 341–360 publications: 628 scientists 361–380 publications: 522 scientists 381–400 publications: 459 scientists 401–420 publications: 397 scientists 421–440 publications: 327 scientists 441–460 publications: 270 scientists 461–480 publications: 265 scientists 481–500 publications: 252 scientists 501–520 publications: 201 scientists 521–540 publications: 185 scientists 541–560 publications: 148 scientists 561–580 publications: 148 scientists 581–600 publications: 132 scientists 601–620 publications: 114 scientists 621–640 publications: 104 scientists 641–660 publications: 91 scientists 661–680 publications: 92 scientists 681–700 publications: 73 scientists 701–720 publications: 57 scientists 721–740 publications: 54 scientists 741–760 publications: 67 scientists 761–780 publications: 45 scientists 781–800 publications: 46 scientists 801–820 publications: 39 scientists 821–840 publications: 32 scientists 841–860 publications: 36 scientists 861–880 publications: 29 scientists 881–900 publications: 26 scientists 901–920 publications: 24 scientists 921–940 publications: 14 scientists 941–960 publications: 23 scientists 961–980 publications: 28 scientists 981–1,000 publications: 15 scientists 1,001–1,020 publications: 29 scientists 1,021–1,040 publications: 12 scientists 1,041–1,060 publications: 19 scientists 1,061–1,080 publications: 12 scientists 1,081–1,100 publications: 6 scientists 1,101–1,120 publications: 8 scientists 1,121–1,140 publications: 12 scientists 1,141–1,160 publications: 5 scientists 1,161–1,180 publications: 6 scientists 1,181–1,200 publications: 14 scientists 1,201–1,220 publications: 7 scientists 1,221–1,240 publications: 2 scientists 1,241–1,260 publications: 6 scientists 1,261–1,280 publications: 4 scientists 1,281–1,294 publications: 6 scientists 1,295+ publications: 100 scientists
61–80 publications 1,295+

This scientist: 291 publications — 61st percentile

61% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

View publications distribution as a table
Number of Chemistry scientists by publication count, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
Publications Scientists This scientist
61–80 66
81–100 302
101–120 623
121–140 918
141–160 1,218
161–180 1,350
181–200 1,344
201–220 1,281
221–240 1,216
241–260 1,100
261–280 979
281–300 939 291
301–320 764
321–340 643
341–360 628
361–380 522
381–400 459
401–420 397
421–440 327
441–460 270
461–480 265
481–500 252
501–520 201
521–540 185
541–560 148
561–580 148
581–600 132
601–620 114
621–640 104
641–660 91
661–680 92
681–700 73
701–720 57
721–740 54
741–760 67
761–780 45
781–800 46
801–820 39
821–840 32
841–860 36
861–880 29
881–900 26
901–920 24
921–940 14
941–960 23
961–980 28
981–1,000 15
1,001–1,020 29
1,021–1,040 12
1,041–1,060 19
1,061–1,080 12
1,081–1,100 6
1,101–1,120 8
1,121–1,140 12
1,141–1,160 5
1,161–1,180 6
1,181–1,200 14
1,201–1,220 7
1,221–1,240 2
1,241–1,260 6
1,261–1,280 4
1,281–1,294 6
1,295+ 100
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I. Hubert Joe publication distribution in Chemistry in 2026 - data summary

  • The chart plots the publication count of all 17,934 Chemistry scientists ranked by Research.com in 2026, grouped into 63 ranges running from 61–80 to 1,295+ publications.
  • I. Hubert Joe, a Chemistry scholar from University of Kerala, records 291 publications - the 61st percentile of the discipline.
  • 61% of ranked Chemistry scientists score the same or lower than I. Hubert Joe, and about 39% score higher.
  • The median of the discipline falls in the 241–260 publications range, and I. Hubert Joe ranks above the median.
  • The most crowded range is 161–180 publications, holding 1,350 scientists (8% of the field).
  • 77% of the field sits in the lowest quarter of the value range (up to 361–380 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 1,295 publications or more, 100 scientists in all (<1% of the field).

I. Hubert Joe D-index placement in Chemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Chemistry scientists ranked by Research.com in 2026. The highlighted bar marks where I. Hubert Joe sits on this spectrum.

