World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
53
Citations
10725
World Ranking
4239
National Ranking
1595

Timothy R. Filley publication distribution in Environmental Sciences in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Environmental Sciences in 2026. The highlighted bar marks where Timothy R. Filley sits on this spectrum.

41–50 publications: 21 scientists 51–60 publications: 62 scientists 61–70 publications: 133 scientists 71–80 publications: 257 scientists 81–90 publications: 361 scientists 91–100 publications: 440 scientists 101–110 publications: 492 scientists 111–120 publications: 541 scientists 121–130 publications: 617 scientists 131–140 publications: 544 scientists 141–150 publications: 541 scientists 151–160 publications: 539 scientists 161–170 publications: 444 scientists 171–180 publications: 444 scientists 181–190 publications: 400 scientists 191–200 publications: 377 scientists 201–210 publications: 318 scientists 211–220 publications: 283 scientists 221–230 publications: 263 scientists 231–240 publications: 220 scientists 241–250 publications: 217 scientists 251–260 publications: 180 scientists 261–270 publications: 181 scientists 271–280 publications: 155 scientists 281–290 publications: 130 scientists 291–300 publications: 127 scientists 301–310 publications: 130 scientists 311–320 publications: 85 scientists 321–330 publications: 106 scientists 331–340 publications: 80 scientists 341–350 publications: 83 scientists 351–360 publications: 75 scientists 361–370 publications: 69 scientists 371–380 publications: 52 scientists 381–390 publications: 54 scientists 391–400 publications: 56 scientists 401–410 publications: 44 scientists 411–420 publications: 40 scientists 421–430 publications: 36 scientists 431–440 publications: 25 scientists 441–450 publications: 25 scientists 451–460 publications: 32 scientists 461–470 publications: 29 scientists 471–480 publications: 21 scientists 481–490 publications: 26 scientists 491–500 publications: 25 scientists 501–510 publications: 17 scientists 511–520 publications: 18 scientists 521–530 publications: 15 scientists 531–540 publications: 22 scientists 541–550 publications: 12 scientists 551–560 publications: 15 scientists 561–570 publications: 11 scientists 571–580 publications: 19 scientists 581–590 publications: 9 scientists 591–600 publications: 9 scientists 601–610 publications: 7 scientists 611–620 publications: 11 scientists 621–630 publications: 5 scientists 631–640 publications: 5 scientists 641–650 publications: 6 scientists 651–660 publications: 3 scientists 661–670 publications: 3 scientists 671–680 publications: 4 scientists 681–686 publications: 3 scientists 687+ publications: 100 scientists
41 publications 687+

This scientist: 181 publications — 57th percentile

57% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 687 publications or more.

Timothy R. Filley D-index placement in Environmental Sciences in 2026

The chart shows the D-index (discipline H-index) distribution of Environmental Sciences scientists ranked by Research.com in 2026. The highlighted bar marks where Timothy R. Filley sits on this spectrum.

