Class information for:
Level 1: METALLURGICAL GRADE SILICON//SOLAR GRADE SILICON//MULTICRYSTALLINE SILICON

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
7150 1323 19.8 57%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)


ID, lev.
above		 Publications Label for level above
1342 7876 EDGE DEFINED FILM FED GROWTH//MULTICRYSTALLINE SILICON//PROGRESS IN PHOTOVOLTAICS

Terms with highest relevance score


Rank Term Type of term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 METALLURGICAL GRADE SILICON Author keyword 46 59% 4% 52
2 SOLAR GRADE SILICON Author keyword 38 52% 4% 52
3 MULTICRYSTALLINE SILICON Author keyword 31 32% 6% 82
4 SILICON REFINING Author keyword 21 90% 1% 9
5 SOLVENT REFINING Author keyword 12 75% 1% 9
6 ENGN SILICON MET SILICON MAT YUNNAN PRO Address 11 100% 0% 6
7 SEMICONDUCTING SILICON Author keyword 10 14% 5% 68
8 SLAG REFINING Author keyword 9 59% 1% 10
9 SILICON PURIFICATION Author keyword 8 70% 1% 7
10 PHOSPHORUS GETTERING Author keyword 8 60% 1% 9

Web of Science journal categories

Author Key Words


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class		 LCSH search Wikipedia search
1 METALLURGICAL GRADE SILICON 46 59% 4% 52 Search METALLURGICAL+GRADE+SILICON Search METALLURGICAL+GRADE+SILICON
2 SOLAR GRADE SILICON 38 52% 4% 52 Search SOLAR+GRADE+SILICON Search SOLAR+GRADE+SILICON
3 MULTICRYSTALLINE SILICON 31 32% 6% 82 Search MULTICRYSTALLINE+SILICON Search MULTICRYSTALLINE+SILICON
4 SILICON REFINING 21 90% 1% 9 Search SILICON+REFINING Search SILICON+REFINING
5 SOLVENT REFINING 12 75% 1% 9 Search SOLVENT+REFINING Search SOLVENT+REFINING
6 SEMICONDUCTING SILICON 10 14% 5% 68 Search SEMICONDUCTING+SILICON Search SEMICONDUCTING+SILICON
7 SLAG REFINING 9 59% 1% 10 Search SLAG+REFINING Search SLAG+REFINING
8 SILICON PURIFICATION 8 70% 1% 7 Search SILICON+PURIFICATION Search SILICON+PURIFICATION
9 PHOSPHORUS GETTERING 8 60% 1% 9 Search PHOSPHORUS+GETTERING Search PHOSPHORUS+GETTERING
10 INGOT CASTING METHOD 6 80% 0% 4 Search INGOT+CASTING+METHOD Search INGOT+CASTING+METHOD

Key Words Plus


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 METALLURGICAL GRADE SILICON 98 79% 5% 63
2 MULTICRYSTALLINE SILICON 69 33% 13% 174
3 IMPURITY GETTER 48 100% 1% 17
4 SI AL MELT 41 90% 1% 18
5 SOLAR GRADE 33 75% 2% 24
6 KERF LOSS SLURRY 23 86% 1% 12
7 MOLTEN SILICON 20 25% 5% 69
8 SOLAR GRADE SILICON 19 47% 2% 30
9 FACETED DENDRITE GROWTH 18 83% 1% 10
10 MULTI CRYSTALLINE SILICON 18 83% 1% 10

Journals

Reviews


Title Publ. year Cit. Active
references		 % act. ref.
to same field
Refining of metallurgical silicon by directional solidification 2011 46 21 86%
Recovery of solar grade silicon from kerf loss slurry waste 2014 6 19 68%
New processes for the production of solar-grade polycrystalline silicon: A review 2008 121 5 60%
High-Temperature Refining of Metallurgical-Grade Silicon: A Review 2012 11 58 74%
Application of Electron Beam Melting to the Removal of Phosphorus from Silicon: Toward Production of Solar-Grade Silicon by Metallurgical Processes 2013 1 37 92%
Bulk solar grade silicon: how chemistry and physics play to get a benevolent microstructured material 2009 18 43 51%
Progress in Research and Development of Solar-grade Silicon Preparation by Electron Beam Melting 2015 0 43 95%
Crystal Growth Behaviors of Silicon during Melt Growth Processes 2012 5 77 52%
Purification of metallurgical-grade silicon powder via chemical attack by hydrofluoric and nitric acids followed by thermal treatment 2013 1 29 52%
New crystalline silicon ribbon materials for photovoltaics 2004 34 81 28%

Address terms


Rank Address term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 ENGN SILICON MET SILICON MAT YUNNAN PRO 11 100% 0.5% 6
2 ENGN VACUUM MET 7 21% 2.3% 30
3 SOLAR ENERGY PHOTOVOLTA SYST LIAONING PRO 6 71% 0.4% 5
4 PHOTOVOLTA SILICON BUSINESS PLANNING 6 100% 0.3% 4
5 OPTOELECT NANOMAT GRP 4 75% 0.2% 3
6 NONFERROUS MET PU T MAT 3 50% 0.4% 5
7 UMR TECSEN 2 38% 0.4% 5
8 ENGN SILICON MET SILICON MAT 2 67% 0.2% 2
9 PHOTOELECT SEMICOND 2 67% 0.2% 2
10 SECT SUSTAINABLE ENERGY TECHNOL 2 67% 0.2% 2

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000156275 IEEE JOURNAL OF PHOTOVOLTAICS//SILICON SOLAR CELLS//PROGRESS IN PHOTOVOLTAICS
2 0.0000154246 GETTERING//GETTERING EFFICIENCY//SI AU
3 0.0000142649 EDGE DEFINED FILM FED GROWTH//SHAPED CRYSTAL GROWTH//STEPANOV METHOD
4 0.0000105647 MAGNETIC FIELD ASSISTED CZOCHRALSKI METHOD//CZOCHRALSKI METHOD//CZOCHRALSKI CRYSTAL GROWTH
5 0.0000102032 BANDLIKE STATES//DISLOCATION ENGINEERED//RECOMBINATION STRENGTH
6 0.0000101745 SOLAR CELL TEST//6224//POLY SILICON FILM
7 0.0000096127 ELECTRON BEAM INDUCED CURRENT//ELECTRON BEAM APPLICATION//SEMICONDUCTOR MATERIAL MEASUREMENTS
8 0.0000070291 POLYSILICON RESISTORS//HEAVILY DOPED POLYSILICON RESISTOR//LPCVD SI LAYERS
9 0.0000067493 MAKYOH TOPOGRAPHY//WIRE SAWING//WAFER PRODUCTION
10 0.0000047943 ELECTRO DEOXIDATION//ELECTRO DEOXIDIZATION//METALLOTHERMIC REDUCTION