No. of scientists
250 500 750 1,000
Bar chart with 61 bars. Horizontal axis: D-Index, 40–41 to 159+. Vertical axis: number of scientists, 0 to 1,051. Most scientists, 1,051, have 56–57 D-Index. The last bar groups every scientist with 159 D-Index or more. The highlighted bar, 48–49 D-Index, is where this scientist sits. 40–41 D-Index: 289 scientists 42–43 D-Index: 612 scientists 44–45 D-Index: 808 scientists 46–47 D-Index: 776 scientists 48–49 D-Index: 835 scientists 50–51 D-Index: 861 scientists 52–53 D-Index: 872 scientists 54–55 D-Index: 933 scientists 56–57 D-Index: 1,051 scientists 58–59 D-Index: 930 scientists 60–61 D-Index: 882 scientists 62–63 D-Index: 834 scientists 64–65 D-Index: 731 scientists 66–67 D-Index: 775 scientists 68–69 D-Index: 683 scientists 70–71 D-Index: 646 scientists 72–73 D-Index: 561 scientists 74–75 D-Index: 501 scientists 76–77 D-Index: 437 scientists 78–79 D-Index: 388 scientists 80–81 D-Index: 354 scientists 82–83 D-Index: 292 scientists 84–85 D-Index: 275 scientists 86–87 D-Index: 254 scientists 88–89 D-Index: 235 scientists 90–91 D-Index: 185 scientists 92–93 D-Index: 192 scientists 94–95 D-Index: 155 scientists 96–97 D-Index: 163 scientists 98–99 D-Index: 125 scientists 100–101 D-Index: 105 scientists 102–103 D-Index: 105 scientists 104–105 D-Index: 112 scientists 106–107 D-Index: 88 scientists 108–109 D-Index: 68 scientists 110–111 D-Index: 69 scientists 112–113 D-Index: 65 scientists 114–115 D-Index: 79 scientists 116–117 D-Index: 61 scientists 118–119 D-Index: 44 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 40 scientists 124–125 D-Index: 33 scientists 126–127 D-Index: 26 scientists 128–129 D-Index: 34 scientists 130–131 D-Index: 35 scientists 132–133 D-Index: 25 scientists 134–135 D-Index: 27 scientists 136–137 D-Index: 17 scientists 138–139 D-Index: 16 scientists 140–141 D-Index: 20 scientists 142–143 D-Index: 20 scientists 144–145 D-Index: 15 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 9 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 11 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 3 scientists 158 D-Index: 3 scientists 159+ D-Index: 98 scientists
40–41 D-Index 159+

This scientist: 48 D-Index — 16th percentile

16% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

View D-Index distribution as a table
Number of Chemistry scientists by D-index, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
D-Index Scientists This scientist
40–41 289
42–43 612
44–45 808
46–47 776
48–49 835 48
50–51 861
52–53 872
54–55 933
56–57 1,051
58–59 930
60–61 882
62–63 834
64–65 731
66–67 775
68–69 683
70–71 646
72–73 561
74–75 501
76–77 437
78–79 388
80–81 354
82–83 292
84–85 275
86–87 254
88–89 235
90–91 185
92–93 192
94–95 155
96–97 163
98–99 125
100–101 105
102–103 105
104–105 112
106–107 88
108–109 68
110–111 69
112–113 65
114–115 79
116–117 61
118–119 44
120–121 37
122–123 40
124–125 33
126–127 26
128–129 34
130–131 35
132–133 25
134–135 27
136–137 17
138–139 16
140–141 20
142–143 20
144–145 15
146–147 9
148–149 9
150–151 16
152–153 11
154–155 9
156–157 3
158 3
159+ 98
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I. Hubert Joe D-index placement in Chemistry in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 17,934 Chemistry scientists ranked by Research.com in 2026, grouped into 61 ranges running from 40–41 to 159+ D-Index.
  • I. Hubert Joe, a Chemistry scholar from University of Kerala, records 48 D-Index - the 16th percentile of the discipline.
  • 16% of ranked Chemistry scientists score the same or lower than I. Hubert Joe, and about 84% score higher.
  • The median of the discipline falls in the 62–63 D-Index range, and I. Hubert Joe ranks below the median.
  • The most crowded range is 56–57 D-Index, holding 1,051 scientists (6% of the field).
  • 70% of the field sits in the lowest quarter of the value range (up to 70–71 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 159 D-Index or more, 98 scientists in all (<1% of the field).

