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 |
|---|---|---|---|
| 1 | 4 | PHYSICS, CONDENSED MATTER//PHYSICS, APPLIED//MATERIALS SCIENCE, MULTIDISCIPLINARY | 2188495 |
| 64 | 3 | SEMICONDUCTOR LASERS//PHYSICS, APPLIED//PHYSICS, CONDENSED MATTER | 89567 |
| 26 | 2 | SUPERLATTICES AND MICROSTRUCTURES//QUANTUM WELLS//PHYSICS, CONDENSED MATTER | 34827 |
| 2647 | 1 | ELECTROABSORPTION MODULATORS//ELECTROABSORPTION//ELECTROABSORPTION MODULATOR EAM | 2214 |
Terms with highest relevance score |
| rank | Category | termType | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|---|
| 1 | ELECTROABSORPTION MODULATORS | authKW | 631693 | 5% | 43% | 103 |
| 2 | ELECTROABSORPTION | authKW | 246941 | 3% | 27% | 64 |
| 3 | ELECTROABSORPTION MODULATOR EAM | authKW | 203095 | 2% | 42% | 34 |
| 4 | QUANTUM CONFINED STARK EFFECT | authKW | 165935 | 2% | 27% | 44 |
| 5 | ELECTROABSORPTION EA | authKW | 109483 | 0% | 77% | 10 |
| 6 | INGAALAS | authKW | 109302 | 1% | 40% | 19 |
| 7 | OPTICAL MODULATION | authKW | 72950 | 3% | 8% | 65 |
| 8 | FIVE LAYER ASYMMETRIC COUPLED QUANTUM WELL FACQW | authKW | 71167 | 0% | 100% | 5 |
| 9 | IEEE PHOTONICS TECHNOLOGY LETTERS | journal | 66957 | 13% | 2% | 279 |
| 10 | UNCOOLED OPERATION | authKW | 64048 | 0% | 75% | 6 |
Web of Science journal categories |
| chi_square_rank | Category | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | Optics | 16438 | 36% | 0% | 802 |
| 2 | Engineering, Electrical & Electronic | 15356 | 49% | 0% | 1085 |
| 3 | Physics, Applied | 13814 | 51% | 0% | 1123 |
| 4 | Telecommunications | 1284 | 7% | 0% | 156 |
| 5 | Physics, Condensed Matter | 1191 | 14% | 0% | 309 |
| 6 | Physics, Multidisciplinary | 169 | 6% | 0% | 127 |
| 7 | Nanoscience & Nanotechnology | 13 | 2% | 0% | 43 |
| 8 | Crystallography | 2 | 1% | 0% | 21 |
| 9 | Materials Science, Multidisciplinary | 0 | 4% | 0% | 93 |
| 10 | Materials Science, Coatings & Films | -0 | 0% | 0% | 9 |
Address terms |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | NTT DEVICE INNOVAT | 42114 | 1% | 20% | 15 |
| 2 | NTT DEVICE TECHNOL S | 23696 | 1% | 11% | 15 |
| 3 | NTT PHOTON S | 20715 | 1% | 4% | 33 |
| 4 | IND NANO MICROTECHNOL | 18977 | 0% | 67% | 2 |
| 5 | OPTOELECT OPT NETWORKS GRP | 18977 | 0% | 67% | 2 |
| 6 | ALLGEMAINE ELE OTECH HOCHSPANUNGTECH | 14233 | 0% | 100% | 1 |
| 7 | AMPLIFICAT PROD | 14233 | 0% | 100% | 1 |
| 8 | CNPQ TELEBRAS | 14233 | 0% | 100% | 1 |
| 9 | COOPERAT BROADBAND TELECOMMUN | 14233 | 0% | 100% | 1 |
| 10 | CORP TECH ZT KM 4 | 14233 | 0% | 100% | 1 |
Journals |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | IEEE PHOTONICS TECHNOLOGY LETTERS | 66957 | 13% | 2% | 279 |
| 2 | IEEE JOURNAL OF QUANTUM ELECTRONICS | 43952 | 7% | 2% | 163 |
| 3 | ELECTRONICS LETTERS | 27333 | 13% | 1% | 277 |
| 4 | JOURNAL OF LIGHTWAVE TECHNOLOGY | 13980 | 5% | 1% | 111 |
| 5 | APPLIED PHYSICS LETTERS | 12322 | 14% | 0% | 314 |
| 6 | SUPERLATTICES AND MICROSTRUCTURES | 4484 | 2% | 1% | 46 |
| 7 | OPTICAL AND QUANTUM ELECTRONICS | 2602 | 1% | 1% | 28 |
| 8 | IEE PROCEEDINGS-OPTOELECTRONICS | 2458 | 1% | 1% | 12 |
| 9 | SEMICONDUCTOR SCIENCE AND TECHNOLOGY | 2456 | 2% | 0% | 38 |
| 10 | JOURNAL OF APPLIED PHYSICS | 2401 | 6% | 0% | 140 |
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 |