World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
100
Citations
39687
World Ranking
1264
National Ranking
228

Lena Q. Ma 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 Lena Q. Ma sits on this spectrum.

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 publications 1,295+

This scientist: 360 publications — 75th percentile

75% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

Lena Q. Ma 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 Lena Q. Ma sits on this spectrum.

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 D-Index 159+

This scientist: 100 D-Index — 93rd percentile

93% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

Research.com Recognitions

  • 2011 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

What is she best known for?

The fields of study she is best known for:

  • Organic chemistry
  • Botany
  • Bacteria

Her primary areas of investigation include Environmental chemistry, Arsenic, Pteris vittata, Soil contamination and Botany. Her Environmental chemistry research incorporates themes from Soil water, Biochar, Mineralogy and Phosphate, Phosphorite. Her Arsenic research includes themes of Chromium and Horticulture.

Pteris vittata is a subfield of Hyperaccumulator that Lena Q. Ma explores. In her study, Mining engineering is strongly linked to Soil conditioner, which falls under the umbrella field of Soil contamination. Her Botany study combines topics from a wide range of disciplines, such as Pteris ensiformis and Speciation.

Her most cited work include:

  • A fern that hyperaccumulates arsenic (1346 citations)
  • Accumulation of Pb, Cu, and Zn in native plants growing on a contaminated Florida site (1034 citations)
  • Dairy-manure derived biochar effectively sorbs lead and atrazine. (793 citations)

What are the main themes of her work throughout her whole career to date?

Lena Q. Ma mainly focuses on Environmental chemistry, Arsenic, Pteris vittata, Soil water and Hyperaccumulator. The study incorporates disciplines such as Contamination, Soil contamination, Extraction, Bioavailability and Cadmium in addition to Environmental chemistry. Her study of Arsenate is a part of Arsenic.

Her Pteris vittata research incorporates elements of Frond, Pteris, Botany, Fern and Arsenite. As a part of the same scientific family, Lena Q. Ma mostly works in the field of Soil water, focusing on Agronomy and, on occasion, Biochar. Her Hyperaccumulator research is multidisciplinary, incorporating elements of Biomass, Rhizosphere, Food science and Phosphorite.

She most often published in these fields:

  • Environmental chemistry (62.70%)
  • Arsenic (54.96%)
  • Pteris vittata (43.65%)

What were the highlights of her more recent work (between 2018-2021)?

  • Environmental chemistry (62.70%)
  • Soil water (38.10%)
  • Pteris vittata (43.65%)

In recent papers she was focusing on the following fields of study:

Lena Q. Ma focuses on Environmental chemistry, Soil water, Pteris vittata, Arsenic and Bioavailability. Her Environmental chemistry research includes elements of Contamination, Contaminated soils, Metal, Biomass and Cadmium. Her work on Soil test and Soil contamination as part of general Soil water research is often related to Spatial distribution, thus linking different fields of science.

Her Pteris vittata study is related to the wider topic of Hyperaccumulator. The concepts of her Hyperaccumulator study are interwoven with issues in Inductively coupled plasma mass spectrometry and Frond, Botany. Lena Q. Ma combines subjects such as Rhizosphere and Food science with her study of Arsenic.

Between 2018 and 2021, her most popular works were:

  • PAHs in urban soils of two Florida cities: Background concentrations, distribution, and sources. (37 citations)
  • PAHs in urban soils of two Florida cities: Background concentrations, distribution, and sources. (37 citations)
  • Inhalation bioaccessibility of PAHs in PM2.5: Implications for risk assessment and toxicity prediction (29 citations)

In her most recent research, the most cited papers focused on:

  • Organic chemistry
  • Oxygen
  • Bacteria

Her scientific interests lie mostly in Environmental chemistry, Soil water, Pteris vittata, Arsenite and Contamination. Her research in Environmental chemistry intersects with topics in Pyrene, Fractionation, Contaminated soils, Ecosystem and Cadmium. The various areas that Lena Q. Ma examines in her Cadmium study include Soil contamination and Arsenic.

Her research integrates issues of Oxidative stress and Zinc in her study of Arsenic. Her research on Pteris vittata concerns the broader Hyperaccumulator. Her work carried out in the field of Contamination brings together such families of science as Biomass and Soil test.

