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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Biology and Biochemistry 74 5523 5093 2624 2355 168 22978

Paul J. Weimer publications per year

The chart shows the history of publications by Paul J. Weimer between 1975 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Paul J. Weimer published across 51 years, from 1975 to 2025, averaging 5.9 papers a year. Output peaked at 20 publications in 1998. 4 of the 300 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1975 to 2025. Vertical axis: number of publications, 0 to 20. Peak 20 publications in 1998. 1975: 1 publication 1976: 0 publications 1977: 1 publication 1978: 2 publications 1979: 1 publication 1980: 1 publication 1981: 0 publications 1982: 0 publications 1983: 1 publication 1984: 4 publications 1985: 3 publications 1986: 2 publications 1987: 3 publications 1988: 2 publications 1989: 6 publications 1990: 8 publications 1991: 16 publications 1992: 4 publications 1993: 19 publications 1994: 11 publications 1995: 9 publications 1996: 11 publications 1997: 10 publications 1998: 20 publications 1999: 8 publications 2000: 6 publications 2001: 9 publications 2002: 5 publications 2003: 6 publications 2004: 5 publications 2005: 5 publications 2006: 6 publications 2007: 5 publications 2008: 3 publications 2009: 10 publications 2010: 10 publications 2011: 14 publications 2012: 5 publications 2013: 8 publications 2014: 6 publications 2015: 9 publications 2016: 9 publications 2017: 13 publications 2018: 2 publications 2019: 5 publications 2020: 3 publications 2021: 5 publications 2022: 2 publications 2023: 2 publications 2024: 2 publications 2025: 2 publications
1975 2025

300 publications in total across all disciplines

View publications per year as a table
Paul J. Weimer: publications per year, 1975 to 2025
Year Publications
1975 1
1976 0
1977 1
1978 2
1979 1
1980 1
1981 0
1982 0
1983 1
1984 4
1985 3
1986 2
1987 3
1988 2
1989 6
1990 8
1991 16
1992 4
1993 19
1994 11
1995 9
1996 11
1997 10
1998 20
1999 8
2000 6
2001 9
2002 5
2003 6
2004 5
2005 5
2006 6
2007 5
2008 3
2009 10
2010 10
2011 14
2012 5
2013 8
2014 6
2015 9
2016 9
2017 13
2018 2
2019 5
2020 3
2021 5
2022 2
2023 2
2024 2
2025 2
Total 300
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Paul J. Weimer publications per year - data summary

  • Paul J. Weimer, a Biology and Biochemistry scholar from University of Wisconsin–Madison, has 300 publications recorded across 51 years, from 1975 to 2025.
  • The oldest publication on record dates to 1975 and the most recent to 2025.
  • The most productive year is 1998, with 20 publications.
  • The least productive years with any output are 1975, 1977, 1979, 1980 and others, with 1 publication each.
  • 3 of the 51 years in the span carry no publications at all (1976, 1981 and 1982).
  • The rate of publication averages 5.9 papers per year over the whole span, or 6.3 per year counting only the 48 years with at least one publication.
  • The last 5 years on the chart (2021-2025) hold 13 publications, 4% of the career total.
  • Split into equal eras - 1975-1991: 51 publications (3.0 per year); 1992-2008: 142 publications (8.4 per year); 2009-2025: 107 publications (6.3 per year).
  • Comparing the opening and closing eras, the overall trend of publication is rising.

Paul J. Weimer publication distribution in Biology and Biochemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Biology and Biochemistry in 2026. The highlighted bar marks where Paul J. Weimer sits on this spectrum.

