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Hospital / health system · Panjing · China

Second Hospital of Liaohe Oilfield

In research, Second Hospital of Liaohe Oilfield stands highest in Physical Sciences (#10,261 of 12,888 worldwide) and Engineering (#5,312 of 6,636 worldwide), 2022–2025. Relative to its size it is most specialised in Ocean Engineering and Mechanics of Materials — Ocean Engineering is 49.7× its share of world research.

ROR OpenAlex
World rank, 2022–2025
#18,908
of 28,054 · #24,314 all time
Rank in China
#2,782
of 3,058
Research works
1.8k
▼ 65% vs 2013–17
Citations
3.7k
2.0 per fractional work
Top-10% rate
9.0%
record average 16.5%
Open access
12%
world 28%

What is Second Hospital of Liaohe Oilfield known for in research?

The fields where it stands highest, 2022–2025, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
Physical SciencesDomain #10,261 of 12,888 8.3%177 #13393
EngineeringField #5,312 of 6,636 8.1%120 #4281

Each strip is that field’s whole ranked pool, with the notch where Second Hospital of Liaohe Oilfield 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 Second Hospital of Liaohe Oilfield specialise in?

Where its research is concentrated relative to its size: Ocean Engineering takes 49.7× the share of its output that it takes of world research.

  1. Ocean EngineeringSubfield · 48.6 works50×
  2. Mechanics of MaterialsSubfield · 26.7 works20×
← 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.

Biochemistry, Genetics and Molecular Biology: 0.14× its world share, 1 worksBiochemistry, Geneti…Immunology and Microbiology: 0.18× its world share, 0 worksImmunology and Micro…Neuroscience: 0.22× its world share, 1 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.10× its world share, 0 worksPharmacology, Toxico…Chemical Engineering: 1.24× its world share, 1 worksChemical EngineeringChemistry: 2.90× its world share, 9 worksChemistryComputer Science: 0.53× its world share, 8 worksComputer ScienceEarth and Planetary Sciences: 5.31× its world share, 16 worksEarth and Planetary …Energy: 1.39× its world share, 2 worksEnergyEngineering: 4.25× its world share, 120 worksEngineeringEnvironmental Science: 1.27× its world share, 12 worksEnvironmental ScienceMaterials Science: 1.22× its world share, 8 worksMaterials SciencePhysics and Astronomy: 0.62× its world share, 3 worksPhysics and AstronomyHealth Professions: 0.02× its world share, 0 worksHealth ProfessionsMedicine: 0.17× its world share, 6 worksMedicineNursing: 0.12× its world share, 0 worksNursingDecision Sciences: 0.09× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.12× its world share, 0 worksEconomics, Econometr…Social Sciences: 0.05× 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, 5.3×. Every wedge is a field page.

Who are the top researchers at Second Hospital of Liaohe Oilfield?

Ranked on the composite score, Zhao Hongyan and Huang Ta lead among researchers whose main affiliation is Second Hospital of Liaohe Oilfield.

  1. 1 Zhao Hongyan China · #906,881 worldwide 0 citations · 21 works
  2. 2 Huang Ta China · #1,584,882 worldwide 0 citations · 22 works
All ranked researchers at Second Hospital of Liaohe Oilfield

Which keywords describe research at Second Hospital of Liaohe Oilfield?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Pore Structure, Shale Gas, Gas Permeability, Mudstones, Thermal Maturity, CO2 Sequestration, Hydraulic Fracturing and Fracture Propagation.

