Science Explorer Back to mapMap
Discussion
Topic · Automotive Engineering

Vehicle emissions and performance

Vehicle emissions and performance is a research topic within Automotive Engineering. Science Explorer counts 51k research works in it since 1950. 10.0% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on estimating vehicle fuel consumption and emissions, with an emphasis on real-world measurements, driving cycles, eco-driving, and the impact of traffic conditions on emission factors. The research covers a wide range of topics related to vehicle emissions, including NOx and CO2 emissions, fuel consumption, and the influence of road transport on environmental pollution.

  • Fuel Consumption
  • Eco-Driving
  • Vehicle Emissions
  • Real-World Measurements
  • Traffic Conditions
  • Driving Cycles
  • Emission Factors
  • NOx Emissions
  • CO2 Emissions
  • Road Transport
Research works
51k
fractional, since 1950
In the world top 10%
5.1k
per year above
Top-10% rate
10.0%
share of its works in the world top 10%
Growth, 2018-21 → 2022-25
+15%
the tick is no change
Largest producer
China
46% of the 10 largest, 2022-now
Vehicle emissions and performance

Which countries lead Vehicle emissions and performance research?

By volume, China and the United States publish the most (3.6k and 1.1k works in 2022-now).

By volume, 2022-now

  1. 1 China 3.6k works
  2. 2 United States 1.1k works
  3. 3 India 847 works
  4. 4 Germany 494 works
  5. 5 United Kingdom 365 works
  6. 6 Italy 349 works
  7. 7 Poland 304 works
  8. 8 Türkiye 304 works
  9. 9 South Korea 291 works
  10. 10 France 244 works

How concentrated that is

The same countries as shares of everything the list above accounts for. A node where two countries do two thirds of the work and one spread evenly across twelve read alike as a ranking and not at all alike here.

China: 45.6%United States: 14.1%India: 10.7%Germany: 6.2%6 others listed: 23.4%46%largest
China3,624 · 45.6%United States1,117 · 14.1%India847 · 10.7%Germany494 · 6.2%6 others listed1,858 · 23.4%

Shares of the rows listed above, not of the whole node.

Which institutions lead Vehicle emissions and performance research?

By volume in 2022-now, Tongji University publishes the most Vehicle emissions and performance research, followed by China Automotive Technology and Research Center and Chinese Academy of Sciences.

By volume, 2022-now

  1. 1 Tongji UniversityChina 105 works
  2. 2 China Automotive Technology and Research CenterChina 100 works
  3. 3 Chinese Academy of SciencesChina 91 works
  4. 4 Tsinghua UniversityChina 79 works
  5. 5 Beijing Institute of TechnologyChina 71 works
  6. 6 Jilin UniversityChina 67 works
  7. 7 Chang'an UniversityChina 66 works
  8. 8 Helmholtz Association of German Research CentresGermany 59 works
  9. 9 Tianjin UniversityChina 56 works
  10. 10 Wuhan University of TechnologyChina 55 works

Who are the leading researchers in Vehicle emissions and performance?

The most-cited researchers publishing on Vehicle emissions and performance include Emelia J. Benjamin, Wei Huang and Yi Ping Cui.

  1. 1 Emelia J. Benjamin United States 341k citations
  2. 2 Wei Huang China 267k citations
  3. 3 Yi Ping Cui United States 261k citations
  4. 4 Lídia Morawska Australia 244k citations
  5. 5 Philippe Ciais France 237k citations
  6. 6 Kai You Wang China 224k citations
  7. 7 Guangming Zeng China 204k citations

Ranked by citations received across their whole record, among researchers with at least three works on this topic.

What are the most cited papers in Vehicle emissions and performance?

The most cited paper in Vehicle emissions and performance is "Health Effects of Fine Particulate Air Pollution: Lines that Connect" (C. Arden Pope, Douglas W. Dockery, 2006), with 6,809 citations. Next come "Spurious regressions in econometrics" (6,269) and "The Model of Emissions of Gases and Aerosols from Nature version 2.1 (MEGAN2.1): an extended and updated framework for modeling biogenic emissions" (4,399).

Most cited papers
#PaperReleasedCitations
1 Health Effects of Fine Particulate Air Pollution: Lines that Connect C. Arden Pope, Douglas W. Dockery · Journal of the Air & Waste Management Association Open access Jun 2006 6,809
2 Spurious regressions in econometrics Clive W. J. Granger, Paul Newbold · Journal of Econometrics Jul 1974 6,269
3 The Model of Emissions of Gases and Aerosols from Nature version 2.1 (MEGAN2.1): an extended and updated framework for modeling biogenic emissions Alex Guenther, Xiaoyan Jiang, Colette L. Heald et al. · Geoscientific model development Open access 26 Nov 2012 4,399
4 Atmospheric Degradation of Volatile Organic Compounds Roger Atkinson, Janet Arey · Chemical Reviews Review 29 Oct 2003 3,261
5 Trends in China's anthropogenic emissions since 2010 as the consequence of clean air actions Bo Zheng, Dan Tong, Meng Li et al. · Atmospheric chemistry and physics Open access 4 Oct 2018 3,017
All 100 most cited papers, with filters and sorting

Where is Vehicle emissions and performance research done?