No. of scientists
200 400 600 800
Bar chart with 100 bars. Horizontal axis: publications, 47–56 to 1,028+. Vertical axis: number of scientists, 0 to 980. Most scientists, 980, have 127–136 publications. The last bar groups every scientist with 1,028 publications or more. The highlighted bar, 167–176 publications, is where this scientist sits. 47–56 publications: 8 scientists 57–66 publications: 35 scientists 67–76 publications: 106 scientists 77–86 publications: 231 scientists 87–96 publications: 413 scientists 97–106 publications: 546 scientists 107–116 publications: 704 scientists 117–126 publications: 848 scientists 127–136 publications: 980 scientists 137–146 publications: 942 scientists 147–156 publications: 969 scientists 157–166 publications: 949 scientists 167–176 publications: 951 scientists 177–186 publications: 915 scientists 187–196 publications: 787 scientists 197–206 publications: 840 scientists 207–216 publications: 733 scientists 217–226 publications: 708 scientists 227–236 publications: 651 scientists 237–246 publications: 605 scientists 247–256 publications: 510 scientists 257–266 publications: 524 scientists 267–276 publications: 434 scientists 277–286 publications: 417 scientists 287–296 publications: 350 scientists 297–306 publications: 363 scientists 307–316 publications: 315 scientists 317–326 publications: 296 scientists 327–336 publications: 261 scientists 337–346 publications: 240 scientists 347–356 publications: 219 scientists 357–366 publications: 196 scientists 367–376 publications: 154 scientists 377–386 publications: 161 scientists 387–396 publications: 155 scientists 397–406 publications: 145 scientists 407–416 publications: 124 scientists 417–426 publications: 112 scientists 427–436 publications: 132 scientists 437–446 publications: 116 scientists 447–456 publications: 99 scientists 457–466 publications: 81 scientists 467–476 publications: 91 scientists 477–486 publications: 80 scientists 487–496 publications: 80 scientists 497–506 publications: 59 scientists 507–516 publications: 36 scientists 517–526 publications: 46 scientists 527–536 publications: 54 scientists 537–546 publications: 44 scientists 547–556 publications: 43 scientists 557–566 publications: 43 scientists 567–576 publications: 42 scientists 577–586 publications: 25 scientists 587–596 publications: 34 scientists 597–606 publications: 23 scientists 607–616 publications: 33 scientists 617–626 publications: 31 scientists 627–636 publications: 27 scientists 637–646 publications: 25 scientists 647–656 publications: 28 scientists 657–666 publications: 34 scientists 667–676 publications: 18 scientists 677–686 publications: 16 scientists 687–696 publications: 10 scientists 697–706 publications: 12 scientists 707–716 publications: 21 scientists 717–726 publications: 12 scientists 727–736 publications: 12 scientists 737–746 publications: 10 scientists 747–756 publications: 7 scientists 757–766 publications: 13 scientists 767–776 publications: 15 scientists 777–786 publications: 13 scientists 787–796 publications: 9 scientists 797–806 publications: 9 scientists 807–816 publications: 7 scientists 817–826 publications: 4 scientists 827–836 publications: 9 scientists 837–846 publications: 7 scientists 847–856 publications: 3 scientists 857–866 publications: 5 scientists 867–876 publications: 5 scientists 877–886 publications: 11 scientists 887–896 publications: 3 scientists 897–906 publications: 4 scientists 907–916 publications: 7 scientists 917–926 publications: 5 scientists 927–936 publications: 6 scientists 937–946 publications: 6 scientists 947–956 publications: 3 scientists 957–966 publications: 7 scientists 967–976 publications: 2 scientists 977–986 publications: 2 scientists 987–996 publications: 1 scientist 997–1,006 publications: 5 scientists 1,007–1,016 publications: 2 scientists 1,017–1,026 publications: 2 scientists 1,027 publications: 1 scientist 1,028+ publications: 100 scientists
47–56 publications 1,028+

This scientist: 168 publications — 35th percentile

35% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,028 publications or more.

View publications distribution as a table
Number of Biology and Biochemistry scientists by publication count, Research.com 2026 ranking edition. Based on 19,587 ranked scientists.
Publications Scientists This scientist
47–56 8
57–66 35
67–76 106
77–86 231
87–96 413
97–106 546
107–116 704
117–126 848
127–136 980
137–146 942
147–156 969
157–166 949
167–176 951 168
177–186 915
187–196 787
197–206 840
207–216 733
217–226 708
227–236 651
237–246 605
247–256 510
257–266 524
267–276 434
277–286 417
287–296 350
297–306 363
307–316 315
317–326 296
327–336 261
337–346 240
347–356 219
357–366 196
367–376 154
377–386 161
387–396 155
397–406 145
407–416 124
417–426 112
427–436 132
437–446 116
447–456 99
457–466 81
467–476 91
477–486 80
487–496 80
497–506 59
507–516 36
517–526 46
527–536 54
537–546 44
547–556 43
557–566 43
567–576 42
577–586 25
587–596 34
597–606 23
607–616 33
617–626 31
627–636 27
637–646 25
647–656 28
657–666 34
667–676 18
677–686 16
687–696 10
697–706 12
707–716 21
717–726 12
727–736 12
737–746 10
747–756 7
757–766 13
767–776 15
777–786 13
787–796 9
797–806 9
807–816 7
817–826 4
827–836 9
837–846 7
847–856 3
857–866 5
867–876 5
877–886 11
887–896 3
897–906 4
907–916 7
917–926 5
927–936 6
937–946 6
947–956 3
957–966 7
967–976 2
977–986 2
987–996 1
997–1,006 5
1,007–1,016 2
1,017–1,026 2
1,027 1
1,028+ 100
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Paul J. Weimer publication distribution in Biology and Biochemistry in 2026 - data summary

