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 |
| 108 | 3 | PHOSPHOR//LUMINESCENCE//JOURNAL OF LUMINESCENCE | 73214 |
| 72 | 2 | PHOSPHOR//LUMINESCENCE//UPCONVERSION | 28266 |
| 81 | 1 | PHOSPHOR//WHITE LED//LUMINESCENCE | 4562 |
Terms with highest relevance score |
| rank | Category | termType | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|---|
| 1 | PHOSPHOR | authKW | 2471488 | 26% | 30% | 1198 |
| 2 | WHITE LED | authKW | 1050858 | 6% | 53% | 288 |
| 3 | LUMINESCENCE | authKW | 427211 | 23% | 6% | 1050 |
| 4 | WHITE LIGHT EMITTING DIODES | authKW | 255168 | 2% | 40% | 93 |
| 5 | EU2 | authKW | 244794 | 2% | 42% | 84 |
| 6 | PHOSPHORS | address | 230593 | 1% | 70% | 48 |
| 7 | ENERGY TRANSFER | authKW | 217354 | 9% | 8% | 417 |
| 8 | WLEDS | authKW | 211867 | 1% | 65% | 47 |
| 9 | SIALON GRP | address | 159814 | 1% | 64% | 36 |
| 10 | OPTICAL MATERIALS | authKW | 151166 | 5% | 9% | 250 |
Web of Science journal categories |
| chi_square_rank | Category | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | Materials Science, Multidisciplinary | 14957 | 41% | 0% | 1878 |
| 2 | Materials Science, Ceramics | 9871 | 9% | 0% | 433 |
| 3 | Optics | 7367 | 18% | 0% | 810 |
| 4 | Physics, Applied | 2957 | 19% | 0% | 856 |
| 5 | Metallurgy & Metallurgical Engineering | 1735 | 7% | 0% | 338 |
| 6 | Chemistry, Inorganic & Nuclear | 1728 | 8% | 0% | 357 |
| 7 | Chemistry, Physical | 1553 | 15% | 0% | 689 |
| 8 | Materials Science, Coatings & Films | 820 | 4% | 0% | 160 |
| 9 | Physics, Condensed Matter | 607 | 8% | 0% | 373 |
| 10 | Electrochemistry | 503 | 3% | 0% | 159 |
Address terms |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | PHOSPHORS | 230593 | 1% | 70% | 48 |
| 2 | SIALON GRP | 159814 | 1% | 64% | 36 |
| 3 | SPECIAL FUNCT MAT STRUCT DESIGN | 127646 | 1% | 27% | 68 |
| 4 | NITRIDE PARTICLE GRP | 120110 | 0% | 87% | 20 |
| 5 | SIALON UNIT | 96800 | 1% | 52% | 27 |
| 6 | ENGN RARE EARTH MAT | 84565 | 1% | 28% | 44 |
| 7 | STATE RARE EARTH OURCE UTILIZAT | 75582 | 3% | 7% | 154 |
| 8 | LUMILEDS DEV AACHEN | 59689 | 0% | 79% | 11 |
| 9 | SUSTAINABLE OURCES PROC ADV MAT | 59689 | 0% | 79% | 11 |
| 10 | PHYS SCI TECHNOL | 59496 | 7% | 3% | 327 |
Journals |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | JOURNAL OF LUMINESCENCE | 76761 | 8% | 3% | 374 |
| 2 | OPTICAL MATERIALS | 25774 | 4% | 2% | 160 |
| 3 | JOURNAL OF RARE EARTHS | 24316 | 3% | 3% | 122 |
| 4 | JOURNAL OF MATERIALS CHEMISTRY C | 23912 | 3% | 2% | 144 |
| 5 | ECS JOURNAL OF SOLID STATE SCIENCE AND TECHNOLOGY | 22842 | 2% | 5% | 70 |
| 6 | LUMINESCENCE | 20010 | 2% | 4% | 70 |
| 7 | CERAMICS INTERNATIONAL | 16758 | 4% | 1% | 195 |
| 8 | JOURNAL OF ALLOYS AND COMPOUNDS | 14897 | 7% | 1% | 307 |
| 9 | MATERIALS RESEARCH BULLETIN | 13235 | 3% | 1% | 150 |
| 10 | JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ELECTRONICS | 5437 | 2% | 1% | 88 |
Author Key Words |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass | LCSH search | Wikipedia search |
|---|---|---|---|---|---|---|---|
| 1 | PHOSPHOR | 2471488 | 26% | 30% | 1198 | Search PHOSPHOR | Search PHOSPHOR |
| 2 | WHITE LED | 1050858 | 6% | 53% | 288 | Search WHITE+LED | Search WHITE+LED |
| 3 | LUMINESCENCE | 427211 | 23% | 6% | 1050 | Search LUMINESCENCE | Search LUMINESCENCE |
| 4 | WHITE LIGHT EMITTING DIODES | 255168 | 2% | 40% | 93 | Search WHITE+LIGHT+EMITTING+DIODES | Search WHITE+LIGHT+EMITTING+DIODES |
| 5 | EU2 | 244794 | 2% | 42% | 84 | Search EU2 | Search EU2 |
| 6 | ENERGY TRANSFER | 217354 | 9% | 8% | 417 | Search ENERGY+TRANSFER | Search ENERGY+TRANSFER |
| 7 | WLEDS | 211867 | 1% | 65% | 47 | Search WLEDS | Search WLEDS |
| 8 | OPTICAL MATERIALS | 151166 | 5% | 9% | 250 | Search OPTICAL+MATERIALS | Search OPTICAL+MATERIALS |
| 9 | SILICATE PHOSPHOR | 143880 | 1% | 83% | 25 | Search SILICATE+PHOSPHOR | Search SILICATE+PHOSPHOR |
| 10 | SR2SIO4 | 108398 | 0% | 83% | 19 | Search SR2SIO4 | Search SR2SIO4 |
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 |
| rank | cluster_id2 | link |
|---|---|---|
| 1 | 23472 | MN4//MN4 ION//RED PHOSPHOR |
| 2 | 4651 | BAMOO4//SRMOO4//CAMOO4 |
| 3 | 11696 | BAMGAL10O17EU2//YBO3EU3//PHOSPHOR |
| 4 | 3311 | PERSISTENT LUMINESCENCE//LONG AFTERGLOW//STRONTIUM ALUMINATE |
| 5 | 35261 | SR2CEO4//SR2CEO4EU3//SR2CEO4 PHOSPHOR |
| 6 | 23057 | CAGA2S4//THIOGALLATE//SRGA2S4 |
| 7 | 10463 | YVO4//YVO4EU3//GDVO4 |
| 8 | 15348 | ENGN ECON//PHYS CHIM MINERALE//PHYSICOCHIM MINERALE |
| 9 | 18053 | SM2 ION//SM2//DIVALENT SAMARIUM |
| 10 | 26330 | PHOSPHOR DEGRADATION//EXPERIMENTAL STOPPING POWER//ZNS PHOSPHOR |