The largest centres of Vehicle emissions and performance research in 2022-now are Beijing (China), Shanghai (China), Tianjin (China) and Nanjing (China). Among places with at least 20 works in it, it is an unusually large share of all research in Ispra and Žilina.

Largest cities, 2022-now

  1. 1 BeijingChina 798 works
  2. 2 ShanghaiChina 338 works
  3. 3 TianjinChina 248 works
  4. 4 NanjingChina 179 works
  5. 5 Xi'anChina 153 works
  6. 6 WuhanChina 143 works
  7. 7 SeoulSouth Korea 119 works
  8. 8 ChongqingChina 119 works
  9. 9 GuangzhouChina 118 works
  10. 10 ChennaiIndia 104 works

Where it is the local speciality

  1. IspraIT · 20.4 works40×
  2. ŽilinaSK · 29.5 works23×
← less than its size predicts1×more →

Location quotient: how much more of its research is in Vehicle emissions and performance than the world average.

See Vehicle emissions and performance on the map

Where is the best place to study Vehicle emissions and performance?

Among universities, judged by research, Hong Kong Polytechnic University, Guangxi University of Science and Technology and Tsinghua University score highest, combining citation excellence, specialisation, size, growth and international reach. Research strength is one signal when choosing where to study; it does not measure teaching.

0%20%40%mean 21.6%fractional works in this field (log) →share of work in the world top 10% →Guangxi University o…Hong Kong Polytechni…Tsinghua UniversityBeijing Institute of…
above the meannear itbelow it

One dot per university in the first ten of the table below, at the default weights. The upper left is the interesting corner: small places doing unusually strong work.

Citation excellenceshare of its work in the world top 10%, 2022-now and all time averaged
40%
Specialisationhow much of its work is in this field, counted up to 10× the world share
10%
Sizeits output in this field, on a log scale
30%
Growthoutput growth, counted from -20% to +20%
10%
Internationalshare of its work with a co-author abroad
10%
Each slider sets a weight; the share it gets of the score is beside it.
#UniversityScoreTop 10%SpecialisationWorksGrowth
1Hong Kong Polytechnic UniversityChina 67.426.1%3.1×27 +57.0%
2Guangxi University of Science and TechnologyChina 64.843.2%12.8×11 +548.7%
3Tsinghua UniversityChina 64.621.7%3.4×80 +2.5%
4Beijing Institute of TechnologyChina 64.520.5%6.0×71 +29.8%
5Tongji UniversityChina 63.314.0%6.8×105 +68.0%
6Southeast UniversityChina 61.323.3%3.3×49 +21.7%
7Tianjin UniversityChina 61.219.7%4.6×56 +21.3%
8Beijing University of TechnologyChina 60.917.3%7.5×53 +57.1%
9Shanghai Maritime UniversityChina 59.217.0%18.0×45 +172.4%
10Chang'an UniversityChina 58.513.2%17.7×66 +17.0%

Universities only. The score blends citation excellence (40%), size (30%), specialisation (10%), growth (10%), international reach (10%), 2022-now; growth compares 2018-21 with 2022-25 and counts up to +20%, since a jump from a small base is mostly noise.

Every institution in Vehicle emissions and performance, country by country

Is Vehicle emissions and performance research growing?

Output in 2022-2025 was 15% higher than in 2018-2021, peaking in 2024. The fastest-growing topics are Vehicle emissions and performance.

still counting19801990200020102020
grewheldshrank

The same series as a ribbon: one cell per year, darker for more. The line above answers how much; this answers when.

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is Vehicle emissions and performance as a percentage of every work published that year, 0.054% in 2024.

still counting0.020%0.040%0.060%Vehicle emissions and performance0.046% in 202519801990200020102020

Fractional works of Vehicle emissions and performance over all fractional works that year. How the balance of science has shifted.

How much of it reaches the world top 10%

Year by year.

still counting5%10%15%Vehicle emissions and performance10.0% in 2025200020102020

Of each year's works in it, the share that reached the world's 10% most cited for their field and year. A field is the world for its own topics, so there is no other line to hold it against.

Which topics inside it are moving

Growth and decline on one axis around a shared zero. Two lists side by side hide the thing that matters: whether the growth dwarfs the decline, or the other way round.

Discussion

Ask a question or share a note about Vehicle emissions and performance. Keep it to the research: no personal attacks, advertising or links. Any reader can report a post, which collapses it for everyone until it is opened.