  • The chart plots the publication count of all 19,587 Biology and Biochemistry scientists ranked by Research.com in 2026, grouped into 100 ranges running from 47–56 to 1,028+ publications.
  • Paul J. Weimer, a Biology and Biochemistry scholar from University of Wisconsin–Madison, records 168 publications - the 35th percentile of the discipline.
  • 35% of ranked Biology and Biochemistry scientists score the same or lower than Paul J. Weimer, and about 65% score higher.
  • The median of the discipline falls in the 197–206 publications range, and Paul J. Weimer ranks below the median.
  • The most crowded range is 127–136 publications, holding 980 scientists (5% of the field).
  • 77% of the field sits in the lowest quarter of the value range (up to 287–296 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 1,028 publications or more, 100 scientists in all (<1% of the field).

Paul J. Weimer D-index placement in Biology and Biochemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Biology and Biochemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Paul J. Weimer sits on this spectrum.

No. of scientists
250 500 750 1,000 1,250
Bar chart with 65 bars. Horizontal axis: D-Index, 40–41 to 167+. Vertical axis: number of scientists, 0 to 1,253. Most scientists, 1,253, have 58–59 D-Index. The last bar groups every scientist with 167 D-Index or more. The highlighted bar, 74–75 D-Index, is where this scientist sits. 40–41 D-Index: 80 scientists 42–43 D-Index: 183 scientists 44–45 D-Index: 316 scientists 46–47 D-Index: 504 scientists 48–49 D-Index: 718 scientists 50–51 D-Index: 899 scientists 52–53 D-Index: 1,025 scientists 54–55 D-Index: 1,149 scientists 56–57 D-Index: 1,235 scientists 58–59 D-Index: 1,253 scientists 60–61 D-Index: 1,162 scientists 62–63 D-Index: 1,130 scientists 64–65 D-Index: 1,031 scientists 66–67 D-Index: 897 scientists 68–69 D-Index: 814 scientists 70–71 D-Index: 714 scientists 72–73 D-Index: 709 scientists 74–75 D-Index: 596 scientists 76–77 D-Index: 512 scientists 78–79 D-Index: 473 scientists 80–81 D-Index: 412 scientists 82–83 D-Index: 373 scientists 84–85 D-Index: 358 scientists 86–87 D-Index: 285 scientists 88–89 D-Index: 273 scientists 90–91 D-Index: 227 scientists 92–93 D-Index: 208 scientists 94–95 D-Index: 193 scientists 96–97 D-Index: 153 scientists 98–99 D-Index: 157 scientists 100–101 D-Index: 148 scientists 102–103 D-Index: 120 scientists 104–105 D-Index: 113 scientists 106–107 D-Index: 100 scientists 108–109 D-Index: 86 scientists 110–111 D-Index: 67 scientists 112–113 D-Index: 71 scientists 114–115 D-Index: 73 scientists 116–117 D-Index: 64 scientists 118–119 D-Index: 53 scientists 120–121 D-Index: 60 scientists 122–123 D-Index: 54 scientists 124–125 D-Index: 43 scientists 126–127 D-Index: 38 scientists 128–129 D-Index: 49 scientists 130–131 D-Index: 26 scientists 132–133 D-Index: 18 scientists 134–135 D-Index: 23 scientists 136–137 D-Index: 32 scientists 138–139 D-Index: 32 scientists 140–141 D-Index: 27 scientists 142–143 D-Index: 19 scientists 144–145 D-Index: 22 scientists 146–147 D-Index: 12 scientists 148–149 D-Index: 16 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 10 scientists 154–155 D-Index: 13 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 9 scientists 162–163 D-Index: 13 scientists 164–165 D-Index: 4 scientists 166 D-Index: 4 scientists 167+ D-Index: 98 scientists
40–41 D-Index 167+

This scientist: 74 D-Index — 72nd percentile

72% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 167 D-Index or more.