Best Publications

  • Accumulation of Pb, Cu, and Zn in native plants growing on a contaminated Florida site.

    Joonki Yoon;Xinde Cao;Qixing Zhou;Lena Q. Ma

  • Mechanisms of metal sorption by biochars: Biochar characteristics and modifications

    Hongbo Li;Xiaoling Dong;Evandro B. da Silva;Letuzia M. de Oliveira

  • Dairy-manure derived biochar effectively sorbs lead and atrazine.

    Xinde Cao;Lena Ma;Bin Gao;Willie Harris

  • CHEMICAL FRACTIONATION OF CADMIUM, COPPER, NICKEL, AND ZINC IN CONTAMINATED SOILS

    Lena Q. Ma;Gade N. Rao

  • Removal of arsenic by magnetic biochar prepared from pinewood and natural hematite

    Shengsen Wang;Bin Gao;Andrew R. Zimmerman;Yuncong Li

  • Comparison of Three Aqua Regia Digestion Methods for Twenty Florida Soils

    Ming Chen;Lena Q. Ma

  • Simultaneous Immobilization of Lead and Atrazine in Contaminated Soils Using Dairy-Manure Biochar

    Xinde Cao;Lena Ma;Yuan Liang;Bin Gao

  • Characteristics and mechanisms of hexavalent chromium removal by biochar from sugar beet tailing.

    Xiaoling Dong;Lena Q. Ma;Yuncong Li

  • Arsenic speciation and distribution in an arsenic hyperaccumulating plant.

    Weihua Zhang;Yong Cai;Cong Tu;Lena Q Ma

  • Concentration, pH, and Surface Charge Effects on Cadmium and Lead Sorption in Three Tropical Soils

    Chip Appel;Lena Ma

  • Mechanisms of lead, copper, and zinc retention by phosphate rock

    Xinde Cao;Lena Q. Ma;Dean R. Rhue;Chip S. Appel

  • Pyrolytic temperatures impact lead sorption mechanisms by bagasse biochars.

    Wenchuan Ding;Xiaoling Dong;Inyang Mandu Ime;Bin Gao

  • Immobilization of Zn, Cu, and Pb in contaminated soils using phosphate rock and phosphoric acid

    Xinde Cao;Ammar Wahbi;Lena Ma;Bing Li

  • Arsenic and selenium toxicity and their interactive effects in humans

    Hong-Jie Sun;Bala Rathinasabapathi;Bing Wu;Jun Luo

  • Metabolic adaptations to arsenic-induced oxidative stress in Pteris vittata L and Pteris ensiformis L

    Nandita Singh;Lena Q. Ma;Mrittunjai Srivastava;Bala Rathinasabapathi

  • Point of zero charge determination in soils and minerals via traditional methods and detection of electroacoustic mobility

    Chip Appel;Lena Q Ma;R Dean Rhue;Elizabeth Kennelley

  • Baseline Concentrations of 15 Trace Elements in Florida Surface Soils

    Ming Chen;Lena Q. Ma;Willie G. Harris

  • Phosphate-induced metal immobilization in a contaminated site.

    Rocky X Cao;Lena Q Ma;Ming Chen;Satya P Singh

  • Manganese oxide-modified biochars: preparation, characterization, and sorption of arsenate and lead.

    Shengsen Wang;Bin Gao;Yuncong Li;Ahmed Mosa

  • Comparison of Methods for Evaluating Stability and Maturity of Biosolids Compost

    L. Wu;L. Q. Ma;G. A. Martinez

  • Understanding the Mechanisms of Lead, Copper, and Zinc Retention by Phosphate Rock

    R. X. Cao;L. Q. Ma;R. D. Rhue;C. S. Appel

Frequent Co-Authors

Bala Rathinasabapathi
Bala Rathinasabapathi University of Florida
Albert L. Juhasz
Albert L. Juhasz University of South Australia
Willie G. Harris
Willie G. Harris University of Florida
Xinde Cao
Xinde Cao Shanghai Jiao Tong University
Bin Gao
Bin Gao University of Florida
Hao Zhang
Hao Zhang Lancaster University
Qixing Zhou
Qixing Zhou Nankai University
Yong Cai
Yong Cai Florida International University
Paul N. Williams
Paul N. Williams Queen's University Belfast
Timothy G. Townsend
Timothy G. Townsend University of Florida

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