▲ 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. Pore Structure23▲ 97×3 topics
  2. Shale Gas21▲ 89×2 topics
  3. Gas Permeability21▲ 110×2 topics
  4. Mudstones20▲ 142×1 topic
  5. Thermal Maturity20▲ 142×1 topic
  6. CO2 Sequestration18▲ 50×4 topics
  7. Machine Learning17▲ 2.8×12 topics
  8. Hydraulic Fracturing17▲ 80×2 topics
  9. Fracture Propagation16▲ 138×1 topic
  10. Shale Gas Reservoirs16▲ 138×1 topic
  11. Porous Media16▲ 64×6 topics
  12. Surfactants14▲ 78×4 topics
  13. Nanoparticles14▲ 5.8×13 topics
  14. Pore-scale Modeling13▲ 192×1 topic
  15. X-ray Computed Tomography13▲ 192×1 topic
  16. Optimization13▲ 15×7 topics
  17. Rheological Properties12▲ 37×3 topics
  18. Vibration Analysis12▲ 23×2 topics
  19. Drilling Fluids12▲ 112×1 topic
  20. Fault Diagnosis12▲ 43×4 topics
  21. Well Integrity12▲ 112×1 topic
  22. Data Assimilation11▲ 38×1 topic
  23. Ensemble Kalman Filter11▲ 59×1 topic
  24. Predictive Maintenance11▲ 72×2 topics
  25. Artificial Lift Systems10▲ 184×1 topic
  26. Electric Submersible Pumps10▲ 184×1 topic
  27. Petroleum9▲ 96×2 topics
  28. Biodegradation6▲ 36×3 topics
  29. Geological Mapping6▲ 41×2 topics
  30. Mass Spectrometry6▲ 22×2 topics
  31. Asphaltenes6▲ 140×1 topic
  32. Naphthenic Acids6▲ 140×1 topic
  33. Data Integration5▲ 16×2 topics
  34. Tectonics5▲ 22×3 topics
  35. Geophysical Imaging5▲ 46×2 topics
  36. Continental Margin4▲ 39×2 topics
  37. Crustal Structure4▲ 39×2 topics
  38. Numerical Simulation4▲ 8.0×6 topics
  39. Reactive Transport4▲ 44×2 topics
  40. GIS-based Modeling4▲ 26×2 topics

Which research topics does Second Hospital of Liaohe Oilfield publish most on?

By volume in 2022–2025: Hydrocarbon exploration and reservoir analysis, Hydraulic Fracturing and Reservoir Analysis, Enhanced Oil Recovery Techniques and Drilling and Well Engineering.

Hydrocarbon exploration …20Hydrocarbon exploration and reservoir analysis: 20 fractional worksHydraulic Fracturing and Reservoir Analysis: 16 fractional worksEnhanced Oil Recovery Te…13Enhanced Oil Recovery Techniques: 13 fractional worksDrilling and Well Engine…12Drilling and Well Engineering: 12 fractional worksReservoir Engineering an…11Reservoir Engineering and Simulation Methods: 11 fractional worksOil and Gas Production T…10Oil and Gas Production Techniques: 10 fractional worksPetroleum Processing and Analysis: 6 fractional worksGeological Modeling and Analysis: 4 fractional worksCO2 Sequestration and Geologic Interactions: 4 fractional worksMethane Hydrates and Related Phenomena: 3 fractional works
Mechanics of MaterialsMechanical EngineeringOcean EngineeringAnalytical Chemistry3 others

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

  1. 1 Hydrocarbon exploration and reservoir analysis Mechanics of Materials 20 works
  2. 2 Hydraulic Fracturing and Reservoir Analysis Mechanical Engineering 16 works
  3. 3 Enhanced Oil Recovery Techniques Ocean Engineering 13 works
  4. 4 Drilling and Well Engineering Ocean Engineering 12 works
  5. 5 Reservoir Engineering and Simulation Methods Ocean Engineering 11 works
  6. 6 Oil and Gas Production Techniques Ocean Engineering 10 works
  7. 7 Petroleum Processing and Analysis Analytical Chemistry 6 works
  8. 8 Geological Modeling and Analysis Geochemistry and Petrology 4 works
  9. 9 CO2 Sequestration and Geologic Interactions Environmental Engineering 4 works
  10. 10 Methane Hydrates and Related Phenomena Environmental Chemistry 3 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 available11.9%not open88.1%

World: 28% of research is openly available.

with international co-authors2.8%domestic only97.2%

World: 19% is written across borders.

How has Second Hospital of Liaohe Oilfield's research output changed?

Output in 2018–2022 was 65% 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 Panjing

All research institutions in Panjing

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.