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Ronald J. Smernik

Ronald J. Smernik

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 62 8743 7927 203 196 166 15309

Ronald J. Smernik publications per year

The chart shows the history of publications by Ronald J. Smernik between 1992 and 2024, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Ronald J. Smernik published across 33 years, from 1992 to 2024, averaging 6 papers a year. Output peaked at 17 publications in 2015. 7 of the 199 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1992 to 2024. Vertical axis: number of publications, 0 to 17. Peak 17 publications in 2015. 1992: 1 publication 1993: 1 publication 1994: 0 publications 1995: 0 publications 1996: 0 publications 1997: 2 publications 1998: 0 publications 1999: 3 publications 2000: 4 publications 2001: 3 publications 2002: 4 publications 2003: 5 publications 2004: 6 publications 2005: 9 publications 2006: 6 publications 2007: 6 publications 2008: 11 publications 2009: 11 publications 2010: 10 publications 2011: 11 publications 2012: 10 publications 2013: 9 publications 2014: 14 publications 2015: 17 publications 2016: 8 publications 2017: 8 publications 2018: 3 publications 2019: 9 publications 2020: 11 publications 2021: 6 publications 2022: 4 publications 2023: 3 publications 2024: 4 publications
1992 2024

199 publications in total across all disciplines

View publications per year as a table
Ronald J. Smernik: publications per year, 1992 to 2024
Year Publications
1992 1
1993 1
1994 0
1995 0
1996 0
1997 2
1998 0
1999 3
2000 4
2001 3
2002 4
2003 5
2004 6
2005 9
2006 6
2007 6
2008 11
2009 11
2010 10
2011 11
2012 10
2013 9
2014 14
2015 17
2016 8
2017 8
2018 3
2019 9
2020 11
2021 6
2022 4
2023 3
2024 4
Total 199
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Ronald J. Smernik 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 Ronald J. Smernik 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, 161–180 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: 166 publications — 20th percentile

20% 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 1,350 166
181–200 1,344
201–220 1,281
221–240 1,216
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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Ronald J. Smernik 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 Ronald J. Smernik 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, 62–63 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: 62 D-Index — 52nd percentile

52% 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 62
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

Ronald J. Smernik is affiliated with the University of Adelaide in Australia and specializes in research related to agricultural and biological sciences as well as environmental science. Their work spans a range of interdisciplinary topics addressing soil and plant interactions, nutrient dynamics, and environmental chemistry.

Their research publications focus on key areas such as soil carbon and nitrogen dynamics, mycorrhizal fungi and plant interactions, soil and water nutrient dynamics, clay minerals and soil interactions, plant nutrient uptake and metabolism, soil and unsaturated flow, and soil erosion and sediment transport.

Recent papers authored by Ronald J. Smernik include:

  • Effect of land use on organic matter composition in density fractions of contrasting soils: A comparative study using 13C NMR and DRIFT spectroscopy (2020) - The Science of The Total Environment
  • Effects of plant roots and arbuscular mycorrhizas on soil phosphorus leaching (2020) - The Science of The Total Environment
  • Does the high potassium content in recycled winery wastewater used for irrigation pose risks to soil structural stability? (2020) - Agricultural Water Management
  • Long-term changes in land use influence phosphorus concentrations, speciation, and cycling within subtropical soils (2021) - Geoderma
  • Xylomelum occidentale (Proteaceae) accesses relatively mobile soil organic phosphorus without releasing carboxylates (2020) - Journal of Ecology

Ronald J. Smernik frequently collaborates with a number of co-authors who have contributed to their research projects, including:

  • Luke M. Mosley
  • Ashlea Doolette
  • Andrea D. Stiglingh
  • R. W. Fitzpatrick
  • Timothy R. Cavagnaro

Their work is often published in scientific journals that focus on environmental and soil sciences, with frequent contributions to:

  • The Science of The Total Environment
  • Plant and Soil
  • Geoderma
  • Geoderma Regional
  • Geochemical Transactions

Their subfields of study highlight expertise in soil science, plant science, environmental chemistry, civil and structural engineering, and ecology, reflecting a broad interdisciplinary approach.

Best Publications

  • An investigation into the reactions of biochar in soil

    S. D. Joseph;M. Camps-Arbestain;Y. Lin;P. Munroe

  • Chemical composition and bioavailability of thermally altered Pinus resinosa (Red pine) wood

    Jeffrey A Baldock;Ronald J Smernik

  • Comparison of quantification methods to measure fire-derived (black/elemental) carbon in soils and sediments using reference materials from soil, water, sediment and the atmosphere

    Karen Hammes;Michael W.I. Schmidt;Ronald J. Smernik;Lloyd A. Currie

  • Biochar carbon stability in a clayey soil as a function of feedstock and pyrolysis temperature.

