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Institution · Tehran · Iran

Geological Survey of Iran

In research, Geological Survey of Iran stands highest in Physical Sciences (#10,569 of 21,541 worldwide), Geophysics (#629 of 812 worldwide) and Earth and Planetary Sciences (#2,250 of 2,661 worldwide), over all time. Relative to its size it is most specialised in Earth and Planetary Sciences — Earth and Planetary Sciences is 31.1× its share of world research.

gsi.ir/enROR OpenAlex
World rank, all time
#18,924
of 42,892
Rank in Iran
#224
of 349
Research works
441
▼ 17% vs 2013–17
Citations
12k
28.0 per fractional work
Top-10% rate
16.6%
record average 16.5%
Open access
27%
world 28%

What is Geological Survey of Iran known for in research?

The fields where it stands highest, over all time, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorks
Physical SciencesDomain #10,569 of 21,541 15.3%416
GeophysicsSubfield #629 of 812 17.6%142
Earth and Planetary SciencesField #2,250 of 2,661 16.0%245

Each strip is that field’s whole ranked pool, with the notch where Geological Survey of Iran sits in it, in the colour of the band that rank falls in. The track under the rate is the rate itself: it carries no world mark, because the world rate differs by field (from about 6% to 21% in this record).

What does Geological Survey of Iran specialise in?

Where its research is concentrated relative to its size: Earth and Planetary Sciences takes 31.1× the share of its output that it takes of world research.

  1. Earth and Planetary SciencesField · 25.8 works31×
← less than its size predicts1×more →

Location quotient, a volume reading rather than an impact one. It surfaces small, lopsided specialities.

Field profile

Location quotient across every field it publishes in: outside the ring is more than an institution of this size would be expected to publish, inside it is less.

Agricultural and Biological Sciences: 0.12× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.07× its world share, 0 worksBiochemistry, Geneti…Neuroscience: 0.10× its world share, 0 worksNeuroscienceChemical Engineering: 0.60× its world share, 0 worksChemical EngineeringChemistry: 1.47× its world share, 1 worksChemistryComputer Science: 1.24× its world share, 5 worksComputer ScienceEarth and Planetary Sciences: 31.05× its world share, 26 worksEarth and Planetary …Energy: 0.57× its world share, 0 worksEnergyEngineering: 0.77× its world share, 6 worksEngineeringEnvironmental Science: 3.81× its world share, 10 worksEnvironmental ScienceMaterials Science: 0.37× its world share, 1 worksMaterials SciencePhysics and Astronomy: 0.14× its world share, 0 worksPhysics and AstronomyHealth Professions: 0.84× its world share, 1 worksHealth ProfessionsArts and Humanities: 0.42× its world share, 1 worksArts and HumanitiesSocial Sciences: 0.16× its world share, 1 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Earth and Planetary Sciences, 31.1×. Every wedge is a field page.

Who are the top researchers at Geological Survey of Iran?

Ranked on the composite score, Hamid Nazari, Morteza Talebian and Mohammad R. Ghassemi lead among researchers whose main affiliation is Geological Survey of Iran.

  1. 1 Hamid Nazari Iran · #336,626 worldwide 88 citations · 23 works
  2. 2 Morteza Talebian Iran · #346,407 worldwide 164 citations · 23 works
  3. 3 Mohammad R. Ghassemi Iran · #1,500,809 worldwide 27 citations · 19 works
  4. 4 Razyeh Lak Iran · #1,530,223 worldwide 13 citations · 22 works
  5. 5 Mahmoud Reza Majidifard Iran · #1,587,064 worldwide 32 citations · 19 works
All ranked researchers at Geological Survey of Iran

Which keywords describe research at Geological Survey of Iran?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Remote Sensing, Plate Tectonics, Tectonics, Support Vector Machines, Hyperspectral Imaging, Geochronology, Zircon and Holocene.

