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 |
| 335 | 3 | JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS//PHYSICAL REVIEW A//PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | 37816 |
| 1258 | 2 | ANTIHYDROGEN//PHYSICAL REVIEW A//POSITRONIUM | 9169 |
| 21744 | 1 | SWIERK COMP//J PET//POSITRONIUM | 430 |
Terms with highest relevance score |
| rank | Category | termType | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|---|
| 1 | SWIERK COMP | address | 1615520 | 5% | 96% | 23 |
| 2 | J PET | authKW | 366470 | 1% | 100% | 5 |
| 3 | POSITRONIUM | authKW | 232181 | 8% | 9% | 36 |
| 4 | ORTHOPOSITRONIUM DECAY | authKW | 219882 | 1% | 100% | 3 |
| 5 | NUCL METHODS | address | 191878 | 3% | 22% | 12 |
| 6 | PHYS ASTRON PL COMP SCI | address | 174409 | 6% | 10% | 24 |
| 7 | HYPERFINE SPLITTING HFS | authKW | 164910 | 1% | 75% | 3 |
| 8 | CHANNELED ELECTRONS | authKW | 146588 | 0% | 100% | 2 |
| 9 | TWO PARTICLE RELATIVISTIC EQUATION | authKW | 146588 | 0% | 100% | 2 |
| 10 | THREE GAMMA ANNIHILATION | authKW | 131927 | 1% | 60% | 3 |
Web of Science journal categories |
| chi_square_rank | Category | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | Physics, Nuclear | 3894 | 28% | 0% | 120 |
| 2 | Physics, Particles & Fields | 3591 | 30% | 0% | 130 |
| 3 | Physics, Multidisciplinary | 1920 | 31% | 0% | 134 |
| 4 | Physics, Atomic, Molecular & Chemical | 1514 | 24% | 0% | 103 |
| 5 | Optics | 856 | 20% | 0% | 84 |
| 6 | Nuclear Science & Technology | 469 | 10% | 0% | 44 |
| 7 | Instruments & Instrumentation | 236 | 8% | 0% | 35 |
| 8 | Astronomy & Astrophysics | 224 | 11% | 0% | 46 |
| 9 | Physics, Mathematical | 30 | 3% | 0% | 13 |
| 10 | Chemistry, Inorganic & Nuclear | 28 | 4% | 0% | 17 |
Address terms |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | SWIERK COMP | 1615520 | 5% | 96% | 23 |
| 2 | NUCL METHODS | 191878 | 3% | 22% | 12 |
| 3 | PHYS ASTRON PL COMP SCI | 174409 | 6% | 10% | 24 |
| 4 | INT ELEMENTARY PARTICLE PHYS ICEPP | 73294 | 0% | 100% | 1 |
| 5 | INTITUTE MET MAT SCI | 73294 | 0% | 100% | 1 |
| 6 | NATURWISSEN AFTLICH THEORET ZENT | 73294 | 0% | 100% | 1 |
| 7 | SUPER HIGH ENERGY | 73294 | 0% | 100% | 1 |
| 8 | TANASHIBRANCH | 73294 | 0% | 100% | 1 |
| 9 | THEORET TIELCHENPHYS | 73294 | 0% | 100% | 1 |
| 10 | TOMSK STATE UNIV CONTROL SYST RADIOELECT | 73294 | 0% | 100% | 1 |
Journals |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | SOVIET JOURNAL OF NUCLEAR PHYSICS-USSR | 7085 | 5% | 0% | 22 |
| 2 | PHYSICAL REVIEW A | 5259 | 16% | 0% | 70 |
| 3 | PHYSICS OF ATOMIC NUCLEI | 1753 | 3% | 0% | 12 |
| 4 | PHYSICAL REVIEW LETTERS | 1434 | 10% | 0% | 44 |
| 5 | NUKLEONIKA | 1200 | 1% | 0% | 5 |
| 6 | INTERNATIONAL JOURNAL OF MODERN PHYSICS A | 1087 | 3% | 0% | 12 |
| 7 | PHYSICS LETTERS B | 1078 | 6% | 0% | 27 |
| 8 | ACTA PHYSICA POLONICA B | 986 | 2% | 0% | 10 |
| 9 | INSTRUMENTS AND EXPERIMENTAL TECHNIQUES | 632 | 1% | 0% | 6 |
| 10 | PHYSICS OF PARTICLES AND NUCLEI | 575 | 1% | 0% | 3 |
Author Key Words |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass | LCSH search | Wikipedia search |
|---|---|---|---|---|---|---|---|
| 1 | J PET | 366470 | 1% | 100% | 5 | Search J+PET | Search J+PET |
| 2 | POSITRONIUM | 232181 | 8% | 9% | 36 | Search POSITRONIUM | Search POSITRONIUM |
| 3 | ORTHOPOSITRONIUM DECAY | 219882 | 1% | 100% | 3 | Search ORTHOPOSITRONIUM+DECAY | Search ORTHOPOSITRONIUM+DECAY |
| 4 | HYPERFINE SPLITTING HFS | 164910 | 1% | 75% | 3 | Search HYPERFINE+SPLITTING+HFS | Search HYPERFINE+SPLITTING+HFS |
| 5 | CHANNELED ELECTRONS | 146588 | 0% | 100% | 2 | Search CHANNELED+ELECTRONS | Search CHANNELED+ELECTRONS |
| 6 | TWO PARTICLE RELATIVISTIC EQUATION | 146588 | 0% | 100% | 2 | Search TWO+PARTICLE+RELATIVISTIC+EQUATION | Search TWO+PARTICLE+RELATIVISTIC+EQUATION |
| 7 | THREE GAMMA ANNIHILATION | 131927 | 1% | 60% | 3 | Search THREE+GAMMA+ANNIHILATION | Search THREE+GAMMA+ANNIHILATION |
| 8 | METHOD OF ITERATIONS | 97724 | 0% | 67% | 2 | Search METHOD+OF+ITERATIONS | Search METHOD+OF+ITERATIONS |
| 9 | ORTHOPOSITRONIUM | 94232 | 1% | 43% | 3 | Search ORTHOPOSITRONIUM | Search ORTHOPOSITRONIUM |
| 10 | 1310Q | 73294 | 0% | 100% | 1 | Search 1310Q | Search 1310Q |
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 |