    Bhupinder Pal Singh;Annette L. Cowie;Ronald J. Smernik

  • Chemical and structural properties of carbonaceous products obtained by pyrolysis and hydrothermal carbonisation of corn stover

    A. B. Fuertes;M. Camps Arbestain;M. Sevilla;J. A. Maciá-Agulló

  • Long-term black carbon dynamics in cultivated soil

    Binh Thanh Nguyen;Johannes Lehmann;James Kinyangi;Ron Smernik

  • The chemical nature of P accumulation in agricultural soils—implications for fertiliser management and design: an Australian perspective

    Mike J McLaughlin;Mike J McLaughlin;Therese M McBeath;Ron Smernik;Sam P Stacey

  • Aromaticity and degree of aromatic condensation of char

    Daniel B. Wiedemeier;Samuel Abiven;William C. Hockaday;Marco Keiluweit

  • Estimation of charcoal (char) in soils

    J. O. Skjemstad;J. A. Taylor;R. J. Smernik

  • Synthesis and characterisation of laboratory-charred grass straw (Oryza sativa) and chestnut wood (Castanea sativa) as reference materials for black carbon quantification

    Karen Hammes;Ronald J. Smernik;Jan O. Skjemstad;Andreas Herzog

  • The use of spin counting for determining quantitation in solid state 13C NMR spectra of natural organic matter: 1. Model systems and the effects of paramagnetic impurities

    Ronald J. Smernik;J.Malcolm Oades

  • Determination of the aromaticity and the degree of aromatic condensation of a thermosequence of wood charcoal using NMR

    Anna V. McBeath;Ronald J. Smernik;Maximilian P.W. Schneider;Michael W.I. Schmidt

  • Spiking Improved Solution Phosphorus-31 Nuclear Magnetic Resonance Identification of Soil Phosphorus Compounds

    A.L. Doolette;R.J. Smernik;W.J. Dougherty

  • Residue chemistry and microbial community structure during decomposition of eucalypt, wheat and vetch residues

    Karen Baumann;Petra Marschner;Ronald J. Smernik;Jeffrey A. Baldock

  • A feasibility study of agricultural and sewage biomass as biochar, bioenergy and biocomposite feedstock: Production, characterization and potential applications

    Prakash Srinivasan;Ajit K. Sarmah;Ron Smernik;Oisik Das

  • The influence of feedstock and production temperature on biochar carbon chemistry: a solid-state 13C NMR study

    Anna V. McBeath;Ronald J. Smernik;Evelyn S. Krull;Johannes Lehmann

  • Characteristics of Biochar: Organo-chemical Properties

    Evelyn S. Krull;Jeff A. Baldock;Jan O. Skjemstad;Ronald J. Smernik

  • Crop residue phosphorus: speciation and potential bio-availability

    Sarah R. Noack;Mike J. McLaughlin;Ronald J. Smernik;Therese M. McBeath

  • The sorption of organic carbon onto differing clay minerals in the presence and absence of hydrous iron oxide

    A.R. Saidy;A.R. Saidy;R.J. Smernik;J.A. Baldock;K. Kaiser

  • Variation in the degree of aromatic condensation of chars

    Anna V. McBeath;Ronald J. Smernik

  • Characterisation and evaluation of reference materials for black carbon analysis using elemental composition, colour, BET surface area and 13C NMR spectroscopy

    Karen Hammes;Ronald J. Smernik;Jan O. Skjemstad;Michael W.I. Schmidt

  • Environmental Soil Chemistry

    Ron Smernik

Frequent Co-Authors

Mike J. McLaughlin
Mike J. McLaughlin University of Adelaide
Rai S. Kookana
Rai S. Kookana Commonwealth Scientific and Industrial Research Organisation
Jeff Baldock
Jeff Baldock Commonwealth Scientific and Industrial Research Organisation
Timothy R. Cavagnaro
Timothy R. Cavagnaro University of Adelaide
David J. Chittleborough
David J. Chittleborough University of Adelaide
Else K. Bünemann
Else K. Bünemann Research Institute of Organic Agriculture
J.M. Oades
J.M. Oades University of Adelaide
Alan Richardson
Alan Richardson Commonwealth Scientific and Industrial Research Organisation
Jan O. Skjemstad
Jan O. Skjemstad Commonwealth Scientific and Industrial Research Organisation
Roger Armstrong
Roger Armstrong La Trobe University

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