30 D-Index: 12 scientists 31 D-Index: 26 scientists 32 D-Index: 51 scientists 33 D-Index: 88 scientists 34 D-Index: 123 scientists 35 D-Index: 163 scientists 36 D-Index: 206 scientists 37 D-Index: 267 scientists 38 D-Index: 265 scientists 39 D-Index: 275 scientists 40 D-Index: 321 scientists 41 D-Index: 343 scientists 42 D-Index: 305 scientists 43 D-Index: 336 scientists 44 D-Index: 330 scientists 45 D-Index: 348 scientists 46 D-Index: 291 scientists 47 D-Index: 275 scientists 48 D-Index: 272 scientists 49 D-Index: 273 scientists 50 D-Index: 263 scientists 51 D-Index: 232 scientists 52 D-Index: 266 scientists 53 D-Index: 217 scientists 54 D-Index: 199 scientists 55 D-Index: 177 scientists 56 D-Index: 202 scientists 57 D-Index: 204 scientists 58 D-Index: 166 scientists 59 D-Index: 177 scientists 60 D-Index: 166 scientists 61 D-Index: 152 scientists 62 D-Index: 143 scientists 63 D-Index: 150 scientists 64 D-Index: 124 scientists 65 D-Index: 119 scientists 66 D-Index: 120 scientists 67 D-Index: 118 scientists 68 D-Index: 82 scientists 69 D-Index: 98 scientists 70 D-Index: 94 scientists 71 D-Index: 105 scientists 72 D-Index: 74 scientists 73 D-Index: 84 scientists 74 D-Index: 70 scientists 75 D-Index: 67 scientists 76 D-Index: 78 scientists 77 D-Index: 60 scientists 78 D-Index: 59 scientists 79 D-Index: 52 scientists 80 D-Index: 47 scientists 81 D-Index: 38 scientists 82 D-Index: 48 scientists 83 D-Index: 42 scientists 84 D-Index: 42 scientists 85 D-Index: 43 scientists 86 D-Index: 29 scientists 87 D-Index: 37 scientists 88 D-Index: 29 scientists 89 D-Index: 30 scientists 90 D-Index: 34 scientists 91 D-Index: 20 scientists 92 D-Index: 22 scientists 93 D-Index: 17 scientists 94 D-Index: 19 scientists 95 D-Index: 24 scientists 96 D-Index: 21 scientists 97 D-Index: 20 scientists 98 D-Index: 24 scientists 99 D-Index: 17 scientists 100 D-Index: 17 scientists 101 D-Index: 21 scientists 102 D-Index: 25 scientists 103 D-Index: 18 scientists 104 D-Index: 26 scientists 105 D-Index: 19 scientists 106 D-Index: 15 scientists 107 D-Index: 10 scientists 108 D-Index: 13 scientists 109 D-Index: 15 scientists 110 D-Index: 12 scientists 111 D-Index: 8 scientists 112 D-Index: 7 scientists 113 D-Index: 9 scientists 114 D-Index: 6 scientists 115 D-Index: 12 scientists 116 D-Index: 7 scientists 117 D-Index: 8 scientists 118 D-Index: 3 scientists 119 D-Index: 5 scientists 120 D-Index: 7 scientists 121 D-Index: 2 scientists 122 D-Index: 4 scientists 123 D-Index: 8 scientists 124 D-Index: 7 scientists 125+ D-Index: 99 scientists
30 D-Index 125+

This scientist: 53 D-Index — 57th percentile

57% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 125 D-Index or more.

Overview

Timothy R. Filley is affiliated with the University of Oklahoma in the United States. Their research primarily focuses on environmental science and agricultural and biological sciences, with an emphasis on soil science and related disciplines.

Their recent publication record includes studies in various specialized fields such as soil carbon and nitrogen dynamics, soil erosion and sediment transport, soil and water nutrient dynamics, heavy metals in the environment, peatlands and wetlands ecology, hydrology and watershed management studies, and water quality and pollution assessment.

Timothy R. Filley's notable papers include:

  • A Self-Powered, Real-Time, LoRaWAN IoT-Based Soil Health Monitoring System (2021), published in IEEE Internet of Things Journal
  • Revealing the Thermal Safety of Prussian Blue Cathode for Safer Nonaqueous Batteries (2021), published in Advanced Energy Materials
  • Warming yields distinct accumulation patterns of microbial residues in dry and wet alpine grasslands on the Qinghai-Tibetan Plateau (2020), published in Biology and Fertility of Soils
  • Tillage-induced surface soil roughness controls the chemistry and physics of eroded particles at early erosion stage (2020), published in Soil and Tillage Research
  • Aboveground litter addition for five years changes the chemical composition of soil organic matter in a temperate deciduous forest (2021), published in Soil Biology and Biochemistry

They have frequently contributed to several publication venues, including:

  • Frontiers in Water
  • Soil and Tillage Research
  • The Science of The Total Environment
  • IEEE Internet of Things Journal
  • Advanced Energy Materials

Timothy R. Filley often collaborates with a core group of coauthors who appear frequently in their research projects. These coauthors include:

  • A. N. Papanicolaou
  • Martha E. Jiménez-Castañeda
  • Tingyu Hou
  • Christopher G. Wilson
  • Neal E. Blair

Their main fields of study integrate various environmental topics with a focus on the biochemical and physical aspects of soil systems and how these impact ecosystems and agriculture. Subfields such as ecology, water science and technology, global and planetary change, and electrical and electronic engineering also contribute to their wide-ranging research portfolio.

