Class information for: |
Basic class information |
Hierarchy of classes |
The table includes all classes above and classes immediately below the current class. |
| Cluster id | Level | Cluster label | #P |
|---|---|---|---|
| 3 | 4 | GEOSCIENCES, MULTIDISCIPLINARY//GEOCHEMISTRY & GEOPHYSICS//METEOROLOGY & ATMOSPHERIC SCIENCES | 1953906 |
| 118 | 3 | FUEL//ENERGY & FUELS//PYROLYSIS | 71180 |
| 3267 | 2 | FLUID CATALYTIC CRACKING//STEAM CRACKING//CHEMISCHE TECHNIK | 2048 |
| 15083 | 1 | STEAM CRACKING//NAPHTHA PYROLYSIS//THERMAL CRACKING | 758 |
Terms with highest relevance score |
| rank | Category | termType | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|---|
| 1 | STEAM CRACKING | authKW | 958141 | 5% | 59% | 39 |
| 2 | NAPHTHA PYROLYSIS | authKW | 336776 | 1% | 90% | 9 |
| 3 | THERMAL CRACKING | authKW | 239227 | 5% | 14% | 40 |
| 4 | OLEFIN YIELD | authKW | 207888 | 1% | 100% | 5 |
| 5 | ETHYLENE CRACKING FURNACE | authKW | 187096 | 1% | 75% | 6 |
| 6 | DISENGAGER | authKW | 166310 | 1% | 100% | 4 |
| 7 | CRACKING FURNACE | authKW | 145514 | 1% | 50% | 7 |
| 8 | 2 STAGE PYROLYSIS | authKW | 124733 | 0% | 100% | 3 |
| 9 | FAST MIXING REACTOR | authKW | 124733 | 0% | 100% | 3 |
| 10 | STEAM CRACKING FURNACES | authKW | 124733 | 0% | 100% | 3 |
Web of Science journal categories |
| chi_square_rank | Category | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | Engineering, Chemical | 18734 | 65% | 0% | 492 |
| 2 | Engineering, Petroleum | 9253 | 11% | 0% | 85 |
| 3 | Energy & Fuels | 2118 | 18% | 0% | 135 |
| 4 | Engineering, Industrial | 425 | 4% | 0% | 33 |
| 5 | Chemistry, Multidisciplinary | 319 | 16% | 0% | 120 |
| 6 | Spectroscopy | 305 | 6% | 0% | 46 |
| 7 | Chemistry, Analytical | 144 | 7% | 0% | 56 |
| 8 | Thermodynamics | 85 | 3% | 0% | 25 |
| 9 | Engineering, Environmental | 79 | 3% | 0% | 24 |
| 10 | Geology | 63 | 1% | 0% | 11 |
Address terms |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | PETROCHEM TECH | 113015 | 3% | 12% | 22 |
| 2 | CHEM PROC CATALYSIS | 93548 | 0% | 75% | 3 |
| 3 | MOL PETCHEM | 83155 | 0% | 100% | 2 |
| 4 | CHEM TECHNOL PETR | 55431 | 1% | 33% | 4 |
| 5 | BASE PETROCHEM PROD | 41578 | 0% | 100% | 1 |
| 6 | BASE PETROCHEM PRODUCT | 41578 | 0% | 100% | 1 |
| 7 | CHEM ENGN CMIC | 41578 | 0% | 100% | 1 |
| 8 | ENVIRONM MAT PROC | 41578 | 0% | 100% | 1 |
| 9 | ETHYLENE POLYETHYLENE WORKS | 41578 | 0% | 100% | 1 |
| 10 | FAK CHEMICKEJ POTRAVINDRSKEJ TECHNOL | 41578 | 0% | 100% | 1 |
Journals |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | CHEMISCHE TECHNIK | 82926 | 7% | 4% | 50 |
| 2 | JOURNAL OF ANALYTICAL AND APPLIED PYROLYSIS | 20495 | 6% | 1% | 44 |
| 3 | INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH | 17239 | 14% | 0% | 108 |
| 4 | INDUSTRIAL & ENGINEERING CHEMISTRY PROCESS DESIGN AND DEVELOPMENT | 13627 | 2% | 2% | 18 |
| 5 | OIL & GAS JOURNAL | 6006 | 3% | 1% | 20 |
| 6 | REVUE DE L INSTITUT FRANCAIS DU PETROLE | 5861 | 1% | 1% | 10 |
| 7 | ERDOL & KOHLE ERDGAS PETROCHEMIE | 4781 | 1% | 1% | 10 |
| 8 | HYDROCARBON PROCESSING | 4228 | 2% | 1% | 12 |
| 9 | CHEMISTRY AND TECHNOLOGY OF FUELS AND OILS | 3353 | 1% | 1% | 9 |
| 10 | PRZEMYSL CHEMICZNY | 3205 | 3% | 0% | 20 |
Author Key Words |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass | LCSH search | Wikipedia search |
|---|---|---|---|---|---|---|---|
| 1 | STEAM CRACKING | 958141 | 5% | 59% | 39 | Search STEAM+CRACKING | Search STEAM+CRACKING |
| 2 | NAPHTHA PYROLYSIS | 336776 | 1% | 90% | 9 | Search NAPHTHA+PYROLYSIS | Search NAPHTHA+PYROLYSIS |
| 3 | THERMAL CRACKING | 239227 | 5% | 14% | 40 | Search THERMAL+CRACKING | Search THERMAL+CRACKING |
| 4 | OLEFIN YIELD | 207888 | 1% | 100% | 5 | Search OLEFIN+YIELD | Search OLEFIN+YIELD |
| 5 | ETHYLENE CRACKING FURNACE | 187096 | 1% | 75% | 6 | Search ETHYLENE+CRACKING+FURNACE | Search ETHYLENE+CRACKING+FURNACE |
| 6 | DISENGAGER | 166310 | 1% | 100% | 4 | Search DISENGAGER | Search DISENGAGER |
| 7 | CRACKING FURNACE | 145514 | 1% | 50% | 7 | Search CRACKING+FURNACE | Search CRACKING+FURNACE |
| 8 | 2 STAGE PYROLYSIS | 124733 | 0% | 100% | 3 | Search 2+STAGE+PYROLYSIS | Search 2+STAGE+PYROLYSIS |
| 9 | FAST MIXING REACTOR | 124733 | 0% | 100% | 3 | Search FAST+MIXING+REACTOR | Search FAST+MIXING+REACTOR |
| 10 | STEAM CRACKING FURNACES | 124733 | 0% | 100% | 3 | Search STEAM+CRACKING+FURNACES | Search STEAM+CRACKING+FURNACES |
Core articles |
The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c: (1) Number of references referring to publications in the class. (2) Share of total number of active references referring to publications in the class. (3) Age of the article. New articles get higher score than old articles. (4) Citation rate, normalized to year. |
Classes with closest relation at Level 1 |