Overview

I. Hubert Joe is affiliated with the University of Kerala in India and has contributed extensively to the fields of Materials Science and Chemistry. Their research spans several subfields, including Electronic, Optical and Magnetic Materials, Organic Chemistry, Biomedical Engineering, Materials Chemistry, and Physical and Theoretical Chemistry. The body of work reflects a strong focus on nonlinear optical properties and materials, as well as synthesis and biological activity studies.

The scientist's research topics are diverse and include:

  • Nonlinear Optical Materials Research
  • Nonlinear Optical Materials Studies
  • Synthesis and biological activity
  • Crystallography and molecular interactions
  • Crystal structures of chemical compounds
  • Metal complexes synthesis and properties
  • Chemical synthesis and pharmacological studies

Key recent publications highlight their involvement in experimental and theoretical approaches to molecular structure and optical materials. Notable papers include:

  • "Structural insights, spectral, flourescence, Z-scan, C-H...O/N-H...O hydrogen bonding and AIM, RDG, ELF, LOL, FUKUI analysis, NLO activity of N-2(Methoxy phenyl) acetamide" (2022) published in Journal of Molecular Structure
  • "Spectroscopic and quantum chemical computation on molecular structure, AIM, ELF, RDG, NCI, and NLO activity of 4-VINYL benzoic acid: A DFT approach" (2021) published in Journal of Molecular Structure
  • "A combined experimental and quantum chemical study on molecular structure, spectroscopic properties and biological activity of anti-inflammatory Glucocorticosteroid drug, Dexamethasone" (2021) published in Journal of Molecular Structure
  • "Design and synthesize of folate decorated Fe3O4@Au-DEX-CP nano formulation for targeted drug delivery in colorectal cancer therapy: In vitro and in vivo studies" (2023) published in Journal of Drug Delivery Science and Technology
  • "Experimental and theoretical spectroscopic analysis, hydrogen bonding, reduced density gradient and antibacterial activity study on 2-Phenyl quinoline alkaloid" (2020) published in Chemical Physics

Their frequent collaborators include:

  • D. Arul Dhas
  • S. Balachandran
  • D. Aruldhas
  • G. Vinitha
  • P. Aswathy

Publication venues where they have contributed most prolifically are:

  • Journal of Molecular Structure
  • Polycyclic aromatic compounds
  • Journal of Molecular Liquids
  • Optical Materials
  • Heliyon

This profile outlines a multidisciplinary approach with a strong emphasis on nonlinear optical materials, molecular interactions, and chemical synthesis with pharmacological relevance. Their work integrates both computational quantum chemical methods and experimental techniques to advance understanding in these areas.

Best Publications

  • Structural conformation and vibrational spectroscopic studies of 2,6-bis(p-N,N-dimethyl benzylidene)cyclohexanone using density functional theory

    C. James;A. Amal Raj;R. Reghunathan;V. S. Jayakumar

  • Charge transfer interactions and nonlinear optical properties of push–pull chromophore benzaldehyde phenylhydrazone: A vibrational approach

    C. Ravikumar;I. Hubert Joe;V.S. Jayakumar

  • Spectroscopic analysis and DFT calculations of a food additive Carmoisine

    M. Snehalatha;C. Ravikumar;I. Hubert Joe;N. Sekar

  • Density functional study on the structural conformations and intramolecular charge transfer from the vibrational spectra of the anticancer drug combretastatin‐A2

    L. Padmaja;C. Ravikumar;D. Sajan;I. Hubert Joe

  • NIR-FT Raman and infrared spectra and ab initio computations of glycinium oxalate.

    D Sajan;J Binoy;B Pradeep;K Venkata Krishna

  • Efficient π electrons delocalization in prospective push–pull non-linear optical chromophore 4-[N,N-dimethylamino]-4′-nitro stilbene (DANS): A vibrational spectroscopic study

    T. Vijayakumar;I. Hubert Joe;C.P. Reghunadhan Nair;V.S. Jayakumar

  • Molecular structure and vibrational spectra of 2,6-bis(benzylidene)cyclohexanone: a density functional theoretical study.