Best Publications

  • Primordial Carbonylated Iron-Sulfur Compounds and the Synthesis of Pyruvate

    George D. Cody;Nabil Z. Boctor;Timothy R. Filley;Robert M. Hazen

  • Organic C and N stabilization in a forest soil: Evidence from sequential density fractionation

    Phillip Sollins;Christopher Swanston;Markus Kleber;Timothy Filley

  • Old and stable soil organic matter is not necessarily chemically recalcitrant: Implications for modeling concepts and temperature sensitivity

    Markus Kleber;Peter S. Nico;Alain Plante;Timothy Filley

  • Selective adsorption of L- and D-amino acids on calcite: Implications for biochemical homochirality

    Robert M. Hazen;Timothy R. Filley;Glenn A. Goodfriend

  • Lignin degradation in wood-feeding insects

    Scott M. Geib;Timothy R. Filley;Patrick G. Hatcher;Kelli Hoover

  • Sequential density fractionation across soils of contrasting mineralogy: evidence for both microbial- and mineral-controlled soil organic matter stabilization

    Phillip Sollins;Marc G. Kramer;Christopher Swanston;Kate Lajtha

  • Sources of plant-derived carbon and stability of organic matter in soil: implications for global change

    Susan E. Crow;Susan E. Crow;Kate Lajtha;Timothy R. Filley;Christopher W. Swanston

  • Lignin demethylation and polysaccharide decomposition in spruce sapwood degraded by brown rot fungi

    T.R. Filley;G.D. Cody;B. Goodell;J. Jellison

  • Photodegradation of decabromodiphenyl ether adsorbed onto clay minerals, metal oxides, and sediment.

    Mi Youn Ahn;Timothy R. Filley;Chad T. Jafvert;Loring Nies

  • Reductive debromination of polybrominated diphenyl ethers in anaerobic sediment and a biomimetic system.

    John A. Tokarz;Mi-Youn Ahn;June Leng;Timothy R. Filley

  • Temporal variability in sources of dissolved organic carbon in the lower Mississippi river

    Thomas S. Bianchi;Timothy Filley;Karl Dria;Patrick G. Hatcher

  • The role of hydrology in annual organic carbon loads and terrestrial organic matter export from a midwestern agricultural watershed

    Brent J. Dalzell;Timothy R. Filley;Jon M. Harbor

  • Lignocellulosic polysaccharides and lignin degradation by wood decay fungi: the relevance of nonenzymatic Fenton-based reactions

    Valdeir Arantes;Adriane M. F. Milagres;Timothy R. Filley;Barry Goodell

  • Flood pulse influences on terrestrial organic matter export from an agricultural watershed

    Brent J. Dalzell;Brent J. Dalzell;Timothy R. Filley;Jon M. Harbor

  • Responses of enzymatic activities within soil aggregates to 9-year nitrogen and water addition in a semi-arid grassland

    Ruzhen Wang;Maxim Dorodnikov;Shan Yang;Shan Yang;Yongyong Zhang

  • Temporal variability in terrestrially-derived sources of particulate organic carbon in the lower Mississippi River and its upper tributaries

    Thomas S. Bianchi;Laura A. Wysocki;Mike Stewart;Timothy R. Filley

  • Soil microbial community dynamics over a maize (Zea mays L.) growing season under conventional- and no-tillage practices in a rainfed agroecosystem

    Bin Zhang;Hongbo He;Xueli Ding;Xudong Zhang

  • Chemical changes to nonaggregated particulate soil organic matter following grassland‐to‐woodland transition in a subtropical savanna

    Timothy R. Filley;Thomas W. Boutton;Julia D. Liao;Julie D. Jastrow

  • Increased belowground carbon inputs and warming promote loss of soil organic carbon through complementary microbial responses

    Francesca M. Hopkins;Timothy R. Filley;Gerd Gleixner;Markus Lange

  • Tetramethylammonium hydroxide (TMAH) thermochemolysis: proposed mechanisms based upon the application of 13C-labeled TMAH to a synthetic model lignin dimer

    T.R. Filley;T.R. Filley;R.D. Minard;P.G. Hatcher

  • Photochemistry and nature of organic matter in Arctic and Antarctic snow

    Amanda M. Grannas;Amanda M. Grannas;Paul B. Shepson;Timothy R. Filley

Frequent Co-Authors

Katalin Szlavecz
Katalin Szlavecz Johns Hopkins University
Knute J. Nadelhoffer
Knute J. Nadelhoffer University of Michigan–Ann Arbor
Thomas W. Boutton
Thomas W. Boutton Texas A&M University
Patrick G. Hatcher
Patrick G. Hatcher Old Dominion University
Thomas S. Bianchi
Thomas S. Bianchi University of New Hampshire
Ruth E. Stark
Ruth E. Stark City College of New York
Robert A. Blanchette
Robert A. Blanchette University of Minnesota
Cliff T. Johnston
Cliff T. Johnston Purdue University West Lafayette
Christopher W. Swanston
Christopher W. Swanston US Forest Service
Genxing Pan
Genxing Pan Nanjing Agricultural University

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