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 |
| 141 | 3 | PHYSICAL REVIEW A//OPTICS//PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | 66180 |
| 1957 | 2 | HYPERPOLARIZED GAS//HYPERPOLARIZED//ATOMIC MAGNETOMETER | 6078 |
| 10306 | 1 | FREQUENCY STABILIZATION//SATURATED ABSORPTION SPECTROSCOPY//EXTERNAL CAVITY DIODE LASER | 1105 |
Terms with highest relevance score |
| rank | Category | termType | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|---|
| 1 | FREQUENCY STABILIZATION | authKW | 293301 | 3% | 29% | 36 |
| 2 | SATURATED ABSORPTION SPECTROSCOPY | authKW | 172539 | 1% | 55% | 11 |
| 3 | EXTERNAL CAVITY DIODE LASER | authKW | 165917 | 1% | 36% | 16 |
| 4 | ACOUSTOOPTIC SWITCHES | authKW | 146675 | 1% | 86% | 6 |
| 5 | EXTENDED CAVITY DIODE LASER | authKW | 76052 | 0% | 67% | 4 |
| 6 | WAVELENGTH STABILIZATION | authKW | 67593 | 1% | 30% | 8 |
| 7 | EXTERNAL CAVITY | authKW | 63461 | 1% | 14% | 16 |
| 8 | DAVLL | authKW | 57041 | 0% | 100% | 2 |
| 9 | DIRECT FSK MODULATION | authKW | 57041 | 0% | 100% | 2 |
| 10 | EXTERNAL CAVITY DIODE LASERS | authKW | 57041 | 0% | 100% | 2 |
Web of Science journal categories |
| chi_square_rank | Category | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | Optics | 21643 | 58% | 0% | 639 |
| 2 | Physics, Applied | 2545 | 32% | 0% | 356 |
| 3 | Engineering, Electrical & Electronic | 1892 | 26% | 0% | 286 |
| 4 | Instruments & Instrumentation | 1688 | 13% | 0% | 143 |
| 5 | Education, Scientific Disciplines | 273 | 3% | 0% | 29 |
| 6 | Physics, Multidisciplinary | 230 | 8% | 0% | 91 |
| 7 | Telecommunications | 144 | 4% | 0% | 41 |
| 8 | Physics, Atomic, Molecular & Chemical | 117 | 5% | 0% | 59 |
| 9 | Engineering, General | 30 | 2% | 0% | 20 |
| 10 | COMPUTER APPLICATIONS & CYBERNETICS | 9 | 0% | 0% | 1 |
Address terms |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | KITANO | 57041 | 0% | 100% | 2 |
| 2 | DF CCEN | 57037 | 0% | 50% | 4 |
| 3 | TIME FREQUENCY METROL | 41060 | 1% | 24% | 6 |
| 4 | ACCESS NEWWORK SERV SYST S | 28520 | 0% | 100% | 1 |
| 5 | ADV LASER SCI GRP | 28520 | 0% | 100% | 1 |
| 6 | ATOM OPT ULTRA T SPECT | 28520 | 0% | 100% | 1 |
| 7 | ECON GEOG DEMOGRAFIA | 28520 | 0% | 100% | 1 |
| 8 | ENVIRONM REMOTE SENSING SPECT | 28520 | 0% | 100% | 1 |
| 9 | ESPECT OTICA | 28520 | 0% | 100% | 1 |
| 10 | GENIE ELECT GENE INFORMAT | 28520 | 0% | 100% | 1 |
Journals |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | IEEE PHOTONICS TECHNOLOGY LETTERS | 8619 | 6% | 0% | 71 |
| 2 | OPTICS LETTERS | 8113 | 8% | 0% | 93 |
| 3 | REVIEW OF SCIENTIFIC INSTRUMENTS | 6932 | 8% | 0% | 87 |
| 4 | OPTICS COMMUNICATIONS | 6825 | 7% | 0% | 80 |
| 5 | APPLIED OPTICS | 5509 | 8% | 0% | 84 |
| 6 | APPLIED PHYSICS B-LASERS AND OPTICS | 5281 | 3% | 0% | 38 |
| 7 | ELECTRONICS LETTERS | 4733 | 7% | 0% | 82 |
| 8 | IEEE JOURNAL OF QUANTUM ELECTRONICS | 2562 | 3% | 0% | 28 |
| 9 | AMERICAN JOURNAL OF PHYSICS | 2503 | 2% | 0% | 25 |
| 10 | JOURNAL OF LIGHTWAVE TECHNOLOGY | 2019 | 3% | 0% | 30 |
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 |