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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 61 9437 8546 532 477 232 10727

Gary P. Martin publications per year

The chart shows the history of publications by Gary P. Martin between 1976 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Gary P. Martin published across 51 years, from 1976 to 2026, averaging 5.4 papers a year. Output peaked at 47 publications in 2011. 2 of the 277 publications appeared in the last two years.

No. of publications
10 20 30 40
Bar chart. Horizontal axis: year, 1976 to 2026. Vertical axis: number of publications, 0 to 47. Peak 47 publications in 2011. 1976: 1 publication 1977: 0 publications 1978: 2 publications 1979: 0 publications 1980: 0 publications 1981: 1 publication 1982: 0 publications 1983: 0 publications 1984: 0 publications 1985: 1 publication 1986: 0 publications 1987: 0 publications 1988: 2 publications 1989: 2 publications 1990: 3 publications 1991: 1 publication 1992: 2 publications 1993: 5 publications 1994: 9 publications 1995: 9 publications 1996: 5 publications 1997: 5 publications 1998: 6 publications 1999: 3 publications 2000: 15 publications 2001: 16 publications 2002: 14 publications 2003: 10 publications 2004: 14 publications 2005: 7 publications 2006: 18 publications 2007: 5 publications 2008: 14 publications 2009: 9 publications 2010: 11 publications 2011: 47 publications 2012: 10 publications 2013: 4 publications 2014: 3 publications 2015: 5 publications 2016: 4 publications 2017: 1 publication 2018: 1 publication 2019: 4 publications 2020: 1 publication 2021: 4 publications 2022: 1 publication 2023: 0 publications 2024: 0 publications 2025: 1 publication 2026: 1 publication
1976 2026

277 publications in total across all disciplines

View publications per year as a table
Gary P. Martin: publications per year, 1976 to 2026
Year Publications
1976 1
1977 0
1978 2
1979 0
1980 0
1981 1
1982 0
1983 0
1984 0
1985 1
1986 0
1987 0
1988 2
1989 2
1990 3
1991 1
1992 2
1993 5
1994 9
1995 9
1996 5
1997 5
1998 6
1999 3
2000 15
2001 16
2002 14
2003 10
2004 14
2005 7
2006 18
2007 5
2008 14
2009 9
2010 11
2011 47
2012 10
2013 4
2014 3
2015 5
2016 4
2017 1
2018 1
2019 4
2020 1
2021 4
2022 1
2023 0
2024 0
2025 1
2026 1
Total 277
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Gary P. Martin 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 Gary P. Martin 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, 221–240 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: 232 publications — 44th percentile

44% 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 1,216 232
241–260 1,100
261–280 979
281–300 939
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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Gary P. Martin 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 Gary P. Martin 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, 60–61 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: 61 D-Index — 49th percentile

49% 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
50–51 861
52–53 872
54–55 933
56–57 1,051
58–59 930
60–61 882 61
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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Overview

Gary P. Martin is affiliated with King's College London in the United Kingdom. Their research primarily spans the fields of Pharmacology, Toxicology and Pharmaceutics, Materials Science, and Agricultural and Biological Sciences. Subfields covered in their work include Pharmaceutical Science, Materials Chemistry, Food Science, Molecular Biology, and Spectroscopy.

The main topics Gary P. Martin has focused on comprise Drug Solubility and Delivery Systems, Crystallization and Solubility Studies, Biopolymer Synthesis and Applications, Analytical Chemistry and Chromatography, Advancements in Transdermal Drug Delivery, Probiotics and Fermented Foods, and Microencapsulation and Drying Processes.

The scientist has contributed to a range of publications in several academic journals such as:

  • International Journal of Pharmaceutics
  • Food Chemistry
  • AAPS PharmSciTech
  • Membranes
  • Pharmaceutics

Recent papers authored or co-authored by Gary P. Martin include:

  • "Stability of α-lactose monohydrate: The discovery of dehydration triggered solid-state epimerization" (2021, International Journal of Pharmaceutics)
  • "Repurposing Melt Degradation for the Evaluation of Mixed Amorphous-Crystalline Blends" (2021, AAPS PharmSciTech)
  • "A study of solid-state epimerisation within lactose powders and implications for milk derived ingredients stored in simulated tropical environmental zones" (2022, Food Chemistry)
  • "The Influence of Oily Vehicle Composition and Vehicle-Membrane Interactions on the Diffusion of Model Permeants across Barrier Membranes" (2021, Membranes)
  • "Multivariate Analytical Approaches to Identify Key Molecular Properties of Vehicles, Permeants and Membranes That Affect Permeation through Membranes" (2020, Pharmaceutics)

Frequent collaborators include Paul G. Royall, Thamer Alzoubi, Sumayah Abdul-Jabbar, Omaima N. Najib, and Stewart B. Kirton. These coauthors have worked alongside the scientist on multiple research projects and publications.

