World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
43
Citations
6725
World Ranking
7134
National Ranking
2544

Brian A. Dempsey 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 Brian A. Dempsey 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: 91 publications — 9th percentile

9% of scientists in this discipline score the same or lower.

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

Brian A. Dempsey 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 Brian A. Dempsey 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: 43 D-Index — 29th percentile

29% of scientists in this discipline score the same or lower.

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

Overview

Brian A. Dempsey is affiliated with Pennsylvania State University in the United States and conducts research across multiple domains, primarily focusing on computer science and earth and planetary sciences. Their work intersects several subfields including computer networks and communications, electrical and electronic engineering, political science and international relations, ecology, and oceanography.

The research topics they cover include:

  • IoT and Edge/Fog Computing
  • Advanced Memory and Neural Computing
  • Age of Information Optimization
  • European and International Law Studies
  • Isotope Analysis in Ecology
  • Marine and Coastal Ecosystems
  • Groundwater and Isotope Geochemistry

Brian A. Dempsey has contributed to a variety of scholarly publications, with recent papers appearing in both scientific and legal academic venues. Notable publications include:

  • "A Hardware-Software Stack for Serverless Edge Swarms" (2021), published in arXiv (Cornell University)
  • "Law reform and devolution: consultation processes and divorce law in Scotland" (2020), published in Northern Ireland Legal Quarterly
  • "Water Column Structure and Nutrient Supply on the Northwest Atlantic Shelf: A Nitrate Isotope Study" (2025), published in Global Biogeochemical Cycles

The research venues where their work has been published reflect a breadth of interdisciplinary interest, with contributions in:

  • arXiv (Cornell University)
  • Northern Ireland Legal Quarterly
  • Global Biogeochemical Cycles

Brian A. Dempsey collaborates with several researchers, forging connections across different specializations. Frequent co-authors include:

  • Liam Patterson
  • David Pigorovsky
  • N.V. Lazarev
  • Aditya Shah
  • Clara Steinhoff

This collaboration indicates a multidisciplinary approach, integrating perspectives from computer systems to ecological and legal studies. Brian A. Dempsey's work spans both theoretical and applied realms, tackling challenges in technology deployment as well as legal reform and environmental sciences.

Best Publications

  • Arsenic removal by iron-modified activated carbon.

    Weifang Chen;Robert Parette;Jiying Zou;Fred S. Cannon

  • Influence of chitosan characteristics on the coagulation and the flocculation of bentonite suspensions

    Jean Roussy;Maurice Van Vooren;Brian A. Dempsey;Eric Guibal

  • In-line coagulation with low-pressure membrane filtration.

    Kevin Young-june Choi;Brian A. Dempsey

  • A Review of the Use of Chitosan for the Removal of Particulate and Dissolved Contaminants

    Eric Guibal;Maurice Van Vooren;Brian A. Dempsey;Jean Roussy

  • The Coagulation of Humic Substances by Means of Aluminum Salts

    Unknown

  • Kinetics and Mechanisms for Reactions of Fe(II) with Iron(III) Oxides

    Byong-Hun Jeon;Brian A Dempsey;William D Burgos

  • Chemical Reduction of U(VI) by Fe(II) at the Solid-Water Interface Using Natural and Synthetic Fe(III) Oxides

    Byong Hun Jeon;Brian A. Dempsey;William D. Burgos;Mark O. Barnett

  • Membrane fouling due to alginate, SMP, EfOM, humic acid, and NOM

    Hyun-Chul Kim;Brian A. Dempsey

  • Enhancement of biological reduction of hematite by electron shuttling and Fe(II) complexation.

    Richard A. Royer;William D. Burgos;Angela S. Fisher;Richard F. Unz

  • Fate of hydrolyzed Al species in humic acid coagulation

    Jr Lin Lin;Ch-Hpin Huang;Brian Dempsey;Jing Yi Hu

  • Sorption kinetics of Fe(II), Zn(II), Co(II), Ni(II), Cd(II), and Fe(II)/Me(II) onto hematite.

    Byong Hun Jeon;Brian A Dempsey;William D Burgos;Richard A Royer

  • Reactions of ferrous iron with hematite

    Byong Hun Jeon;Brian A. Dempsey;William D. Burgos;Richard A. Royer

  • Electrochemical struvite precipitation from digestate with a fluidized bed cathode microbial electrolysis cell

    Roland D. Cusick;Mark L. Ullery;Brian A. Dempsey;Bruce E. Logan

  • Electricity generation from synthetic acid-mine drainage (AMD) water using fuel cell technologies

    Shaoan Cheng;Brian A. Dempsey;Bruce E. Logan

  • Content and fractionation of heavy metals in water treatment sludges.

    Unknown

  • Enhancement of hematite bioreduction by natural organic matter.

    Richard A. Royer;William D. Burgos;Angela S. Fisher;Byong Hun Jeon

  • Heterogeneous oxidation of Fe(II) on ferric oxide at neutral pH and a low partial pressure of O2.

    Byungtae Park;Brian A. Dempsey

  • Enhancement of fermentative bioenergy (ethanol/hydrogen) production using (ethanol/hydrogen) production using ultrasonication of Scenedesmus obliquus YSW15 cultivated in swine wastewater effluent

    Jeong A. Choi;Jae Hoon Hwang;Brian A. Dempsey;Reda A.I. Abou-Shanab

  • Agronomic Effects of Land Application of Water Treatment Sludges

    Unknown

  • Photoautotrophic hydrogen production by eukaryotic microalgae under aerobic conditions

    Jae Hoon Hwang;Hyun Chul Kim;Jeong A. Choi;R. A.I. Abou-Shanab

  • Nitrite reduction with hydrous ferric oxide and Fe(II): stoichiometry, rate, and mechanism.

    Yuan-Liang Tai;Brian A. Dempsey

  • Coadsorption of arsenic(III) and arsenic(V) onto hydrous ferric oxide: effects on abiotic oxidation of arsenic(III), extraction efficiency, and model accuracy.

    Je-Hun Jang;Brian A. Dempsey

  • Reduction of U(VI) by Fe(II) in the presence of hydrous ferric oxide and hematite: effects of solid transformation, surface coverage, and humic acid.

    Je Hun Jang;Brian A. Dempsey;William D. Burgos

  • Microbial reduction of U(VI) at the solid-water interface.

    Byong Hun Jeon;Shelly D. Kelly;Kenneth M. Kemner;Mark O. Barnett

  • Ultrasonic disintegration of microalgal biomass and consequent improvement of bioaccessibility/bioavailability in microbial fermentation

    Byong Hun Jeon;Jeong A. Choi;Hyun Chul Kim;Jae Hoon Hwang

Frequent Co-Authors

William D. Burgos
William D. Burgos Pennsylvania State University
Byong-Hun Jeon
Byong-Hun Jeon Hanyang University
Eric E. Roden
Eric E. Roden University of Wisconsin–Madison
Eric Guibal
Eric Guibal Institut Mines-Télécom
Bruce E. Logan
Bruce E. Logan Pennsylvania State University
Hocheol Song
Hocheol Song Hanyang University
Shaoan Cheng
Shaoan Cheng Zhejiang University
Booki Min
Booki Min Kyung Hee University
David R. DeWalle
David R. DeWalle Pennsylvania State University
Lubos Polerecky
Lubos Polerecky Utrecht University

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