Class information for:
Level 1: UPCONVERSION//UPCONVERSION LUMINESCENCE//UPCONVERSION NANOPARTICLES

Basic class information
Bar chart of Publication_year

Last years might be incomplete

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
136 1                   UPCONVERSION//UPCONVERSION LUMINESCENCE//UPCONVERSION NANOPARTICLES 4254

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 UPCONVERSION authKW 1748199 13% 42% 565
2 UPCONVERSION LUMINESCENCE authKW 870084 6% 50% 236
3 UPCONVERSION NANOPARTICLES authKW 600164 3% 61% 132
4 NAYF4 authKW 429146 2% 82% 71
5 UP CONVERSION authKW 275424 4% 24% 153
6 UPCONVERSION NANOCRYSTALS authKW 126305 0% 95% 18
7 UPCONVERTING NANOPARTICLES authKW 118720 1% 70% 23
8 STATE RARE EARTH OURCE UTILIZAT address 104743 4% 8% 175
9 NAYF4YB3 ER3 authKW 98028 0% 88% 15
10 SODIUM YTTRIUM FLUORIDE authKW 81475 0% 100% 11

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Nanoscience & Nanotechnology 21719 25% 0% 1064
2 Materials Science, Multidisciplinary 17633 46% 0% 1947
3 Chemistry, Multidisciplinary 9255 31% 0% 1337
4 Physics, Applied 5599 25% 0% 1073
5 Chemistry, Physical 3702 22% 0% 931
6 Optics 2686 12% 0% 498
7 Materials Science, Biomaterials 1850 4% 0% 159
8 Physics, Condensed Matter 1026 10% 0% 432
9 Chemistry, Inorganic & Nuclear 653 5% 0% 230
10 Crystallography 470 3% 0% 147

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 STATE RARE EARTH OURCE UTILIZAT 104743 4% 8% 175
2 STATE INTEGRATED OPTOELECT 55485 4% 4% 179
3 STATE MAT ORIENT CHEM ENGN 50461 1% 31% 22
4 BIOMED MAT DEVICES 50058 0% 52% 13
5 POLYSCALE TECHNOL 44441 0% 100% 6
6 PKU HKU JOINT RARE EARTH MAT BIOINORGAN CHE 43772 1% 14% 42
7 RARE EARTHS 42474 1% 21% 27
8 ADV CYTOMETRY S 38186 0% 37% 14
9 DCBI CIENCIAS BASICAS 37034 0% 100% 5
10 RECH SCI ENERGIE MAT TELECOMMUN 35665 0% 24% 20

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 NANOSCALE 24703 5% 2% 195
2 JOURNAL OF LUMINESCENCE 14520 4% 1% 158
3 JOURNAL OF MATERIALS CHEMISTRY C 11582 2% 2% 97
4 JOURNAL OF RARE EARTHS 9804 2% 2% 75
5 CRYSTENGCOMM 8009 2% 1% 103
6 JOURNAL OF NANOSCIENCE AND NANOTECHNOLOGY 7331 3% 1% 130
7 OPTICAL MATERIALS 6328 2% 1% 77
8 JOURNAL OF MATERIALS CHEMISTRY B 4929 1% 1% 52
9 RSC ADVANCES 4677 4% 0% 174
10 JOURNAL OF ALLOYS AND COMPOUNDS 4202 4% 0% 160

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 UPCONVERSION 1748199 13% 42% 565 Search UPCONVERSION Search UPCONVERSION
2 UPCONVERSION LUMINESCENCE 870084 6% 50% 236 Search UPCONVERSION+LUMINESCENCE Search UPCONVERSION+LUMINESCENCE
3 UPCONVERSION NANOPARTICLES 600164 3% 61% 132 Search UPCONVERSION+NANOPARTICLES Search UPCONVERSION+NANOPARTICLES
4 NAYF4 429146 2% 82% 71 Search NAYF4 Search NAYF4
5 UP CONVERSION 275424 4% 24% 153 Search UP+CONVERSION Search UP+CONVERSION
6 UPCONVERSION NANOCRYSTALS 126305 0% 95% 18 Search UPCONVERSION+NANOCRYSTALS Search UPCONVERSION+NANOCRYSTALS
7 UPCONVERTING NANOPARTICLES 118720 1% 70% 23 Search UPCONVERTING+NANOPARTICLES Search UPCONVERTING+NANOPARTICLES
8 NAYF4YB3 ER3 98028 0% 88% 15 Search NAYF4YB3+ER3 Search NAYF4YB3+ER3
9 SODIUM YTTRIUM FLUORIDE 81475 0% 100% 11 Search SODIUM+YTTRIUM+FLUORIDE Search SODIUM+YTTRIUM+FLUORIDE
10 NAGDF4 73627 0% 76% 13 Search NAGDF4 Search NAGDF4

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 9186 THERMOGRAPHIC PHOSPHORS//FLUORESCENCE INTENSITY RATIO//OPTICAL TEMPERATURE SENSOR
2 13870 OXYFLUORIDE GLASS CERAMICS//OXYFLUORIDE GLASS//GLASS CERAMICS
3 12627 QUANTUM CUTTING//DOWN CONVERSION//COOPERATIVE ENERGY TRANSFER
4 10000 UPCONVERSION LUMINESCENCE AGENT//PHOTON AVALANCHE//OPT GLASS PROD
5 32754 LAOF//RARE EARTH OXIDE FLUORIDES//EUOF
6 3469 Y2O3EU3//Y2O3 EU//GD2O3 EU3
7 22939 TRIPLET TRIPLET ANNIHILATION//PHOTON UPCONVERSION//CHEM BIOCHEMNISHI KU
8 10463 YVO4//YVO4EU3//GDVO4
9 20960 LAYERED RARE EARTH HYDROXIDE//GD2O2STB3//UREA AMMONIUM SULFATE UAS SYSTEM
10 8552 GRP RADIOCHIM//RARE EARTH PHOSPHATES//LAPO4

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