View D-Index distribution as a table
Number of Biology and Biochemistry scientists by D-index, Research.com 2026 ranking edition. Based on 19,587 ranked scientists.
D-Index Scientists This scientist
40–41 80
42–43 183
44–45 316
46–47 504
48–49 718
50–51 899
52–53 1,025
54–55 1,149
56–57 1,235
58–59 1,253
60–61 1,162
62–63 1,130
64–65 1,031
66–67 897
68–69 814
70–71 714
72–73 709
74–75 596 74
76–77 512
78–79 473
80–81 412
82–83 373
84–85 358
86–87 285
88–89 273
90–91 227
92–93 208
94–95 193
96–97 153
98–99 157
100–101 148
102–103 120
104–105 113
106–107 100
108–109 86
110–111 67
112–113 71
114–115 73
116–117 64
118–119 53
120–121 60
122–123 54
124–125 43
126–127 38
128–129 49
130–131 26
132–133 18
134–135 23
136–137 32
138–139 32
140–141 27
142–143 19
144–145 22
146–147 12
148–149 16
150–151 14
152–153 10
154–155 13
156–157 10
158–159 7
160–161 9
162–163 13
164–165 4
166 4
167+ 98
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Paul J. Weimer D-index placement in Biology and Biochemistry in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 19,587 Biology and Biochemistry scientists ranked by Research.com in 2026, grouped into 65 ranges running from 40–41 to 167+ D-Index.
  • Paul J. Weimer, a Biology and Biochemistry scholar from University of Wisconsin–Madison, records 74 D-Index - the 72nd percentile of the discipline.
  • 72% of ranked Biology and Biochemistry scientists score the same or lower than Paul J. Weimer, and about 28% score higher.
  • The median of the discipline falls in the 64–65 D-Index range, and Paul J. Weimer ranks above the median.
  • The most crowded range is 58–59 D-Index, holding 1,253 scientists (6% of the field).
  • 71% of the field sits in the lowest quarter of the value range (up to 72–73 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 167 D-Index or more, 98 scientists in all (<1% of the field).

Overview

Paul J. Weimer is affiliated with the University of Wisconsin-Madison in the United States. Their research specializes primarily in the field of Agricultural and Biological Sciences, with a focus on subfields including Agronomy and Crop Science, Molecular Biology, Ecology, Evolution, Behavior and Systematics, Biomedical Engineering, and Plant Science.

The scientist's research topics span several interconnected areas. These include:

  • Ruminant Nutrition and Digestive Physiology
  • Plant and fungal interactions
  • Biofuel production and bioconversion
  • Anaerobic Digestion and Biogas Production
  • Microbial Metabolic Engineering and Bioproduction
  • Wheat and Barley Genetics and Pathology
  • Gut microbiota and health

Paul J. Weimer has published research in several frequent scientific venues. Notable among these are:

  • Microorganisms
  • Bioresource Technology
  • Journal of Animal Science
  • Biomass and Bioenergy
  • The ISME Journal

Recent papers authored or co-authored by Paul J. Weimer include:

  • "Degradation of Cellulose and Hemicellulose by Ruminal Microorganisms," 2022, Microorganisms
  • "The potential for biomimetic application of rumination to bioreactor design," 2020, Biomass and Bioenergy

In addition to their own work, Weimer has frequently collaborated with several researchers. Notable co-authors include:

  • Garret Suen
  • Luciano da Silva Cabral
  • Sesethu G. Njokweni
  • Marelize Botes
  • Willem H. van Zyl

Best Publications

  • Microbial cellulose utilization: fundamentals and biotechnology.

    Lee R. Lynd;Paul J. Weimer;Willem H. van Zyl;Isak S. Pretorius

  • Dominance of Prevotella and low abundance of classical ruminal bacterial species in the bovine rumen revealed by relative quantification real-time PCR.

