World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
56
Citations
19989
World Ranking
3560
National Ranking
1357

Patrick R. Zimmerman 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 Patrick R. Zimmerman 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: 83 publications — 6th percentile

6% of scientists in this discipline score the same or lower.

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

Patrick R. Zimmerman 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 Patrick R. Zimmerman 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: 56 D-Index — 63rd percentile

63% of scientists in this discipline score the same or lower.

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

Overview

Patrick R. Zimmerman is affiliated with the National Center for Atmospheric Research in the United States. Their research primarily focuses on the field of Medicine, with a significant concentration in Cardiology and Cardiovascular Medicine.

The scientist's subfields of study include:

  • Cardiology and Cardiovascular Medicine
  • Surgery
  • Anesthesiology and Pain Medicine
  • Neurology
  • Emergency Medical Services

Key research topics addressed in their work involve:

  • Cardiac pacing and defibrillation studies
  • Cardiac Arrhythmias and Treatments
  • Atrial Fibrillation Management and Outcomes
  • Cardiac Structural Anomalies and Repair
  • Neurological disorders and treatments
  • Anesthesia and Sedative Agents
  • Anesthesia and Pain Management

Zimmerman has contributed to several peer-reviewed articles published in various scientific journals. Notable recent papers include:

  • Multicenter Hemodynamic Assessment of the LOT-CRT Strategy: When Does Combining Left Bundle Branch Pacing and Coronary Venous Pacing Enhance Resynchronization?: Primary Results of the CSPOT Study (2024), Circulation Arrhythmia and Electrophysiology
  • Conduction system pacing associated with reduced heart failure hospitalizations and all-cause mortality compared with traditional right ventricular pacing in the Medicare population (2024), Heart Rhythm
  • Echocardiographic response from left bundle branch area pacing optimized cardiac resynchronization therapy (LOT-CRT) vs traditional CRT (2025), Heart Rhythm
  • PO-02-062 ANODAL CAPTURE DECREASES LEFT VENTRICULAR CONTRACTILITY DURING LEFT BUNDLE BRANCH AREA PACING (2024), Heart Rhythm
  • 812: PROLONGED NEUROMUSCULAR BLOCKADE IN THE ICU FROM INADVERTENT SUBCUTANEOUS ROCURONIUM DEPOT (2022), Critical Care Medicine

Frequent publication venues for Zimmerman include:

  • Heart Rhythm
  • Circulation Arrhythmia and Electrophysiology
  • Critical Care Medicine
  • European Heart Journal

The scientist regularly collaborates with several co-authors, among whom the most frequent are:

  • Pugazhendhi Vijayaraman
  • Marek Jastrzębski
  • Paul Foley
  • Zachary I. Whinnett
  • Robert D. Schaller

Best Publications

  • A global model of natural volatile organic compound emissions

    Alex Guenther;C. Nicholas Hewitt;David Erickson;Ray Fall

  • Isoprene and monoterpene emission rate variability: Model evaluations and sensitivity analyses

    Alex B. Guenther;Patrick R. Zimmerman;Peter C. Harley;Russell K. Monson

  • Emissions of volatile organic compounds from vegetation and the implications for atmospheric chemistry

    Fred Fehsenfeld;Jack Calvert;Ray Fall;Paul Goldan

  • Ozone precursor relationships in the ambient atmosphere

    W. L. Chameides;F. Fehsenfeld;M. O. Rodgers;C. Cardelino

  • Measurement of methane emissions from ruminant livestock using a sulfur hexafluoride tracer technique.

    Kristen. Johnson;Mark. Huyler;Hal. Westberg;Brian. Lamb

  • Natural volatile organic compound emission rate estimates for U.S. woodland landscapes

    Alex Guenther;Patrick Zimmerman;Mary Wildermuth

  • Thunderstorms: An Important Mechanism in the Transport of Air Pollutants

    R. R. Dickerson;G. J. Huffman;W. T. Luke;L. J. Nunnermacker

  • Tropospheric chemical composition measurements in Brazil during the dry season

    P. J. Crutzen;A. C. Delany;J. Greenberg;P. Haagenson

  • Estimates on the production of CO and H2 from the oxidation of hydrocarbon emissions from vegetation

    Patrick R. Zimmerman;Robert B. Chatfield;Jack Fishman;Paul J. Crutzen

  • Measurements of atmospheric hydrocarbons and biogenic emission fluxes in the Amazon Boundary layer

    P. R. Zimmerman;J. P. Greenberg;C. E. Westberg

  • Organic material in the global troposphere

    R. A. Duce;V. A. Mohnen;P. R. Zimmerman;D. Grosjean

  • Termites: a potentially large source of atmospheric methane, carbon dioxide, and molecular hydrogen.

    P. R. Zimmerman;J. P. Greenberg;S. O. Wandiga;P. J. Crutzen

  • Environmental and developmental controls over the seasonal pattern of isoprene emission from aspen leaves.

    R. K. Monson;P. C. Harley;M. E. Litvak;M. Wildermuth

  • Effects of light, temperature and canopy position on net photosynthesis and isoprene emission from sweetgum (Liquidambar styraciflua) leaves.

    P. Harley;A. Guenther;P. Zimmerman

  • Nonmethane hydrocarbons in remote tropical, continental, and marine atmospheres

    J. P. Greenberg;P. R. Zimmerman

  • Hydrocarbon and carbon monoxide emissions from biomass burning in Brazil

    J. P. Greenberg;P. R. Zimmerman;L. Heidt;W. Pollock

  • Isoprene fluxes measured by enclosure, relaxed eddy accumulation, surface layer gradient, mixed layer gradient, and mixed layer mass balance techniques

    Alex Guenther;William Baugh;Ken Davis;Gary Hampton

  • Biogenic volatile organic compound emissions (BVOCs). I. Identifications from three continental sites in the U.S.

    Detlev Helmig;Lee F. Klinger;Alex Guenther;Lee Vierling

  • Estimates of regional natural volatile organic compound fluxes from enclosure and ambient measurements

    Alex Guenther;Patrick Zimmerman;Lee Klinger;Jim Greenberg

  • Atmosphere-Surface Exchange Measurements

    W. F. Dabberdt;D. H. Lenschow;T. W. Horst;P. R. Zimmerman

Frequent Co-Authors

Jim Greenberg
Jim Greenberg National Center for Atmospheric Research
Alex Guenther
Alex Guenther University of California, Irvine
Peter Harley
Peter Harley National Center for Atmospheric Research
Detlev Helmig
Detlev Helmig Institute of Arctic and Alpine Research
Lee A. Vierling
Lee A. Vierling University of Idaho
Hal Westberg
Hal Westberg Washington State University
Ray Fall
Ray Fall University of Colorado Boulder
Chris Geron
Chris Geron Environmental Protection Agency
Brian Lamb
Brian Lamb Washington State University
Russell K. Monson
Russell K. Monson University of Colorado Boulder

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