World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
50
Citations
7532
World Ranking
5084
National Ranking
213

Gwendy E.M. Hall 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 Gwendy E.M. Hall 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: 140 publications — 36th percentile

36% of scientists in this discipline score the same or lower.

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

Gwendy E.M. Hall 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 Gwendy E.M. Hall 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: 50 D-Index — 50th percentile

50% of scientists in this discipline score the same or lower.

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

Overview

What is he best known for?

The fields of study he is best known for:

  • Ecology
  • Copper
  • Metallurgy

His scientific interests lie mostly in Analytical chemistry, Soil water, Mineralogy, Detection limit and Groundwater. His study in Analytical chemistry is interdisciplinary in nature, drawing from both Manganese and Extraction. His Soil water research incorporates themes from Aqua regia and Metallurgy, Hematite, Pyrite.

The study incorporates disciplines such as Seawater, Hydrothermal vent and Moisture in addition to Mineralogy. His Detection limit research includes elements of Contamination and Metal. His Groundwater study combines topics in areas such as Mineralization and Surface water.

His most cited work include:

  • Selective leaches revisited, with emphasis on the amorphous Fe oxyhydroxide phase extraction (266 citations)
  • Finding deeply buried deposits using geochemistry (144 citations)
  • Rapid development of negative Ce anomalies in surface waters and contrasting REE patterns in groundwaters associated with Zn–Pb massive sulphide deposits (144 citations)

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

Gwendy E.M. Hall mainly investigates Analytical chemistry, Environmental chemistry, Mineralogy, Detection limit and Inductively coupled plasma mass spectrometry. His work deals with themes such as Aqua regia and Extraction, which intersect with Analytical chemistry. His studies deal with areas such as Tailings, Trace element, Sediment and Filtration as well as Environmental chemistry.

The concepts of his Mineralogy study are interwoven with issues in Soil water, Groundwater, Peat, Geochemistry and Arsenic. Gwendy E.M. Hall has researched Detection limit in several fields, including Neutron activation analysis, Contamination and Sample preparation. His Inductively coupled plasma mass spectrometry study which covers Tungsten that intersects with Analyte.

He most often published in these fields:

  • Analytical chemistry (31.40%)
  • Environmental chemistry (22.31%)
  • Mineralogy (21.49%)

What were the highlights of his more recent work (between 2003-2016)?

  • Mineralogy (21.49%)
  • Arsenic (9.92%)
  • Environmental chemistry (22.31%)

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

Gwendy E.M. Hall mainly focuses on Mineralogy, Arsenic, Environmental chemistry, Soil water and Tailings. His research in Mineralogy intersects with topics in Mineralization, Detection limit, Analytical chemistry, Groundwater and Aqua regia. His Mass spectrometry study, which is part of a larger body of work in Analytical chemistry, is frequently linked to Inductively coupled plasma, bridging the gap between disciplines.

His Groundwater study incorporates themes from Carbonate, Geochemistry, Weathering and Overburden. His research integrates issues of Mercury, Inductively coupled plasma mass spectrometry and Particulates in his study of Environmental chemistry. His study looks at the intersection of Soil water and topics like Antimony with Moss, Humus, Bedrock and Glacial period.

Between 2003 and 2016, his most popular works were:

  • Finding deeply buried deposits using geochemistry (144 citations)
  • THE SPECIATION OF ARSENIC IN IRON OXIDES IN MINE WASTES FROM THE GIANT GOLD MINE, N.W.T.: APPLICATION OF SYNCHROTRON MICRO-XRD AND MICRO-XANES AT THE GRAIN SCALE (97 citations)
  • Asian dustfall in the St. Elias Mountains, Yukon, Canada (90 citations)

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

  • Ecology
  • Copper
  • Metallurgy

His primary scientific interests are in Mineralogy, Soil water, Groundwater, Mineralization and Physical geography. His biological study spans a wide range of topics, including Moisture, Detection limit, Inductively coupled plasma mass spectrometry and Deposition. His Soil water study typically links adjacent topics like Contamination.

His work deals with themes such as Carbonate and Overburden, which intersect with Groundwater. Gwendy E.M. Hall interconnects Seawater, Storm, Arctic and Hydrology in the investigation of issues within Physical geography. His Vadose zone study combines topics in areas such as Aqua regia, Geochemistry, Greenstone belt and Selective leaching.

