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 |
|---|---|---|---|
| 13 | 4 | PHYSICS, PARTICLES & FIELDS//PHYSICS, NUCLEAR//OPTICS | 1062565 |
| 33 | 3 | OPTICS//IEEE PHOTONICS TECHNOLOGY LETTERS//JOURNAL OF LIGHTWAVE TECHNOLOGY | 112980 |
| 783 | 2 | FIBER LASER//OPTICS//FIBER AMPLIFIER | 12507 |
| 20557 | 1 | FIBER OPT//BI IONS//UNIVALENT BISMUTH | 478 |
Terms with highest relevance score |
| rank | Category | termType | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|---|
| 1 | FIBER OPT | address | 820054 | 21% | 12% | 101 |
| 2 | BI IONS | authKW | 593403 | 2% | 100% | 9 |
| 3 | UNIVALENT BISMUTH | authKW | 461536 | 1% | 100% | 7 |
| 4 | BISMUTH CENTRES | authKW | 329669 | 1% | 100% | 5 |
| 5 | BISMUTH DOPED OPTICAL FIBRE | authKW | 329669 | 1% | 100% | 5 |
| 6 | BI DOPED FIBER | authKW | 263735 | 1% | 100% | 4 |
| 7 | BISMUTH DOPED | authKW | 210986 | 1% | 80% | 4 |
| 8 | BISMUTH DOPED FIBER | authKW | 210986 | 1% | 80% | 4 |
| 9 | BISMUTH FIBRE LASER | authKW | 197801 | 1% | 100% | 3 |
| 10 | BISMUTH MONOCATION | authKW | 197801 | 1% | 100% | 3 |
Web of Science journal categories |
| chi_square_rank | Category | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | Optics | 6010 | 47% | 0% | 223 |
| 2 | Materials Science, Ceramics | 2042 | 13% | 0% | 63 |
| 3 | Physics, Applied | 647 | 26% | 0% | 122 |
| 4 | Materials Science, Multidisciplinary | 532 | 26% | 0% | 123 |
| 5 | Engineering, Electrical & Electronic | 96 | 11% | 0% | 52 |
| 6 | Physics, Multidisciplinary | 24 | 5% | 0% | 24 |
| 7 | Nanoscience & Nanotechnology | 11 | 3% | 0% | 13 |
| 8 | Physics, Atomic, Molecular & Chemical | 10 | 3% | 0% | 15 |
| 9 | Spectroscopy | 6 | 2% | 0% | 8 |
| 10 | Chemistry, Physical | 1 | 5% | 0% | 23 |
Address terms |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | FIBER OPT | 820054 | 21% | 12% | 101 |
| 2 | PHLAM UMR CNRS 8523 | 197795 | 1% | 50% | 6 |
| 3 | OPT COMMUN MAT | 140822 | 7% | 6% | 34 |
| 4 | CHEM HIGH PUR SUBST | 138107 | 5% | 10% | 22 |
| 5 | FR3024 | 131867 | 0% | 100% | 2 |
| 6 | STATE MODERN RUMENTS | 87910 | 0% | 67% | 2 |
| 7 | CHEM HIGH PURITY SUBST | 86748 | 1% | 26% | 5 |
| 8 | GG DEVYATYKH CHEM HIGH PUR SUBST | 74907 | 2% | 11% | 10 |
| 9 | STATE LUMINESCENCE PHYS CHEM | 70323 | 1% | 27% | 4 |
| 10 | ADV MAT RARE PRECIOUS NONFERROUS MET | 69343 | 2% | 12% | 9 |
Journals |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | QUANTUM ELECTRONICS | 14674 | 6% | 1% | 31 |
| 2 | OPTICAL MATERIALS EXPRESS | 6644 | 3% | 1% | 14 |
| 3 | OPTICS LETTERS | 5445 | 10% | 0% | 50 |
| 4 | OPTICS EXPRESS | 4057 | 10% | 0% | 47 |
| 5 | OPTICAL MATERIALS | 3851 | 4% | 0% | 20 |
| 6 | JOURNAL OF NON-CRYSTALLINE SOLIDS | 2888 | 7% | 0% | 32 |
| 7 | LASER PHYSICS | 1714 | 2% | 0% | 11 |
| 8 | RUSSIAN JOURNAL OF PHYSICAL CHEMISTRY B | 1611 | 1% | 0% | 6 |
| 9 | JOURNAL OF LUMINESCENCE | 1009 | 3% | 0% | 14 |
| 10 | INTERNATIONAL JOURNAL OF APPLIED GLASS SCIENCE | 872 | 0% | 1% | 2 |
Author Key Words |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass | LCSH search | Wikipedia search |
|---|---|---|---|---|---|---|---|
| 1 | BI IONS | 593403 | 2% | 100% | 9 | Search BI+IONS | Search BI+IONS |
| 2 | UNIVALENT BISMUTH | 461536 | 1% | 100% | 7 | Search UNIVALENT+BISMUTH | Search UNIVALENT+BISMUTH |
| 3 | BISMUTH CENTRES | 329669 | 1% | 100% | 5 | Search BISMUTH+CENTRES | Search BISMUTH+CENTRES |
| 4 | BISMUTH DOPED OPTICAL FIBRE | 329669 | 1% | 100% | 5 | Search BISMUTH+DOPED+OPTICAL+FIBRE | Search BISMUTH+DOPED+OPTICAL+FIBRE |
| 5 | BI DOPED FIBER | 263735 | 1% | 100% | 4 | Search BI+DOPED+FIBER | Search BI+DOPED+FIBER |
| 6 | BISMUTH DOPED | 210986 | 1% | 80% | 4 | Search BISMUTH+DOPED | Search BISMUTH+DOPED |
| 7 | BISMUTH DOPED FIBER | 210986 | 1% | 80% | 4 | Search BISMUTH+DOPED+FIBER | Search BISMUTH+DOPED+FIBER |
| 8 | BISMUTH FIBRE LASER | 197801 | 1% | 100% | 3 | Search BISMUTH+FIBRE+LASER | Search BISMUTH+FIBRE+LASER |
| 9 | BISMUTH MONOCATION | 197801 | 1% | 100% | 3 | Search BISMUTH+MONOCATION | Search BISMUTH+MONOCATION |
| 10 | SUBVALENT BISMUTH | 197801 | 1% | 100% | 3 | Search SUBVALENT+BISMUTH | Search SUBVALENT+BISMUTH |
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 |