Class information for:
Level 1: INGAN SOLAR CELLS//INGAN//EA4423

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
195 3       GAN//GALLIUM NITRIDE//NITRIDES 53830
22 2             GAN//GALLIUM NITRIDE//INGAN 36458
24799 1                   INGAN SOLAR CELLS//INGAN//EA4423 324

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 INGAN SOLAR CELLS authKW 691721 2% 89% 8
2 INGAN authKW 512257 22% 7% 71
3 EA4423 address 405852 3% 38% 11
4 UPR LPN address 347403 2% 71% 5
5 GT LORRAINE address 270200 2% 56% 5
6 INGAN ALLOYS authKW 222336 1% 57% 4
7 JST ALCA address 222336 1% 57% 4
8 GAN BASED SOLAR CELLS authKW 194547 1% 100% 2
9 MICRONANO OPTOELECT address 194543 1% 50% 4
10 SOLAR ENERGY WING address 143042 2% 29% 5

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Physics, Applied 4020 70% 0% 227
2 Materials Science, Multidisciplinary 632 33% 0% 106
3 Optics 303 14% 0% 45
4 Physics, Condensed Matter 302 18% 0% 57
5 Engineering, Electrical & Electronic 245 18% 0% 59
6 Energy & Fuels 187 9% 0% 28
7 Materials Science, Coatings & Films 43 3% 0% 10
8 Crystallography 43 4% 0% 12
9 Physics, Multidisciplinary 35 6% 0% 21
10 Nanoscience & Nanotechnology 19 4% 0% 12

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 EA4423 405852 3% 38% 11
2 UPR LPN 347403 2% 71% 5
3 GT LORRAINE 270200 2% 56% 5
4 JST ALCA 222336 1% 57% 4
5 MICRONANO OPTOELECT 194543 1% 50% 4
6 SOLAR ENERGY WING 143042 2% 29% 5
7 UMI 2958 108963 3% 10% 11
8 AKASAKI 104511 4% 9% 12
9 AKASAKI ARC 97274 0% 100% 1
10 AKASAKI CHIKUSA KU 97274 0% 100% 1

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 APPLIED PHYSICS EXPRESS 4260 4% 0% 13
2 IEEE JOURNAL OF PHOTOVOLTAICS 2741 2% 0% 6
3 SOLAR ENERGY MATERIALS AND SOLAR CELLS 2735 5% 0% 15
4 JAPANESE JOURNAL OF APPLIED PHYSICS 2582 6% 0% 21
5 APPLIED PHYSICS LETTERS 2232 16% 0% 51
6 IEEE ELECTRON DEVICE LETTERS 1752 4% 0% 13
7 INTERNATIONAL JOURNAL OF PHOTOENERGY 1440 2% 0% 5
8 OPTICAL AND QUANTUM ELECTRONICS 1121 2% 0% 7
9 PHYSICA STATUS SOLIDI-RAPID RESEARCH LETTERS 1077 1% 0% 4
10 PHYSICA STATUS SOLIDI A-APPLICATIONS AND MATERIALS SCIENCE 1039 5% 0% 15

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 INGAN SOLAR CELLS 691721 2% 89% 8 Search INGAN+SOLAR+CELLS Search INGAN+SOLAR+CELLS
2 INGAN 512257 22% 7% 71 Search INGAN Search INGAN
3 INGAN ALLOYS 222336 1% 57% 4 Search INGAN+ALLOYS Search INGAN+ALLOYS
4 GAN BASED SOLAR CELLS 194547 1% 100% 2 Search GAN+BASED+SOLAR+CELLS Search GAN+BASED+SOLAR+CELLS
5 SPREADING LAYER 129697 1% 67% 2 Search SPREADING+LAYER Search SPREADING+LAYER
6 TRANSPARENT CONDUCTIVE POLYMER 129697 1% 67% 2 Search TRANSPARENT+CONDUCTIVE+POLYMER Search TRANSPARENT+CONDUCTIVE+POLYMER
7 INDIUM GALLIUM NITRIDE INGAN 109429 1% 38% 3 Search INDIUM+GALLIUM+NITRIDE+INGAN Search INDIUM+GALLIUM+NITRIDE+INGAN
8 AG SCHOTTKY CONTACT 97274 0% 100% 1 Search AG+SCHOTTKY+CONTACT Search AG+SCHOTTKY+CONTACT
9 BAND GAP COMBINATION 97274 0% 100% 1 Search BAND+GAP+COMBINATION Search BAND+GAP+COMBINATION
10 BIAS DEPENDENT EXTERNAL QUANTUM EFFICIENCY 97274 0% 100% 1 Search BIAS+DEPENDENT+EXTERNAL+QUANTUM+EFFICIENCY Search BIAS+DEPENDENT+EXTERNAL+QUANTUM+EFFICIENCY

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
1 369 INGAN//EFFICIENCY DROOP//LIGHT EMITTING DIODES
2 3701 INN//INDIUM NITRIDE//SMART GREEN INNOVAT
3 10547 INTERMEDIATE BAND//ENERGIA SOLAR//INTERMEDIATE BAND SOLAR CELL
4 9773 MULTIJUNCTION SOLAR CELLS//MULTIJUNCTION//ENERGIA SOLAR
5 26023 ALGAN GAN HBT//BULK GALLIUM NITRIDE GAN//BULK GAN SUBSTRATES
6 22158 GAN ON DIAMOND//DEVICE THERMOG RELIABIL//BUILT IN POLARIZATION FIELD
7 2678 GAN NANOWIRES//GAN NANORODS//GAN
8 10447 ULTRAVIOLET DETECTORS//PHOTODETECTORS//ALGAN
9 1572 GAN//YELLOW LUMINESCENCE//MRS INTERNET JOURNAL OF NITRIDE SEMICONDUCTOR RESEARCH
10 1789 LIGHT EXTRACTION EFFICIENCY//LIGHT EXTRACTION//LIGHT EMITTING DIODES

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