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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 64 8174 7420 2357 1956 232 12300

Murray V. Johnston publications per year

The chart shows the history of publications by Murray V. Johnston between 1979 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Murray V. Johnston published across 47 years, from 1979 to 2025, averaging 5.4 papers a year. Output peaked at 14 publications in 2012. 1 of the 254 publications appeared in the last two years.

No. of publications
5 10
Bar chart. Horizontal axis: year, 1979 to 2025. Vertical axis: number of publications, 0 to 14. Peak 14 publications in 2012. 1979: 2 publications 1980: 1 publication 1981: 4 publications 1982: 2 publications 1983: 1 publication 1984: 1 publication 1985: 2 publications 1986: 1 publication 1987: 5 publications 1988: 2 publications 1989: 2 publications 1990: 2 publications 1991: 3 publications 1992: 2 publications 1993: 3 publications 1994: 3 publications 1995: 11 publications 1996: 7 publications 1997: 6 publications 1998: 8 publications 1999: 8 publications 2000: 8 publications 2001: 7 publications 2002: 5 publications 2003: 9 publications 2004: 10 publications 2005: 11 publications 2006: 13 publications 2007: 7 publications 2008: 11 publications 2009: 10 publications 2010: 8 publications 2011: 9 publications 2012: 14 publications 2013: 11 publications 2014: 5 publications 2015: 2 publications 2016: 4 publications 2017: 9 publications 2018: 3 publications 2019: 5 publications 2020: 2 publications 2021: 4 publications 2022: 6 publications 2023: 4 publications 2024: 0 publications 2025: 1 publication
1979 2025

254 publications in total across all disciplines

View publications per year as a table
Murray V. Johnston: publications per year, 1979 to 2025
Year Publications
1979 2
1980 1
1981 4
1982 2
1983 1
1984 1
1985 2
1986 1
1987 5
1988 2
1989 2
1990 2
1991 3
1992 2
1993 3
1994 3
1995 11
1996 7
1997 6
1998 8
1999 8
2000 8
2001 7
2002 5
2003 9
2004 10
2005 11
2006 13
2007 7
2008 11
2009 10
2010 8
2011 9
2012 14
2013 11
2014 5
2015 2
2016 4
2017 9
2018 3
2019 5
2020 2
2021 4
2022 6
2023 4
2024 0
2025 1
Total 254
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Murray V. Johnston 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 Murray V. Johnston 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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Murray V. Johnston 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 Murray V. Johnston 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, 64–65 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: 64 D-Index — 56th percentile

56% 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
62–63 834
64–65 731 64
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

Murray V. Johnston is affiliated with the University of Delaware in the United States. Their research primarily spans Environmental Science and Earth and Planetary Sciences, with a focus on subfields such as Atmospheric Science, Health, Toxicology and Mutagenesis, Spectroscopy, Global and Planetary Change, and Materials Chemistry.

The scientist's work centers on topics including Atmospheric chemistry and aerosols, Air Quality and Health Impacts, Atmospheric aerosols and clouds, Mass Spectrometry Techniques and Applications, Air Quality Monitoring and Forecasting, Electrohydrodynamics and Fluid Dynamics, and Catalytic Processes in Materials Science.

Recent significant publications by Murray V. Johnston include:

  • Reaction Kinetics of Organic Aerosol Studied by Droplet Assisted Ionization: Enhanced Reactivity in Droplets Relative to Bulk Solution (2020, Journal of the American Society for Mass Spectrometry)
  • Online Characterization of Organic Aerosol by Condensational Growth into Aqueous Droplets Coupled with Droplet-Assisted Ionization (2021, Analytical Chemistry)
  • Ion Formation from Rapidly Heated Aqueous Droplets by Droplet-Assisted Ionization (2020, The Journal of Physical Chemistry A)
  • Growth Rate Dependence of Secondary Organic Aerosol on Seed Particle Size, Composition, and Phase (2022, ACS Earth and Space Chemistry)
  • The use of transmission electron microscopy with scanning mobility particle size spectrometry for an enhanced understanding of the physical characteristics of aerosol particles generated with a flow tube reactor (2023, Aerosol Science and Technology)

Their frequent coauthors include Devon N. Higgins, Michael J. Apsokardu, Michael S. Taylor, Devan E. Kerecman, and Justin M. Krasnomowitz.

