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Research facility · Baiyin · China

Northwest Institute of Mining and Metallurgy

In research, Northwest Institute of Mining and Metallurgy stands highest in Physical Sciences (#18,719 of 21,541 worldwide) and Engineering (#10,810 of 11,412 worldwide), over all time.

nwimm.comROR OpenAlex
World rank, 2022–2025
#18,949
of 28,054 · #35,512 all time
Rank in China
#2,787
of 3,058
Research works
329
▼ 55% vs 2013–17
Citations
879
2.7 per fractional work
Top-10% rate
20.3%
record average 16.5%
Open access
14%
world 28%

What is Northwest Institute of Mining and Metallurgy 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 #18,719 of 21,541 4.4%244
EngineeringField #10,810 of 11,412 3.6%142

Each strip is that field’s whole ranked pool, with the notch where Northwest Institute of Mining and Metallurgy 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).

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: 0.48× its world share, 1 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.62× its world share, 2 worksBiochemistry, Geneti…Immunology and Microbiology: 2.20× its world share, 1 worksImmunology and Micro…Neuroscience: 0.07× its world share, 0 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 2.46× its world share, 0 worksPharmacology, Toxico…Chemical Engineering: 2.50× its world share, 0 worksChemical EngineeringChemistry: 2.47× its world share, 2 worksChemistryComputer Science: 0.70× its world share, 3 worksComputer ScienceEarth and Planetary Sciences: 2.30× its world share, 2 worksEarth and Planetary …Energy: 1.19× its world share, 1 worksEnergyEngineering: 1.67× its world share, 15 worksEngineeringEnvironmental Science: 1.94× its world share, 6 worksEnvironmental ScienceMaterials Science: 2.03× its world share, 4 worksMaterials SciencePhysics and Astronomy: 0.25× its world share, 0 worksPhysics and AstronomyDentistry: 1.22× its world share, 0 worksDentistryHealth Professions: 0.33× its world share, 0 worksHealth ProfessionsMedicine: 1.26× its world share, 15 worksMedicineNursing: 1.58× its world share, 0 worksNursingArts and Humanities: 0.38× its world share, 1 worksArts and HumanitiesBusiness, Management and Accounting: 0.51× its world share, 1 worksBusiness, Management…Decision Sciences: 0.28× its world share, 0 worksDecision SciencesPsychology: 1.04× its world share, 2 worksPsychologySocial Sciences: 0.10× its world share, 1 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Chemical Engineering, 2.5×. Every wedge is a field page.

Which keywords describe research at Northwest Institute of Mining and Metallurgy?

By fractional works in 2022–2025, weighted toward what it does more of than the world: CO2 Capture, Metal Recovery, Catalysis, Gas Permeability, Membrane Gas Separation, Mixed Matrix Membranes, Metallurgy and Microbial Communities.

▲ 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. Machine Learning4▲ 1.88×11 topics
  2. CO2 Capture3▲ 34×3 topics
  3. Metal Recovery3▲ 25×3 topics
  4. Deep Learning3▲ 1.39×10 topics
  5. Catalysis3▲ 6.9×7 topics
  6. Remote Sensing3▲ 3.5×9 topics
  7. Gas Permeability2▲ 40×2 topics
  8. Inflammation2▲ 1.94×16 topics
  9. Artificial Intelligence2▲ 2.8×7 topics
  10. Membrane Gas Separation2▲ 159×1 topic
  11. Mixed Matrix Membranes2▲ 159×1 topic
  12. Metallurgy2▲ 60×2 topics
  13. Big Data2▲ 3.6×4 topics
  14. Data Mining2▲ 4.4×4 topics
  15. Microbial Communities2▲ 7.8×4 topics
  16. Bioleaching2▲ 95×1 topic
  17. Internet of Things2▲ 3.5×6 topics
  18. Sulfide Minerals2▲ 95×1 topic
  19. Carbon Dioxide Capture2▲ 32×2 topics
  20. Cultural Heritage2▲ 4.7×4 topics
  21. Nanocomposites2▲ 3.2×7 topics
  22. Water Treatment2▲ 22×2 topics
  23. Land Use Change2▲ 8.1×4 topics
  24. Methane Storage2▲ 19×2 topics
  25. Flotation1▲ 81×1 topic
  26. Nanobubbles1▲ 81×1 topic
  27. Sustainable Technology1▲ 20×2 topics
  28. Ionic Liquids1▲ 7.8×6 topics
  29. Reconstruction1▲ 12×3 topics
  30. Circular Economy1▲ 7.1×2 topics
  31. Hyperspectral Imaging1▲ 7.2×2 topics
  32. Earthquake Damage1▲ 40×1 topic
  33. Geohazards1▲ 35×1 topic
  34. Regulatory T Cells1▲ 16×3 topics
  35. Acute Lung Injury1▲ 30×1 topic
  36. Adversity1▲ 24×1 topic
  37. Archaeological Artifacts1▲ 57×1 topic
  38. Cognitive Function1▲ 9.2×2 topics
  39. Crystalline1▲ 24×1 topic
  40. Mechanical Ventilation1▲ 15×1 topic

Which research topics does Northwest Institute of Mining and Metallurgy publish most on?

By volume in 2022–2025: Membrane Separation and Gas Transport, Metal Extraction and Bioleaching, Minerals Flotation and Separation Techniques and Remote Sensing and Land Use.

Membrane Separation and Gas Transport: 2 fractional worksMetal Extraction and Bioleaching: 2 fractional worksMinerals Flotation and Separation Techniques: 1 fractional worksRemote Sensing and Land Use: 1 fractional worksResilience and Mental Health: 1 fractional worksCovalent Organic Framework Applications: 1 fractional worksRespiratory Support and …1Respiratory Support and Mechanisms: 1 fractional worksExtraction and Separation Processes: 1 fractional worksImage Processing and 3D Reconstruction: 1 fractional worksMembrane Separation Tech…1Membrane Separation Technologies: 1 fractional works
Mechanical EngineeringBiomedical EngineeringWater Science and TechnologyAtmospheric Science4 others

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

  1. 1 Membrane Separation and Gas Transport Mechanical Engineering 2 works
  2. 2 Metal Extraction and Bioleaching Biomedical Engineering 2 works
  3. 3 Minerals Flotation and Separation Techniques Water Science and Technology 1 works
  4. 4 Remote Sensing and Land Use Atmospheric Science 1 works
  5. 5 Resilience and Mental Health Clinical Psychology 1 works
  6. 6 Covalent Organic Framework Applications Materials Chemistry 1 works
  7. 7 Respiratory Support and Mechanisms Pulmonary and Respiratory Medicine 1 works
  8. 8 Extraction and Separation Processes Mechanical Engineering 1 works
  9. 9 Image Processing and 3D Reconstruction Computer Vision and Pattern Recognition 1 works
  10. 10 Membrane Separation Technologies Water Science and Technology 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 available13.6%not open86.4%

World: 28% of research is openly available.

with international co-authors3.4%domestic only96.6%

World: 19% is written across borders.

How has Northwest Institute of Mining and Metallurgy's research output changed?

Output in 2018–2022 was 55% 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.

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.