Best Publications

  • Culture of Calu-3 cells at the air interface provides a representative model of the airway epithelial barrier.

    Christopher I. Grainger;Leona L. Greenwell;David J. Lockley;Gary P. Martin

  • Preparation and evaluation of the in vitro drug release properties and mucoadhesion of novel microspheres of hyaluronic acid and chitosan.

    S. T. Lim;Gary P. Martin;D. J. Berry;Marc Brown

  • Hyaluronan: Pharmaceutical Characterization and Drug Delivery

    Yong-Hong Liao;Stuart A. Jones;Ben Forbes;Gary P. Martin

  • The influence of carrier morphology on drug delivery by dry powder inhalers.

    Xian Ming Zeng;Gary P Martin;Christopher Marriott;John Pritchard

  • Chitosan nanoparticles are compatible with respiratory epithelial cells in vitro.

    Ana Grenha;Christopher I. Grainger;Lea Ann Dailey;Begoña Seijo

  • The microsponge delivery system of benzoyl peroxide: preparation, characterization and release studies.

    M. Jelvehgari;M.R. Siahi-Shadbad;S. Azarmi;Gary P. Martin

  • The influence of carrier and drug morphology on drug delivery from dry powder formulations

    Hassan Larhrib;Gary Peter Martin;Christopher Marriott;David Prime

  • The role of fine particle lactose on the dispersion and deaggregation of salbutamol sulphate in an air stream in vitro

    Xian Ming Zeng;Gary Peter Martin;Seah-Kee Tee;Christopher Marriott

  • Lactose as a carrier in dry powder formulations: The influence of surface characteristics on drug delivery

    Xian Ming Zeng;Gary P. Martin;Christopher Marriott;John Pritchard

  • Effect of heat on the percutaneous absorption and skin retention of three model penetrants

    Franklin Akomeah;Tahir Nazir;Gary P. Martin;Marc B. Brown

  • Effects of particle size and adding sequence of fine lactose on the deposition of salbutamol sulphate from a dry powder formulation.

    Xian Ming Zeng;Gary Peter Martin;Seah-Kee Tee;Abeer Abu Ghoush

  • The use of different grades of lactose as a carrier for aerosolised salbutamol sulphate.

    Hassan Larhrib;Xian Ming Zeng;Gary Peter Martin;Christopher Marriott

  • Direct effect of bile salts and phospholipids on the physical properties of mucus.

    G P Martin;C Marriott;I W Kellaway

  • The use of different sugars as fine and coarse carriers for aerosolised salbutamol sulphate

    S K Tee;Christopher Marriott;X M Zeng;Gary Martin

  • Dry powder inhalers: The influence of device resistance and powder formulation on drug and lactose deposition in vitro

    T. Srichana;G.P. Martin;C. Marriott

  • Investigations into the azo reducing activity of a common colonic microorganism

    J.L Bragger;A.W Lloyd;S.H Soozandehfar;S.F Bloomfield

  • Effects of sucrose and trehalose on the preservation of the native structure of spray-dried lysozyme.

    Yong-Hong Liao;Marc B. Brown;Tahir Nazir;Abdul Quader

  • Transition to CFC-free metered dose inhalers : into the new millennium

    Keith J McDonald;Gary P Martin

  • The influence of lactose carrier on the content homogeneity and dispersibility of beclomethasone dipropionate from dry powder aerosols.

    Xian Ming Zeng;Kiranpal H Pandhal;Gary P Martin

  • In vivo evaluation of novel hyaluronan/chitosan microparticulate delivery systems for the nasal delivery of gentamicin in rabbits.

    S. T. Lim;B. Forbes;D. J. Berry;Gary P. Martin

  • Composite membrane of bacterially-derived cellulose and molecularly imprinted polymer for use as a transdermal enantioselective controlled-release system of racemic propranolol.

    Chatchada Bodhibukkana;Teerapol Srichana;Sanae Kaewnopparat;Naruedom Tangthong

Frequent Co-Authors

Ali Nokhodchi
Ali Nokhodchi University of Sussex
Michael Yianneskis
Michael Yianneskis University College London
Eric W.F.W. Alton
Eric W.F.W. Alton National Institutes of Health
Nick Bouras
Nick Bouras King's College London
Duncan M. Geddes
Duncan M. Geddes Imperial College London
Peter R. Ellis
Peter R. Ellis King's College London
Mohammad Barzegar-Jalali
Mohammad Barzegar-Jalali Tabriz University of Medical Sciences
Morven Leese
Morven Leese King's College London
Mike Slade
Mike Slade University of Nottingham

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