Murray V. Johnston has contributed multiple publications to respected journals, notably:

  • ACS Earth and Space Chemistry (2 publications)
  • Journal of the American Society for Mass Spectrometry (1 publication)
  • Analytical Chemistry (1 publication)
  • The Journal of Physical Chemistry A (1 publication)
  • Aerosol Science and Technology (1 publication)

The research covers areas that interface with atmospheric chemistry and aerosol characterization methods, including advanced mass spectrometry and microscopy techniques to analyze organic aerosols and their reactions. Their body of work reflects investigations into aerosol growth dynamics, physicochemical properties, and implications for air quality and health, incorporating instrumental techniques such as droplet-assisted ionization and transmission electron microscopy combined with scanning mobility particle size spectrometry.

Best Publications

  • Direct observations of atmospheric aerosol nucleation.

    Markku Kulmala;Jenni Kontkanen;Heikki Junninen;Katrianne Lehtipalo

  • Formation of oligomers in secondary organic aerosol.

    Michael P. Tolocka;Myoseon Jang;Joy M. Ginter;Frederick J. Cox

  • Measurement and numerical simulation of soot particle size distribution functions in a laminar premixed ethylene-oxygen-argon flame

    Bin Zhao;Zhiwei Yang;Murray V. Johnston;Hai Wang

  • Analysis of Soot Nanoparticles in a Laminar Premixed Ethylene Flame by Scanning Mobility Particle Sizer

    Bin Zhao;Zhiwei Yang;Jinjin Wang;Murray V. Johnston

  • Chemical species associated with the early stage of soot growth in a laminar premixed ethylene–oxygen–argon flame

    Berk Öktem;Michael P. Tolocka;Bin Zhao;Hai Wang

  • Particle size distribution function of incipient soot in laminar premixed ethylene flames: effect of flame temperature

    Bin Zhao;Zhiwei Yang;Zhigang Li;Murray V. Johnston

  • Aerosol mass spectrometry: An introductory review

    David G. Nash;Tomas Baer;Murray V. Johnston

  • On-line single-particle analysis by laser desorption mass spectrometry

    P. J. McKeown;M. V. Johnston;D. M. Murphy

  • Oligomers in the early stage of biogenic secondary organic aerosol formation and growth.

    Katherine J. Heaton;Matthew A. Dreyfus;Shenyi Wang;Murray V. Johnston

  • Sampling and analysis of individual particles by aerosol mass spectrometry

    Murray V. Johnston

  • Amine exchange into ammonium bisulfate and ammonium nitrate nuclei

    B. R. Bzdek;D. P. Ridge;M. V. Johnston

  • MS of INDIVIDUAL AEROSOL PARTICLES

    Murray V. Johnston;Anthony S. Wexler

  • On-line chemical analysis of aerosols by rapid single-particle mass spectrometry

    Peter G. Carson;Kenneth R. Neubauer;Murray V. Johnston;Anthony S. Wexler

  • On-line analysis of organic components in fine and ultrafine particles by photoionization aerosol mass spectrometry.

    Berk Öktem;Michael P. Tolocka;Murray V. Johnston

  • Humidity effects on the mass spectra of single aerosol particles

    Kenneth R Neubauer;Murray V Johnston;Anthony S Wexler

  • Chemical characterization of individual, airborne sub-10-nm particles and molecules.

    Shenyi Wang;Christopher A. Zordan;Murray V. Johnston

  • Size and composition biases on the detection of individual ultrafine particles by aerosol mass spectrometry

    David B. Kane;Murray V. Johnston

  • A comparison of particle mass spectrometers during the 1999 Atlanta Supersite Project

    Ann M. Middlebrook;Daniel M. Murphy;Shan Hu Lee;Shan Hu Lee;Shan Hu Lee;David S. Thomson;David S. Thomson

  • Signal suppression in electrospray ionization Fourier transform mass spectrometry of multi-component samples

    J. L. Sterner;M. V. Johnston;G. R. Nicol;D. P. Ridge

  • Oligomer Content of α-Pinene Secondary Organic Aerosol

    Wiley A. Hall;Murray V. Johnston

Frequent Co-Authors

Anthony S. Wexler
Anthony S. Wexler University of California, Davis
James N. Smith
James N. Smith University of California, Irvine
Hai Wang
Hai Wang Stanford University
John C. Wright
John C. Wright University of Wisconsin–Madison
Charles N. McEwen
Charles N. McEwen Saint Joseph's University
Julia Laskin
Julia Laskin Purdue University West Lafayette
Tuukka Petäjä
Tuukka Petäjä University of Helsinki
Markku Kulmala
Markku Kulmala University of Helsinki
Douglas R. Worsnop
Douglas R. Worsnop University of Helsinki
Philip K. Hopke
Philip K. Hopke Clarkson University

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