    D. Sajan;K. Udaya Lakshmi;Y. Erdogdu;I. Hubert Joe

  • NIR‐FT Raman and FT‐IR spectral studies and ab initio calculations of the anti‐cancer drug combretastatin‐A4

    J. Binoy;Jose P. Abraham;I. Hubert Joe;V. S. Jayakumar

  • Efficient π-electron conjugated push-pull nonlinear optical chromophore 1-(4-methoxyphenyl)-3-(3,4-dimethoxyphenyl)-2-propen-1-one: A vibrational spectral study

    Jose P. Abraham;D. Sajan;Venkataraya Shettigar;S.M. Dharmaprakash

  • Molecular structure, spectroscopic studies and first-order molecular hyperpolarizabilities of p-amino acetanilide

    Jose P. Abraham;D. Sajan;I. Hubert Joe;V.S. Jayakumar

  • Near‐infrared Fourier transform Raman, surface‐enhanced Raman scattering and Fourier transform infrared spectra and ab initio calculations of the natural product nodakenetin angelate

    J. Binoy;Jose P. Abraham;I. Hubert Joe;V. George

  • NIR-FT Raman, FT-IR and surface-enhanced Raman scattering spectra of organic nonlinear optic material: p-hydroxy acetophenone

    D. Sajan;I. Hubert Joe;V. S. Jayakumar

  • Theoretical and vibrational spectral investigation of sodium salt of acenocoumarol

    I. Hubert Joe;Irena Kostova;C. Ravikumar;M. Amalanathan

  • Intramolecular Charge Transfer and Z-Scan Studies of a Semiorganic Nonlinear Optical Material Sodium Acid Phthalate Hemihydrate: A Vibrational Spectroscopic Study

    D. Sajan;D. Sajan;N. Vijayan;K. Safakath;Reji Philip

  • Vibrational spectroscopic studies on the natural product, columbianadin.

    Jose P. Abraham;I.Hubert Joe;V. George;O.F. Nielsen

  • Vibrational spectral studies of methyl 3‐(4‐methoxyphenyl)prop‐2‐enoate, a new organic non‐linear optic crystal

    D. Sajan;J. Binoy;I. Hubert Joe;V. S. Jayakumar

  • DFT computations and spectroscopic analysis of a pesticide: chlorothalonil.

    D. Arul Dhas;I. Hubert Joe;S.D.D. Roy;T.H. Freeda

  • Density functional theory calculations and vibrational spectral analysis of 3,5-(dinitrobenzoic acid)

    M. Amalanathan;V.K. Rastogi;I. Hubert Joe;M.A. Palafox

  • Spectroscopic and quantum chemical computation on molecular structure, AIM, ELF, RDG, NCI, and NLO activity of 4-VINYL benzoic acid: A DFT approach

    Unknown

  • Third-order nonlinear optical studies of two novel chalcone derivatives using Z-scan technique and DFT method

    Elizabeth Mathew;Vinutha V. Salian;I. Hubert Joe;B. Narayana

  • FTIR as a tool to study high-temperature phase formation in sol-gel aluminium titanate

    I.Hubert Joe;Asha K. Vasudevan;G. Aruldhas;A.D. Damodaran

  • FT‐Raman, IR and UV‐visible spectral investigations and ab initio computations of a nonlinear food dye amaranth

    M. Snehalatha;C. Ravikumar;N. Sekar;V. S. Jayakumar

Frequent Co-Authors

Nagaiyan Sekar
Nagaiyan Sekar Institute of Chemical Technology
George R. Pettit
George R. Pettit Arizona State University
Meena Kumari
Meena Kumari University of Essex
P. Ramasamy
P. Ramasamy Sri Sivasubramaniya Nadar College of Engineering
Reji Philip
Reji Philip Raman Research Institute
Mojca Jazbinsek
Mojca Jazbinsek Zurich University of Applied Sciences
Michel Manfait
Michel Manfait University of Reims Champagne-Ardenne

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