Class information for:
Level 1: POROUS SILICON//POROUS SI//STAIN ETCHING

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
13 3       PHYSICS, APPLIED//IEEE TRANSACTIONS ON ELECTRON DEVICES//SILICON 136516
813 2             POROUS SILICON//SILICON NANOCRYSTALS//SI NANOCRYSTALS 12152
185 1                   POROUS SILICON//POROUS SI//STAIN ETCHING 4037

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 POROUS SILICON authKW 2189526 21% 33% 840
2 POROUS SI authKW 198505 2% 40% 63
3 STAIN ETCHING authKW 100697 0% 65% 20
4 PHOTOLUMINESCENCE authKW 72072 11% 2% 433
5 SPARK PROCESSED SILICON authKW 47805 0% 88% 7
6 IMMERSION PLATING authKW 35467 0% 45% 10
7 PRACT LIFE STUDIES address 35120 0% 75% 6
8 A SI H NANOBALL authKW 31220 0% 100% 4
9 FREE STANDING POROUS SILICON authKW 31220 0% 100% 4
10 POROUS SILICON PS authKW 29499 0% 34% 11

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Physics, Applied 21825 47% 0% 1916
2 Physics, Condensed Matter 18994 36% 0% 1472
3 Materials Science, Coatings & Films 13060 13% 0% 535
4 Materials Science, Multidisciplinary 5072 27% 0% 1093
5 Electrochemistry 790 4% 0% 178
6 Optics 722 7% 0% 282
7 Physics, Multidisciplinary 465 7% 0% 267
8 Nanoscience & Nanotechnology 421 5% 0% 183
9 Chemistry, Physical 394 10% 0% 397
10 Materials Science, Ceramics 229 2% 0% 75

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 PRACT LIFE STUDIES 35120 0% 75% 6
2 PHYS E16 23646 0% 16% 19
3 GEBZE MYO 20811 0% 67% 4
4 TECHNOL EDUC GRP 17837 0% 57% 4
5 SPECT RAMAN 17733 0% 45% 5
6 CIDS ICU 17375 0% 32% 7
7 CRMR2 15610 0% 100% 2
8 EQUIPE PHOTO THERM COMPOSANTS ELECT UR 99 13 22 15610 0% 100% 2
9 GRP PHOTOVOLTAIQUE MAT SEMICOND 15610 0% 100% 2
10 HENAN LASER TECHNOL PLICAT 15610 0% 100% 2

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 SEMICONDUCTORS 18802 3% 2% 130
2 THIN SOLID FILMS 15431 7% 1% 272
3 JOURNAL OF LUMINESCENCE 14735 4% 1% 155
4 JOURNAL OF POROUS MATERIALS 13762 1% 3% 57
5 APPLIED PHYSICS LETTERS 8824 9% 0% 364
6 PHYSICS OF LOW-DIMENSIONAL STRUCTURES 8295 1% 4% 30
7 PHYSICA STATUS SOLIDI A-APPLICATIONS AND MATERIALS SCIENCE 6183 3% 1% 130
8 JOURNAL OF APPLIED PHYSICS 5238 7% 0% 278
9 MATERIALS SCIENCE AND ENGINEERING B-SOLID STATE MATERIALS FOR ADVANCED TECHNOLOGY 4793 2% 1% 68
10 APPLIED SURFACE SCIENCE 4087 4% 0% 142

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 POROUS SILICON 2189526 21% 33% 840 Search POROUS+SILICON Search POROUS+SILICON
2 POROUS SI 198505 2% 40% 63 Search POROUS+SI Search POROUS+SI
3 STAIN ETCHING 100697 0% 65% 20 Search STAIN+ETCHING Search STAIN+ETCHING
4 PHOTOLUMINESCENCE 72072 11% 2% 433 Search PHOTOLUMINESCENCE Search PHOTOLUMINESCENCE
5 SPARK PROCESSED SILICON 47805 0% 88% 7 Search SPARK+PROCESSED+SILICON Search SPARK+PROCESSED+SILICON
6 IMMERSION PLATING 35467 0% 45% 10 Search IMMERSION+PLATING Search IMMERSION+PLATING
7 A SI H NANOBALL 31220 0% 100% 4 Search A+SI+H+NANOBALL Search A+SI+H+NANOBALL
8 FREE STANDING POROUS SILICON 31220 0% 100% 4 Search FREE+STANDING+POROUS+SILICON Search FREE+STANDING+POROUS+SILICON
9 POROUS SILICON PS 29499 0% 34% 11 Search POROUS+SILICON+PS Search POROUS+SILICON+PS
10 HYDROCARBON LAYER 24975 0% 80% 4 Search HYDROCARBON+LAYER Search HYDROCARBON+LAYER

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 5180 POROUS SILICON//IND PHYS//POROUS SILICON NANOPARTICLES
2 12268 MACROPOROUS SILICON//SILICON ELECTROCHEMISTRY//CURRENT BURST MODEL
3 1748 SI NANOCRYSTALS//SILICON NANOCRYSTALS//NANOPHOTON PHYS
4 6637 SILICON NANOCRYSTALS//SILICON NANOPARTICLES//SILICON QUANTUM DOTS
5 16964 POROUS INP//POROUS SIC//LOW DIMENS SEMICOND STRUCT
6 30441 POROUS POLYSILICON//ELECTRON EMISSION CHARACTERISTICS//TUNNELING CATHODE
7 38229 SI O SUPERLATTICE//OXYGEN ATOMIC LAYER//SIX TRANSISTOR 6T STATIC RAM SRAM
8 15342 METAL ASSISTED CHEMICAL ETCHING//METAL ASSISTED ETCHING//SILICON NANOWIRES
9 11239 GE NANOCRYSTALS//IBN SINA FUNDAMENTAL SCI STUDIES//GERMANIUM NANOCRYSTALS
10 27529 LAYER TRANSFER//SOLAR CELL TEST//6224

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