World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
35
Citations
3232
World Ranking
9371
National Ranking
3357

Sina Hasheminassab 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 Sina Hasheminassab 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: 66 publications — 2nd percentile

2% of scientists in this discipline score the same or lower.

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

Sina Hasheminassab 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 Sina Hasheminassab 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: 35 D-Index — 5th percentile

5% of scientists in this discipline score the same or lower.

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

Overview

Sina Hasheminassab is affiliated with the University of Southern California in the United States. Their research primarily spans the fields of Environmental Science and Earth and Planetary Sciences. Within these areas, their work focuses extensively on subfields such as Health, Toxicology and Mutagenesis; Atmospheric Science; Environmental Engineering; Global and Planetary Change; and Automotive Engineering.

The scientist's research topics include Air Quality and Health Impacts, Atmospheric Chemistry and Aerosols, Air Quality Monitoring and Forecasting, Atmospheric and Environmental Gas Dynamics, Atmospheric Ozone and Climate, Vehicle Emissions and Performance, and the impact of COVID-19 on air quality.

Frequent co-authors collaborating with Sina Hasheminassab include Payam Pakbin, Mohammad H. Sowlat, David J. Diner, Thomas Huang, and Joe Roberts.

Their work is published frequently in the following venues:

  • Atmospheric Environment
  • ACS ES&T Air
  • SSRN Electronic Journal
  • Proceedings of the National Academy of Sciences
  • Geophysical Research Letters

Sina Hasheminassab has contributed to several research papers, including:

  • "Societal shifts due to COVID-19 reveal large-scale complexities and feedbacks between atmospheric chemistry and climate change," 2021, Proceedings of the National Academy of Sciences
  • "Impacts of Traffic Reductions Associated With COVID-19 on Southern California Air Quality," 2020, Geophysical Research Letters
  • "Long-term trends of PM2.5 and its carbon content in the South Coast Air Basin: A focus on the impact of wildfires," 2021, Atmospheric Environment
  • "Two-year-long high-time-resolution apportionment of primary and secondary carbonaceous aerosols in the Los Angeles Basin using an advanced total carbon-black carbon (TC-BC(λ)) method," 2022, The Science of The Total Environment
  • "High time-resolution and time-integrated measurements of particulate metals and elements in an environmental justice community within the Los Angeles Basin: Spatio-temporal trends and source apportionment," 2020, Atmospheric Environment X

Best Publications

  • Performance evaluation of twelve low-cost PM2.5 sensors at an ambient air monitoring site

    Brandon Feenstra;Brandon Feenstra;Vasileios Papapostolou;Sina Hasheminassab;Hang Zhang

  • Long-term source apportionment of ambient fine particulate matter (PM2.5) in the Los Angeles Basin: a focus on emissions reduction from vehicular sources.

    Sina Hasheminassab;Nancy Daher;Bart D. Ostro;Constantinos Sioutas

  • Environmental pollution and emission factors of electronic cigarettes, heat-not-burn tobacco products, and conventional cigarettes

    A. A. Ruprecht;C. De Marco;A. Saffari;P. Pozzi

  • Advances in multiangle satellite remote sensing of speciated airborne particulate matter and association with adverse health effects: from MISR to MAIA

    David J. Diner;Stacey W. Boland;Michael Brauer;Carol Bruegge

  • Spatial and temporal variability of sources of ambient fine particulate matter (PM 2.5 ) in California

    S. Hasheminassab;N. Daher;A. Saffari;D. Wang

  • Societal shifts due to COVID-19 reveal large-scale complexities and feedbacks between atmospheric chemistry and climate change.

    Joshua L Laughner;Jessica L Neu;David Schimel;Paul O Wennberg

  • Associations of oxidative stress and inflammatory biomarkers with chemically-characterized air pollutant exposures in an elderly cohort.

    Xian Zhang;Norbert Staimer;Daniel L. Gillen;Tomas Tjoa

  • Source apportionment of ambient particle number concentrations in central Los Angeles using positive matrix factorization (PMF)

    Mohammad Hossein Sowlat;Sina Hasheminassab;Constantinos Sioutas

  • Seasonal and spatial variability in chemical composition and mass closure of ambient ultrafine particles in the megacity of Los Angeles

    Nancy Daher;Sina Hasheminassab;Martin M. Shafer;James J. Schauer

  • Emission rates of particle number, mass and black carbon by the Los Angeles International Airport (LAX) and its impact on air quality in Los Angeles

    Farimah Shirmohammadi;Mohammad H. Sowlat;Sina Hasheminassab;Arian Saffari

  • Impacts of Traffic Reductions Associated With COVID-19 on Southern California Air Quality

    H. A. Parker;S. Hasheminassab;John D. Crounse;Coleen M. Roehl

  • Associations between microvascular function and short-term exposure to traffic-related air pollution and particulate matter oxidative potential

    Xian Zhang;Norbert Staimer;Tomas Tjoa;Daniel L. Gillen

  • Chemical characterization and source apportionment of indoor and outdoor fine particulate matter (PM2.5) in retirement communities of the Los Angeles Basin

    Sina Hasheminassab;Nancy Daher;Martin M. Shafer;James J. Schauer

  • Oxidative potential of on-road fine particulate matter (PM2.5) measured on major freeways of Los Angeles, CA, and a 10-year comparison with earlier roadside studies

    Farimah Shirmohammadi;Dongbin Wang;Sina Hasheminassab;Vishal Verma

  • Source apportionment and organic compound characterization of ambient ultrafine particulate matter (PM) in the Los Angeles Basin

    Sina Hasheminassab;Nancy Daher;James J. Schauer;Constantinos Sioutas

  • Associations of Source-Specific Fine Particulate Matter With Emergency Department Visits in California.

    Bart Ostro;Brian Malig;Sina Hasheminassab;Kimberly Berger

  • Impact of primary and secondary organic sources on the oxidative potential of quasi-ultrafine particles (PM0.25) at three contrasting locations in the Los Angeles Basin

    Arian Saffari;Sina Hasheminassab;Dongbin Wang;Martin M. Shafer

  • Fine and ultrafine particulate organic carbon in the Los Angeles basin: Trends in sources and composition

    Farimah Shirmohammadi;Sina Hasheminassab;Arian Saffari;James J. Schauer

  • Land use regression models for ultrafine particles, fine particles, and black carbon in Southern California.

    Rena R. Jones;Gerard Hoek;Jared A. Fisher;Sina Hasheminassab

  • Spatio-temporal trends and source apportionment of fossil fuel and biomass burning black carbon (BC) in the Los Angeles Basin.

    Amirhosein Mousavi;Mohammad H. Sowlat;Sina Hasheminassab;Andrea Polidori

Frequent Co-Authors

Constantinos Sioutas
Constantinos Sioutas University of Southern California
James J. Schauer
James J. Schauer University of Wisconsin–Madison
Martin M. Shafer
Martin M. Shafer University of Wisconsin–Madison
Randall V. Martin
Randall V. Martin Washington University in St. Louis
Bart Ostro
Bart Ostro University of California, Davis
David J. Diner
David J. Diner Jet Propulsion Lab
Ralph J. Delfino
Ralph J. Delfino University of California, Irvine
Paul O. Wennberg
Paul O. Wennberg California Institute of Technology
Gerard Hoek
Gerard Hoek Utrecht University
Yuk L. Yung
Yuk L. Yung California Institute of Technology

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