World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
32
Citations
19474
World Ranking
9589
National Ranking
3435

I. M. Ulbrich 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 I. M. Ulbrich 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: 282 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: 26 scientists 501–510 publications: 17 scientists 511–520 publications: 19 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 681–689 publications: 4 scientists 690+ publications: 100 scientists
41 publications 690+

This scientist: 58 publications — 1st percentile

1% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 690 publications or more.

I. M. Ulbrich 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 I. M. Ulbrich 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: 198 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: 20 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: 9 scientists 126+ D-Index: 92 scientists
30 D-Index 126+

This scientist: 32 D-Index — 1st percentile

1% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 126 D-Index or more.

Overview

I. M. Ulbrich is affiliated with the University of Colorado Boulder in the United States. Their academic profile indicates an active role in research, although there is no specified information on recent publications or detailed topics of study available.

The scientist's work is not currently associated with any listed recent papers or specific research outputs, nor is there data on frequent co-authors or common publication venues. This absence of information limits insight into collaboration networks or preferred platforms for disseminating research findings.

No documented book publications have been attributed to them based on the available source data. Similarly, no particular main fields or subfields of study have been detailed, and there is no record of primary research topics they have pursued.

There is no information regarding awards or honors received by this individual. The scientist is currently active, as there is no indication that they are deceased.

Best Publications

  • Evolution of Organic Aerosols in the Atmosphere

    J. L. Jimenez;M. R. Canagaratna;N. M. Donahue;A. S. H. Prevot

  • Ubiquity and dominance of oxygenated species in organic aerosols in anthropogenically-influenced Northern Hemisphere midlatitudes

    Q. Zhang;Jose L. Jimenez;M. R. Canagaratna;J. D. Allan

  • O/C and OM/OC Ratios of Primary, Secondary, and Ambient Organic Aerosols with High-Resolution Time-of-Flight Aerosol Mass Spectrometry

    Allison C. Aiken;Peter F. DeCarlo;Jesse H. Kroll;Douglas R. Worsnop

  • Interpretation of organic components from Positive Matrix Factorization of aerosol mass spectrometric data

    I. M. Ulbrich;M. R. Canagaratna;Q. Zhang;D. R. Worsnop

  • Organic aerosol components observed in Northern Hemispheric datasets from Aerosol Mass Spectrometry

    N.L. Ng;M.R. Canagaratna;Q. Zhang;Q. Zhang;J.L. Jimenez

  • Understanding atmospheric organic aerosols via factor analysis of aerosol mass spectrometry: a review

    Qi Zhang;Jose L. Jimenez;Jose L. Jimenez;Manjula R. Canagaratna;Ingrid M. Ulbrich

  • Characterization of Primary Organic Aerosol Emissions from Meat Cooking, Trash Burning, and Motor Vehicles with High-Resolution Aerosol Mass Spectrometry and Comparison with Ambient and Chamber Observations

    Claudia Mohr;J. Alex Huffman;Michael J. Cubison;Allison C. Aiken

  • Mexico City aerosol analysis during MILAGRO using high resolution aerosol mass spectrometry at the urban supersite (T0) – Part 1: Fine particle composition and organic source apportionment

    Allison Aiken;Allison Aiken;D. Salcedo;Michael J. Cubison;J. Huffman

  • Real-time methods for estimating organic component mass concentrations from aerosol mass spectrometer data.

    N. L. Ng;M. R. Canagaratna;J. L. Jimenez;Q. Zhang

  • Chemically-resolved aerosol volatility measurements from two megacity field studies

    J. A. Huffman;J. A. Huffman;J. A. Huffman;K. S. Docherty;A. C. Aiken;A. C. Aiken;M. J. Cubison

  • Evaluation of the volatility basis-set approach for the simulation of organic aerosol formation in the Mexico City metropolitan area

    A. P. Tsimpidi;V. A. Karydis;M. Zavala;W. Lei

  • Investigation of the sources and processing of organic aerosol over the Central Mexican Plateau from aircraft measurements during MILAGRO

    P. F. DeCarlo;P. F. DeCarlo;P. F. DeCarlo;I. M. Ulbrich;I. M. Ulbrich;J. Crounse;B. de Foy

  • Apportionment of primary and secondary organic aerosols in southern California during the 2005 study of organic aerosols in riverside (SOAR-1).

    Kenneth S. Docherty;Elizabeth A. Stone;Ingrid M. Ulbrich;Peter F. DeCarlo

  • Development and Characterization of a Fast-Stepping/Scanning Thermodenuder for Chemically-Resolved Aerosol Volatility Measurements

    J. Alex Huffman;Paul J. Ziemann;John T. Jayne;Douglas R. Worsnop

  • Evaluation of recently-proposed secondary organic aerosol models for a case study in Mexico City

    Katja Dzepina;Katja Dzepina;Rainer M. Volkamer;Sasha Madronich;Pierre Tulet;Pierre Tulet

  • Chemically-Resolved Volatility Measurements of Organic Aerosol from Different Sources

    J. A. Huffman;K. S. Docherty;C. Mohr;M. J. Cubison

  • Correlation of Secondary Organic Aerosol with Odd Oxygen in Mexico City

    Scott C. Herndon;Timothy B. Onasch;Ezra C. Wood;Jesse H. Kroll

  • The influence of chemical composition and mixing state of Los Angeles urban aerosol on CCN number and cloud properties

    M. J. Cubison;B. Ervens;B. Ervens;B. Ervens;G. Feingold;K. S. Docherty

  • Measurements of volatile organic compounds at a suburban ground site (T1) in Mexico City during the MILAGRO 2006 campaign: measurement comparison, emission ratios, and source attribution

    D. M. Bon;D. M. Bon;D. M. Bon;I. M. Ulbrich;I. M. Ulbrich;J. A. de Gouw;J. A. de Gouw;C. Warneke;C. Warneke

  • Mexico city aerosol analysis during MILAGRO using high resolution aerosol mass spectrometry at the urban supersite (T0) – Part 2: Analysis of the biomass burning contribution and the non-fossil carbon fraction

    Allison Aiken;B. de Foy;Christine Wiedinmyer;Peter DeCarlo;Peter DeCarlo

  • Ubiquity and Dominance of Oxygenated Species in Organic Aerosols in

    Q. Zhang;J. L. Jimenez;H. Coe;I. Ulbrich

  • Chemically-Resolved Volatility Measurements of Organic Aerosol from Different Sources

    J. A. Huffman;K. S. Docherty;C. Mohr;I. M. Ulbrich

Frequent Co-Authors

Jose L. Jimenez
Jose L. Jimenez University of Colorado Boulder
Allison C. Aiken
Allison C. Aiken Los Alamos National Laboratory
Peter F. DeCarlo
Peter F. DeCarlo Johns Hopkins University
J. A. Huffman
J. A. Huffman University of Denver
Douglas R. Worsnop
Douglas R. Worsnop University of Helsinki
Timothy B. Onasch
Timothy B. Onasch Boston College
Paul J. Ziemann
Paul J. Ziemann University of Colorado Boulder
Nga L. Ng
Nga L. Ng Georgia Institute of Technology
Roya Bahreini
Roya Bahreini University of California, Riverside

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