▲ more of its work than of the world’s◆ about the world’s share▼ less than the world’s

Size is fractional works in 2022–2025 in the topics tagged with each word; colour is the word's share of this institution's work against its share of the world's. The 40 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 40 words, with their numbers
  1. Remote Sensing8▲ 13×14 topics
  2. Plate Tectonics7▲ 87×2 topics
  3. Tectonics7▲ 108×3 topics
  4. Machine Learning6▲ 3.6×7 topics
  5. Support Vector Machines6▲ 33×3 topics
  6. Geochronology5▲ 148×1 topic
  7. Hyperspectral Imaging5▲ 36×3 topics
  8. Zircon5▲ 148×1 topic
  9. Holocene5▲ 86×3 topics
  10. Compositional Data Analysis5▲ 143×1 topic
  11. Mineral Prospectivity5▲ 143×1 topic
  12. Subduction5▲ 131×2 topics
  13. Sea Level5▲ 99×2 topics
  14. Earthquakes5▲ 162×1 topic
  15. Plate Boundaries5▲ 162×1 topic
  16. Climate Change5▲ 3.3×15 topics
  17. Toxicity5▲ 21×3 topics
  18. Heavy Metals5▲ 37×5 topics
  19. Contamination4▲ 75×2 topics
  20. Health Risk4▲ 108×1 topic
  21. Soil4▲ 108×1 topic
  22. Sedimentation3▲ 116×2 topics
  23. Paleoclimatology3▲ 70×2 topics
  24. Glacial Cycles3▲ 82×1 topic
  25. Monsoon Dynamics3▲ 82×1 topic
  26. Mediterranean3▲ 56×4 topics
  27. Black Sea2▲ 103×1 topic
  28. paleoceanography2▲ 136×1 topic
  29. Geochemistry2▲ 64×3 topics
  30. Paleoproductivity2▲ 139×1 topic
  31. Paleoredox2▲ 139×1 topic
  32. Rare Earth Elements2▲ 28×3 topics
  33. Tomography2▲ 19×2 topics
  34. Crystal Structure Prediction2▲ 68×1 topic
  35. Mantle Dynamics2▲ 68×1 topic
  36. Environmental Impacts2▲ 10×2 topics
  37. Manganese Oxides1▲ 87×1 topic
  38. Metal Recovery1▲ 13×3 topics
  39. Pore Structure1▲ 22×1 topic
  40. Shale Gas1▲ 21×1 topic

Which research topics does Geological Survey of Iran publish most on?

By volume in 2022–2025: Geological and Geochemical Analysis, Geochemistry and Geologic Mapping, earthquake and tectonic studies and Heavy metals in environment.

Geological and Geochemical Analysis: 5 fractional worksGeochemistry and Geologic Mapping: 5 fractional worksearthquake and tectonic studies: 5 fractional worksHeavy metals in environment: 4 fractional worksGeology and Paleoclimatology Research: 3 fractional worksMarine and environmental…2Marine and environmental studies: 2 fractional worksPaleontology and Stratigraphy of Fossils: 2 fractional worksHigh-pressure geophysics and materials: 2 fractional worksHydrocarbon exploration and reservoir analysis: 1 fractional worksGeochemistry and Elemental Analysis: 1 fractional works
GeophysicsArtificial IntelligencePollutionAtmospheric Science4 others

Area is fractional works; colour is the subfield each topic belongs to.

  1. 1 Geological and Geochemical Analysis Geophysics 5 works
  2. 2 Geochemistry and Geologic Mapping Artificial Intelligence 5 works
  3. 3 earthquake and tectonic studies Geophysics 5 works
  4. 4 Heavy metals in environment Pollution 4 works
  5. 5 Geology and Paleoclimatology Research Atmospheric Science 3 works
  6. 6 Marine and environmental studies Oceanography 2 works
  7. 7 Paleontology and Stratigraphy of Fossils Paleontology 2 works
  8. 8 High-pressure geophysics and materials Geophysics 2 works
  9. 9 Hydrocarbon exploration and reservoir analysis Mechanics of Materials 1 works
  10. 10 Geochemistry and Elemental Analysis Geochemistry and Petrology 1 works

How open and international is its research?

Against the world’s own shares — the tick on each track. Both are shares of its output, so they sit on one scale and can be read against each other as well as against the world.

openly available27.3%not open72.7%

World: 28% of research is openly available.

with international co-authors34.5%domestic only65.5%

World: 19% is written across borders.

How has Geological Survey of Iran's research output changed?

Output in 2018–2022 was 17% lower than in 2013–2017.

1990200020102020
grewheldshrank

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

Other research institutions in Tehran

All research institutions in Tehran

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners are in the interactive view on the map.