Best Publications

  • Selective leaches revisited, with emphasis on the amorphous Fe oxyhydroxide phase extraction

    G.E.M. Hall;J.E. Vaive;R. Beer;M. Hoashi

  • Finding deeply buried deposits using geochemistry

    Eion M. Cameron;Stewart M. Hamilton;Matthew I. Leybourne;Gwendy E.M. Hall

  • Role of sediment composition in trace metal distribution in lake sediments

    L El Bilali;P.E Rasmussen;G.E.M Hall;D Fortin

  • Rapid development of negative Ce anomalies in surface waters and contrasting REE patterns in groundwaters associated with Zn–Pb massive sulphide deposits

    Matthew I Leybourne;Matthew I Leybourne;Wayne D Goodfellow;Wayne D Goodfellow;Dan R Boyle;Gwendy M Hall

  • Problems Associated with Using Filtration To Define Dissolved Trace Element Concentrations in Natural Water Samples

    Arthur J. Horowitz;Ken R. Lum;John R. Garbarino;Gwendy E. M. Hall

  • The chemical composition of shallow-water hydrothermal fluids in Tutum Bay, Ambitle Island, Papua New Guinea and their effect on ambient seawater

    Thomas Pichler;Jan Veizer;Gwendy E.M Hall

  • THE SPECIATION OF ARSENIC IN IRON OXIDES IN MINE WASTES FROM THE GIANT GOLD MINE, N.W.T.: APPLICATION OF SYNCHROTRON MICRO-XRD AND MICRO-XANES AT THE GRAIN SCALE

    Stephen R. Walker;Heather E. Jamieson;Antonio Lanzirotti;Claudio F. Andrade

  • Application of a sequential extraction scheme to ten geological certified reference materials for the determination of 20 elements

    Gwendy E. M. Hall;Gilles Gauthier;Jean-Claude Pelchat;Pierre Pelchat

  • Analytical perspective on trace element species of interest in exploration

    Gwendy E.M Hall

  • Isotopic and elemental hydrogeochemistry of a major river system: Fraser River, British Columbia, Canada

    Eion M. Cameron;Eion M. Cameron;Gwendy E.M. Hall;Jan Veizer;Jan Veizer;H.Roy Krouse

  • Natural Input of Arsenic into a Coral-Reef Ecosystem by Hydrothermal Fluids and Its Removal by Fe(III) Oxyhydroxides

    Thomas Pichler;Jan Veizer;Gwendy E. M. Hall

  • Platinum concentrations in urban road dust and soil, and in blood and urine in the United Kingdom†

    Margaret E. Farago;Peter Kavanagh;Roger Blanks;Joe Kelly

  • Asian dustfall in the St. Elias Mountains, Yukon, Canada

    Christian Zdanowicz;Gwendy Hall;Judy Vaive;Yuri Amelin

  • Evaluation of portable X-ray fluorescence (pXRF) in exploration and mining: Phase 1, control reference materials

    Gwendy E.M. Hall;Graeme F. Bonham-Carter;Angelina Buchar

  • Stability of inorganic arsenic (III) and arsenic (V) in water samples

    Gwendy E. M. Hall;J. C. Pelchat;Gilles Gauthier

  • The atmospheric transport and deposition of smelter emissions: evidence from the multi-element geochemistry of snow, Quebec, Canada

    Kevin Telmer;Graeme F. Bonham-Carter;Deborah A. Kliza;Gwendy E.M. Hall

  • Analytical aspects of the application of sodium pyrophosphate reagent in the specific extraction of the labile organic component of humus and soils

    G.E.M. Hall;J.E. Vaive;A.I. MacLaurin

  • Evaluation of a Direct Solid Sampling Atomic Absorption Spectrometer for the Trace Determination of Mercury in Geological Samples

    Gwendy E. M. Hall;Pierre Pelchat

  • Review of methods to determine gold, platinum and palladium in production-oriented geochemical laboratories, with application of a statistical procedure to test for bias

    G.E.M. Hall;G.F. Bonham-Carter

  • Distribution of rare earth elements in crystalline bedrock groundwaters : Oslo and Bergen regions, Norway

    D. Banks;G. Hall;C. Reimann;U. Siewers

Frequent Co-Authors

Heather E. Jamieson
Heather E. Jamieson Queen's University
Clemens Reimann
Clemens Reimann Norwegian Geological Survey
Ján Veizer
Ján Veizer University of Ottawa
Thomas Pichler
Thomas Pichler University of Bremen
Eion M. Cameron
Eion M. Cameron Geological Survey of Canada
Matthew I. Leybourne
Matthew I. Leybourne Queen's University
Pat E. Rasmussen
Pat E. Rasmussen Health Canada
Iain Thornton
Iain Thornton Imperial College London
Pierre E. Biscaye
Pierre E. Biscaye Lamont-Doherty Earth Observatory
David A. Fisher
David A. Fisher University of Ottawa

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