    David M. Stevenson;Paul J. Weimer

  • Biomass Yield and Biofuel Quality of Switchgrass Harvested in Fall or Spring

    Paul R. Adler;Matt A. Sanderson;Akwasi A. Boateng;Paul J. Weimer

  • Fermentation of cellulose and cellobiose by Clostridium thermocellum in the absence of Methanobacterium thermoautotrophicum.

    P J Weimer;J G Zeikus

  • Redundancy, resilience, and host specificity of the ruminal microbiota: implications for engineering improved ruminal fermentations.

    Paul J. Weimer;Paul J. Weimer

  • A Comparison of the Insoluble Residues Produced by the Klason Lignin and Acid Detergent Lignin Procedures

    Ronald D Hatfield;Hans-Joachim G Jung;John Ralph;John Ralph;Dwayne R Buxton

  • Bacterial Methanogenesis and Growth from CO2 with Elemental Iron as the Sole Source of Electrons.

    Lacy Daniels;Negash Belay;Basavapatna S. Rajagopal;Paul J. Weimer

  • Symbiotic Nitrogen Fixation in the Fungus Gardens of Leaf-Cutter Ants

    Adrián A. Pinto-Tomás;Mark A. Anderson;Garret Suen;Garret Suen;David M. Stevenson

  • Comparative study of SPORL and dilute-acid pretreatments of spruce for cellulosic ethanol production

    L. Shuai;Q. Yang;Junyong Zhu;Junyong Zhu;F.C. Lu;F.C. Lu

  • Manipulating ruminal fermentation: a microbial ecological perspective

    Paul J. Weimer

  • Ruminal Bacterial Community Composition in Dairy Cows Is Dynamic over the Course of Two Lactations and Correlates with Feed Efficiency.

    Kelsea A. Jewell;Caroline A. McCormick;Christine L. Odt;Paul J. Weimer;Paul J. Weimer

  • Why don't ruminal bacteria digest cellulose faster?

    Paul J. Weimer

  • Comparison of wet and dry corn stover harvest and storage

    Kevin J. Shinners;Benjamin N. Binversie;Richard E. Muck;Paul. J. Weimer

  • The complete genome sequence of Fibrobacter succinogenes S85 reveals a cellulolytic and metabolic specialist.

    Garret Suen;Paul J. Weimer;David M. Stevenson;Frank O. Aylward;Frank O. Aylward

  • Quantitative analysis of cellulose degradation and growth of cellulolytic bacteria in the rumen.

    James B. Russell;Richard E. Muck;Paul J. Weimer

  • Host specificity of the ruminal bacterial community in the dairy cow following near-total exchange of ruminal contents.

    P.J. Weimer;P.J. Weimer;D.M. Stevenson;H.C. Mantovani;S.L.C. Man

  • An insect herbivore microbiome with high plant biomass-degrading capacity.

    Garret Suen;Jarrod J. Scott;Jarrod J. Scott;Jarrod J. Scott;Frank O. Aylward;Frank O. Aylward;Sandra M. Adams;Sandra M. Adams

  • Effect of diet on populations of three species of ruminal cellulolytic bacteria in lactating dairy cows.

    P.J. Weimer;G.C. Waghorn;C.L. Odt;D.R. Mertens

  • Effect of cellulose fine structure on kinetics of its digestion by mixed ruminal microorganisms in vitro.

    P J Weimer;J M Lopez-Guisa;A D French

  • One carbon metabolism in methanogenic bacteria

    P. J. Weimer;J. G. Zeikus

Frequent Co-Authors

Richard E. Muck
Richard E. Muck University of Wisconsin–Madison
Garret Suen
Garret Suen University of Wisconsin–Madison
Kevin J. Shinners
Kevin J. Shinners University of Wisconsin–Madison
Ronald D. Hatfield
Ronald D. Hatfield United States Department of Agriculture
John Ralph
John Ralph Great Lakes Bioenergy Research Center
David R. Mertens
David R. Mertens Agricultural Research Service
Hans-Joachim G. Jung
Hans-Joachim G. Jung University of Minnesota
Cameron R. Currie
Cameron R. Currie University of Wisconsin–Madison
Willem H. van Zyl
Willem H. van Zyl Stellenbosch University
Derek M. Bickhart
Derek M. Bickhart Agricultural Research Service

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