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 |
| 1213 | 2 | OPTICS//OPTICS LETTERS//CHIRPED PULSE AMPLIFICATION | 9463 |
| 9846 | 1 | APPLIED PHYSICS B-PHOTOPHYSICS AND LASER CHEMISTRY//KVANTOVAYA ELEKTRONIKA//OPTICS COMMUNICATIONS | 1148 |
Terms with highest relevance score |
| rank | Category | termType | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|---|
| 1 | APPLIED PHYSICS B-PHOTOPHYSICS AND LASER CHEMISTRY | journal | 82905 | 6% | 4% | 69 |
| 2 | KVANTOVAYA ELEKTRONIKA | journal | 63439 | 11% | 2% | 123 |
| 3 | OPTICS COMMUNICATIONS | journal | 62563 | 21% | 1% | 245 |
| 4 | EQUIPE LASER OPT GUIDEE | address | 52786 | 0% | 38% | 5 |
| 5 | 4 PASS AMPLIFIER | authKW | 27452 | 0% | 100% | 1 |
| 6 | ACIDPROOF PURPLISH RED | authKW | 27452 | 0% | 100% | 1 |
| 7 | ACTIVE NEGATIVE FEEDBACK | authKW | 27452 | 0% | 100% | 1 |
| 8 | AMPLIFICATION IN DYES | authKW | 27452 | 0% | 100% | 1 |
| 9 | ARGON ION LASERS | authKW | 27452 | 0% | 100% | 1 |
| 10 | ASTIGMATISM COMPENSATION | authKW | 27452 | 0% | 100% | 1 |
Web of Science journal categories |
| chi_square_rank | Category | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | Optics | 22634 | 58% | 0% | 666 |
| 2 | Physics, Applied | 3719 | 38% | 0% | 431 |
| 3 | Engineering, Electrical & Electronic | 1385 | 22% | 0% | 255 |
| 4 | Physics, Multidisciplinary | 128 | 7% | 0% | 75 |
| 5 | Instruments & Instrumentation | 128 | 4% | 0% | 48 |
| 6 | Spectroscopy | 81 | 3% | 0% | 34 |
| 7 | Engineering, General | 32 | 2% | 0% | 21 |
| 8 | Materials Science, Textiles | 6 | 0% | 0% | 4 |
| 9 | Physics, Atomic, Molecular & Chemical | 3 | 2% | 0% | 23 |
| 10 | Multidisciplinary Sciences | 0 | 0% | 0% | 4 |
Address terms |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | EQUIPE LASER OPT GUIDEE | 52786 | 0% | 38% | 5 |
| 2 | CHEM PICOSECOND LASER GRP | 27452 | 0% | 100% | 1 |
| 3 | FAK NATURWISSEN PHYS 2 | 27452 | 0% | 100% | 1 |
| 4 | GODDARD SPACE FLIGHT PHOTON BRANCH | 27452 | 0% | 100% | 1 |
| 5 | IST FIS G MARCONI IST NAZL FIS NUCL | 27452 | 0% | 100% | 1 |
| 6 | LASER SCI ENGN GRP | 27452 | 0% | 100% | 1 |
| 7 | PICOSECOND STREAK CAMERA PL | 27452 | 0% | 100% | 1 |
| 8 | PLICAT 2800 INDIAN RIPPLE RD | 27452 | 0% | 100% | 1 |
| 9 | SPACE GEODESY ALTIMETRY PROJECTS OFF | 27452 | 0% | 100% | 1 |
| 10 | PHYS RECH OPT LASER | 21959 | 0% | 40% | 2 |
Journals |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | APPLIED PHYSICS B-PHOTOPHYSICS AND LASER CHEMISTRY | 82905 | 6% | 4% | 69 |
| 2 | KVANTOVAYA ELEKTRONIKA | 63439 | 11% | 2% | 123 |
| 3 | OPTICS COMMUNICATIONS | 62563 | 21% | 1% | 245 |
| 4 | IEEE JOURNAL OF QUANTUM ELECTRONICS | 19901 | 7% | 1% | 79 |
| 5 | OPTICAL AND QUANTUM ELECTRONICS | 10906 | 4% | 1% | 41 |
| 6 | OPTICS LETTERS | 9219 | 9% | 0% | 101 |
| 7 | LASER FOCUS WITH FIBEROPTIC TECHNOLOGY | 4257 | 0% | 4% | 4 |
| 8 | JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B-OPTICAL PHYSICS | 4083 | 4% | 0% | 41 |
| 9 | LASER FOCUS-ELECTRO-OPTICS | 3680 | 0% | 3% | 5 |
| 10 | CHINESE PHYSICS-ENGLISH TR | 2415 | 1% | 1% | 9 |
Author Key Words |
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 |