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 |
| 556 | 3 | CHALCOGENIDE GLASSES//CHALCOGENIDES//PHASE CHANGE MEMORY | 18113 |
| 1276 | 2 | PHASE CHANGE MEMORY//OPTICAL DISK//GE2SB2TE5 | 9078 |
| 1284 | 2 | CHALCOGENIDE GLASSES//CHALCOGENIDES//JOURNAL OF NON-CRYSTALLINE SOLIDS | 9035 |
Terms with highest relevance score |
| rank | Category | termType | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|---|
| 1 | CHALCOGENIDE GLASSES | authKW | 1517925 | 6% | 80% | 1096 |
| 2 | CHALCOGENIDES | authKW | 423423 | 4% | 31% | 785 |
| 3 | PHASE CHANGE MEMORY | authKW | 356063 | 2% | 75% | 275 |
| 4 | JOURNAL OF NON-CRYSTALLINE SOLIDS | journal | 226804 | 10% | 8% | 1740 |
| 5 | OPTICAL DISK | authKW | 207922 | 1% | 73% | 163 |
| 6 | GE2SB2TE5 | authKW | 191537 | 1% | 96% | 115 |
| 7 | GE SB TE | authKW | 137385 | 0% | 98% | 81 |
| 8 | AMORPHOUS CHALCOGENIDES | authKW | 135934 | 0% | 89% | 88 |
| 9 | PHASE CHANGE MEMORY PCM | authKW | 132338 | 1% | 79% | 96 |
| 10 | INFRARED MAT DEVICES | address | 126677 | 1% | 65% | 112 |
Web of Science journal categories |
| chi_square_rank | Category | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | Physics, Applied | 72879 | 41% | 1% | 7505 |
| 2 | Materials Science, Ceramics | 62815 | 12% | 2% | 2158 |
| 3 | Materials Science, Multidisciplinary | 39475 | 34% | 0% | 6219 |
| 4 | Physics, Condensed Matter | 20202 | 19% | 0% | 3444 |
| 5 | Optics | 12337 | 12% | 0% | 2191 |
| 6 | Engineering, Electrical & Electronic | 7524 | 14% | 0% | 2589 |
| 7 | Materials Science, Coatings & Films | 2574 | 3% | 0% | 575 |
| 8 | Nanoscience & Nanotechnology | 1088 | 4% | 0% | 672 |
| 9 | Physics, Multidisciplinary | 1010 | 5% | 0% | 939 |
| 10 | Metallurgy & Metallurgical Engineering | 481 | 3% | 0% | 496 |
Address terms |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | INFRARED MAT DEVICES | 126677 | 1% | 65% | 112 |
| 2 | JOINT SOLID STATE CHEM | 91517 | 1% | 38% | 138 |
| 3 | STATE FUNCT MAT INFORMAT | 77566 | 2% | 16% | 288 |
| 4 | VER CERAM | 77298 | 1% | 38% | 116 |
| 5 | SHANGHAI MICROSYST INFORMAT TECHNOL | 67780 | 2% | 11% | 359 |
| 6 | EQUIPE VER CERAM | 65979 | 0% | 49% | 77 |
| 7 | OPT DISK SYST DEV | 55059 | 0% | 81% | 39 |
| 8 | INFORMAT STORAGE DEVICE | 53624 | 0% | 47% | 66 |
| 9 | PL NEAR FIELD OPT | 43245 | 0% | 66% | 38 |
| 10 | OPT MEMORY ENGN | 40723 | 0% | 76% | 31 |
Journals |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | JOURNAL OF NON-CRYSTALLINE SOLIDS | 226804 | 10% | 8% | 1740 |
| 2 | JOURNAL OF OPTOELECTRONICS AND ADVANCED MATERIALS | 99373 | 3% | 10% | 553 |
| 3 | JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS | 63135 | 6% | 3% | 1074 |
| 4 | CHALCOGENIDE LETTERS | 38798 | 1% | 18% | 128 |
| 5 | IEEE TRANSACTIONS ON MAGNETICS | 37812 | 5% | 3% | 875 |
| 6 | JOURNAL OF APPLIED PHYSICS | 12130 | 5% | 1% | 913 |
| 7 | JOURNAL OF OVONIC RESEARCH | 9617 | 0% | 14% | 39 |
| 8 | GLASS PHYSICS AND CHEMISTRY | 8779 | 1% | 5% | 99 |
| 9 | JAPANESE JOURNAL OF APPLIED PHYSICS | 7565 | 2% | 2% | 276 |
| 10 | MINI-MICRO SYSTEMS | 6606 | 0% | 25% | 15 |
Author Key Words |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass | LCSH search | Wikipedia search |
|---|---|---|---|---|---|---|---|
| 1 | CHALCOGENIDE GLASSES | 1517925 | 6% | 80% | 1096 | Search CHALCOGENIDE+GLASSES | Search CHALCOGENIDE+GLASSES |
| 2 | CHALCOGENIDES | 423423 | 4% | 31% | 785 | Search CHALCOGENIDES | Search CHALCOGENIDES |
| 3 | PHASE CHANGE MEMORY | 356063 | 2% | 75% | 275 | Search PHASE+CHANGE+MEMORY | Search PHASE+CHANGE+MEMORY |
| 4 | OPTICAL DISK | 207922 | 1% | 73% | 163 | Search OPTICAL+DISK | Search OPTICAL+DISK |
| 5 | GE2SB2TE5 | 191537 | 1% | 96% | 115 | Search GE2SB2TE5 | Search GE2SB2TE5 |
| 6 | GE SB TE | 137385 | 0% | 98% | 81 | Search GE+SB+TE | Search GE+SB+TE |
| 7 | AMORPHOUS CHALCOGENIDES | 135934 | 0% | 89% | 88 | Search AMORPHOUS+CHALCOGENIDES | Search AMORPHOUS+CHALCOGENIDES |
| 8 | PHASE CHANGE MEMORY PCM | 132338 | 1% | 79% | 96 | Search PHASE+CHANGE+MEMORY+PCM | Search PHASE+CHANGE+MEMORY+PCM |
| 9 | CHALCOHALIDE GLASSES | 100929 | 0% | 88% | 66 | Search CHALCOHALIDE+GLASSES | Search CHALCOHALIDE+GLASSES |
| 10 | AMORPHOUS SEMICONDUCTORS | 100543 | 1% | 27% | 216 | Search AMORPHOUS+SEMICONDUCTORS | Search AMORPHOUS+SEMICONDUCTORS |
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 3 |